@charset "utf-8";
/* ==========================================================================
   免费看片 · 影视传媒与传媒社区  全站样式表
   设计语言：杂志式不对称栅格 + 樱花玫红主色 + 墨黑底衬
   作者：免费看片影视传媒设计中心   更新：2025
   ========================================================================== */

/* ---------- 1. 设计变量 ---------- */
:root{
  --ink:#141019;
  --ink-2:#241C2E;
  --ink-3:#3A3044;
  --rose:#E5547E;
  --rose-deep:#C2335C;
  --rose-soft:#FF8FA9;
  --amber:#F2A65A;
  --mint:#2FB8A8;
  --violet:#7C5CFF;
  --cream:#FFF7F3;
  --cream-2:#FDEEE7;
  --paper:#FFFFFF;
  --line:#F0E4DD;
  --line-2:#E6D6CD;
  --muted:#7A6E77;
  --muted-2:#9C8F98;
  --shadow-s:0 2px 8px rgba(20,16,25,.05);
  --shadow-m:0 10px 30px rgba(20,16,25,.08);
  --shadow-l:0 22px 60px rgba(20,16,25,.14);
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --radius-xl:34px;
  --wrap:1240px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  --mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
}

/* ---------- 2. 基础重置 ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16px;line-height:1.75;
  color:var(--ink-2);
  background:var(--cream);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--rose);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:800;line-height:1.28;color:var(--ink);letter-spacing:-.2px;}
p{margin:0 0 1em;}
button,input,textarea,select{font-family:inherit;font-size:inherit;outline:none;}
button{cursor:pointer;border:0;background:none;color:inherit;}
figure{margin:0;}
::selection{background:var(--rose);color:#fff;}
:focus-visible{outline:3px solid rgba(229,84,126,.45);outline-offset:2px;border-radius:4px;}

/* 滚动条 */
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--cream-2);}
::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:var(--rose-soft);}

/* ---------- 3. 通用布局 ---------- */
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 22px;}
.wrap-narrow{max-width:900px;}
.section{padding:74px 0;}
.section-tight{padding:46px 0;}
.section-ink{background:var(--ink);color:#EDE7EE;}
.section-ink h1,.section-ink h2,.section-ink h3,.section-ink h4{color:#fff;}
.section-cream{background:var(--cream-2);}
.section-paper{background:var(--paper);}
.grid{display:grid;gap:24px;}
.g-2{grid-template-columns:repeat(2,1fr);}
.g-3{grid-template-columns:repeat(3,1fr);}
.g-4{grid-template-columns:repeat(4,1fr);}
.g-12{grid-template-columns:repeat(12,1fr);}
.span-3{grid-column:span 3;}
.span-4{grid-column:span 4;}
.span-5{grid-column:span 5;}
.span-6{grid-column:span 6;}
.span-7{grid-column:span 7;}
.span-8{grid-column:span 8;}
.span-12{grid-column:span 12;}
.flex{display:flex;}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:16px;}
.flex-center{display:flex;align-items:center;justify-content:center;}
.items-center{align-items:center;}
.gap-8{gap:8px;}.gap-12{gap:12px;}.gap-16{gap:16px;}.gap-24{gap:24px;}
.mt-0{margin-top:0;}.mt-8{margin-top:8px;}.mt-16{margin-top:16px;}.mt-24{margin-top:24px;}.mt-32{margin-top:32px;}.mt-48{margin-top:48px;}
.mb-0{margin-bottom:0;}.mb-8{margin-bottom:8px;}.mb-16{margin-bottom:16px;}.mb-24{margin-bottom:24px;}
.text-center{text-align:center;}
.hide{display:none !important;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- 4. 顶部公告条 ---------- */
.topbar{
  background:var(--ink);color:#D9CFDC;font-size:13px;line-height:1;
  padding:9px 0;position:relative;z-index:60;
}
.topbar .wrap{display:flex;align-items:center;justify-content:space-between;gap:14px;}
.topbar-left{display:flex;align-items:center;gap:10px;min-width:0;}
.topbar-dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(47,184,168,.18);flex:none;}
.topbar-ticker{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:#B9AEC0;}
.topbar-ticker strong{color:var(--rose-soft);font-weight:600;}
.topbar-links{display:flex;align-items:center;gap:18px;flex:none;}
.topbar-links a{color:#B9AEC0;font-size:13px;}
.topbar-links a:hover{color:#fff;}

