/* roulang page: index */
/* ============ 设计变量 ============ */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-surface:#FFFFFF;
  --c-soft:#F0F2EC;
  --c-line:#E4E7E1;
  --line-dark:rgba(255,255,255,.10);
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-lg:28px;
  --r-md:24px;
  --r-sm:18px;
  --r-xs:12px;
  --sp-section:88px;
  --t:180ms cubic-bezier(.2,.7,.3,1);
}

/* ============ reset / base ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:.02em;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--t),background var(--t),border-color var(--t);}
img{max-width:100%;display:block;}
button,input,textarea,select{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{line-height:1.18;font-weight:800;letter-spacing:-.5px;}
h1{font-size:44px;}
h2{font-size:32px;}
h3{font-size:22px;}
h4{font-size:18px;}
p{font-size:16.5px;line-height:1.85;color:var(--c-text);}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(198,255,61,.75);outline-offset:2px;border-radius:6px;}

/* ============ 容器 / 栅格 ============ */
.wrap{max-width:1200px;margin:0 auto;padding:0 32px;width:100%;}
.section{padding:var(--sp-section) 0;}
.section--tight{padding:56px 0;}
.section--dark{background:var(--grad-dark);color:#fff;position:relative;overflow:hidden;}
.section--soft{background:var(--c-soft);}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.sec-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--c-text-2);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:var(--grad-brand);}
.sec-head h2{max-width:640px;}
.sec-head p{color:var(--c-text-2);font-size:15.5px;max-width:560px;margin-top:12px;line-height:1.8;}
.section--dark .sec-head h2{color:#fff;}
.section--dark .sec-head p{color:rgba(255,255,255,.7);}
.section--dark .eyebrow{color:rgba(255,255,255,.6);}

/* ============ 按钮族 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:700;letter-spacing:.02em;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),border-color var(--t);
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);background-size:200% 100%;background-position:0 0;color:#0E1218;box-shadow:var(--sh-1);}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-accent{background:var(--c-accent);color:#12151B;font-weight:700;}
.btn-accent:hover{background:#FF8155;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-accent:active{transform:scale(.98);}
.btn-dark-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff;background:transparent;}
.btn-dark-ghost:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px);}
.btn-block{width:100%;}
.link-more{
  display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:700;color:var(--c-ink);
  border-bottom:2px solid;border-image:var(--grad-brand) 1;padding-bottom:2px;
}
.link-more i{transition:transform var(--t);}
.link-more:hover i{transform:translateX(4px);}
.section--dark .link-more{color:#fff;border-image:none;border-bottom:2px solid var(--c-brand);}

/* ============ 胶囊导航 ============ */
.site-nav{position:sticky;top:12px;z-index:90;padding:12px 16px 0;}
.nav-inner{
  max-width:1200px;margin:0 auto;height:72px;
  display:flex;align-items:center;gap:20px;
  padding:0 12px 0 20px;border-radius:999px;
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.65);
  box-shadow:var(--sh-2);
  transition:height var(--t),background var(--t),box-shadow var(--t);
}
.site-nav.is-scrolled .nav-inner{height:60px;background:rgba(255,255,255,.94);box-shadow:var(--sh-3);}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background:var(--grad-brand);
  display:grid;place-items:center;color:#0E1218;font-weight:800;font-size:15px;letter-spacing:-.5px;
  box-shadow:0 6px 16px rgba(47,217,168,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:-.3px;}
.brand-text span{font-size:11px;letter-spacing:.18em;color:var(--c-text-2);font-weight:600;margin-top:2px;}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--c-text);white-space:nowrap;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-menu a:hover{color:#0E1218;font-weight:600;}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{background:var(--c-soft);font-weight:700;color:#0E1218;}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-cta .btn{height:44px;padding:0 20px;font-size:14px;}
.hamburger{
  display:none;width:44px;height:44px;border-radius:999px;background:var(--c-soft);
  align-items:center;justify-content:center;font-size:17px;color:var(--c-ink);
}
.drawer{
  position:fixed;inset:0;z-index:120;background:rgba(245,246,242,.98);
  backdrop-filter:blur(10px);padding:20px;display:none;flex-direction:column;gap:8px;
  border-radius:24px;margin:12px;overflow-y:auto;
}
.drawer.is-open{display:flex;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 6px 14px;border-bottom:1px solid var(--c-line);}
.drawer-close{width:44px;height:44px;border-radius:999px;background:var(--c-soft);display:grid;place-items:center;font-size:18px;}
.drawer a.drawer-link{
  display:flex;align-items:center;height:52px;padding:0 8px;font-size:16px;font-weight:600;
  border-bottom:1px solid var(--c-line);
}
.drawer a.drawer-link.is-active{color:#0E1218;font-weight:800;}
.drawer-cta{margin-top:auto;padding-top:20px;}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;padding:64px 0 80px;}
.hero::before{
  content:"";position:absolute;top:-120px;right:-80px;width:480px;height:480px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(198,255,61,.55),rgba(47,217,168,.28) 55%,rgba(47,217,168,0) 72%);
  filter:blur(60px);pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-60px;left:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.28),rgba(255,107,53,0) 70%);
  filter:blur(56px);pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center;}
.hero-tag{
  display:inline-flex;align-items:center;gap:10px;height:36px;padding:0 16px;border-radius:999px;
  background:var(--c-soft);border:1px solid var(--c-line);font-size:13px;font-weight:600;color:var(--c-text-2);
  margin-bottom:22px;
}
.hero-tag i{color:var(--c-brand-2);}
.hero h1{font-size:44px;line-height:1.14;letter-spacing:-1px;margin-bottom:20px;}
.hero h1 em{font-style:normal;position:relative;white-space:nowrap;}
.hero h1 em::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:10px;border-radius:6px;
  background:linear-gradient(120deg,rgba(198,255,61,.75),rgba(47,217,168,.45));z-index:-1;
}
.hero-sub{font-size:17px;color:var(--c-text-2);max-width:520px;line-height:1.85;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:32px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;}
.stat-chip{
  display:flex;align-items:center;gap:10px;padding:10px 18px;border-radius:999px;
  background:#fff;box-shadow:var(--sh-1);position:relative;
  border:2px solid transparent;
  background-image:linear-gradient(#fff,#fff),var(--grad-brand);
  background-origin:border-box;background-clip:padding-box,border-box;
  transition:transform var(--t),box-shadow var(--t);
}
.stat-chip:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.stat-chip b{font-size:22px;font-weight:800;letter-spacing:-.5px;font-variant-numeric:tabular-nums;}
.stat-chip span{font-size:12px;color:var(--c-text-2);line-height:1.3;}
.hero-visual{position:relative;display:flex;justify-content:center;align-items:center;min-height:540px;}
.phone-main{
  position:relative;width:300px;aspect-ratio:9/16;border-radius:28px;overflow:hidden;box-shadow:var(--sh-3);
  border:1px solid rgba(18,21,27,.06);
}
.phone-main img{width:100%;height:100%;object-fit:cover;}
.phone-main .veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,.55) 0%,rgba(18,21,27,.05) 40%,rgba(18,21,27,.72) 100%);}
.phone-main .tag-top{position:absolute;top:16px;left:16px;background:var(--c-brand);color:#0E1218;font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;}
.phone-main .tag-bottom{position:absolute;bottom:16px;right:16px;background:rgba(18,21,27,.72);color:#fff;font-size:12.5px;font-weight:700;padding:5px 12px;border-radius:999px;font-variant-numeric:tabular-nums;}
.phone-play{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:64px;height:64px;border-radius:50%;display:grid;place-items:center;
  background:rgba(198,255,61,.85);color:#0E1218;font-size:20px;box-shadow:0 10px 30px rgba(18,21,27,.25);
  transition:transform var(--t),background var(--t);
}
.phone-main:hover .phone-play{transform:translate(-50%,-50%) scale(1.08);background:var(--c-brand);}
.phone-side{
  position:absolute;right:0;bottom:0;width:180px;aspect-ratio:9/16;border-radius:22px;overflow:hidden;
  box-shadow:var(--sh-2);border:4px solid #F5F6F2;
}
.phone-side img{width:100%;height:100%;object-fit:cover;}

/* ============ 信任徽章条 ============ */
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.trust-item{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--r-sm);
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t);
}
.trust-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.trust-item i{
  width:42px;height:42px;border-radius:14px;display:grid;place-items:center;font-size:16px;color:#0E1218;
  background:var(--grad-brand);flex:0 0 auto;
}
.trust-item b{display:block;font-size:15px;font-weight:700;line-height:1.35;}
.trust-item span{font-size:12.5px;color:var(--c-text-2);line-height:1.5;}

/* ============ 入口通道卡片 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.channel-card{
  display:flex;flex-direction:column;gap:14px;padding:28px;border-radius:var(--r-md);
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.channel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(47,217,168,.5);}
.channel-card .idx{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--c-text-2);font-variant-numeric:tabular-nums;
}
.channel-card h3{font-size:20px;font-weight:800;}
.channel-card p{font-size:15px;color:var(--c-text-2);line-height:1.8;}
.channel-card .go{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:#0E1218;
}
.channel-card .go i{transition:transform var(--t);}
.channel-card:hover .go i{transform:translateX(4px);}
.channel-card .pill{
  align-self:flex-start;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;
  background:var(--c-soft);color:var(--c-text-2);
}

/* ============ 爆款横滑轨道 ============ */
.reel-wrap{position:relative;}
.reel-track{
  display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;scrollbar-width:none;-ms-overflow-style:none;
}
.reel-track::-webkit-scrollbar{display:none;}
.reel-card{
  flex:0 0 240px;scroll-snap-align:start;border-radius:20px;overflow:hidden;
  background:#1A1F27;border:1px solid var(--line-dark);
  transition:transform var(--t),border-color var(--t);
}
.reel-card:hover{transform:translateY(-4px);border-color:rgba(198,255,61,.85);}
.reel-media{position:relative;aspect-ratio:9/16;overflow:hidden;}
.reel-media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1);}
.reel-card:hover .reel-media img{transform:scale(1.05);}
.reel-media .shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,.25),rgba(18,21,27,.85));}
.reel-cat{position:absolute;top:12px;left:12px;background:var(--c-brand);color:#0E1218;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:999px;}
.reel-dur{position:absolute;bottom:12px;left:12px;background:rgba(18,21,27,.78);color:#fff;font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;font-variant-numeric:tabular-nums;}
.reel-title{position:absolute;left:14px;right:14px;bottom:44px;color:#fff;font-size:15px;font-weight:700;line-height:1.45;}
.reel-meta{display:flex;justify-content:space-between;padding:12px 14px;font-size:12.5px;color:rgba(255,255,255,.62);font-variant-numeric:tabular-nums;border-top:1px solid var(--line-dark);}
.reel-nav{
  position:absolute;top:40%;width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:#fff;color:var(--c-ink);box-shadow:var(--sh-2);z-index:5;transition:transform var(--t),background var(--t);
}
.reel-nav:hover{transform:scale(1.08);background:var(--c-brand);}
.reel-nav.prev{left:-6px;}
.reel-nav.next{right:-6px;}

/* ============ 种草清单 ============ */
.pick-list{border-top:1px solid var(--c-line);}
.pick-item{
  position:relative;display:flex;align-items:center;gap:28px;padding:28px 0;border-bottom:1px solid var(--c-line);
  transition:padding-left var(--t);
}
.pick-item::before{
  content:"";position:absolute;left:0;top:22px;bottom:22px;width:4px;border-radius:4px;
  background:var(--grad-brand);transform:scaleY(0);transform-origin:center;transition:transform var(--t);
}
.pick-item:hover{padding-left:22px;}
.pick-item:hover::before{transform:scaleY(1);}
.pick-no{
  font-size:36px;font-weight:800;letter-spacing:-1px;flex:0 0 auto;width:78px;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
  font-variant-numeric:tabular-nums;
}
.pick-body{flex:1 1 auto;}
.pick-body h3{font-size:20px;font-weight:800;margin-bottom:6px;}
.pick-body p{font-size:15px;color:var(--c-text-2);max-width:720px;}
.pick-go{
  flex:0 0 auto;width:40px;height:40px;border-radius:50%;border:1.5px solid var(--c-line);
  display:grid;place-items:center;color:var(--c-ink);transition:background var(--t),transform var(--t),border-color var(--t);
}
.pick-item:hover .pick-go{background:var(--c-brand);border-color:var(--c-brand);}
.pick-item:hover .pick-go i{transform:translateX(3px);}
.pick-go i{transition:transform var(--t);}

/* ============ 资讯列表（CMS） ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px;}
.filter-pill{
  height:38px;padding:0 18px;border-radius:999px;background:#fff;border:1px solid var(--c-line);
  font-size:13.5px;font-weight:600;color:var(--c-text-2);display:inline-flex;align-items:center;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.filter-pill:hover{border-color:var(--c-brand-2);color:var(--c-ink);}
.filter-pill.is-on{background:var(--c-ink);color:#fff;border-color:var(--c-ink);font-weight:700;}
.news-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px;}
.news-card{
  grid-column:span 3;display:flex;flex-direction:column;border-radius:var(--r-md);overflow:hidden;
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:transform var(--t),box-shadow var(--t);
}
.news-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.news-card--lead{grid-column:span 6;}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--c-soft);}
.news-card--lead .news-thumb{aspect-ratio:16/10;}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1);}
.news-card:hover .news-thumb img{transform:scale(1.03);}
.news-cat{
  position:absolute;top:12px;left:12px;background:rgba(255,255,255,.92);color:#0E1218;
  font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px;
}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.news-body h3{font-size:18px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card--lead .news-body h3{font-size:22px;-webkit-line-clamp:2;}
.news-card:hover .news-body h3{color:#1F6E52;}
.news-body p{font-size:15px;color:var(--c-text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-text-2);margin-top:auto;font-variant-numeric:tabular-nums;}
.news-meta i{font-size:11px;}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);}
.empty-state{
  grid-column:1/-1;min-height:200px;max-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;border:1.5px dashed var(--c-line);border-radius:var(--r-md);background:#fff;padding:32px;text-align:center;
}
.empty-state i{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;background:var(--c-soft);color:var(--c-text-2);font-size:20px;}
.empty-state p{font-size:15px;color:var(--c-text-2);margin:0;}

/* ============ 口碑 ============ */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.voice-card{
  background:#fff;border-radius:22px;padding:24px;box-shadow:var(--sh-1);border:1px solid var(--c-line);
  display:flex;flex-direction:column;gap:14px;transition:transform var(--t),box-shadow var(--t);
}
.voice-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.voice-top{display:flex;align-items:center;gap:12px;}
.avatar{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:15px;color:#0E1218;
  background:linear-gradient(135deg,#C6FF3D,#2FD9A8);padding:2px;
}
.avatar span{width:100%;height:100%;border-radius:50%;background:#fff;display:grid;place-items:center;}
.voice-top b{font-size:15px;font-weight:700;display:block;}
.voice-top em{font-style:normal;font-size:12px;color:var(--c-text-2);}
.voice-card p{font-size:15px;line-height:1.75;color:var(--c-text-2);display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;margin:0;}
.voice-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;}
.stars{display:flex;gap:3px;color:var(--c-accent);font-size:12.5px;}
.like-pill{
  display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:999px;
  background:var(--c-soft);font-size:12.5px;color:var(--c-text-2);font-weight:600;
}

