/* =========================================================
   司机社 · 品牌站设计系统  style.css
   1 变量  2 重置  3 布局  4 文字  5 按钮  6 导航  7 卡片
   8 Hero  9 跑马灯  10 视频卡  11 榜单  12 话题/文章
   13 数据/特性  14 评价  15 CTA/下载  16 FAQ  17 提示/弹层
   18 页脚  19 内页页头  20 分页  21 滚动动画  22 响应式
   23 附加组件（内页专用）
   ========================================================= */

/* ---------- 1 设计变量 ---------- */
:root{
  --coral:#FF6A5B;
  --coral-deep:#E8452F;
  --indigo:#5457E5;
  --indigo-deep:#3B3DB8;
  --honey:#FFB94F;
  --mint:#3EC9A7;
  --ink:#232441;
  --ink-soft:#4A4C6A;
  --muted:#7B7D9C;
  --line:#EFE4D8;
  --cream:#FFF8F1;
  --card:#FFFFFF;
  --peach:#FFEDE4;
  --lav:#EEEDFF;
  --mint-soft:#E3F8F1;

  --grad-coral:linear-gradient(135deg,#FF8A5C 0%,#FF6A5B 55%,#F0426B 100%);
  --grad-indigo:linear-gradient(135deg,#7B6CF6 0%,#5457E5 60%,#3B3DB8 100%);
  --grad-warm:linear-gradient(160deg,#FFF8F1 0%,#FFEDE4 100%);

  --r-sm:10px; --r-md:16px; --r-lg:22px; --r-xl:28px; --r-2xl:36px; --r-full:999px;

  --sh-sm:0 2px 8px rgba(35,36,65,.06);
  --sh-md:0 10px 30px rgba(35,36,65,.10);
  --sh-lg:0 22px 60px rgba(35,36,65,.16);
  --sh-sticker:0 6px 0 rgba(35,36,65,.10);
  --sh-glow:0 14px 34px rgba(255,106,91,.35);

  --container:1180px;
  --gutter:22px;
  --ease:cubic-bezier(.22,.9,.3,1.2);

  --font:"Outfit","Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;
}

/* ---------- 2 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  color:var(--ink);
  background:var(--cream);
  line-height:1.7;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit}
input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(84,87,229,.5);outline-offset:2px;border-radius:6px}
::selection{background:var(--coral);color:#fff}

/* ---------- 3 布局工具 ---------- */
.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
.section{padding:88px 0;position:relative}
.section-tight{padding:60px 0}
.bg-peach{background:var(--grad-warm)}
.bg-lav{background:var(--lav)}
.bg-mint{background:var(--mint-soft)}
.bg-white{background:#fff}
.grid{display:grid;gap:26px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-side{grid-template-columns:1.25fr .75fr;align-items:start}
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.flex{display:flex;gap:14px;align-items:center}
.between{justify-content:space-between}
.center{text-align:center}
.mt-s{margin-top:14px}.mt-m{margin-top:28px}.mt-l{margin-top:44px}
.divider{height:1px;background:var(--line);margin:26px 0;border:0}