/* ---------- 5. 主头部与导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,247,243,.92);
  backdrop-filter:saturate(180%) blur(14px);
  -webkit-backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-stuck{box-shadow:var(--shadow-m);background:rgba(255,247,243,.98);}
.header-main{display:flex;align-items:center;gap:22px;padding:14px 0 12px;}
.brand{display:flex;align-items:center;gap:11px;flex:none;}
.brand-logo{width:46px;height:46px;border-radius:14px;object-fit:cover;background:#fff;box-shadow:var(--shadow-s);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:22px;font-weight:900;letter-spacing:1px;color:var(--ink);}
.brand-name em{font-style:normal;color:var(--rose);}
.brand-slogan{font-size:11px;letter-spacing:2.4px;color:var(--muted-2);text-transform:uppercase;}

.nav{display:flex;align-items:center;gap:2px;margin-left:6px;flex-wrap:wrap;}
.nav a{
  display:block;padding:9px 13px;border-radius:10px;font-size:15px;font-weight:600;color:var(--ink-3);
  position:relative;white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;height:2px;border-radius:2px;
  background:var(--rose);transform:scaleX(0);transform-origin:left;transition:transform .26s ease;
}
.nav a:hover{color:var(--ink);background:rgba(229,84,126,.07);}
.nav a:hover::after,.nav a.is-active::after{transform:scaleX(1);}
.nav a.is-active{color:var(--rose-deep);}

.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:none;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 22px;border-radius:999px;font-size:15px;font-weight:700;
  transition:transform .2s ease,box-shadow .24s ease,background .24s ease,color .24s ease;
  white-space:nowrap;line-height:1;
}
.btn-primary{background:linear-gradient(120deg,var(--rose),var(--rose-deep));color:#fff;box-shadow:0 10px 24px rgba(229,84,126,.32);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(229,84,126,.42);color:#fff;}
.btn-ghost{border:1.5px solid var(--line-2);color:var(--ink-2);background:#fff;}
.btn-ghost:hover{border-color:var(--rose);color:var(--rose-deep);}
.btn-ink{background:var(--ink);color:#fff;}
.btn-ink:hover{background:var(--ink-2);color:#fff;transform:translateY(-2px);}
.btn-sm{padding:8px 16px;font-size:14px;}
.btn-lg{padding:15px 32px;font-size:16px;}
.btn-block{width:100%;}

/* 搜索框 */
.searchbar{display:flex;align-items:center;gap:10px;padding:0 0 13px;}
.search-form{
  position:relative;flex:1;display:flex;align-items:center;gap:0;
  background:#fff;border:1.5px solid var(--line);border-radius:999px;
  padding:5px 5px 5px 18px;transition:border-color .24s ease,box-shadow .24s ease;
}
.search-form:focus-within{border-color:var(--rose);box-shadow:0 0 0 4px rgba(229,84,126,.12);}
.search-icon{width:18px;height:18px;flex:none;fill:none;stroke:var(--muted-2);stroke-width:2;}
.search-input{
  flex:1;border:0;background:transparent;padding:9px 12px 9px 10px;font-size:15px;color:var(--ink);
}
.search-input::placeholder{color:var(--muted-2);}
.search-submit{
  flex:none;background:linear-gradient(120deg,var(--rose),var(--rose-deep));color:#fff;
  padding:10px 24px;border-radius:999px;font-weight:700;font-size:14px;
}
.search-submit:hover{filter:brightness(1.06);}
.search-hot{display:flex;align-items:center;gap:8px;flex:none;font-size:13px;color:var(--muted);}
.search-hot a{color:var(--muted);padding:5px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;}
.search-hot a:hover{color:var(--rose-deep);border-color:var(--rose-soft);}
.search-tip{
  position:absolute;left:0;right:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-m);box-shadow:var(--shadow-m);padding:14px 18px;font-size:14px;color:var(--muted);
  display:none;z-index:40;
}
.search-tip.show{display:block;animation:fadeUp .26s ease both;}
.search-tip b{color:var(--rose-deep);}