/* ============ CTA 通栏 ============ */
.cta-block{
  position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--grad-dark);
  padding:64px;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center;color:#fff;
}
.cta-block::before{
  content:"";position:absolute;top:-100px;right:-60px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.42),rgba(198,255,61,0) 70%);filter:blur(46px);
}
.cta-block h2{font-size:30px;color:#fff;margin-bottom:14px;position:relative;}
.cta-block p{color:rgba(255,255,255,.74);font-size:16px;max-width:520px;position:relative;}
.cta-mini{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;position:relative;}
.cta-mini span{
  font-size:12.5px;font-weight:600;padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid var(--line-dark);color:rgba(255,255,255,.82);
}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;}
.cta-actions .hint{font-size:12.5px;color:rgba(255,255,255,.6);text-align:center;}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start;}
.faq-intro h2{margin-bottom:14px;}
.faq-intro p{color:var(--c-text-2);font-size:15.5px;margin-bottom:20px;}
.acc{display:flex;flex-direction:column;gap:14px;}
.acc-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);padding:0 24px;
  transition:box-shadow var(--t),border-color var(--t);position:relative;overflow:hidden;
}
.acc-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand);
  transform:scaleY(0);transition:transform var(--t);transform-origin:top;
}
.acc-item.is-open{box-shadow:var(--sh-2);}
.acc-item.is-open::before{transform:scaleY(1);}
.acc-head{
  display:flex;align-items:center;justify-content:space-between;gap:18px;width:100%;
  padding:20px 0;text-align:left;font-size:17px;font-weight:600;color:var(--c-text);
}
.acc-icon{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;background:var(--c-brand);color:#0E1218;
  display:grid;place-items:center;font-size:13px;transition:transform var(--t);
}
.acc-item.is-open .acc-icon{transform:rotate(45deg);}
.acc-body{max-height:0;overflow:hidden;transition:max-height 280ms cubic-bezier(.2,.7,.3,1);}
.acc-body p{font-size:15.5px;line-height:1.8;color:var(--c-text-2);max-width:72ch;padding:0 0 22px;margin:0;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:#fff;padding:72px 0 0;margin-top:0;border-top:1px solid rgba(255,255,255,.08);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.foot-brand .brand-mark{box-shadow:none;}
.foot-brand b{font-size:18px;font-weight:800;color:#fff;}
.foot-brand span{display:block;font-size:11px;letter-spacing:.18em;color:rgba(255,255,255,.55);font-weight:600;}
.site-footer p{color:rgba(255,255,255,.62);font-size:14px;line-height:1.85;max-width:340px;}
.foot-social{display:flex;gap:10px;margin-top:20px;}
.foot-social a{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.07);border:1px solid var(--line-dark);color:rgba(255,255,255,.75);
  transition:background var(--t),color var(--t),transform var(--t);
}
.foot-social a:hover{background:var(--c-brand);color:#0E1218;transform:translateY(-3px);}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:18px;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{
  font-size:14px;color:rgba(255,255,255,.72);display:inline-flex;align-items:center;gap:6px;
  transition:color var(--t),transform var(--t);
}
.foot-col a:hover{color:var(--c-brand);transform:translateX(2px);}
.foot-qr{display:flex;gap:14px;align-items:flex-start;margin-top:6px;}
.qr-box{
  width:96px;height:96px;border-radius:14px;background:rgba(255,255,255,.06);border:1px solid var(--line-dark);
  display:grid;place-items:center;color:rgba(255,255,255,.55);font-size:11.5px;text-align:center;line-height:1.5;
}
.foot-contact li{font-size:14px;color:rgba(255,255,255,.72);display:flex;gap:10px;align-items:center;}
.foot-contact i{color:var(--c-brand-2);width:16px;}
.foot-bottom{
  margin-top:56px;border-top:1px solid rgba(255,255,255,.08);padding:22px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.foot-bottom p{font-size:12.5px;color:rgba(255,255,255,.5);max-width:none;}
.foot-bottom nav{display:flex;gap:20px;}
.foot-bottom nav a{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav a:hover{color:var(--c-brand);}

/* ============ 入场动效 ============ */
.reveal{opacity:0;transform:translateY(18px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}

/* ============ 响应式：≤1023px ============ */
@media (max-width:1023px){
  :root{--sp-section:64px;}
  .wrap{padding:0 24px;}
  h1{font-size:34px;}
  .hero h1{font-size:36px;}
  h2{font-size:26px;}
  .nav-menu,.nav-cta .btn-primary{display:none;}
  .hamburger{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero{padding:40px 0 56px;}
  .hero-visual{min-height:0;justify-content:flex-start;}
  .phone-main{width:250px;}
  .phone-side{position:relative;right:auto;bottom:auto;width:140px;margin-left:-30px;border-width:4px;}
  .trust-bar{grid-template-columns:repeat(2,1fr);}
  .channel-grid{grid-template-columns:repeat(2,1fr);}
  .news-card,.news-card--lead{grid-column:span 6;}
  .voice-grid{grid-template-columns:repeat(2,1fr);}
  .faq-grid{grid-template-columns:1fr;gap:32px;}
  .cta-block{grid-template-columns:1fr;padding:48px 36px;}
  .cta-actions{flex-direction:row;flex-wrap:wrap;}
  .cta-actions .btn{flex:1 1 200px;}
  .cta-actions .hint{flex:1 1 100%;text-align:left;}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
}

/* ============ 响应式：≤767px ============ */
@media (max-width:767px){
  body{font-size:16px;}
  .hero h1{font-size:30px;letter-spacing:-.5px;}
  .hero-sub{font-size:16px;}
  .pick-no{font-size:28px;width:56px;}
  .pick-item{gap:16px;}
  .pick-go{display:none;}
  .reel-card{flex:0 0 200px;}
  .reel-nav{display:none;}
  .cta-block{padding:40px 26px;border-radius:24px;}
  .cta-block h2{font-size:24px;}
  .nav-inner{height:60px;padding:0 10px 0 14px;}
  .brand-text b{font-size:17px;}
  .site-nav{padding:10px 12px 0;}
}

/* ============ 响应式：≤520px ============ */
@media (max-width:520px){
  :root{--sp-section:48px;}
  .wrap{padding:0 16px;}
  h1{font-size:26px;}
  .hero h1{font-size:26px;}
  h2{font-size:22px;}
  h3{font-size:19px;}
  .trust-bar{grid-template-columns:1fr;}
  .channel-grid{grid-template-columns:1fr;}
  .news-grid{gap:16px;}
  .news-card,.news-card--lead{grid-column:1/-1;}
  .news-card--lead .news-thumb{aspect-ratio:16/9;}
  .voice-grid{grid-template-columns:1fr;}
  .hero-stats{flex-direction:column;align-items:stretch;}
  .stat-chip{justify-content:flex-start;}
  .hero-visual{flex-direction:row;align-items:flex-start;}
  .phone-main{width:196px;}
  .phone-side{width:112px;margin-left:-24px;}
  .foot-grid{grid-template-columns:1fr;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px;}
  .btn{height:44px;padding:0 20px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-surface:#FFFFFF;
  --c-soft:#F0F2EC;
  --c-line:#E4E7E1;
  --line-dark:rgba(255,255,255,.10);
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-xl:28px; --r-lg:24px; --r-md:18px; --r-sm:12px; --r-pill:999px;
  --wrap:1200px;
  --sec:88px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:.02em;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.15;letter-spacing:-.5px;font-weight:800;color:var(--c-ink);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(198,255,61,.75);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;}
@media (min-width:1440px){:root{--wrap:1280px;}}
section{position:relative;}

/* ---------- 顶部悬浮胶囊导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:12px 0 0;}
.nav-shell{
  display:flex;align-items:center;gap:22px;
  height:72px;padding:0 14px 0 20px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  box-shadow:var(--sh-2),inset 0 0 0 1px rgba(255,255,255,.6);
  transition:height .22s var(--ease),background .22s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.92);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-brand);color:#0E1218;font-weight:800;font-size:15px;letter-spacing:.5px;
  box-shadow:0 6px 16px rgba(47,217,168,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.4px;}
.brand-text i{font-style:normal;font-size:11px;letter-spacing:.22em;color:var(--c-text-2);}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 14px;
  font-size:15px;color:var(--c-text);border-radius:var(--r-pill);
  transition:color .18s var(--ease),background .18s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-menu a:hover{color:var(--c-ink);background:rgba(198,255,61,.18);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{background:rgba(198,255,61,.28);font-weight:600;color:var(--c-ink);}
.nav-menu a.is-active::after{transform:scaleX(1);}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:0;border-radius:var(--r-pill);
  font-size:15.5px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-position .3s var(--ease),background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
.btn-primary{background-image:var(--grad-brand);background-size:200% 100%;background-position:0 0;color:#0E1218;}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:transparent;border:1.5px solid var(--c-ink);color:var(--c-ink);}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn-accent{background:var(--c-accent);color:#12151B;}
.btn-accent:hover{background:#ff8355;transform:translateY(-2px);box-shadow:0 12px 26px rgba(255,107,53,.28);}
.btn-light{background:transparent;border:1.5px solid rgba(255,255,255,.7);color:#fff;}
.btn-light:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--c-line);
  background:#fff;cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);margin:3px auto;transition:transform .2s var(--ease),opacity .2s var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-5px) rotate(-45deg);}
.nav-drawer{
  display:none;position:fixed;inset:0;z-index:70;padding:88px 20px 24px;
  background:rgba(245,246,242,.98);backdrop-filter:blur(10px);
  flex-direction:column;
}
.nav-drawer.is-open{display:flex;}
.nav-drawer a{
  display:flex;align-items:center;height:52px;padding:0 6px;font-size:16.5px;font-weight:600;
  border-bottom:1px solid var(--c-line);color:var(--c-ink);
}
.nav-drawer a.is-active{color:#111;background:rgba(198,255,61,.28);border-radius:12px;padding:0 12px;}
.nav-drawer .drawer-close{
  position:absolute;top:22px;right:20px;width:44px;height:44px;border-radius:14px;border:1px solid var(--c-line);
  background:#fff;font-size:18px;cursor:pointer;
}
.nav-drawer .drawer-cta{margin-top:auto;}
.nav-drawer .drawer-cta .btn{width:100%;}

/* ---------- 分类 Hero ---------- */
.cat-hero{padding:28px 0 0;}
.cat-hero-box{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:#FFFFFF;
  box-shadow:var(--sh-1),inset 0 0 0 1px var(--c-line);
  padding:44px 44px 40px;
  min-height:300px;
  display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:36px;align-items:center;
}
.cat-hero-box::before{
  content:"";position:absolute;right:-120px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(198,255,61,.55),rgba(47,217,168,.28) 55%,transparent 72%);
  filter:blur(50px);pointer-events:none;
}
.cat-hero-box::after{
  content:"";position:absolute;left:-90px;bottom:-120px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.22),transparent 70%);
  filter:blur(46px);pointer-events:none;
}
.cat-hero-box > *{position:relative;z-index:1;}
.crumb{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--c-text-2);margin-bottom:16px;flex-wrap:wrap;}
.crumb a{color:var(--c-text-2);}
.crumb a:hover{color:var(--c-ink);}
.crumb .sep{color:#B7BEB4;}
.crumb .now{color:var(--c-ink);font-weight:600;}
.cat-hero h1{font-size:44px;letter-spacing:-1px;margin-bottom:14px;}
.cat-hero h1 em{font-style:normal;background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;}
.cat-hero .lede{font-size:16.5px;color:var(--c-text-2);max-width:56ch;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.tag-pill{
  display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:var(--c-soft);font-size:13.5px;font-weight:600;color:var(--c-ink);
  box-shadow:inset 0 0 0 2px rgba(47,217,168,.35);
}
.tag-pill i{color:#17966F;font-size:12px;}
.hero-shot{
  width:260px;aspect-ratio:9/16;border-radius:var(--r-lg);overflow:hidden;position:relative;
  box-shadow:var(--sh-3);border:1px solid var(--c-line);
}
.hero-shot img{width:100%;height:100%;object-fit:cover;}
.hero-shot .shot-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,.05) 40%,rgba(18,21,27,.62));}
.hero-shot .shot-badge{
  position:absolute;left:12px;top:12px;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-brand);color:#0E1218;font-size:11.5px;font-weight:700;display:inline-flex;align-items:center;
}
.hero-shot .shot-time{
  position:absolute;right:12px;bottom:12px;height:26px;padding:0 10px;border-radius:8px;
  background:rgba(18,21,27,.72);color:#fff;font-size:12px;display:inline-flex;align-items:center;
}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{padding:32px 0 0;}
.filter-row{display:flex;gap:10px;overflow-x:auto;padding:4px 2px 8px;scrollbar-width:none;}
.filter-row::-webkit-scrollbar{display:none;}
.filter-chip{
  flex:0 0 auto;height:42px;padding:0 20px;border-radius:var(--r-pill);border:1px solid var(--c-line);
  background:#fff;color:var(--c-text-2);font-size:14.5px;font-weight:600;cursor:pointer;
  display:inline-flex;align-items:center;gap:8px;transition:all .18s var(--ease);
}
.filter-chip:hover{border-color:#B7D97A;color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-1);}
.filter-chip.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff;}
.filter-chip .dot{width:6px;height:6px;border-radius:50%;background:var(--c-brand-2);}

/* ---------- 板块通用 ---------- */
.block{padding:var(--sec) 0 0;}
.block-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.block-head h2{font-size:32px;}
.block-head p{font-size:15px;color:var(--c-text-2);margin-top:8px;max-width:60ch;}
.text-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-ink);
  padding-bottom:3px;background-image:var(--grad-brand);background-repeat:no-repeat;background-size:0 2px;background-position:0 100%;
  transition:background-size .25s var(--ease);
}
.text-link:hover{background-size:100% 2px;}
.text-link i{font-size:12px;transition:transform .2s var(--ease);}
.text-link:hover i{transform:translateX(3px);}

/* ---------- 竖屏卡片网格 ---------- */
.reel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.reel-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
  display:flex;flex-direction:column;
}
.reel-card:hover{transform:translateY(-6px);box-shadow:var(--sh-3);border-color:#CFE79B;}
.reel-media{position:relative;aspect-ratio:9/16;overflow:hidden;background:var(--c-soft);}
.reel-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.reel-card:hover .reel-media img{transform:scale(1.05);}
.reel-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,0) 45%,rgba(18,21,27,.55));}
.reel-cat{
  position:absolute;left:12px;top:12px;z-index:2;height:26px;padding:0 12px;border-radius:var(--r-pill);
  background:var(--c-brand);color:#0E1218;font-size:11.5px;font-weight:700;display:inline-flex;align-items:center;
}
.reel-cat.is-alt{background:rgba(255,255,255,.9);color:var(--c-ink);}
.reel-dur{
  position:absolute;right:12px;bottom:12px;z-index:2;height:26px;padding:0 10px;border-radius:8px;
  background:rgba(18,21,27,.72);color:#fff;font-size:12px;display:inline-flex;align-items:center;
}
.reel-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:2;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:rgba(198,255,61,.88);color:#0E1218;font-size:16px;
  box-shadow:0 10px 26px rgba(18,21,27,.28);transition:transform .22s var(--ease);
}
.reel-card:hover .reel-play{transform:translate(-50%,-50%) scale(1.08);}
.reel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.reel-body h3{font-size:18px;line-height:1.45;letter-spacing:-.2px;}
.reel-body p{font-size:14.5px;line-height:1.75;color:var(--c-text-2);}
.reel-meta{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--c-text-2);margin-top:auto;}
.reel-meta .dot{width:4px;height:4px;border-radius:50%;background:#C3CABF;}
.step-list{display:flex;flex-direction:column;gap:8px;margin-top:2px;}
.step-list li{display:flex;gap:10px;font-size:14px;color:var(--c-text-2);}
.step-list li b{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;background:rgba(47,217,168,.16);color:#128A67;
  font-size:11.5px;font-weight:700;display:grid;place-items:center;margin-top:3px;
}

/* ---------- 深色 CTA ---------- */
.cta-block{padding:var(--sec) 0 0;}
.cta-box{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background-image:var(--grad-dark);
  padding:64px;color:#fff;box-shadow:var(--sh-3);
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:40px;align-items:center;
}
.cta-box::before{
  content:"";position:absolute;right:-100px;top:-120px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.42),transparent 68%);filter:blur(52px);
}
.cta-box > *{position:relative;z-index:1;}
.cta-box h2{color:#fff;font-size:30px;letter-spacing:-.6px;}
.cta-box p{color:rgba(255,255,255,.72);font-size:15.5px;margin-top:12px;max-width:52ch;}
.cta-mini{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.cta-mini span{
  height:30px;padding:0 14px;border-radius:var(--r-pill);display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px var(--line-dark);font-size:12.5px;color:rgba(255,255,255,.82);
}
.cta-actions{display:flex;flex-direction:column;gap:12px;min-width:260px;}
.cta-actions .btn{width:100%;}
.cta-note{font-size:12.5px;color:rgba(255,255,255,.55);text-align:center;}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;}
.faq-aside h2{font-size:32px;}
.faq-aside p{font-size:15px;color:var(--c-text-2);margin:14px 0 18px;max-width:32ch;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;position:relative;transition:box-shadow .2s var(--ease);
}
.faq-item::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand);transform:scaleY(0);transform-origin:top;transition:transform .25s var(--ease);}
.faq-item.is-open{box-shadow:var(--sh-2);}
.faq-item.is-open::before{transform:scaleY(1);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);line-height:1.5;
}
.faq-sign{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;background:var(--c-brand);color:#0E1218;
  display:grid;place-items:center;font-size:14px;transition:transform .25s var(--ease);
}
.faq-item.is-open .faq-sign{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease);}
.faq-a p{padding:0 22px 22px;font-size:15.5px;line-height:1.85;color:var(--c-text-2);max-width:72ch;}