/* ---------- 4 文字标题组件 ---------- */
h1,h2,h3,h4,h5{font-weight:800;line-height:1.25;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem)}
h2{font-size:clamp(1.7rem,3.2vw,2.4rem)}
h3{font-size:clamp(1.15rem,2vw,1.4rem)}
h4{font-size:1.05rem}
p{color:var(--ink-soft)}
.lead{font-size:clamp(1rem,1.4vw,1.15rem);color:var(--ink-soft)}
.muted{color:var(--muted)}
.small{font-size:.86rem}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.82rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--coral-deep);background:var(--peach);
  padding:7px 16px;border-radius:var(--r-full);margin-bottom:18px;
}
.eyebrow.indigo{color:var(--indigo-deep);background:var(--lav)}
.eyebrow.mint{color:#0E8A6E;background:var(--mint-soft)}
.section-head{max-width:640px;margin:0 auto 46px;text-align:center}
.section-head p{margin-top:12px}
.hl{position:relative;z-index:0;white-space:nowrap}
.hl::after{
  content:"";position:absolute;left:-2%;right:-2%;bottom:.08em;height:.42em;
  background:linear-gradient(90deg,rgba(255,185,79,.85),rgba(255,138,92,.55));
  border-radius:6px;z-index:-1;transform:rotate(-1.2deg);
}
.gradient-text{background:var(--grad-coral);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- 5 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 30px;border-radius:var(--r-full);
  font-weight:700;font-size:.98rem;line-height:1;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s;
  white-space:nowrap;
}
.btn:active{transform:scale(.96)}
.btn-primary{background:var(--grad-coral);color:#fff;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 20px 44px rgba(255,106,91,.45)}
.btn-indigo{background:var(--grad-indigo);color:#fff;box-shadow:0 14px 34px rgba(84,87,229,.35)}
.btn-indigo:hover{transform:translateY(-3px)}
.btn-ghost{background:#fff;color:var(--ink);border:2px solid var(--line);box-shadow:var(--sh-sm)}
.btn-ghost:hover{border-color:var(--coral);color:var(--coral-deep);transform:translateY(-3px)}
.btn-light{background:#fff;color:var(--indigo-deep)}
.btn-light:hover{transform:translateY(-3px);box-shadow:var(--sh-md)}
.btn-lg{padding:17px 38px;font-size:1.05rem}
.btn-sm{padding:10px 20px;font-size:.88rem}
.btn-group{display:flex;gap:16px;flex-wrap:wrap;align-items:center}

/* ---------- 6 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,248,241,.86);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:box-shadow .3s,border-color .3s,background .3s;
}
.site-header.is-scrolled{box-shadow:var(--sh-sm);border-color:var(--line);background:rgba(255,255,255,.94)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:74px}
.brand{display:inline-flex;align-items:center;gap:11px;font-weight:800;font-size:1.22rem;letter-spacing:-.01em}
.brand-mark{
  width:42px;height:42px;border-radius:14px;background:var(--grad-coral);
  display:grid;place-items:center;color:#fff;font-size:1.02rem;font-weight:800;
  box-shadow:var(--sh-glow);transform:rotate(-6deg);
  font-family:var(--font);
}
.brand small{display:block;font-size:.68rem;font-weight:600;color:var(--muted);letter-spacing:.18em;line-height:1.1}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  position:relative;padding:9px 15px;border-radius:var(--r-full);
  font-weight:600;font-size:.94rem;color:var(--ink-soft);
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--coral-deep);background:var(--peach)}
.nav-links a.is-active{color:var(--coral-deep);background:var(--peach)}
.nav-cta{display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:46px;height:46px;border-radius:14px;
  background:#fff;border:2px solid var(--line);box-shadow:var(--sh-sm);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:20px;height:2.5px;border-radius:3px;background:var(--ink);transition:transform .3s,opacity .3s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.nav-scrim{position:fixed;inset:0;background:rgba(35,36,65,.45);z-index:64;opacity:0;pointer-events:none;transition:opacity .3s}
.nav-scrim.is-open{opacity:1;pointer-events:auto}
body.nav-locked{overflow:hidden}

/* ---------- 7 卡片 ---------- */
.card{
  background:var(--card);border-radius:var(--r-lg);border:1px solid var(--line);
  box-shadow:var(--sh-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh-md)}
.card-pad{padding:28px}
.icon-badge{
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  font-size:1.5rem;margin-bottom:18px;background:var(--peach);
}
.icon-badge.indigo{background:var(--lav)}
.icon-badge.mint{background:var(--mint-soft)}
.icon-badge.honey{background:#FFF3DC}
.card h3{margin-bottom:10px}
.card p{font-size:.95rem}
.sticker{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;border:2px solid var(--ink);border-radius:var(--r-full);
  padding:5px 14px;font-size:.78rem;font-weight:800;
  box-shadow:var(--sh-sticker);
}