/* 移动端菜单 */
.mobile-nav{display:none;}
.menu-toggle{display:none;width:44px;height:44px;border-radius:12px;border:1.5px solid var(--line-2);background:#fff;align-items:center;justify-content:center;}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;}
.menu-toggle span::before,.menu-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* ---------- 6. 首页主视觉 ---------- */
.hero{position:relative;padding:60px 0 40px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;top:-160px;right:-140px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(229,84,126,.22),rgba(229,84,126,0) 68%);
  z-index:0;
}
.hero::after{
  content:"";position:absolute;bottom:-180px;left:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle at 60% 40%,rgba(47,184,168,.16),rgba(47,184,168,0) 70%);
  z-index:0;
}
.hero .wrap{position:relative;z-index:1;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;}
.hero-kicker{
  display:inline-flex;align-items:center;gap:9px;background:#fff;border:1px solid var(--line);
  padding:7px 16px 7px 12px;border-radius:999px;font-size:13px;font-weight:700;color:var(--rose-deep);
  box-shadow:var(--shadow-s);margin-bottom:20px;
}
.hero-kicker i{width:8px;height:8px;border-radius:50%;background:var(--rose);animation:pulse 2s infinite;font-style:normal;}
.hero h1{font-size:clamp(30px,4.4vw,54px);line-height:1.14;letter-spacing:-1px;margin-bottom:18px;}
.hero h1 .hl{
  position:relative;color:var(--rose-deep);white-space:nowrap;
}
.hero h1 .hl::after{
  content:"";position:absolute;left:0;right:0;bottom:4px;height:12px;border-radius:6px;
  background:linear-gradient(90deg,rgba(255,143,169,.55),rgba(242,166,90,.4));z-index:-1;
}
.hero-sub{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:26px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;padding-top:26px;border-top:1px dashed var(--line-2);}
.hero-stat b{display:block;font-size:28px;font-weight:900;color:var(--ink);letter-spacing:-.6px;line-height:1.1;}
.hero-stat b em{font-style:normal;font-size:15px;color:var(--rose);margin-left:2px;}
.hero-stat span{font-size:13px;color:var(--muted-2);}
.hero-visual{position:relative;}
.hero-shot{position:relative;border-radius:var(--radius-xl);overflow:hidden;box-shadow:var(--shadow-l);}
.hero-shot img{width:100%;aspect-ratio:16/12;object-fit:cover;}
.hero-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,25,0) 45%,rgba(20,16,25,.55));}
.hero-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.94);border-radius:var(--radius-m);padding:11px 16px;box-shadow:var(--shadow-m);
}
.hero-badge .live{width:9px;height:9px;border-radius:50%;background:var(--rose);animation:pulse 1.8s infinite;}
.hero-badge b{font-size:14px;color:var(--ink);}
.hero-badge span{font-size:12px;color:var(--muted);}
.hero-float{
  position:absolute;right:-16px;top:34px;background:#fff;border-radius:var(--radius-m);
  padding:14px 18px;box-shadow:var(--shadow-l);border:1px solid var(--line);animation:float 5.5s ease-in-out infinite;
}
.hero-float h4{font-size:14px;margin-bottom:6px;}
.hero-float p{margin:0;font-size:12px;color:var(--muted);}
.hero-float .bar{height:6px;border-radius:4px;background:var(--cream-2);margin-top:9px;overflow:hidden;width:130px;}
.hero-float .bar i{display:block;height:100%;width:78%;border-radius:4px;background:linear-gradient(90deg,var(--rose),var(--amber));}
.hero-mini{
  position:absolute;left:-22px;bottom:-24px;background:#fff;border-radius:var(--radius-m);
  padding:12px 16px;box-shadow:var(--shadow-l);border:1px solid var(--line);display:flex;align-items:center;gap:12px;
}
.hero-mini img{width:52px;height:52px;border-radius:12px;object-fit:cover;}
.hero-mini b{display:block;font-size:13px;}
.hero-mini span{font-size:11px;color:var(--muted);}

/* ---------- 7. 滚动字幕条 ---------- */
.ticker{
  background:var(--ink);color:#EDE7EE;padding:14px 0;overflow:hidden;position:relative;
}
.ticker-track{display:flex;gap:52px;white-space:nowrap;animation:marquee 34s linear infinite;}
.ticker-track span{display:inline-flex;align-items:center;gap:10px;font-size:14px;color:#C9BECD;}
.ticker-track span i{width:6px;height:6px;border-radius:50%;background:var(--rose);font-style:normal;flex:none;}
.ticker-track span b{color:#fff;font-weight:700;}