/* ---------- 分页 ---------- */
.pager{padding:var(--sec) 0 0;}
.pager-row{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;}
.pager-row a,.pager-row span{
  min-width:44px;height:44px;padding:0 16px;border-radius:var(--r-pill);display:inline-flex;align-items:center;justify-content:center;
  font-size:14.5px;font-weight:600;border:1px solid var(--c-line);background:#fff;color:var(--c-text-2);transition:all .18s var(--ease);
}
.pager-row a:hover{border-color:var(--c-ink);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-1);}
.pager-row .is-current{background:var(--c-ink);border-color:var(--c-ink);color:#fff;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:var(--sec);background:var(--c-ink);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.08);}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand b{display:block;font-size:19px;color:#fff;font-weight:800;letter-spacing:-.3px;}
.foot-brand span span{display:block;font-size:11px;letter-spacing:.22em;color:rgba(255,255,255,.55);}
.foot-grid p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:34ch;}
.foot-social{display:flex;gap:10px;margin-top:20px;}
.foot-social a{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px var(--line-dark);color:rgba(255,255,255,.8);
  transition:all .2s var(--ease);
}
.foot-social a:hover{background:var(--c-brand);color:var(--c-ink);transform:translateY(-2px);}
.foot-col h4{font-size:15px;color:#fff;margin-bottom:16px;letter-spacing:0;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col a{font-size:14px;color:rgba(255,255,255,.72);transition:all .18s var(--ease);display:inline-block;}
.foot-col a:hover{color:var(--c-brand);transform:translateX(2px);}
.foot-contact li{font-size:13.5px;color:rgba(255,255,255,.66);display:flex;gap:8px;align-items:center;}
.foot-contact i{color:var(--c-brand-2);}
.foot-qr{display:flex;gap:12px;align-items:center;margin-top:18px;}
.qr-box{
  width:82px;height:82px;border-radius:14px;display:grid;place-items:center;text-align:center;
  background:rgba(255,255,255,.06);box-shadow:inset 0 0 0 1px var(--line-dark);
  font-size:11.5px;line-height:1.5;color:rgba(255,255,255,.7);
}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:22px 0 28px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.foot-bottom p{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav{display:flex;gap:18px;flex-wrap:wrap;}
.foot-bottom nav a{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav a:hover{color:var(--c-brand);}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .reel-grid{gap:20px;}
  .cat-hero h1{font-size:38px;}
}
@media (max-width:1023px){
  :root{--sec:64px;}
  .wrap{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-toggle{display:grid;}
  .cat-hero-box{grid-template-columns:minmax(0,1fr) 200px;padding:34px 30px;gap:24px;}
  .hero-shot{width:200px;}
  .cat-hero h1{font-size:34px;}
  .reel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .cta-box{padding:44px 34px;grid-template-columns:1fr;gap:28px;}
  .cta-actions{min-width:0;flex-direction:row;flex-wrap:wrap;}
  .cta-actions .btn{width:auto;flex:1 1 200px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
}
@media (max-width:767px){
  :root{--sec:48px;}
  .wrap{padding:0 16px;}
  body{font-size:16px;}
  .site-header{padding:10px 0 0;}
  .nav-shell{height:62px;padding:0 10px 0 14px;gap:12px;}
  .site-header.is-scrolled .nav-shell{height:56px;}
  .brand-text i{display:none;}
  .nav-actions .btn{display:none;}
  .cat-hero{padding-top:16px;}
  .cat-hero-box{grid-template-columns:1fr;padding:26px 20px 24px;border-radius:var(--r-lg);min-height:0;}
  .cat-hero h1{font-size:29px;letter-spacing:-.6px;}
  .cat-hero .lede{font-size:15.5px;}
  .hero-shot{
    width:100%;max-width:220px;aspect-ratio:9/16;justify-self:start;
  }
  .reel-grid{grid-template-columns:1fr;gap:18px;}
  .reel-media{aspect-ratio:4/5;}
  .block-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .block-head h2{font-size:25px;}
  .faq-aside h2{font-size:25px;}
  .faq-q{font-size:16px;padding:18px 16px;}
  .faq-a p{padding:0 16px 20px;}
  .cta-box{padding:34px 22px;border-radius:var(--r-lg);}
  .cta-box h2{font-size:24px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .pager-row a,.pager-row span{min-width:44px;padding:0 12px;}
}
@media (max-width:479px){
  .cat-hero h1{font-size:26px;}
  .tag-pill{height:32px;font-size:12.5px;padding:0 13px;}
}

/* roulang page: article */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-surface:#FFFFFF;
  --c-tint:#F0F2EC;
  --c-line:#E4E7E1;
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-lg:28px;
  --r-md:24px;
  --r-sm:18px;
  --wrap:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--c-text);text-decoration:none;transition:color 180ms var(--ease),background-color 180ms var(--ease),box-shadow 180ms var(--ease);}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;line-height:1.2;letter-spacing:-.5px;color:var(--c-text);}
p{margin:0;}
ul,ol{margin:0;padding:0;}
li{list-style:none;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
input,textarea,select{font:inherit;color:inherit;}
:focus{outline:none;}
:focus-visible{box-shadow:0 0 0 3px rgba(198,255,61,.55);border-radius:6px;}
.tnum{font-variant-numeric:tabular-nums;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--c-ink);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:200;}
.skip-link:focus{left:0;}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px;}
@media (min-width:1440px){:root{--wrap:1280px;}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:12px;z-index:80;padding:0 16px;margin-bottom:24px;}
.nav-shell{
  max-width:1280px;margin:0 auto;height:72px;
  display:flex;align-items:center;gap:22px;
  padding:0 18px 0 20px;border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:var(--sh-2);
  transition:height 220ms var(--ease),background-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.94);box-shadow:var(--sh-3);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background-image:var(--grad-brand);color:#0E1218;font-weight:800;font-size:14px;letter-spacing:0;
  box-shadow:0 6px 16px rgba(47,217,168,.32);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:-.5px;}
.brand-text span{font-size:11px;letter-spacing:.24em;color:var(--c-text-2);}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:999px;
  font-size:14.5px;font-weight:500;color:var(--c-text);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:2px;border-radius:2px;
  background-image:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform 200ms var(--ease);
}
.nav-menu a:hover{color:#0B0E13;background:rgba(240,242,236,.9);}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{background:var(--c-tint);font-weight:600;}
.nav-cta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1.5px solid var(--c-ink);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;transition:transform 200ms var(--ease),opacity 160ms var(--ease);}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.nav-drawer{
  position:fixed;inset:14px;z-index:90;border-radius:24px;background:#fff;box-shadow:var(--sh-3);
  padding:88px 20px 24px;display:flex;flex-direction:column;gap:0;
  transform:translateY(-14px);opacity:0;pointer-events:none;transition:transform 220ms var(--ease),opacity 200ms var(--ease);
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.nav-drawer a.nav-drawer-link{
  display:flex;align-items:center;justify-content:space-between;height:52px;
  border-bottom:1px solid var(--c-line);font-size:16px;font-weight:600;
}
.nav-drawer a.nav-drawer-link:hover{color:#0E1218;}
.nav-drawer .drawer-cta{margin-top:22px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1.5px solid transparent;
  font-size:15px;font-weight:700;letter-spacing:.02em;white-space:nowrap;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),background-position 260ms var(--ease),background-color 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-primary{background-image:var(--grad-brand);background-size:200% 100%;background-position:0 0;color:#0E1218;box-shadow:0 6px 18px rgba(47,217,168,.28);}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border-color:var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn-ghost-light{border-color:rgba(255,255,255,.6);color:#fff;background:transparent;}
.btn-ghost-light:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px);}
.btn-sm{height:42px;padding:0 20px;font-size:14px;}
.btn-accent{background:var(--c-accent);color:#12151B;}
.btn-accent:hover{background:#ff8256;transform:translateY(-2px);box-shadow:var(--sh-2);}

/* ============ 文章头 ============ */
.article-hero{
  position:relative;margin:0 16px;border-radius:var(--r-lg);overflow:hidden;color:#fff;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  box-shadow:var(--sh-3);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(18,21,27,.42) 0%,rgba(18,21,27,.82) 62%,rgba(18,21,27,.95) 100%);
}
.article-hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(198,255,61,.42),rgba(198,255,61,0) 68%);
  filter:blur(14px);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:1200px;margin:0 auto;padding:76px 32px 48px;display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:40px;align-items:end;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:20px;flex-wrap:wrap;}
.breadcrumb a{color:rgba(255,255,255,.78);}
.breadcrumb a:hover{color:var(--c-brand);}
.breadcrumb .sep{opacity:.5;}
.breadcrumb .is-current{color:#fff;font-weight:600;}
.article-hero h1{font-size:44px;font-weight:800;line-height:1.15;letter-spacing:-1px;color:#fff;max-width:22ch;}
.hero-sub{margin-top:16px;font-size:16px;color:rgba(255,255,255,.76);max-width:56ch;line-height:1.8;}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.meta-chip{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.16);
  font-size:13px;color:rgba(255,255,255,.88);font-variant-numeric:tabular-nums;
}
.meta-chip.chip-cat{background-image:var(--grad-brand);color:#0E1218;border-color:transparent;font-weight:700;}
.meta-chip i{font-size:12px;opacity:.85;}
.hero-visual{align-self:end;}
.hero-visual img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:20px;box-shadow:var(--sh-3);border:1px solid rgba(255,255,255,.18);}

/* ============ 文章主体 ============ */
.article-section{padding:64px 0 88px;}
.article-grid{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:36px;align-items:start;}
.article-panel{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:40px 44px;box-shadow:var(--sh-1);
}
.article-body{max-width:760px;font-size:17px;line-height:1.9;color:var(--c-text);}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  position:relative;font-size:26px;font-weight:800;letter-spacing:-.6px;
  margin:40px 0 16px;padding-left:16px;scroll-margin-top:110px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;border-radius:4px;background-image:var(--grad-brand);
}
.article-body h3{font-size:19px;font-weight:700;margin:28px 0 12px;scroll-margin-top:110px;}
.article-body h4{font-size:17px;font-weight:700;margin:22px 0 10px;}
.article-body p{margin:0 0 1.15em;text-indent:0;}
.article-body strong{font-weight:700;}
.article-body a{color:#0E1218;box-shadow:inset 0 -2px 0 rgba(198,255,61,.95);}
.article-body a:hover{color:#0B0E13;box-shadow:inset 0 -2px 0 rgba(47,217,168,.95);}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;border-radius:16px;background:var(--c-tint);
  border-left:4px solid var(--c-brand);color:var(--c-text-2);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body ul{margin:0 0 1.15em;padding-left:2px;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:50%;
  background-image:var(--grad-brand);
}
.article-body ol{margin:0 0 1.15em;counter-reset:olnum;padding-left:0;}
.article-body ol li{position:relative;padding-left:34px;margin-bottom:10px;counter-increment:olnum;}
.article-body ol li::before{
  content:counter(olnum);position:absolute;left:0;top:.18em;width:22px;height:22px;border-radius:8px;
  display:grid;place-items:center;font-size:12.5px;font-weight:700;color:#0E1218;background-image:var(--grad-brand);
}
.article-body img{border-radius:16px;margin:26px auto;box-shadow:var(--sh-1);}
.article-body figure{margin:26px 0;}
.article-body figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--c-text-2);}
.article-body table{width:100%;border-collapse:collapse;font-size:15.5px;margin:24px 0;border-radius:14px;overflow:hidden;border:1px solid var(--c-line);}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--c-line);}
.article-body thead th{background:var(--c-tint);font-weight:700;font-size:14.5px;}
.article-body tbody tr:nth-child(even){background:#FAFBF8;}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}
.empty-state{
  max-width:640px;margin:0 auto;padding:48px 32px;border:1.5px dashed var(--c-line);border-radius:var(--r-md);
  text-align:center;background:#FBFCFA;
}
.empty-state i{font-size:30px;color:var(--c-brand-2);}
.empty-state h2{font-size:22px;margin:16px 0 8px;}
.empty-state p{color:var(--c-text-2);margin-bottom:20px;}

/* 文末 */
.post-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px;padding-top:28px;border-top:1px solid var(--c-line);}
.tag{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:var(--c-tint);font-size:13.5px;color:var(--c-text-2);border:1px solid var(--c-line);
}
.tag:hover{color:#0E1218;border-color:rgba(47,217,168,.6);background:#EAF6EF;}
.post-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}
.act-btn{
  display:inline-flex;align-items:center;gap:8px;height:44px;padding:0 20px;border-radius:999px;
  border:1.5px solid var(--c-line);background:#fff;font-size:14.5px;font-weight:600;color:var(--c-text-2);
}
.act-btn:hover{border-color:var(--c-ink);color:var(--c-ink);transform:translateY(-2px);}
.act-btn.is-on{background-image:var(--grad-brand);border-color:transparent;color:#0E1218;}

/* 上下篇 */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px;}
.post-nav a{
  display:block;padding:22px 24px;border-radius:var(--r-sm);background:var(--c-surface);
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.post-nav a:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:rgba(47,217,168,.55);}
.post-nav .dir{font-size:12.5px;letter-spacing:.16em;color:var(--c-text-2);}
.post-nav b{display:block;margin-top:8px;font-size:17px;font-weight:700;}
.post-nav span{display:block;margin-top:6px;font-size:14px;color:var(--c-text-2);line-height:1.75;}

/* ============ 侧栏 ============ */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px;box-shadow:var(--sh-1);}
.side-card h3{font-size:16px;font-weight:800;display:flex;align-items:center;gap:8px;margin-bottom:14px;}
.side-card h3::before{content:"";width:14px;height:4px;border-radius:4px;background-image:var(--grad-brand);}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{display:block;padding:9px 12px;border-radius:12px;font-size:14px;color:var(--c-text-2);border-left:2px solid transparent;}
.toc-list a:hover{background:var(--c-tint);color:var(--c-ink);}
.toc-list a.is-current{background:var(--c-tint);color:var(--c-ink);font-weight:600;border-left-color:var(--c-brand-2);}
.toc-empty{font-size:13.5px;color:var(--c-text-2);line-height:1.8;}
.hot-list li + li{margin-top:14px;padding-top:14px;border-top:1px solid var(--c-line);}
.hot-list a{display:flex;gap:12px;align-items:flex-start;}
.hot-list img{width:64px;height:64px;border-radius:14px;object-fit:cover;flex:0 0 auto;}
.hot-list b{font-size:14.5px;font-weight:600;line-height:1.6;display:block;}
.hot-list a:hover b{color:#2FA97F;}
.hot-list em{display:block;margin-top:6px;font-style:normal;font-size:12.5px;color:var(--c-text-2);font-variant-numeric:tabular-nums;}
.side-cta{
  position:relative;overflow:hidden;border-radius:var(--r-md);padding:26px 24px;color:#fff;
  background-image:url("/assets/images/backpic/back-3.png"),var(--grad-dark);
  background-size:cover;background-position:center;border:1px solid rgba(255,255,255,.1);
}
.side-cta::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,.72),rgba(18,21,27,.94));}
.side-cta > *{position:relative;z-index:2;}
.side-cta h3{font-size:18px;font-weight:800;color:#fff;}
.side-cta p{margin:10px 0 18px;font-size:14px;color:rgba(255,255,255,.74);line-height:1.8;}
.side-cta .btn{width:100%;}
.side-cta .tip{margin:12px 0 0;font-size:12.5px;color:rgba(255,255,255,.6);}