/* ---------- 8 Hero ---------- */
.hero{position:relative;padding:72px 0 96px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{margin-bottom:20px}
.hero .lead{max-width:520px}
.hero-actions{margin-top:34px}
.hero-note{margin-top:18px;font-size:.86rem;color:var(--muted);display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.hero-media{position:relative}
.hero-photo{
  border-radius:var(--r-2xl);overflow:hidden;box-shadow:var(--sh-lg);
  border:6px solid #fff;height:100%;
}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-collage{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.hero-collage .hero-photo:last-child{margin-top:34px}
.float-badge{
  position:absolute;background:#fff;border-radius:var(--r-lg);
  box-shadow:var(--sh-md);padding:12px 18px;display:flex;gap:10px;align-items:center;
  font-size:.85rem;font-weight:700;z-index:3;animation:floaty 5s ease-in-out infinite;
}
.float-badge .dot{width:34px;height:34px;border-radius:11px;display:grid;place-items:center;font-size:1rem}
.float-badge b{display:block;font-size:1rem;line-height:1.2}
.float-badge span{color:var(--muted);font-weight:600;font-size:.75rem}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
.hero-blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;pointer-events:none;z-index:-1}
.blob-a{width:420px;height:420px;background:#FFD3C2;top:-120px;right:-80px}
.blob-b{width:380px;height:380px;background:#CDCBFF;bottom:-140px;left:-120px}
.blob-c{width:300px;height:300px;background:#FFE7BD;top:30%;left:40%}

/* ---------- 9 跑马灯 ---------- */
.marquee{
  overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:#fff;padding:16px 0;
}
.marquee-track{display:flex;gap:14px;width:max-content;animation:marquee 30s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.chip{
  display:inline-flex;align-items:center;gap:8px;white-space:nowrap;
  background:var(--cream);border:1.5px solid var(--line);border-radius:var(--r-full);
  padding:8px 18px;font-size:.88rem;font-weight:700;color:var(--ink-soft);
}
.chip i{font-style:normal}

/* ---------- 10 视频卡 ---------- */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.video-card{
  background:#fff;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-sm);transition:transform .3s var(--ease),box-shadow .3s var(--ease);
  text-align:left;display:block;width:100%;
}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--sh-md)}
.thumb{position:relative;overflow:hidden;aspect-ratio:16/9;background:var(--peach)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.video-card:hover .thumb img{transform:scale(1.06)}
.thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(35,36,65,.45));pointer-events:none}
.play{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.9);
  width:54px;height:54px;border-radius:50%;background:rgba(255,255,255,.92);
  display:grid;place-items:center;z-index:2;color:var(--coral-deep);
  font-size:1.05rem;box-shadow:var(--sh-md);
  transition:transform .3s var(--ease),background .3s;
}
.video-card:hover .play{transform:translate(-50%,-50%) scale(1.08);background:var(--coral);color:#fff}
.duration{
  position:absolute;right:10px;bottom:10px;z-index:2;
  background:rgba(35,36,65,.82);color:#fff;font-size:.74rem;font-weight:700;
  padding:3px 9px;border-radius:8px;
}
.tag{
  position:absolute;left:10px;top:10px;z-index:2;
  background:var(--honey);color:#5B3A00;font-size:.72rem;font-weight:800;
  padding:4px 12px;border-radius:var(--r-full);
}
.tag.coral{background:var(--coral);color:#fff}
.tag.mint{background:var(--mint);color:#fff}
.tag.indigo{background:var(--indigo);color:#fff}
.video-card .meta{padding:18px 20px 22px}
.video-card .meta h3{font-size:1.02rem;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta-row{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:.8rem;color:var(--muted);font-weight:600}
.meta-row .hot{color:var(--coral-deep)}
.filter-bar{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:40px}
.filter-btn{
  padding:9px 22px;border-radius:var(--r-full);font-weight:700;font-size:.9rem;
  background:#fff;border:2px solid var(--line);color:var(--ink-soft);transition:all .25s;
}
.filter-btn:hover{border-color:var(--coral);color:var(--coral-deep)}
.filter-btn.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.is-hidden{display:none !important}