/* ============ 相关推荐 ============ */
.related{margin-top:56px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:24px;}
.sec-head h2{font-size:32px;font-weight:800;letter-spacing:-.8px;}
.sec-head p{margin-top:8px;font-size:15px;color:var(--c-text-2);}
.text-link{font-size:14.5px;font-weight:600;color:var(--c-ink);position:relative;padding-bottom:2px;}
.text-link::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;background-image:var(--grad-brand);transform-origin:left;transition:transform 220ms var(--ease);}
.text-link:hover::after{transform:scaleX(.4);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);display:flex;flex-direction:column;}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rel-thumb{overflow:hidden;position:relative;}
.rel-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform 400ms var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:20px 22px 24px;}
.rel-body .badge{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:var(--c-tint);font-size:12.5px;color:var(--c-text-2);margin-bottom:12px;
}
.rel-body h3{font-size:18px;font-weight:700;line-height:1.5;}
.rel-card:hover .rel-body h3{color:#2FA97F;}
.rel-body p{margin-top:10px;font-size:14.5px;color:var(--c-text-2);line-height:1.75;}
.rel-meta{margin-top:14px;font-size:12.5px;color:var(--c-text-2);display:flex;align-items:center;gap:8px;font-variant-numeric:tabular-nums;}
.rel-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--c-line);}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);margin:0 16px;
  background-image:var(--grad-dark);padding:64px;
}
.cta-band::after{
  content:"";position:absolute;right:-100px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at center,rgba(198,255,61,.36),rgba(198,255,61,0) 70%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px;align-items:center;}
.cta-inner h2{font-size:30px;font-weight:800;color:#fff;letter-spacing:-.8px;}
.cta-inner p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.72);line-height:1.8;}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.cta-badges span{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:rgba(255,255,255,.86);font-size:12.5px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end;}
.cta-note{width:100%;text-align:right;font-size:12.5px;color:rgba(255,255,255,.55);margin-top:6px;}

/* ============ FAQ ============ */
.faq-section{padding:88px 0;}
.faq-grid{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:48px;align-items:start;}
.faq-intro h2{font-size:32px;font-weight:800;letter-spacing:-.8px;}
.faq-intro p{margin-top:14px;font-size:15.5px;color:var(--c-text-2);line-height:1.85;max-width:34ch;}
.faq-intro .text-link{display:inline-block;margin-top:20px;}
.accordion{background:transparent;}
.accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:18px;margin-bottom:14px;
  box-shadow:var(--sh-1);overflow:hidden;transition:box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.accordion-item.is-open{box-shadow:var(--sh-2);border-color:rgba(47,217,168,.45);}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;font-size:17px;font-weight:600;color:var(--c-text);border:0;
}
.accordion-item.is-open .accordion-title{position:relative;}
.accordion-item.is-open .accordion-title::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;background-image:var(--grad-brand);
}
.faq-sign{
  flex:0 0 auto;width:32px;height:32px;border-radius:50%;background-image:var(--grad-brand);
  display:grid;place-items:center;color:#0E1218;font-size:14px;transition:transform 220ms var(--ease);
}
.accordion-item.is-open .faq-sign{transform:rotate(45deg);}
.accordion-content{display:none;padding:0 24px 22px;font-size:15.5px;line-height:1.85;color:var(--c-text-2);max-width:72ch;}
.accordion-item.is-open .accordion-content{display:block;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:rgba(255,255,255,.72);border-top:1px solid rgba(255,255,255,.08);padding:64px 0 28px;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:38px;height:38px;border-radius:12px;}
.foot-brand b{display:block;font-size:18px;color:#fff;font-weight:800;letter-spacing:-.3px;}
.foot-brand span span{display:block;font-size:11px;letter-spacing:.22em;color:rgba(255,255,255,.5);}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);}
.foot-social{display:flex;gap:10px;margin-top:20px;}
.foot-social a{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.76);font-size:14px;
}
.foot-social a:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-2px);}
.foot-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;}
.foot-col ul li + li{margin-top:10px;}
.foot-col a{font-size:14px;color:rgba(255,255,255,.72);display:inline-block;}
.foot-col a:hover{color:var(--c-brand);transform:translateX(2px);}
.foot-contact li{font-size:13.5px;color:rgba(255,255,255,.66);display:flex;gap:8px;align-items:flex-start;}
.foot-qr{display:flex;gap:14px;align-items:center;margin-top:18px;}
.qr-box{
  width:84px;height:84px;border-radius:14px;border:1px dashed rgba(255,255,255,.28);
  display:grid;place-items:center;text-align:center;font-size:12px;color:rgba(255,255,255,.6);line-height:1.5;
}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
}
.foot-bottom p{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav{display:flex;gap:18px;}
.foot-bottom nav a{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav a:hover{color:var(--c-brand);}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .wrap{padding:0 24px;}
  .nav-menu{display:none;}
  .nav-toggle{display:flex;}
  .nav-cta .btn{display:none;}
  .hero-inner{grid-template-columns:minmax(0,1fr) 180px;padding:56px 24px 40px;gap:26px;}
  .article-hero h1{font-size:34px;}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .article-side{position:static;}
  .article-panel{padding:30px 26px;}
  .related{margin-top:44px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{padding:48px 28px;}
  .cta-inner{grid-template-columns:minmax(0,1fr);gap:26px;}
  .cta-actions{justify-content:flex-start;}
  .cta-note{text-align:left;}
  .faq-section{padding:64px 0;}
  .faq-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .site-header{top:8px;padding:0 10px;}
  .nav-shell{height:64px;padding:0 12px;}
  .brand-text b{font-size:17px;}
  .brand-text span{letter-spacing:.18em;}
  .article-hero{margin:0 10px;border-radius:24px;}
  .hero-inner{grid-template-columns:minmax(0,1fr);padding:44px 20px 32px;gap:0;}
  .hero-visual{display:none;}
  .article-hero h1{font-size:30px;letter-spacing:-.6px;}
  .hero-sub{font-size:15px;}
  .article-section{padding:40px 0 64px;}
  .article-panel{padding:24px 18px;border-radius:20px;}
  .article-body{font-size:16px;line-height:1.85;}
  .article-body h2{font-size:22px;}
  .article-body h3{font-size:18px;}
  .post-nav{grid-template-columns:minmax(0,1fr);}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .sec-head h2{font-size:24px;}
  .cta-band{margin:0 10px;border-radius:24px;padding:40px 20px;}
  .cta-inner h2{font-size:24px;}
  .cta-actions{flex-direction:column;align-items:stretch;}
  .cta-actions .btn{width:100%;}
  .faq-intro h2{font-size:24px;}
  .foot-grid{grid-template-columns:1fr;gap:28px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .meta-chip{height:30px;font-size:12.5px;padding:0 12px;}
  .article-body table{font-size:14.5px;}
  .accordion-title{padding:16px 18px;font-size:15.5px;}
  .accordion-content{padding:0 18px 18px;font-size:15px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category2 */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-card:#FFFFFF;
  --c-patch:#F0F2EC;
  --c-line:#E4E7E1;
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-xl:28px;--r-lg:24px;--r-md:18px;--r-sm:12px;
  --wrap:1200px;
  --t:180ms cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--c-bg);color:var(--c-text);font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;font-size:16.5px;line-height:1.78;letter-spacing:.02em;-webkit-font-smoothing:antialiased}
body.no-scroll{overflow:hidden}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.2;letter-spacing:-.5px}
h1{font-size:44px;font-weight:800}
h2{font-size:32px;font-weight:800}
h3{font-size:22px;font-weight:700}
h4{font-size:18px;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
b,strong{font-weight:700}
.num,.tabular{font-variant-numeric:tabular-nums}
:focus-visible{outline:3px solid rgba(198,255,61,.75);outline-offset:2px;border-radius:8px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 32px}
@media (min-width:1440px){:root{--wrap:1280px}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:0;z-index:80;padding:12px 16px 0;transition:padding var(--t)}
.nav-shell{max-width:1200px;margin:0 auto;height:72px;display:flex;align-items:center;gap:20px;padding:0 12px 0 18px;border-radius:999px;background:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.65);box-shadow:var(--sh-2);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);transition:height var(--t),background var(--t),box-shadow var(--t)}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.93);box-shadow:var(--sh-1)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;padding:6px;border-radius:999px;transition:transform var(--t)}
.brand:hover{transform:translateY(-1px)}
.brand-mark{width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:var(--grad-dark);color:var(--c-brand);font-weight:800;font-size:15px;letter-spacing:.5px;flex:0 0 auto}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.3px}
.brand-text i{font-style:normal;font-size:11px;letter-spacing:2px;color:var(--c-text-2)}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-menu a{position:relative;display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:999px;font-size:14.5px;font-weight:500;color:var(--c-text);white-space:nowrap;transition:color var(--t),background var(--t)}
.nav-menu a::after{content:"";position:absolute;left:12px;right:12px;bottom:5px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--t)}
.nav-menu a:hover{color:var(--c-ink);background:var(--c-patch)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{background:var(--c-patch);color:var(--c-ink);font-weight:600}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{display:none;width:44px;height:44px;border-radius:999px;background:var(--c-ink);align-items:center;justify-content:center;flex-direction:column;gap:4px;transition:transform var(--t),box-shadow var(--t)}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-brand)}
.nav-toggle:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .nav-shell{padding:0 10px 0 12px;gap:12px}
}

/* 抽屉 */
.drawer{position:fixed;inset:0;z-index:120;background:rgba(18,21,27,.45);backdrop-filter:blur(4px);opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t)}
.drawer.is-open{opacity:1;visibility:visible}
.drawer-panel{position:absolute;top:12px;right:12px;left:12px;max-width:420px;margin-left:auto;background:#fff;border-radius:24px;padding:18px;box-shadow:var(--sh-3);display:flex;flex-direction:column;gap:8px;transform:translateY(-12px);transition:transform var(--t)}
.drawer.is-open .drawer-panel{transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:4px 4px 12px;border-bottom:1px solid var(--c-line)}
.drawer-close{width:44px;height:44px;border-radius:999px;background:var(--c-patch);display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--c-ink);transition:background var(--t)}
.drawer-close:hover{background:var(--c-brand)}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{display:flex;align-items:center;height:52px;padding:0 8px;font-size:16px;font-weight:500;border-bottom:1px solid var(--c-line);transition:color var(--t),padding var(--t)}
.drawer-nav a:hover{color:#0E1218;padding-left:14px}
.drawer-nav a.is-active{color:var(--c-ink);font-weight:700}
.drawer-cta{margin-top:12px;width:100%}

/* ============ 按钮 ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:999px;font-size:15.5px;font-weight:700;letter-spacing:.02em;transition:transform var(--t),box-shadow var(--t),background-position var(--t),background-color var(--t),color var(--t),border-color var(--t);border:1.5px solid transparent}
.btn:active{transform:scale(.98)}
.btn-primary{background-image:var(--grad-brand);background-size:200% 100%;background-position:0 0;color:#0E1218;box-shadow:var(--sh-1)}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-ghost{background:transparent;border-color:var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn-accent{background:var(--c-accent);color:#12151B}
.btn-accent:hover{background:#ff8659;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px}
.btn-light{background:transparent;border-color:rgba(255,255,255,.6);color:#fff}
.btn-light:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px)}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-ink);padding-bottom:2px;background-image:var(--grad-brand);background-repeat:no-repeat;background-size:0 2px;background-position:0 100%;transition:background-size var(--t)}
.link-more:hover{background-size:100% 2px}

/* ============ 分类 Hero ============ */
.cat-hero{position:relative;overflow:hidden;padding:46px 0 54px}
.cat-hero::before{content:"";position:absolute;top:-150px;right:-90px;width:440px;height:440px;border-radius:50%;background:radial-gradient(circle at 50% 50%,rgba(198,255,61,.45),rgba(47,217,168,.14) 55%,transparent 72%);filter:blur(42px);pointer-events:none}
.cat-hero::after{content:"";position:absolute;bottom:-130px;left:-70px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(255,107,53,.28),transparent 70%);filter:blur(50px);pointer-events:none}
.cat-hero .wrap{position:relative;z-index:1}
.cat-hero-grid{display:grid;grid-template-columns:1.4fr .6fr;gap:44px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);font-size:13px;font-weight:600;color:var(--c-text-2);letter-spacing:.06em}
.eyebrow i{color:var(--c-brand-2)}
.cat-hero h1{margin:18px 0 14px;max-width:16em}
.cat-hero .lead{font-size:17px;color:var(--c-text-2);max-width:34em}
.hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cat-facts{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.cat-facts li{display:inline-flex;align-items:baseline;gap:6px;padding:9px 16px;border-radius:999px;background:var(--c-patch);border:1px solid transparent;background-image:linear-gradient(var(--c-patch),var(--c-patch)),var(--grad-brand);background-origin:border-box;background-clip:padding-box,border-box;font-size:13px;color:var(--c-text-2);transition:transform var(--t),box-shadow var(--t)}
.cat-facts li:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.cat-facts b{font-size:22px;font-weight:800;color:var(--c-ink)}
.cat-hero-media{display:flex;justify-content:center}
.phone-card{position:relative;width:196px;aspect-ratio:9/16;border-radius:26px;overflow:hidden;box-shadow:var(--sh-3);background:var(--c-ink)}
.phone-card img{width:100%;height:100%;object-fit:cover}
.phone-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(18,21,27,.05) 40%,rgba(18,21,27,.6) 100%)}
.phone-tag{position:absolute;left:12px;top:12px;z-index:2;padding:5px 11px;border-radius:999px;background:var(--c-brand);color:#0E1218;font-size:12px;font-weight:700}
.phone-note{position:absolute;left:12px;right:12px;bottom:12px;z-index:2;color:#fff;font-size:12.5px;line-height:1.6}
@media (max-width:1023px){
  .cat-hero{padding:34px 0 44px}
  .cat-hero-grid{grid-template-columns:1fr;gap:28px}
  .cat-hero h1{font-size:30px}
  .cat-hero-media{justify-content:flex-start}
  .phone-card{width:150px;border-radius:22px}
}

/* ============ 面包屑与筛选 ============ */
.crumb-bar{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2);padding:0 0 18px}
.crumb a{transition:color var(--t)}
.crumb a:hover{color:var(--c-ink)}
.crumb span.sep{opacity:.5}
.crumb .cur{font-weight:600;color:var(--c-ink)}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;padding:0 0 8px}
.filter-row a{display:inline-flex;align-items:center;height:40px;padding:0 18px;border-radius:999px;background:#fff;border:1px solid var(--c-line);font-size:14px;font-weight:500;color:var(--c-text-2);transition:all var(--t)}
.filter-row a:hover{border-color:var(--c-brand-2);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-1)}
.filter-row a.is-active{background:var(--c-ink);border-color:var(--c-ink);color:#fff;font-weight:600}

/* ============ 通用板块 ============ */
.sec{padding:84px 0}
.sec-head{max-width:640px;margin-bottom:36px}
.sec-head h2{margin-bottom:12px}
.sec-head p{color:var(--c-text-2)}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head-row h2{margin-bottom:10px}
.sec-head-row p{color:var(--c-text-2);max-width:46em}

/* ============ 横向列表（左图右文） ============ */
.row-list{display:grid;grid-template-columns:1fr 1fr;column-gap:52px;border-bottom:1px solid var(--c-line)}
.row-item{display:flex;gap:20px;padding:26px 0;border-top:1px solid var(--c-line);transition:background var(--t),padding-left var(--t)}
.row-item:hover{padding-left:6px}
.row-thumb{flex:0 0 148px;width:148px;height:112px;border-radius:var(--r-md);overflow:hidden;background:var(--c-patch)}
.row-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.2,.7,.3,1)}
.row-item:hover .row-thumb img{transform:scale(1.06)}
.row-body{min-width:0}
.row-body h3{font-size:19px;margin-bottom:8px;transition:color var(--t)}
.row-item:hover .row-body h3{color:#0E1218}
.row-body p{font-size:15px;color:var(--c-text-2);line-height:1.75}
.row-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:var(--c-patch);font-size:12.5px;color:var(--c-text-2);transition:all var(--t)}
.row-item:hover .tag:first-child{background:var(--c-brand);color:#0E1218}
@media (max-width:1023px){
  .row-list{grid-template-columns:1fr;column-gap:0}
}
@media (max-width:479px){
  .row-item{flex-direction:column;gap:14px}
  .row-thumb{width:100%;flex:none;height:180px}
}