/* ---------- 11 榜单 ---------- */
.rank-list{display:flex;flex-direction:column;gap:14px}
.rank-item{
  display:flex;align-items:center;gap:16px;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);padding:14px 18px;
  transition:transform .25s var(--ease),box-shadow .25s;
}
.rank-item:hover{transform:translateX(6px);box-shadow:var(--sh-sm)}
.rank-num{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;flex:none;
  font-weight:800;font-size:1rem;background:var(--peach);color:var(--coral-deep);
}
.rank-item:nth-child(1) .rank-num{background:var(--grad-coral);color:#fff}
.rank-item:nth-child(2) .rank-num{background:var(--grad-indigo);color:#fff}
.rank-item:nth-child(3) .rank-num{background:var(--honey);color:#5B3A00}
.rank-item h4{font-size:.95rem;font-weight:700}
.rank-item p{font-size:.78rem;color:var(--muted)}

/* ---------- 12 话题/文章列表 ---------- */
.post-list{display:flex;flex-direction:column;gap:18px}
.post-item{
  display:grid;grid-template-columns:190px 1fr;gap:22px;align-items:center;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:16px;transition:transform .3s var(--ease),box-shadow .3s;
}
.post-item:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.post-thumb{border-radius:var(--r-md);overflow:hidden;aspect-ratio:3/2}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-item h3{font-size:1.08rem;margin-bottom:8px}
.post-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.8rem;color:var(--muted);font-weight:600;margin-top:10px}
.post-meta .cat{color:var(--indigo-deep);background:var(--lav);padding:2px 12px;border-radius:var(--r-full)}
.post-meta .cat.warm{color:var(--coral-deep);background:var(--peach)}
.post-meta .cat.mint{color:#0E8A6E;background:var(--mint-soft)}
.aside-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:26px}
.aside-card h3{margin-bottom:18px;font-size:1.1rem}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  background:var(--cream);border:1.5px solid var(--line);border-radius:var(--r-full);
  padding:7px 16px;font-size:.82rem;font-weight:600;color:var(--ink-soft);transition:all .2s;
}
.tag-cloud a:hover{border-color:var(--coral);color:var(--coral-deep);background:var(--peach)}
.prose{max-width:760px}
.prose h2{margin:36px 0 16px;font-size:1.6rem}
.prose h3{margin:28px 0 12px}
.prose p{margin-bottom:16px}
.prose ul{list-style:none;margin:0 0 18px}
.prose ul li{position:relative;padding-left:26px;margin-bottom:10px;color:var(--ink-soft)}
.prose ul li::before{content:"✦";position:absolute;left:0;color:var(--coral)}
.prose blockquote{
  background:var(--peach);border-left:5px solid var(--coral);border-radius:var(--r-md);
  padding:20px 26px;margin:24px 0;font-weight:600;color:var(--ink);
}
.article-cover{border-radius:var(--r-xl);overflow:hidden;border:5px solid #fff;box-shadow:var(--sh-md);margin-bottom:36px}
.article-cover img{width:100%;height:auto}

/* ---------- 13 数据/特性 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.stat{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 22px;text-align:center;box-shadow:var(--sh-sm);
}
.stat-num{
  font-size:clamp(1.9rem,3vw,2.5rem);font-weight:800;letter-spacing:-.02em;
  background:var(--grad-coral);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{display:block;font-size:.86rem;color:var(--muted);font-weight:600;margin-top:6px}
.feature-row{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.step-list{counter-reset:step;display:flex;flex-direction:column;gap:22px}
.step{
  display:flex;gap:20px;align-items:flex-start;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 26px;box-shadow:var(--sh-sm);
}
.step-num{
  counter-increment:step;width:46px;height:46px;flex:none;border-radius:15px;
  background:var(--grad-indigo);color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:1.1rem;box-shadow:0 10px 24px rgba(84,87,229,.3);
}
.step-num::before{content:counter(step)}
.step h4{margin-bottom:6px}
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.matrix-item{
  display:flex;gap:16px;align-items:flex-start;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;
}
.matrix-item .tick{
  width:30px;height:30px;flex:none;border-radius:10px;background:var(--mint-soft);
  color:#0E8A6E;display:grid;place-items:center;font-weight:800;font-size:.9rem;
}