/* ============ 深色保障板块 ============ */
.assure{position:relative;overflow:hidden;background-image:var(--grad-dark);border-radius:var(--r-xl);padding:60px 52px;color:#fff}
.assure::before{content:"";position:absolute;top:-120px;right:-60px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(198,255,61,.35),transparent 68%);filter:blur(30px)}
.assure .wrap-in{position:relative;z-index:1;display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start}
.assure h2{color:#fff;margin-bottom:14px}
.assure .sub{color:rgba(255,255,255,.7);font-size:15.5px;margin-bottom:22px}
.assure-list{display:grid;gap:14px}
.assure-item{display:flex;gap:16px;padding:20px 22px;border:1px solid rgba(255,255,255,.10);border-radius:var(--r-md);background:rgba(255,255,255,.045);transition:background var(--t),transform var(--t)}
.assure-item:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.assure-ico{flex:0 0 40px;width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:rgba(198,255,61,.14);color:var(--c-brand);font-size:16px}
.assure-item h4{color:#fff;font-size:17px;margin-bottom:6px}
.assure-item p{font-size:14.5px;color:rgba(255,255,255,.68);line-height:1.7}
@media (max-width:1023px){
  .assure{padding:40px 26px;border-radius:22px}
  .assure .wrap-in{grid-template-columns:1fr;gap:28px}
}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);padding:26px 22px;box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t),border-color var(--t)}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#D7E3C4}
.step .num{font-size:32px;font-weight:800;font-variant-numeric:tabular-nums;background-image:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;letter-spacing:-1px}
.step h4{margin:12px 0 8px;font-size:17px}
.step p{font-size:14.5px;color:var(--c-text-2);line-height:1.7}
.step::after{content:"";position:absolute;top:44px;right:-12px;width:12px;height:2px;background:var(--c-line)}
.step:last-child::after{display:none}
@media (max-width:1023px){
  .steps{grid-template-columns:1fr 1fr}
  .step::after{display:none}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
}

/* ============ 适用场景 ============ */
.scene-band{background:var(--c-patch);padding:84px 0}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene{background:#fff;border-radius:var(--r-md);padding:26px 24px;border:1px solid var(--c-line);box-shadow:var(--sh-1);transition:transform var(--t),box-shadow var(--t)}
.scene:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.scene .ico{width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;background:var(--grad-brand);color:#0E1218;font-size:17px;margin-bottom:16px}
.scene h4{margin-bottom:8px}
.scene p{font-size:14.5px;color:var(--c-text-2)}
@media (max-width:767px){.scene-grid{grid-template-columns:1fr}}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-side h2{margin-bottom:12px}
.faq-side p{color:var(--c-text-2);margin-bottom:18px}
.faq-list{display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);box-shadow:var(--sh-1);transition:box-shadow var(--t),border-color var(--t);position:relative;overflow:hidden}
.faq-item.is-open{box-shadow:var(--sh-2)}
.faq-item::before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;background:var(--grad-brand);opacity:0;transition:opacity var(--t)}
.faq-item.is-open::before{opacity:1}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:20px 22px;font-size:17px;font-weight:600;color:var(--c-ink);transition:color var(--t)}
.faq-q:hover{color:#0E1218}
.faq-icon{flex:0 0 32px;width:32px;height:32px;border-radius:999px;background:var(--c-brand);color:#0E1218;display:flex;align-items:center;justify-content:center;font-size:15px;transition:transform var(--t)}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .3s cubic-bezier(.2,.7,.3,1)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{padding:0 22px 22px;font-size:15.5px;line-height:1.85;color:var(--c-text-2);max-width:74ch}
@media (max-width:1023px){
  .faq-wrap{grid-template-columns:1fr;gap:26px}
}

/* ============ CTA ============ */
.cta-block{position:relative;overflow:hidden;background-image:var(--grad-dark);border-radius:var(--r-xl);padding:60px 52px;color:#fff}
.cta-block::before{content:"";position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(198,255,61,.35),transparent 70%);filter:blur(38px)}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.cta-block h2{color:#fff;margin-bottom:14px;font-size:30px}
.cta-block p{color:rgba(255,255,255,.72);font-size:15.5px;max-width:40em}
.cta-mini{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-mini span{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.10);font-size:12.5px;color:rgba(255,255,255,.78)}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn{width:100%}
.cta-hint{font-size:12.5px;color:rgba(255,255,255,.55);text-align:center}
@media (max-width:1023px){
  .cta-block{padding:42px 26px;border-radius:22px}
  .cta-inner{grid-template-columns:1fr;gap:26px}
}

/* ============ 分页 ============ */
.pager{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:10px;margin-top:56px}
.pager a{min-width:44px;height:44px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;border-radius:999px;background:#fff;border:1px solid var(--c-line);font-size:14px;font-weight:600;color:var(--c-text-2);transition:all var(--t)}
.pager a:hover{border-color:var(--c-brand-2);color:var(--c-ink);transform:translateY(-2px);box-shadow:var(--sh-1)}
.pager a.is-current{background-image:var(--grad-brand);border-color:transparent;color:#0E1218;font-weight:800}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-ink);color:#fff;margin-top:88px;position:relative}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;padding:64px 0 44px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.foot-brand .brand-mark{background:rgba(255,255,255,.06);color:var(--c-brand);border:1px solid rgba(255,255,255,.12)}
.foot-brand b{display:block;font-size:18px;font-weight:800;color:#fff}
.foot-brand span span{font-size:11px;letter-spacing:2px;color:rgba(255,255,255,.55)}
.site-footer p{font-size:14px;color:rgba(255,255,255,.62);line-height:1.8;max-width:34em}
.foot-social{display:flex;gap:10px;margin-top:20px}
.foot-social a{width:40px;height:40px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);color:rgba(255,255,255,.78);font-size:14px;transition:all var(--t)}
.foot-social a:hover{background:var(--c-brand);color:#0E1218;transform:translateY(-2px)}
.foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.04em}
.foot-col ul{display:grid;gap:11px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.72);transition:color var(--t),transform var(--t)}
.foot-col a:hover{color:var(--c-brand)}
.foot-col li{transition:transform var(--t)}
.foot-col li:hover{transform:translateX(2px)}
.foot-contact li{font-size:13.5px;color:rgba(255,255,255,.72)}
.foot-contact i{color:var(--c-brand-2);margin-right:6px}
.foot-qr{display:flex;gap:14px;margin-top:18px;align-items:center}
.qr-box{width:78px;height:78px;border-radius:14px;background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.24);display:flex;align-items:center;justify-content:center;text-align:center;font-size:11.5px;line-height:1.5;color:rgba(255,255,255,.6)}
.foot-bottom{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:20px 0 34px;border-top:1px solid rgba(255,255,255,.08)}
.foot-bottom p{font-size:12.5px;color:rgba(255,255,255,.5);max-width:none}
.foot-bottom nav{display:flex;flex-wrap:wrap;gap:18px}
.foot-bottom nav a{font-size:12.5px;color:rgba(255,255,255,.5);transition:color var(--t)}
.foot-bottom nav a:hover{color:var(--c-brand)}
@media (max-width:1023px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
}
@media (max-width:520px){
  .foot-grid{grid-template-columns:1fr}
}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap{padding:0 20px}
  h1{font-size:30px}
  h2{font-size:24px}
  .sec{padding:56px 0}
  .scene-band{padding:56px 0}
  .site-footer{margin-top:56px}
}
@media (max-width:479px){
  .wrap{padding:0 16px}
  .cat-hero{padding:26px 0 36px}
  .cat-hero h1{font-size:26px}
  .cat-hero .lead{font-size:15.5px}
  .hero-btns .btn{width:100%}
  .btn{height:46px;padding:0 20px;font-size:15px}
}

/* roulang page: category3 */
/* ============ 设计变量 ============ */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-card:#FFFFFF;
  --c-soft:#F0F2EC;
  --c-line:#E4E7E1;
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --ease:cubic-bezier(.2,.7,.3,1);
}

/* ============ Reset / 基础 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--c-text);
  background:var(--c-bg);
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color 180ms var(--ease),background-color 180ms var(--ease),transform 180ms var(--ease);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.5px;line-height:1.18;color:var(--c-ink);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.num{font-variant-numeric:tabular-nums;}
:focus-visible{outline:3px solid rgba(198,255,61,.65);outline-offset:2px;border-radius:8px;}

/* ============ 容器与栅格（覆盖 Foundation） ============ */
.grid-container,.wrap{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
}
.grid-container{max-width:1200px;}
@media (min-width:1440px){
  .grid-container,.wrap{max-width:1280px;}
}
@media (max-width:1023px){
  .grid-container,.wrap{padding-left:24px;padding-right:24px;}
}
@media (max-width:767px){
  .grid-container,.wrap{padding-left:16px;padding-right:16px;}
}
.grid-x.grid-margin-x{margin-left:-12px;margin-right:-12px;}
.grid-x.grid-margin-x>.cell{padding-left:12px;padding-right:12px;}

/* ============ 按钮族 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 26px;
  border-radius:999px;
  font-size:15.5px;
  font-weight:700;
  letter-spacing:.02em;
  white-space:nowrap;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease),background-position 220ms var(--ease),background-color 180ms var(--ease),color 180ms var(--ease),border-color 180ms var(--ease);
}
.btn-primary{
  background-image:var(--grad-brand);
  background-size:200% 100%;
  background-position:0% 50%;
  color:#0E1218;
  box-shadow:var(--sh-1);
}
.btn-primary:hover{background-position:100% 50%;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{border:1.5px solid var(--c-ink);color:var(--c-ink);background:transparent;}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-ghost-light{border:1.5px solid rgba(255,255,255,.6);color:#fff;background:transparent;}
.btn-ghost-light:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px);}
.btn-accent{background:var(--c-accent);color:#12151B;}
.btn-accent:hover{background:#FF8659;transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:15px;color:var(--c-ink);
  position:relative;padding-bottom:3px;
}
.link-arrow::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms var(--ease);
}
.link-arrow:hover::after{transform:scaleX(1);}
.link-arrow i{transition:transform 180ms var(--ease);}
.link-arrow:hover i{transform:translateX(3px);}

/* ============ 悬浮胶囊导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  padding:12px 0;
  transition:padding 200ms var(--ease);
}
.site-header.is-scrolled{padding:8px 0;}
.nav-shell{
  display:flex;
  align-items:center;
  gap:16px;
  height:72px;
  padding:0 12px 0 18px;
  border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:var(--sh-2);
  transition:height 200ms var(--ease),background-color 200ms var(--ease);
}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.92);}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background-image:var(--grad-brand);
  color:#0E1218;font-weight:800;font-size:15px;letter-spacing:.04em;
  box-shadow:0 4px 12px rgba(47,217,168,.35);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text b{font-size:19px;font-weight:800;letter-spacing:-.3px;color:var(--c-ink);}
.brand-text span{font-size:11px;letter-spacing:.18em;color:var(--c-text-2);font-weight:500;}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto;}
.nav-menu a{
  position:relative;
  display:inline-flex;align-items:center;
  height:44px;padding:0 14px;
  border-radius:999px;
  font-size:15px;font-weight:500;color:var(--c-text);
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform 200ms var(--ease);
}
.nav-menu a:hover{color:var(--c-ink);font-weight:600;}
.nav-menu a:hover::after{transform:scaleX(1);}
.nav-menu a.is-active{background:var(--c-soft);font-weight:600;color:var(--c-ink);}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:999px;
  align-items:center;justify-content:center;
  background:var(--c-soft);color:var(--c-ink);font-size:16px;
}
.nav-drawer-cta{display:none;}

@media (max-width:1023px){
  .nav-menu{
    position:fixed;
    inset:0;
    z-index:95;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    margin:0;
    padding:96px 22px 26px;
    border-radius:26px;
    background:rgba(255,255,255,.97);
    -webkit-backdrop-filter:blur(16px);
    backdrop-filter:blur(16px);
    box-shadow:var(--sh-3);
    opacity:0;visibility:hidden;pointer-events:none;
    transform:translateY(-10px);
    transition:opacity 220ms var(--ease),transform 220ms var(--ease),visibility 220ms;
  }
  .nav-menu.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none;}
  .nav-menu a{height:52px;padding:0 6px;border-radius:0;border-bottom:1px solid var(--c-line);font-size:17px;}
  .nav-menu a::after{display:none;}
  .nav-menu a.is-active{background:transparent;font-weight:700;}
  .nav-drawer-cta{display:flex;margin-top:22px;}
  .nav-toggle{display:inline-flex;}
  .nav-cta .btn-sm{display:none;}
}
@media (max-width:520px){
  .brand-text span{display:none;}
  .brand-text b{font-size:17px;}
}

/* ============ 分类 Hero 小横幅 ============ */
.page-hero{padding:24px 0 56px;}
.hero-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--c-card);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-1);
  padding:40px 44px;
}
.hero-card::before{
  content:"";position:absolute;top:-140px;right:-100px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.42) 0%,rgba(47,217,168,.16) 45%,rgba(198,255,61,0) 72%);
  filter:blur(30px);pointer-events:none;
}
.hero-card::after{
  content:"";position:absolute;left:-80px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.20) 0%,rgba(255,107,53,0) 70%);
  filter:blur(24px);pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.55fr .85fr;gap:40px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:var(--c-soft);
  font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--c-ink);
  margin-bottom:18px;
}
.eyebrow i{color:#1E9C78;}
.page-hero h1{
  font-size:38px;
  line-height:1.18;
  letter-spacing:-1px;
  margin-bottom:16px;
}
.page-hero h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:16.5px;color:var(--c-text-2);max-width:56ch;margin-bottom:24px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.stat-row{display:flex;flex-wrap:wrap;gap:12px;}
.stat-pill{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 18px;border-radius:999px;
  background:var(--c-soft);
  border:2px solid transparent;
  background-image:linear-gradient(var(--c-soft),var(--c-soft)),var(--grad-brand);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  transition:transform 180ms var(--ease),box-shadow 180ms var(--ease);
}
.stat-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.stat-pill b{font-size:22px;font-weight:800;color:var(--c-ink);letter-spacing:-.6px;font-variant-numeric:tabular-nums;}
.stat-pill span{font-size:12px;color:var(--c-text-2);line-height:1.2;max-width:88px;}
.hero-visual{display:flex;justify-content:center;}
.phone-frame{
  position:relative;
  width:210px;
  border-radius:24px;
  overflow:hidden;
  box-shadow:var(--sh-3);
  border:1px solid var(--c-line);
  background:#0E1218;
}
.phone-frame img{width:100%;height:352px;object-fit:cover;aspect-ratio:9/16;}
.phone-frame::after{
  content:"";position:absolute;inset:auto 0 0 0;height:52%;
  background:linear-gradient(to top,rgba(14,18,24,.78),rgba(14,18,24,0));
}
.phone-badge{
  position:absolute;left:12px;top:12px;z-index:3;
  padding:5px 12px;border-radius:999px;
  background:var(--c-brand);color:#0E1218;
  font-size:11.5px;font-weight:700;letter-spacing:.04em;
}
.phone-play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(198,255,61,.88);color:#0E1218;font-size:19px;
  box-shadow:0 8px 24px rgba(18,21,27,.28);
}

@media (max-width:1023px){
  .hero-inner{grid-template-columns:1fr;gap:28px;}
  .page-hero h1{font-size:30px;}
  .hero-visual{justify-content:flex-start;}
  .phone-frame{width:180px;}
  .phone-frame img{height:300px;}
}
@media (max-width:600px){
  .page-hero{padding:12px 0 40px;}
  .hero-card{padding:26px 20px;border-radius:24px;}
  .page-hero h1{font-size:26px;}
  .hero-sub{font-size:15.5px;}
  .hero-actions .btn{width:100%;}
  .stat-pill{padding:9px 14px;}
  .stat-pill b{font-size:19px;}
}

/* ============ 面包屑与筛选胶囊 ============ */
.crumb-bar{padding:0 0 20px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--c-text-2);}
.crumb a{color:var(--c-text-2);}
.crumb a:hover{color:var(--c-ink);}
.crumb .sep{color:#C3C9BE;}
.crumb .cur{color:var(--c-ink);font-weight:600;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;padding-bottom:44px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);
  font-size:14px;color:var(--c-text-2);font-weight:500;
  transition:all 180ms var(--ease);
}
.chip:hover{border-color:#B9E06A;color:var(--c-ink);transform:translateY(-1px);}
.chip.is-current{
  background-image:var(--grad-brand);
  border-color:transparent;color:#0E1218;font-weight:700;
  box-shadow:0 6px 16px rgba(47,217,168,.28);
}
.chip i{font-size:12px;opacity:.85;}

/* ============ 通用板块头 ============ */
.section{padding:0 0 88px;}
.sec-head{margin-bottom:34px;}
.sec-head h2{font-size:32px;letter-spacing:-.8px;margin-bottom:10px;}
.sec-head p{color:var(--c-text-2);font-size:15.5px;max-width:62ch;}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;}

/* ============ 时间轴 ============ */
.timeline{position:relative;}
.tl-item{
  position:relative;
  display:grid;
  grid-template-columns:88px 26px 1fr;
  gap:20px;
  padding-bottom:30px;
}
.tl-item::before{
  content:"";position:absolute;left:120px;top:34px;bottom:0;width:2px;
  background:linear-gradient(to bottom,rgba(198,255,61,.9),rgba(47,217,168,.35));
}
.tl-item:last-child{padding-bottom:0;}
.tl-item:last-child::before{display:none;}
.tl-time{
  padding-top:4px;
  font-size:21px;font-weight:800;color:var(--c-ink);
  letter-spacing:-.5px;font-variant-numeric:tabular-nums;
  text-align:right;
}
.tl-time small{display:block;font-size:12px;font-weight:500;color:var(--c-text-2);letter-spacing:.04em;margin-top:2px;}
.tl-dot{
  position:relative;
  width:26px;height:26px;margin-top:6px;
  border-radius:50%;
  background:#fff;
  border:2px solid var(--c-brand-2);
  box-shadow:0 0 0 6px rgba(198,255,61,.16);
  z-index:2;
}
.tl-dot::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:10px;height:10px;border-radius:50%;
  background-image:var(--grad-brand);
}
.tl-card{
  display:grid;
  grid-template-columns:200px 1fr;
  gap:22px;
  padding:22px;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  transition:transform 200ms var(--ease),box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D8E6B8;}
.tl-thumb{position:relative;border-radius:16px;overflow:hidden;background:var(--c-soft);}
.tl-thumb img{width:100%;height:100%;min-height:132px;object-fit:cover;transition:transform 260ms var(--ease);}
.tl-card:hover .tl-thumb img{transform:scale(1.04);}
.tl-thumb .dur{
  position:absolute;right:10px;bottom:10px;
  padding:3px 10px;border-radius:999px;
  background:rgba(14,18,24,.78);color:#fff;
  font-size:11.5px;font-weight:600;font-variant-numeric:tabular-nums;
}
.tl-body{display:flex;flex-direction:column;gap:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:4px 12px;border-radius:999px;
  background:var(--c-soft);color:#1E7C5F;
  font-size:12px;font-weight:700;letter-spacing:.06em;
}
.tag.tag-accent{background:rgba(255,107,53,.12);color:#C2451A;}
.tag.tag-dark{background:rgba(198,255,61,.22);color:#2A5A18;}
.tl-body h3{font-size:20px;letter-spacing:-.4px;}
.tl-body p{font-size:15.5px;color:var(--c-text-2);line-height:1.8;}
.tl-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:auto;padding-top:6px;
  font-size:12.5px;color:var(--c-text-2);font-variant-numeric:tabular-nums;
}
.tl-meta span{display:inline-flex;align-items:center;gap:6px;}
.tl-meta i{color:#1E9C78;font-size:12px;}
.tl-link{
  margin-left:auto;
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;font-weight:700;color:var(--c-ink);
}
.tl-link i{transition:transform 180ms var(--ease);}
.tl-link:hover i{transform:translateX(4px);}

@media (max-width:1023px){
  .tl-card{grid-template-columns:170px 1fr;}
}
@media (max-width:767px){
  .tl-item{grid-template-columns:26px 1fr;gap:16px;padding-bottom:24px;}
  .tl-item::before{left:12px;top:34px;}
  .tl-time{grid-column:2;grid-row:1;text-align:left;padding-top:0;font-size:19px;}
  .tl-dot{grid-column:1;grid-row:1 / span 2;margin-top:4px;}
  .tl-card{grid-column:2;grid-row:2;grid-template-columns:1fr;padding:16px;gap:14px;}
  .tl-thumb img{min-height:170px;}
  .tl-body h3{font-size:18px;}
  .tl-link{margin-left:0;}
}

/* ============ 设备与线路（图文双栏） ============ */
.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:40px;
  align-items:center;
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  padding:40px;
  box-shadow:var(--sh-1);
}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);}
.split-media img{width:100%;height:320px;object-fit:cover;}
.split-media .media-cap{
  position:absolute;left:16px;bottom:16px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.9);color:var(--c-ink);
  font-size:12.5px;font-weight:700;
  font-variant-numeric:tabular-nums;
}
.split-body h2{font-size:30px;letter-spacing:-.8px;margin-bottom:12px;}
.split-body>p{color:var(--c-text-2);font-size:15.5px;margin-bottom:22px;}
.prep-list{display:flex;flex-direction:column;gap:16px;}
.prep-item{display:flex;gap:14px;align-items:flex-start;padding-bottom:16px;border-bottom:1px solid var(--c-line);}
.prep-item:last-child{border-bottom:0;padding-bottom:0;}
.prep-no{
  flex-shrink:0;width:40px;height:40px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-soft);color:var(--c-ink);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.prep-item h4{font-size:17px;margin-bottom:4px;}
.prep-item p{font-size:14.5px;color:var(--c-text-2);}

@media (max-width:1023px){
  .split{grid-template-columns:1fr;gap:26px;padding:28px;}
  .split-media img{height:250px;}
  .split-body h2{font-size:24px;}
}
@media (max-width:600px){
  .split{padding:20px;border-radius:24px;}
  .split-media img{height:200px;}
}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-xl);
  background-image:var(--grad-dark);
  padding:64px;
  margin-bottom:88px;
}
.cta-band::before{
  content:"";position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.34) 0%,rgba(198,255,61,0) 70%);
  filter:blur(26px);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;}
.cta-inner h2{color:#fff;font-size:32px;letter-spacing:-.8px;margin-bottom:12px;}
.cta-inner p{color:rgba(255,255,255,.72);font-size:16px;max-width:52ch;}
.cta-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.cta-tags span{
  padding:6px 14px;border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:rgba(255,255,255,.82);font-size:12.5px;font-weight:600;
}
.cta-actions{display:flex;flex-direction:column;gap:12px;}
.cta-hint{font-size:12.5px;color:rgba(255,255,255,.55);text-align:center;margin-top:2px;}

@media (max-width:1023px){
  .cta-band{padding:40px;margin-bottom:64px;}
  .cta-inner{grid-template-columns:1fr;gap:26px;}
  .cta-inner h2{font-size:26px;}
}
@media (max-width:600px){
  .cta-band{padding:28px 20px;border-radius:24px;margin-bottom:48px;}
  .cta-actions .btn{width:100%;}
}

/* ============ FAQ ============ */
.faq-wrap{padding-bottom:88px;}
.faq-lead h2{font-size:32px;letter-spacing:-.8px;margin-bottom:12px;}
.faq-lead p{color:var(--c-text-2);font-size:15.5px;margin-bottom:18px;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.acc-item{
  position:relative;
  background:#fff;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:box-shadow 200ms var(--ease),border-color 200ms var(--ease);
}
.acc-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background-image:var(--grad-brand);
  transform:scaleY(0);transform-origin:top;
  transition:transform 220ms var(--ease);
}
.acc-item.is-open{box-shadow:var(--sh-2);border-color:#D8E6B8;}
.acc-item.is-open::before{transform:scaleY(1);}
.acc-head{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;
  text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);
  min-height:44px;
}
.acc-icon{
  flex-shrink:0;width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-brand);color:#0E1218;font-size:14px;
  transition:transform 220ms var(--ease);
}
.acc-item.is-open .acc-icon{transform:rotate(45deg);}
.acc-panel{max-height:0;overflow:hidden;transition:max-height 280ms var(--ease);}
.acc-inner{
  padding:0 24px 22px;
  font-size:15.5px;line-height:1.8;color:var(--c-text-2);
  max-width:72ch;
}

/* ============ 分页位 ============ */
.pager{
  display:flex;align-items:center;justify-content:center;gap:10px;
  padding-bottom:88px;
}
.pg-btn,.pg-num{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 16px;
  border-radius:999px;
  background:#fff;border:1px solid var(--c-line);
  font-size:14.5px;font-weight:600;color:var(--c-text-2);
  font-variant-numeric:tabular-nums;
  transition:all 180ms var(--ease);
}
.pg-btn:hover,.pg-num:hover{border-color:#B9E06A;color:var(--c-ink);transform:translateY(-1px);}
.pg-num.is-current{
  background-image:var(--grad-brand);
  border-color:transparent;color:#0E1218;
  box-shadow:0 6px 16px rgba(47,217,168,.28);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--c-ink);
  color:rgba(255,255,255,.72);
  padding:72px 0 28px;
  border-top:1px solid rgba(255,255,255,.08);
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.08);
}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .brand-mark{width:38px;height:38px;}
.foot-brand b{display:block;color:#fff;font-size:18px;font-weight:800;letter-spacing:-.3px;line-height:1.2;}
.foot-brand span span{display:block;font-size:11px;letter-spacing:.18em;color:rgba(255,255,255,.5);}
.site-footer p{font-size:14px;line-height:1.8;max-width:42ch;color:rgba(255,255,255,.6);}
.foot-social{display:flex;gap:10px;margin-top:18px;}
.foot-social a{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.1);
  color:rgba(255,255,255,.72);font-size:15px;
  transition:all 180ms var(--ease);
}
.foot-social a:hover{background:var(--c-brand);color:#0E1218;transform:translateY(-2px);}
.foot-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:0;}
.foot-col ul li{margin-bottom:10px;}
.foot-col ul li a{font-size:14px;color:rgba(255,255,255,.72);display:inline-block;transition:all 180ms var(--ease);}
.foot-col ul li a:hover{color:var(--c-brand);transform:translateX(2px);}
.foot-contact li{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,255,255,.72);margin-bottom:10px;}
.foot-contact i{color:var(--c-brand-2);}
.foot-qr{display:flex;gap:12px;align-items:center;margin-top:6px;}
.qr-box{
  width:76px;height:76px;flex-shrink:0;border-radius:12px;
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:rgba(255,255,255,.06);
  border:1px dashed rgba(255,255,255,.22);
  font-size:11.5px;line-height:1.5;color:rgba(255,255,255,.6);
}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding-top:24px;
}
.foot-bottom p,.foot-bottom a{font-size:12.5px;color:rgba(255,255,255,.5);}
.foot-bottom nav{display:flex;gap:18px;}
.foot-bottom a:hover{color:var(--c-brand);}

@media (max-width:1023px){
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:600px){
  .site-footer{padding:48px 0 22px;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
}

/* ============ 动效与可达性 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity 520ms var(--ease),transform 520ms var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .reveal{opacity:1;transform:none;}
}

/* roulang page: category4 */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-brand-ink:#0E1218;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-surface:#FFFFFF;
  --c-tint:#F0F2EC;
  --c-line:#E4E7E1;
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-hero:28px;
  --r-card:24px;
  --r-sm:18px;
  --r-pill:999px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec:88px;
  --maxw:1200px;
  --pad:32px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.02em;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:800;line-height:1.15;letter-spacing:-.5px}
p{margin:0}
input,textarea,select{font:inherit}
:focus-visible{outline:3px solid rgba(198,255,61,.55);outline-offset:3px;border-radius:10px}
.wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.tnum{font-variant-numeric:tabular-nums}
@media (min-width:1440px){:root{--maxw:1280px}}

/* ============ 导航 ============ */
.site-header{position:sticky;top:12px;z-index:80;padding:0 16px}
.nav-shell{
  max-width:var(--maxw);margin:0 auto;height:72px;padding:0 10px 0 16px;
  display:flex;align-items:center;gap:18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:var(--sh-2);
  transition:height .25s var(--ease),background .25s var(--ease);
}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.92)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:var(--grad-brand);color:var(--c-brand-ink);
  display:grid;place-items:center;font-weight:800;font-size:14.5px;letter-spacing:-.5px;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text b{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.5px}
.brand-text span{font-size:11px;letter-spacing:.16em;color:var(--c-text-2)}
.nav-menu{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-menu a{
  position:relative;display:inline-flex;align-items:center;height:40px;padding:0 13px;
  border-radius:var(--r-pill);font-size:14.5px;font-weight:600;color:var(--c-text);
  transition:background .18s var(--ease),color .18s var(--ease);
}
.nav-menu a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;height:2px;border-radius:2px;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform .25s var(--ease);
}
.nav-menu a:hover{color:var(--c-ink);background:rgba(198,255,61,.20)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{background:var(--c-tint);color:var(--c-ink);font-weight:700}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--c-line);
  background:#fff;color:var(--c-ink);align-items:center;justify-content:center;cursor:pointer;
  transition:background .18s var(--ease),transform .18s var(--ease);
}
.nav-toggle:hover{background:var(--c-tint)}
.nav-toggle:active{transform:scale(.96)}
.nav-drawer{
  display:none;position:fixed;top:84px;left:16px;right:16px;z-index:90;
  background:#fff;border-radius:24px;padding:12px;box-shadow:var(--sh-3);border:1px solid var(--c-line);
}
.nav-drawer.is-open{display:block}
.nav-drawer a{
  display:flex;align-items:center;justify-content:space-between;min-height:52px;padding:0 14px;
  border-bottom:1px solid var(--c-line);font-size:15.5px;font-weight:600;color:var(--c-text);
}
.nav-drawer a:last-of-type{border-bottom:0}
.nav-drawer a.is-active{color:var(--c-ink);font-weight:700}
.nav-drawer a::after{content:"\f054";font-family:"Font Awesome 6 Free";font-weight:900;font-size:11px;color:var(--c-text-2)}
.nav-drawer .btn{width:100%;margin-top:10px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-pill);border:0;
  font-size:15px;font-weight:700;letter-spacing:.02em;cursor:pointer;white-space:nowrap;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background-position .3s var(--ease),background-color .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.btn-primary{background-image:var(--grad-brand);background-size:200% 100%;background-position:0 0;background-repeat:no-repeat;color:var(--c-brand-ink);box-shadow:var(--sh-1)}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border:1.5px solid var(--c-ink);color:var(--c-ink)}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-accent{background:var(--c-accent);color:var(--c-ink)}
.btn-accent:hover{background:#FF8355;transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-outline-light{background:transparent;border:1.5px solid rgba(255,255,255,.7);color:#fff}
.btn-outline-light:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.link-more{position:relative;display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--c-ink)}
.link-more::after{content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;background:var(--grad-brand);transform:scaleX(.35);transform-origin:left;transition:transform .25s var(--ease)}
.link-more:hover::after{transform:scaleX(1)}

/* ============ 通用板块 ============ */
.sec{margin-top:var(--sec)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:.14em;color:var(--c-text-2);text-transform:uppercase}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--grad-brand)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px}
.sec-title{font-size:32px;letter-spacing:-.8px}
.sec-sub{margin-top:10px;font-size:15.5px;color:var(--c-text-2);max-width:62ch}
.badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;letter-spacing:.04em}
.badge-lime{background:var(--c-brand);color:var(--c-brand-ink)}
.badge-dark{background:rgba(18,21,27,.86);color:#fff}
.badge-soft{background:var(--c-tint);color:var(--c-text-2);border:1px solid var(--c-line)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{display:inline-flex;align-items:center;gap:8px;height:34px;padding:0 14px;border-radius:var(--r-pill);background:var(--c-tint);border:1px solid var(--c-line);font-size:13px;font-weight:600;color:var(--c-text-2)}