/* ---------- 14 评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.quote-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--sh-sm);position:relative;
  transition:transform .3s var(--ease),box-shadow .3s;
}
.quote-card:hover{transform:translateY(-6px);box-shadow:var(--sh-md)}
.quote-card::before{
  content:"“";position:absolute;top:6px;right:22px;font-size:4.4rem;line-height:1;
  color:var(--peach);font-weight:800;
}
.quote-card p{font-size:.95rem;margin-bottom:22px}
.quote-who{display:flex;align-items:center;gap:13px}
.avatar{
  width:46px;height:46px;border-radius:50%;flex:none;display:grid;place-items:center;
  color:#fff;font-weight:800;font-size:1rem;background:var(--grad-indigo);
}
.avatar.a2{background:var(--grad-coral)}
.avatar.a3{background:linear-gradient(135deg,#FFB94F,#F08C3A)}
.quote-who b{display:block;font-size:.92rem}
.quote-who span{font-size:.76rem;color:var(--muted)}
.stars{color:var(--honey);letter-spacing:2px;font-size:.85rem;margin-bottom:12px}

/* ---------- 15 CTA/下载 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-2xl);
  background:var(--grad-indigo);color:#fff;padding:64px 56px;
  box-shadow:var(--sh-lg);
}
.cta-band::before{
  content:"";position:absolute;width:340px;height:340px;border-radius:50%;
  background:rgba(255,255,255,.12);top:-140px;right:-90px;
}
.cta-band::after{
  content:"";position:absolute;width:230px;height:230px;border-radius:50%;
  background:rgba(255,138,92,.4);bottom:-110px;left:8%;
}
.cta-band h2,.cta-band h3{color:#fff}
.cta-band p{color:rgba(255,255,255,.82)}
.cta-band .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.55)}
.cta-band .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.12);color:#fff}
.store-btn{
  display:inline-flex;align-items:center;gap:14px;
  background:#fff;border-radius:18px;padding:13px 26px;color:var(--ink);
  box-shadow:var(--sh-md);transition:transform .25s var(--ease);
}
.store-btn:hover{transform:translateY(-3px)}
.store-btn .ic{font-size:1.7rem}
.store-btn b{display:block;font-size:1.02rem;line-height:1.2}
.store-btn span{font-size:.72rem;color:var(--muted);font-weight:600}
.qr-box{
  width:132px;height:132px;background:#fff;border-radius:18px;padding:10px;flex:none;
  box-shadow:var(--sh-md);
}
.qr-box svg{width:100%;height:100%;border-radius:10px}

/* ---------- 16 FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:box-shadow .3s;
}
.faq-item.is-open{box-shadow:var(--sh-md);border-color:#F3CDBE}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 24px;text-align:left;font-weight:700;font-size:1rem;color:var(--ink);
}
.faq-q .plus{
  width:30px;height:30px;flex:none;border-radius:10px;background:var(--peach);
  color:var(--coral-deep);display:grid;place-items:center;font-weight:800;
  transition:transform .3s var(--ease);
}
.faq-item.is-open .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 24px 22px;font-size:.94rem}

/* ---------- 17 提示条/弹层 ---------- */
.toast{
  position:fixed;left:50%;bottom:34px;transform:translate(-50%,20px);
  background:var(--ink);color:#fff;padding:13px 26px;border-radius:var(--r-full);
  font-weight:600;font-size:.9rem;box-shadow:var(--sh-lg);z-index:120;
  opacity:0;pointer-events:none;transition:opacity .3s,transform .3s var(--ease);
}
.toast.is-show{opacity:1;transform:translate(-50%,0)}
.vmodal{
  position:fixed;inset:0;z-index:110;display:grid;place-items:center;padding:20px;
  background:rgba(20,20,38,.72);backdrop-filter:blur(6px);
  opacity:0;pointer-events:none;transition:opacity .3s;
}
.vmodal.is-open{opacity:1;pointer-events:auto}
.vmodal-box{
  position:relative;width:min(880px,100%);background:#0F1030;
  border-radius:var(--r-xl);padding:14px;box-shadow:var(--sh-lg);
  transform:translateY(24px) scale(.97);transition:transform .35s var(--ease);
}
.vmodal.is-open .vmodal-box{transform:translateY(0) scale(1)}
.vmodal-screen{
  aspect-ratio:16/9;border-radius:var(--r-lg);overflow:hidden;position:relative;
  display:grid;place-items:center;text-align:center;color:#fff;padding:30px;
}
.vmodal-close{
  position:absolute;top:-16px;right:-16px;width:42px;height:42px;border-radius:50%;
  background:#fff;color:var(--ink);font-size:1.1rem;font-weight:800;
  box-shadow:var(--sh-md);display:grid;place-items:center;z-index:3;
}
.vmodal-screen h3{color:#fff;margin-bottom:8px}
.vmodal-screen p{color:rgba(255,255,255,.75);font-size:.9rem;max-width:420px}
.vmodal-note{
  margin-top:12px;color:rgba(255,255,255,.6);font-size:.8rem;text-align:center;
}
.notices{display:flex;flex-direction:column;gap:12px}
.notice{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--peach);border-radius:var(--r-md);padding:16px 20px;font-size:.9rem;
}
.notice.info{background:var(--lav)}
.notice.mint{background:var(--mint-soft)}
.notice .ic{flex:none;font-size:1.1rem}