/* ============ 分类小横幅 ============ */
.cat-hero{
  position:relative;overflow:hidden;margin-top:26px;
  border-radius:var(--r-hero);background:var(--c-surface);
  border:1px solid var(--c-line);box-shadow:var(--sh-1);
}
.cat-hero::before{
  content:"";position:absolute;top:-160px;right:-80px;width:440px;height:440px;border-radius:50%;
  background:radial-gradient(circle at 40% 40%,rgba(198,255,61,.55),rgba(47,217,168,.18) 55%,transparent 72%);
  filter:blur(48px);pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;bottom:-120px;left:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,107,53,.20),transparent 70%);
  filter:blur(46px);pointer-events:none;
}
.cat-hero-grid{position:relative;display:grid;grid-template-columns:1.45fr .55fr;gap:44px;align-items:center;padding:46px 48px}
.cat-hero h1{font-size:44px;line-height:1.15;letter-spacing:-1px;margin-top:16px}
.cat-hero-lead{margin-top:16px;font-size:16.5px;color:var(--c-text-2);max-width:56ch}
.cat-hero-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.cat-hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.stat-pill{
  display:inline-flex;align-items:center;gap:10px;height:56px;padding:0 18px;border-radius:var(--r-pill);
  background:var(--c-tint);border:1px solid var(--c-line);
  transition:transform .18s var(--ease),box-shadow .18s var(--ease);
}
.stat-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-1)}
.stat-pill b{font-size:22px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;letter-spacing:-.5px}
.stat-pill span{font-size:12.5px;color:var(--c-text-2);line-height:1.3}
.hero-mini-wrap{display:flex;justify-content:flex-end}
.hero-mini{
  width:100%;max-width:214px;aspect-ratio:9/16;object-fit:cover;
  border-radius:24px;box-shadow:var(--sh-3);border:1px solid var(--c-line);
}

/* ============ 面包屑 ============ */
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:22px;font-size:13px;color:var(--c-text-2)}
.crumbs a:hover{color:var(--c-ink)}
.crumbs .sep{color:#B9BFB6}
.crumbs .cur{font-weight:600;color:var(--c-ink)}

/* ============ 筛选胶囊 ============ */
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{
  display:inline-flex;align-items:center;gap:8px;height:40px;padding:0 18px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:background .18s var(--ease),color .18s var(--ease),border-color .18s var(--ease),transform .18s var(--ease);
}
.pill:hover{color:var(--c-ink);border-color:#CDD3C7;transform:translateY(-2px)}
.pill.is-on{background:var(--c-ink);border-color:var(--c-ink);color:#fff}
.pill.is-on:hover{transform:none}

/* ============ 马赛克栅格 ============ */
.mosaic.grid-x{margin:0 -12px}
.mosaic.grid-x > .cell{padding:0 12px 24px}
.m-card{
  position:relative;display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-card);
  box-shadow:var(--sh-1);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.m-card:hover{transform:translateY(-4px);box-shadow:var(--sh-3);border-color:#D6DCCF}
.m-thumb{position:relative;overflow:hidden;background:var(--c-tint)}
.m-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.m-card:hover .m-thumb img{transform:scale(1.04)}
.m-card--large .m-thumb{aspect-ratio:16/9}
.m-card--wide .m-thumb{aspect-ratio:16/10}
.m-card--tall .m-thumb{aspect-ratio:4/3}
.m-thumb .badge{position:absolute;top:12px;left:12px;box-shadow:var(--sh-1)}
.m-thumb .m-meta-tag{position:absolute;right:12px;bottom:12px}
.m-body{display:flex;flex-direction:column;flex:1;padding:22px}
.m-body h3{font-size:20px;letter-spacing:-.4px}
.m-card--large .m-body h3{font-size:24px}
.m-body p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--c-text-2)}
.m-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--c-text-2);font-variant-numeric:tabular-nums}
.m-foot .dot{width:4px;height:4px;border-radius:50%;background:#C3C9BE}
.m-body .link-more{margin-top:16px;font-size:14px}

/* ============ 三步流程 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{
  position:relative;background:var(--c-tint);border:1px solid var(--c-line);
  border-radius:var(--r-card);padding:30px 28px;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);background:#fff}
.step-num{
  font-size:36px;font-weight:800;line-height:1;letter-spacing:-1.5px;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step h3{margin-top:16px;font-size:20px}
.step p{margin-top:10px;font-size:15px;line-height:1.75;color:var(--c-text-2)}

/* ============ 深色版本数据带 ============ */
.spec-band{
  position:relative;overflow:hidden;border-radius:var(--r-hero);
  background:var(--grad-dark);padding:54px 48px;color:#fff;
  border:1px solid rgba(255,255,255,.10);
}
.spec-band::before{
  content:"";position:absolute;top:-140px;right:-60px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.45),transparent 68%);filter:blur(50px);pointer-events:none;
}
.spec-head{position:relative;display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.spec-head h2{color:#fff;font-size:32px;letter-spacing:-.8px}
.spec-head p{margin-top:10px;font-size:15.5px;color:rgba(255,255,255,.72);max-width:58ch}
.spec-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.spec-item{padding:22px 20px;border-radius:var(--r-sm);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);transition:background .2s var(--ease),transform .2s var(--ease)}
.spec-item:hover{background:rgba(255,255,255,.10);transform:translateY(-3px)}
.spec-item b{display:block;font-size:30px;font-weight:800;color:var(--c-brand);font-variant-numeric:tabular-nums;letter-spacing:-1px}
.spec-item span{display:block;margin-top:8px;font-size:13.5px;color:rgba(255,255,255,.72);line-height:1.6}
.spec-note{position:relative;margin-top:28px;font-size:13px;color:rgba(255,255,255,.55)}

/* ============ FAQ ============ */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start}
.faq-side h2{font-size:32px;letter-spacing:-.8px}
.faq-side p{margin-top:14px;font-size:15.5px;color:var(--c-text-2)}
.faq-side .link-more{margin-top:20px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-sm);
  padding:18px 22px;margin-bottom:14px;position:relative;overflow:hidden;
  transition:box-shadow .2s var(--ease),border-color .2s var(--ease);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad-brand);
  transform:scaleY(0);transform-origin:top;transition:transform .25s var(--ease);
}
.faq-item.is-open{box-shadow:var(--sh-2);border-color:#D6DCCF}
.faq-item.is-open::before{transform:scaleY(1)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:0;padding:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--c-ink);min-height:44px;
}
.faq-toggle{
  width:32px;height:32px;border-radius:50%;flex:0 0 auto;
  background:var(--c-brand);color:var(--c-brand-ink);
  display:grid;place-items:center;font-size:14px;
  transition:transform .25s var(--ease),background .2s var(--ease);
}
.faq-item.is-open .faq-toggle{transform:rotate(45deg);background:var(--c-brand-2)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a p{padding-top:12px;font-size:15.5px;line-height:1.8;color:var(--c-text-2);max-width:72ch}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-hero);
  background:var(--grad-dark);padding:58px 48px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
  border:1px solid rgba(255,255,255,.10);
}
.cta-band::before{
  content:"";position:absolute;top:-150px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.42),transparent 70%);filter:blur(52px);pointer-events:none;
}
.cta-band h2{position:relative;color:#fff;font-size:30px;letter-spacing:-.8px}
.cta-band p{position:relative;margin-top:14px;font-size:16px;color:rgba(255,255,255,.72);max-width:52ch}
.cta-tags{position:relative;display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.cta-tags span{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);font-size:12.5px;color:rgba(255,255,255,.78)}
.cta-actions{position:relative;display:flex;flex-direction:column;gap:12px;align-items:flex-start}
.cta-actions .btn{width:100%;max-width:280px}
.cta-actions small{font-size:12.5px;color:rgba(255,255,255,.55)}

/* ============ 分页 ============ */
.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;margin-top:56px}
.page-btn{
  min-width:44px;height:44px;padding:0 16px;border-radius:var(--r-pill);
  display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);font-size:14px;font-weight:600;color:var(--c-text-2);
  transition:transform .18s var(--ease),color .18s var(--ease),box-shadow .18s var(--ease),border-color .18s var(--ease);
}
.page-btn:hover{color:var(--c-ink);border-color:#CDD3C7;transform:translateY(-2px);box-shadow:var(--sh-1)}
.page-btn.is-current{background-image:var(--grad-brand);background-size:100% 100%;border-color:transparent;color:var(--c-brand-ink);font-weight:800;box-shadow:var(--sh-1)}
.page-btn.is-current:hover{transform:none}

/* ============ 页脚 ============ */
.site-footer{margin-top:var(--sec);background:var(--c-ink);color:rgba(255,255,255,.72);padding:66px 0 26px;border-top:1px solid rgba(255,255,255,.08)}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px}
.foot-brand b{display:block;font-size:18px;font-weight:800;color:#fff;letter-spacing:-.5px;line-height:1.2}
.foot-brand span span{font-size:11px;letter-spacing:.16em;color:rgba(255,255,255,.55)}
.site-footer p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.62);max-width:40ch}
.foot-social{display:flex;gap:10px;margin-top:20px}
.foot-social a{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.75);
  transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease);
}
.foot-social a:hover{background:var(--c-brand);color:var(--c-brand-ink);transform:translateY(-2px)}
.foot-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:0}
.foot-col ul li{margin-bottom:11px}
.foot-col ul li a{display:inline-block;font-size:14px;color:rgba(255,255,255,.72);transition:color .18s var(--ease),transform .18s var(--ease)}
.foot-col ul li a:hover{color:var(--c-brand);transform:translateX(2px)}
.foot-contact li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:11px}
.foot-contact i{color:var(--c-brand-2)}
.foot-qr{display:flex;align-items:center;gap:14px;margin-top:18px}
.qr-box{
  width:76px;height:76px;flex:0 0 auto;border-radius:14px;display:grid;place-items:center;text-align:center;
  background:rgba(255,255,255,.07);border:1px dashed rgba(255,255,255,.25);
  font-size:11.5px;line-height:1.4;color:rgba(255,255,255,.65);
}
.foot-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:48px;padding-top:20px;border-top:1px solid rgba(255,255,255,.08);
  font-size:12.5px;color:rgba(255,255,255,.5);
}
.foot-bottom p{margin:0;font-size:12.5px;color:rgba(255,255,255,.5);max-width:none}
.foot-bottom nav{display:flex;gap:18px}
.foot-bottom nav a:hover{color:var(--c-brand)}

/* ============ 动效 ============ */
.fx-up{opacity:0;transform:translateY(18px);transition:opacity .55s var(--ease),transform .55s var(--ease)}
.fx-up.is-in{opacity:1;transform:none}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .cat-hero h1{font-size:40px}
}
@media (max-width:1023px){
  :root{--pad:24px;--sec:64px}
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions .nav-cta{display:none}
  .cat-hero-grid{grid-template-columns:1fr;gap:32px;padding:38px 34px}
  .hero-mini-wrap{justify-content:flex-start}
  .hero-mini{max-width:180px}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
  .faq-grid{grid-template-columns:1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:44px 34px}
  .cta-actions{flex-direction:row;flex-wrap:wrap;align-items:center}
  .cta-actions .btn{width:auto;max-width:none}
  .cta-actions small{width:100%}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  :root{--pad:16px;--sec:48px}
  body{font-size:16px}
  .site-header{top:8px;padding:0 10px}
  .nav-shell{height:62px;padding:0 8px 0 12px;gap:10px}
  .site-header.is-scrolled .nav-shell{height:56px}
  .brand-mark{width:34px;height:34px;font-size:13px;border-radius:11px}
  .brand-text b{font-size:17px}
  .brand-text span{font-size:10px;letter-spacing:.12em}
  .cat-hero{margin-top:18px}
  .cat-hero-grid{padding:28px 22px;gap:24px}
  .cat-hero h1{font-size:30px;letter-spacing:-.8px}
  .cat-hero-lead{font-size:15.5px}
  .cat-hero-btns .btn{width:100%}
  .cat-hero-btns{gap:10px}
  .stat-pill{height:52px;padding:0 14px}
  .stat-pill b{font-size:19px}
  .hero-mini{max-width:150px}
  .sec-title,.faq-side h2,.spec-head h2{font-size:24px}
  .spec-head{flex-direction:column;align-items:flex-start}
  .spec-band{padding:34px 22px;border-radius:22px}
  .spec-grid{grid-template-columns:1fr 1fr;gap:14px}
  .spec-item b{font-size:24px}
  .steps{grid-template-columns:1fr}
  .step{padding:24px 22px}
  .mosaic.grid-x{margin:0 -8px}
  .mosaic.grid-x > .cell{padding:0 8px 16px}
  .m-card--large .m-body h3{font-size:20px}
  .m-body{padding:18px}
  .cta-band{padding:34px 22px;border-radius:22px}
  .cta-band h2{font-size:24px}
  .cta-actions{flex-direction:column;align-items:stretch}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:16px}
  .faq-item{padding:16px 18px}
  .pager{margin-top:36px;gap:6px}
  .page-btn{min-width:44px;height:44px;padding:0 12px;font-size:13px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:479px){
  .cat-hero h1{font-size:27px}
  .sec-title,.faq-side h2,.spec-head h2{font-size:22px}
  .spec-grid{grid-template-columns:1fr}
  .eyebrow{font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .fx-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* roulang page: category5 */
/* ================= 设计变量 ================= */
:root{
  --c-brand:#C6FF3D;
  --c-brand-2:#2FD9A8;
  --c-accent:#FF6B35;
  --c-ink:#12151B;
  --c-ink-2:#1C212B;
  --c-text:#1E232B;
  --c-text-2:#5A6472;
  --c-bg:#F5F6F2;
  --c-card:#FFFFFF;
  --c-soft:#F0F2EC;
  --c-line:#E4E7E1;
  --grad-brand:linear-gradient(120deg,#C6FF3D 0%,#2FD9A8 100%);
  --grad-dark:linear-gradient(160deg,#12151B 0%,#1F2730 55%,#12151B 100%);
  --sh-1:0 2px 8px rgba(18,21,27,.05);
  --sh-2:0 12px 32px rgba(18,21,27,.10);
  --sh-3:0 24px 60px rgba(18,21,27,.16);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --wrap:1200px;
  --t:180ms cubic-bezier(.2,.7,.3,1);
}

/* ================= reset / base ================= */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color var(--t),background var(--t),transform var(--t)}
a:hover{color:var(--c-ink)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;padding:0}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:800;line-height:1.18;letter-spacing:-.5px}
h1{font-size:clamp(28px,3.8vw,42px)}
h2{font-size:clamp(24px,3vw,32px)}
h3{font-size:clamp(18px,2vw,22px)}
h4{font-size:18px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:3px solid rgba(198,255,61,.55);outline-offset:2px;border-radius:8px}
::selection{background:rgba(198,255,61,.5);color:var(--c-ink)}

/* ================= 容器与栅格 ================= */
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 32px}
@media (min-width:1440px){:root{--wrap:1280px}}
.grid-container{max-width:var(--wrap);margin-left:auto;margin-right:auto;padding-left:32px;padding-right:32px}
.grid-margin-x{margin-left:-12px;margin-right:-12px}
.grid-margin-x>.cell{padding-left:12px;padding-right:12px}

/* ================= 通用组件 ================= */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:#39501C;background:rgba(198,255,61,.28);
  border:1px solid rgba(47,217,168,.38);
  padding:6px 14px;border-radius:999px;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;
  font-size:15.5px;font-weight:700;letter-spacing:.02em;
  border:1.5px solid transparent;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),background-position var(--t);
  white-space:nowrap;
}
.btn-sm{height:42px;padding:0 20px;font-size:14.5px}
.btn-primary{
  background-image:var(--grad-brand);background-size:200% 100%;
  color:#0E1218;box-shadow:0 8px 20px rgba(47,217,168,.24);
}
.btn-primary:hover{background-position:100% 0;transform:translateY(-2px);box-shadow:var(--sh-2);color:#0E1218}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{border-color:var(--c-ink);color:var(--c-ink);background:transparent}
.btn-ghost:hover{background:var(--c-ink);color:#fff;transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-on-dark{border-color:rgba(255,255,255,.6);color:#fff}
.btn-on-dark:hover{background:#fff;color:var(--c-ink);transform:translateY(-2px)}
.tag{
  display:inline-flex;align-items:center;
  font-size:12.5px;font-weight:600;color:#3E4A2A;
  background:var(--c-soft);border:1px solid var(--c-line);
  padding:4px 12px;border-radius:999px;
}