/* ---------- 18 页脚 ---------- */
.site-footer{background:var(--ink);color:#C9CADF;padding:70px 0 34px;margin-top:40px}
.site-footer h4{color:#fff;margin-bottom:18px;font-size:1rem}
.site-footer a{transition:color .2s}
.site-footer a:hover{color:var(--honey)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;margin-bottom:44px}
.footer-brand p{color:#9B9DBF;font-size:.9rem;margin-top:14px;max-width:300px}
.site-footer .brand{color:#fff}
.site-footer ul li{margin-bottom:10px;font-size:.92rem}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:24px;
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.82rem;color:#8A8CB0;
}
.disclaimer{font-size:.78rem;color:#8A8CB0;line-height:1.8;margin-top:22px}

/* ---------- 19 内页页头 ---------- */
.page-hero{position:relative;padding:66px 0 54px;overflow:hidden}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:.84rem;color:var(--muted);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a:hover{color:var(--coral-deep)}
.breadcrumb .sep{opacity:.5}
.page-hero .lead{max-width:620px}

/* ---------- 20 分页 ---------- */
.pagination{display:flex;justify-content:center;gap:10px;margin-top:48px}
.pagination a,.pagination span{
  min-width:44px;height:44px;display:grid;place-items:center;border-radius:14px;
  font-weight:700;font-size:.92rem;background:#fff;border:1.5px solid var(--line);
  transition:all .2s;padding:0 12px;
}
.pagination a:hover{border-color:var(--coral);color:var(--coral-deep)}
.pagination .is-current{background:var(--ink);border-color:var(--ink);color:#fff}

/* ---------- 21 滚动动画 ---------- */
[data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s var(--ease)}
[data-reveal].is-visible{opacity:1;transform:translateY(0)}
[data-reveal][data-delay="1"]{transition-delay:.12s}
[data-reveal][data-delay="2"]{transition-delay:.24s}
[data-reveal][data-delay="3"]{transition-delay:.36s}

/* 回到顶部 */
.back-top{
  position:fixed;right:26px;bottom:26px;width:50px;height:50px;border-radius:16px;
  background:var(--grad-coral);color:#fff;font-size:1.1rem;display:grid;place-items:center;
  box-shadow:var(--sh-glow);z-index:90;opacity:0;pointer-events:none;
  transform:translateY(14px);transition:opacity .3s,transform .3s var(--ease);
}
.back-top.is-show{opacity:1;pointer-events:auto;transform:translateY(0)}
.back-top:hover{transform:translateY(-4px)}

/* ---------- 22 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid,.split{gap:40px}
  .video-grid{grid-template-columns:repeat(2,1fr)}
  .quote-grid,.feature-row{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:960px){
  .nav-toggle{display:flex}
  .nav-links{
    position:fixed;top:0;right:0;bottom:0;width:min(320px,82vw);
    background:#fff;z-index:70;flex-direction:column;align-items:stretch;
    padding:96px 26px 30px;gap:8px;box-shadow:var(--sh-lg);
    transform:translateX(105%);transition:transform .35s var(--ease);
  }
  .nav-links.is-open{transform:translateX(0)}
  .nav-links a{padding:14px 18px;font-size:1rem;border-radius:var(--r-md)}
  .nav-cta .btn{display:none}
  .hero-grid,.split,.grid-side{grid-template-columns:1fr}
  .hero-media{order:-1}
  .hero{padding:48px 0 72px}
  .section{padding:64px 0}
  .cta-band{padding:48px 30px}
}
@media (max-width:680px){
  .grid-2,.grid-3,.grid-4,.video-grid,.quote-grid,.feature-row,.matrix,
  .stats,.hero-collage,.grid-side{grid-template-columns:1fr}
  .post-item{grid-template-columns:1fr}
  .post-thumb{aspect-ratio:16/9}
  .btn-group .btn{flex:1 1 100%}
  .hero-collage .hero-photo:last-child{margin-top:0}
  .float-badge{transform:scale(.88);transform-origin:left top}
  .cta-band{padding:42px 24px}
  .footer-grid{grid-template-columns:1fr}
  .section{padding:54px 0}
  .marquee-track{animation-duration:22s}
}
@media (max-width:420px){
  .container{padding:0 16px}
  h1{font-size:1.9rem}
  .btn-lg{padding:15px 26px;font-size:.98rem}
  .float-badge{padding:9px 13px}
  .qr-box{width:110px;height:110px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001s !important;transition-duration:.001s !important}
  html{scroll-behavior:auto}
  [data-reveal]{opacity:1;transform:none}
}

/* ---------- 23 附加组件（内页专用） ---------- */
.phone-mock{
  width:280px;margin:0 auto;background:var(--ink);border-radius:44px;padding:14px;
  box-shadow:var(--sh-lg);position:relative;
}
.phone-mock::before{
  content:"";position:absolute;top:26px;left:50%;transform:translateX(-50%);
  width:90px;height:9px;border-radius:99px;background:rgba(255,255,255,.22);
}
.phone-screen{
  background:var(--grad-indigo);border-radius:34px;padding:34px 18px 24px;color:#fff;
  min-height:430px;display:flex;flex-direction:column;gap:14px;overflow:hidden;position:relative;
}
.phone-screen::after{
  content:"";position:absolute;width:170px;height:170px;border-radius:50%;
  background:rgba(255,138,92,.35);top:-60px;right:-50px;
}
.p-row{display:flex;align-items:center;gap:10px;position:relative;z-index:1}
.p-ava{width:34px;height:34px;border-radius:50%;background:rgba(255,255,255,.25);display:grid;place-items:center;font-size:.9rem;flex:none}
.p-name{font-size:.74rem;font-weight:700}
.p-name span{display:block;font-size:.62rem;color:rgba(255,255,255,.65);font-weight:500}
.p-card{
  background:rgba(255,255,255,.14);border-radius:16px;padding:12px 14px;position:relative;z-index:1;
  backdrop-filter:blur(4px);
}
.p-card b{font-size:.78rem;display:block}
.p-card span{font-size:.64rem;color:rgba(255,255,255,.7)}
.p-tabs{
  margin-top:auto;display:flex;justify-content:space-around;background:rgba(255,255,255,.14);
  border-radius:99px;padding:10px 6px;font-size:.72rem;font-weight:700;position:relative;z-index:1;
}
.p-tabs .on{background:#fff;color:var(--indigo-deep);border-radius:99px;padding:6px 14px}
.os-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.16);
  border-radius:var(--r-full);padding:6px 16px;font-size:.8rem;font-weight:700;color:#fff;
}
.toc{border-left:3px solid var(--peach);padding-left:20px;display:flex;flex-direction:column;gap:10px}
.toc a{font-size:.9rem;color:var(--ink-soft);font-weight:600}
.toc a:hover{color:var(--coral-deep)}
.toc .toc-title{font-weight:800;color:var(--ink);font-size:.82rem;letter-spacing:.12em;text-transform:uppercase}
.mini-thumb{width:64px;height:44px;border-radius:10px;overflow:hidden;flex:none;background:var(--peach)}
.mini-thumb img{width:100%;height:100%;object-fit:cover}