/* ================= 悬浮胶囊导航 ================= */
.site-header{position:sticky;top:12px;z-index:60;padding:0 20px}
.nav-shell{
  max-width:var(--wrap);margin:0 auto;height:72px;
  display:flex;align-items:center;gap:20px;
  padding:0 18px 0 20px;border-radius:999px;
  background:rgba(255,255,255,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border:1px solid rgba(255,255,255,.6);
  box-shadow:var(--sh-2);
  transition:height var(--t),background var(--t),box-shadow var(--t);
}
.site-header.is-scrolled .nav-shell{height:60px;background:rgba(255,255,255,.94);box-shadow:var(--sh-3)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:var(--grad-dark);color:var(--c-brand);
  font-weight:800;font-size:15px;letter-spacing:.04em;
  box-shadow:var(--sh-1);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:19px;font-weight:800;color:var(--c-ink);letter-spacing:-.3px}
.brand-text span{font-size:11px;letter-spacing:.22em;color:var(--c-text-2)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
.nav-menu a{
  position:relative;position:relative;
  font-size:15px;font-weight:500;color:var(--c-text-2);
  padding:10px 14px;border-radius:999px;
  transition:color var(--t),background var(--t);
  white-space:nowrap;
}
.nav-menu a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--grad-brand);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.nav-menu a:hover{color:var(--c-ink);background:rgba(240,242,236,.9)}
.nav-menu a:hover::after{transform:scaleX(1)}
.nav-menu a.is-active{color:var(--c-ink);font-weight:700;background:rgba(198,255,61,.22)}
.nav-menu a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  align-items:center;justify-content:center;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  transition:background var(--t),transform var(--t);
}
.nav-toggle:hover{background:var(--c-soft)}
.nav-toggle:active{transform:scale(.96)}

/* 移动端抽屉 */
.drawer{position:fixed;inset:0;z-index:90;display:none}
.drawer.is-open{display:block}
.drawer-backdrop{position:absolute;inset:0;background:rgba(18,21,27,.5)}
.drawer-panel{
  position:absolute;left:16px;right:16px;top:16px;
  background:#fff;border-radius:var(--r-lg);padding:16px 18px 20px;
  box-shadow:var(--sh-3);
}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}
.drawer-head b{font-size:17px;color:var(--c-ink)}
.drawer-close{width:44px;height:44px;border-radius:14px;border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center}
.drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;font-size:16px;font-weight:600;color:var(--c-text);
  border-bottom:1px solid var(--c-line);
}
.drawer nav a.is-active{color:#2F6B22}
.drawer nav a i{color:var(--c-text-2);font-size:13px}
.drawer-cta{margin-top:18px}
.drawer-cta .btn{width:100%}

/* ================= Hero 小横幅 ================= */
.cat-hero{
  position:relative;overflow:hidden;
  min-height:420px;display:flex;align-items:center;
  background:
    radial-gradient(420px 420px at 88% 8%,rgba(198,255,61,.35),transparent 65%),
    radial-gradient(240px 240px at 6% 92%,rgba(255,107,53,.16),transparent 70%),
    var(--c-bg);
  margin-top:-84px;padding:140px 0 56px;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:repeating-linear-gradient(115deg,rgba(18,21,27,.04) 0 1px,transparent 1px 14px);
  opacity:.5;pointer-events:none;
}
.cat-hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .65fr;gap:48px;align-items:center}
.cat-hero-copy .eyebrow{margin-bottom:20px}
.cat-hero-copy h1{max-width:14em}
.cat-hero-copy p.lead{
  margin-top:18px;font-size:17px;line-height:1.85;color:var(--c-text-2);max-width:34em;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.stat-pill{
  display:inline-flex;align-items:baseline;gap:8px;
  padding:10px 18px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  position:relative;transition:transform var(--t),box-shadow var(--t);
}
.stat-pill::before{
  content:"";position:absolute;inset:0;border-radius:999px;padding:1.5px;
  background:var(--grad-brand);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:.85;pointer-events:none;
}
.stat-pill:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.stat-pill b{font-size:22px;font-weight:800;color:var(--c-ink);font-variant-numeric:tabular-nums;line-height:1}
.stat-pill span{font-size:12px;letter-spacing:.06em;color:var(--c-text-2)}
.cat-hero-media{position:relative;display:flex;justify-content:flex-end}
.cat-hero-media img{
  width:min(280px,100%);aspect-ratio:9/16;object-fit:cover;
  border-radius:var(--r-xl);box-shadow:var(--sh-3);
  border:1px solid rgba(255,255,255,.7);
}
.cat-hero-media::before{
  content:"";position:absolute;inset:auto auto -18px 18px;width:120px;height:120px;
  border-radius:32px;background:var(--grad-brand);opacity:.25;filter:blur(6px);z-index:-1;
}

/* ================= 面包屑 ================= */
.crumb{padding:22px 0 0}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-text-2)}
.crumb li::after{content:"›";margin-left:8px;color:#B4BBB2}
.crumb li:last-child::after{display:none}
.crumb a:hover{color:var(--c-ink)}
.crumb .is-current{font-weight:700;color:var(--c-ink)}

/* ================= 筛选胶囊 ================= */
.filter-bar{padding:20px 0 0;display:flex;flex-wrap:wrap;gap:10px}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  height:42px;padding:0 18px;border-radius:999px;
  font-size:14px;font-weight:600;color:var(--c-text-2);
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  transition:transform var(--t),color var(--t),box-shadow var(--t),border-color var(--t);
}
.pill i{font-size:12px;color:var(--c-brand-2)}
.pill:hover{transform:translateY(-2px);color:var(--c-ink);box-shadow:var(--sh-2)}
.pill.is-on{background:var(--grad-dark);color:#fff;border-color:transparent}
.pill.is-on i{color:var(--c-brand)}

/* ================= 板块通用 ================= */
.sec{padding:76px 0}
.sec-tight{padding:56px 0}
.sec-head{max-width:720px}
.sec-head .eyebrow{margin-bottom:16px}
.sec-head p{margin-top:14px;color:var(--c-text-2);font-size:16px}
.sec-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.text-link{
  font-size:14.5px;font-weight:700;color:var(--c-ink);
  border-bottom:2px solid transparent;
  background:linear-gradient(120deg,#C6FF3D,#2FD9A8) left bottom/0% 2px no-repeat;
  padding-bottom:3px;transition:background-size var(--t),color var(--t);
}
.text-link:hover{background-size:100% 2px;color:#2F6B22}

/* ================= 编号清单 ================= */
.qa-list{border-bottom:1px solid var(--c-line);margin-top:34px}
.qa-row{
  position:relative;display:grid;grid-template-columns:104px 1fr 56px;
  gap:28px;align-items:start;
  padding:30px 20px 30px 22px;
  border-top:1px solid var(--c-line);
  transition:background var(--t),transform var(--t);
}
.qa-row::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:4px;
  border-radius:999px;background:var(--grad-brand);
  opacity:0;transform:scaleY(.4);transform-origin:top;
  transition:opacity var(--t),transform var(--t);
}
.qa-row:hover{background:#fff;border-radius:0 var(--r-md) var(--r-md) 0}
.qa-row:hover::before{opacity:1;transform:scaleY(1)}
.qa-num{
  font-size:34px;font-weight:800;line-height:1;letter-spacing:-1px;
  font-variant-numeric:tabular-nums;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.qa-body h3{font-size:21px;font-weight:800}
.qa-body p{margin-top:12px;color:var(--c-text-2);font-size:15.5px;line-height:1.85;max-width:64ch}
.qa-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.qa-tags .tag{background:#fff}
.qa-go{
  width:46px;height:46px;border-radius:999px;
  border:1.5px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:flex;align-items:center;justify-content:center;
  transition:background var(--t),transform var(--t),border-color var(--t),color var(--t);
  justify-self:end;
}
.qa-row:hover .qa-go{background:var(--c-brand);border-color:var(--c-brand);transform:translateX(3px)}

/* ================= 排查准备（图文） ================= */
.prep{background:var(--c-soft);border-radius:var(--r-xl)}
.prep-inner{padding:64px 0}
.prep-media{position:relative;overflow:hidden;border-radius:var(--r-lg);box-shadow:var(--sh-2);background:#fff}
.prep-media img{width:100%;aspect-ratio:16/11;object-fit:cover;transition:transform 400ms cubic-bezier(.2,.7,.3,1)}
.prep-media:hover img{transform:scale(1.03)}
.prep-list{margin-top:6px}
.prep-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--c-line)}
.prep-item:first-child{padding-top:0}
.prep-item:last-child{border-bottom:0}
.prep-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--c-line);color:#2F6B22;box-shadow:var(--sh-1);
}
.prep-item h4{font-size:17px}
.prep-item p{margin-top:6px;color:var(--c-text-2);font-size:15px;line-height:1.8}

/* ================= 底部 CTA + FAQ 双栏 ================= */
.end-grid{align-items:start}
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:40px 34px;color:#fff;
  background-image:linear-gradient(160deg,rgba(18,21,27,.94) 0%,rgba(31,39,48,.9) 60%,rgba(18,21,27,.94) 100%),url(/assets/images/backpic/back-3.png);
  background-size:cover;background-position:center;
  box-shadow:var(--sh-3);
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,255,61,.45),transparent 70%);
  pointer-events:none;
}
.cta-panel h2{color:#fff;position:relative;z-index:2}
.cta-panel p{position:relative;z-index:2;margin-top:16px;color:rgba(255,255,255,.74);font-size:15.5px;line-height:1.85;max-width:30em}
.cta-panel .eyebrow{background:rgba(198,255,61,.16);border-color:rgba(198,255,61,.4);color:#D6FF7A;position:relative;z-index:2;margin-bottom:18px}
.cta-acts{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.cta-note{position:relative;z-index:2;margin-top:16px;font-size:12.5px;color:rgba(255,255,255,.55)}
.cta-panel .cta-media{
  position:relative;z-index:2;margin-top:28px;border-radius:var(--r-md);overflow:hidden;
  border:1px solid rgba(255,255,255,.12);
}
.cta-panel .cta-media img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9}

.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);overflow:hidden;position:relative;
  transition:box-shadow var(--t),border-color var(--t);
}
.faq-item::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:999px;
  background:var(--grad-brand);opacity:0;transition:opacity var(--t);
}
.faq-item:hover{box-shadow:var(--sh-2)}
.faq-item.is-open{box-shadow:var(--sh-2);border-color:#D6DECF}
.faq-item.is-open::before{opacity:1}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16.5px;font-weight:700;color:var(--c-ink);
  min-height:60px;
}
.faq-icon{
  flex:0 0 auto;width:32px;height:32px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:var(--c-soft);color:var(--c-ink);font-size:12px;
  transition:transform var(--t),background var(--t),color var(--t);
}
.faq-item.is-open .faq-icon{background:var(--c-brand);transform:rotate(45deg)}
.faq-a{display:none;padding:0 22px 22px;color:var(--c-text-2);font-size:15.5px;line-height:1.85;max-width:72ch}
.faq-item.is-open .faq-a{display:block}

/* ================= 分页 ================= */
.pager{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:28px 0 0;border-top:1px solid var(--c-line);flex-wrap:wrap;
}
.pager-nav{
  display:inline-flex;align-items:center;gap:8px;
  height:44px;padding:0 20px;border-radius:999px;
  background:#fff;border:1px solid var(--c-line);box-shadow:var(--sh-1);
  font-size:14.5px;font-weight:600;color:var(--c-text);
  transition:transform var(--t),box-shadow var(--t),color var(--t);
}
.pager-nav:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--c-ink)}
.pager-nav.is-disabled{opacity:.45;pointer-events:none}
.pager-nums{display:flex;align-items:center;gap:8px}
.pager-nums a,.pager-nums span{
  min-width:44px;height:44px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14.5px;font-weight:700;font-variant-numeric:tabular-nums;
  background:#fff;border:1px solid var(--c-line);color:var(--c-text);
  transition:transform var(--t),box-shadow var(--t),color var(--t);
}
.pager-nums a:hover{transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--c-ink)}
.pager-nums .is-current{background:var(--grad-brand);border-color:transparent;color:#0E1218;box-shadow:var(--sh-1)}

/* ================= 页脚 ================= */
.site-footer{
  margin-top:80px;background:var(--c-ink);color:rgba(255,255,255,.72);
  border-top:1px solid rgba(255,255,255,.08);padding:64px 0 28px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:12px}
.foot-brand .brand-mark{width:42px;height:42px;border-radius:14px;background:rgba(255,255,255,.06);color:var(--c-brand);border:1px solid rgba(255,255,255,.12)}
.foot-brand b{display:block;font-size:18px;color:#fff;letter-spacing:-.2px}
.foot-brand span span{display:block;font-size:11px;letter-spacing:.22em;color:rgba(255,255,255,.5)}
.site-footer .foot-grid p{margin-top:18px;font-size:14px;line-height:1.85;color:rgba(255,255,255,.6);max-width:32em}
.foot-social{display:flex;gap:10px;margin-top:20px}
.foot-social a{
  width:42px;height:42px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(255,255,255,.16);color:rgba(255,255,255,.72);
  transition:background var(--t),color var(--t),transform var(--t);
}
.foot-social a:hover{background:var(--c-brand);color:var(--c-ink);border-color:transparent;transform:translateY(-2px)}
.foot-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;letter-spacing:.02em}
.foot-col ul{display:flex;flex-direction:column;gap:12px}
.foot-col a{font-size:14px;color:rgba(255,255,255,.72)}
.foot-col a:hover{color:var(--c-brand);transform:translateX(2px);display:inline-block}
.foot-contact li{display:flex;align-items:center;gap:10px;font-size:14px;color:rgba(255,255,255,.72)}
.foot-contact i{color:var(--c-brand)}
.foot-qr{display:flex;gap:14px;align-items:center;margin-top:20px}
.qr-box{
  width:92px;height:92px;border-radius:16px;
  display:flex;align-items:center;justify-content:center;text-align:center;
  background:rgba(255,255,255,.06);border:1px dashed rgba(255,255,255,.24);
  font-size:12.5px;line-height:1.6;color:rgba(255,255,255,.6);
}
.foot-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.foot-bottom p{font-size:12.5px;color:rgba(255,255,255,.5)}
.foot-bottom nav{display:flex;gap:18px;flex-wrap:wrap}
.foot-bottom a{font-size:12.5px;color:rgba(255,255,255,.5)}
.foot-bottom a:hover{color:var(--c-brand)}

/* ================= 动效 ================= */
.reveal{opacity:0;transform:translateY(18px);transition:opacity 520ms cubic-bezier(.2,.7,.3,1),transform 520ms cubic-bezier(.2,.7,.3,1)}
.reveal.is-in{opacity:1;transform:none}

/* ================= 响应式 ================= */
@media (max-width:1279px){
  .nav-menu a{padding:10px 11px;font-size:14.5px}
}
@media (max-width:1023px){
  .nav-menu{display:none}
  .nav-toggle{display:inline-flex}
  .nav-shell{gap:12px;padding:0 14px 0 16px}
  .wrap,.grid-container{padding-left:24px;padding-right:24px}
  .cat-hero{margin-top:-76px;padding:126px 0 48px;min-height:auto}
  .cat-hero-grid{grid-template-columns:1fr;gap:34px}
  .cat-hero-media{justify-content:flex-start}
  .cat-hero-media img{width:min(240px,70%)}
  .qa-row{grid-template-columns:80px 1fr 48px;gap:20px;padding:26px 12px 26px 18px}
  .qa-num{font-size:28px}
  .sec{padding:64px 0}
  .prep-inner{padding:48px 0}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  body{font-size:16px}
  .wrap,.grid-container{padding-left:16px;padding-right:16px}
  .site-header{padding:0 12px;top:10px}
  .nav-shell{height:64px}
  .site-header.is-scrolled .nav-shell{height:58px}
  .brand-text b{font-size:17px}
  .nav-actions .btn{display:none}
  .sec{padding:48px 0}
  .sec-tight{padding:40px 0}
  .cat-hero{padding:112px 0 40px}
  .hero-actions .btn{flex:1 1 100%}
  .stat-pill{padding:8px 14px}
  .stat-pill b{font-size:19px}
  .qa-row{grid-template-columns:1fr;gap:12px;padding:24px 6px 24px 16px}
  .qa-num{font-size:26px}
  .qa-go{display:none}
  .cta-panel{padding:32px 22px}
  .cta-acts .btn{flex:1 1 100%}
  .prep{border-radius:var(--r-lg)}
  .pager{justify-content:center}
  .pager-nav{flex:1 1 46%}
  .pager-nums{order:-1;width:100%;justify-content:center}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:12px}
}
@media (max-width:479px){
  h1{font-size:26px}
  .cat-hero-copy p.lead{font-size:15.5px}
  .btn{height:46px;padding:0 20px;font-size:15px}
  .qa-body h3{font-size:19px}
  .faq-q{font-size:15.5px;padding:18px 16px}
  .faq-a{padding:0 16px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}