/* ---------- 8. 区块标题 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;margin-bottom:34px;}
.sec-head-left{max-width:720px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:800;letter-spacing:2px;
  color:var(--rose-deep);text-transform:uppercase;margin-bottom:12px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--rose);border-radius:2px;}
.sec-head h2{font-size:clamp(24px,3vw,36px);letter-spacing:-.6px;}
.sec-head p{margin:12px 0 0;color:var(--muted);font-size:15.5px;}
.sec-more{flex:none;display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--rose-deep);}
.sec-more:hover{gap:11px;}
.sec-more svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2.2;}

/* ---------- 9. 视频卡片 ---------- */
.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.video-card{
  background:#fff;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-s);
  border:1px solid var(--line);transition:transform .3s ease,box-shadow .3s ease;display:flex;flex-direction:column;
}
.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-l);}
.video-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--ink-2);}
.video-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.video-card:hover .video-thumb img{transform:scale(1.07);}
.video-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,25,.05),rgba(20,16,25,.62));}
.video-dur{
  position:absolute;right:12px;bottom:12px;z-index:3;background:rgba(20,16,25,.78);color:#fff;
  font-size:12px;padding:3px 9px;border-radius:6px;font-variant-numeric:tabular-nums;
}
.video-tag{
  position:absolute;left:12px;top:12px;z-index:3;background:rgba(255,255,255,.94);color:var(--rose-deep);
  font-size:12px;font-weight:800;padding:4px 11px;border-radius:999px;
}
.play-btn{
  position:absolute;left:50%;top:50%;z-index:4;transform:translate(-50%,-50%) scale(.72);
  width:64px;height:64px;border-radius:50%;background:rgba(255,255,255,.95);
  display:flex;align-items:center;justify-content:center;opacity:0;
  transition:opacity .28s ease,transform .34s cubic-bezier(.34,1.56,.64,1);box-shadow:0 12px 30px rgba(0,0,0,.34);
}
.play-btn::before{
  content:"";position:absolute;inset:-10px;border-radius:50%;border:2px solid rgba(255,255,255,.6);
  animation:ring 2.2s ease-out infinite;
}
.play-btn svg{width:22px;height:22px;fill:var(--rose-deep);margin-left:3px;}
.video-card:hover .play-btn,.video-thumb:focus-within .play-btn{opacity:1;transform:translate(-50%,-50%) scale(1);}
.video-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:12px;flex:1;}
.video-body h3{font-size:17px;line-height:1.45;}
.video-body h3 a:hover{color:var(--rose-deep);}
.video-desc{font-size:14px;color:var(--muted);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.video-meta{display:flex;align-items:center;gap:16px;font-size:12.5px;color:var(--muted-2);margin-top:auto;padding-top:12px;border-top:1px solid var(--line);}
.video-meta i{display:inline-flex;align-items:center;gap:5px;font-style:normal;}
.video-meta svg{width:14px;height:14px;stroke:currentColor;fill:none;stroke-width:1.9;}
.video-author{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--ink-3);}
.video-author img{width:28px;height:28px;border-radius:50%;object-fit:cover;}
.video-author span{color:var(--muted-2);font-size:12px;}

/* 横排紧凑卡片 */
.video-card.is-row{flex-direction:row;align-items:stretch;}
.video-card.is-row .video-thumb{width:42%;aspect-ratio:auto;min-height:170px;flex:none;}
.video-card.is-row .video-body{padding:16px 18px;}
.video-card.is-row h3{font-size:16px;}

/* 列表行 */
.media-list{display:flex;flex-direction:column;gap:14px;}
.media-row{
  display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-m);padding:12px;transition:box-shadow .26s ease,transform .26s ease;
}
.media-row:hover{transform:translateX(4px);box-shadow:var(--shadow-m);}
.media-row .idx{
  flex:none;width:34px;height:34px;border-radius:10px;background:var(--cream-2);color:var(--rose-deep);
  font-weight:900;display:flex;align-items:center;justify-content:center;font-size:15px;
}
.media-row img{width:92px;height:62px;border-radius:10px;object-fit:cover;flex:none;}
.media-row .info{min-width:0;flex:1;}
.media-row h4{font-size:15px;margin-bottom:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.media-row p{margin:0;font-size:12.5px;color:var(--muted-2);}
.media-row .hot{flex:none;font-size:12px;color:var(--rose-deep);font-weight:700;}

/* ---------- 10. 通用卡片 ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:26px;box-shadow:var(--shadow-s);transition:transform .3s ease,box-shadow .3s ease;}
.card:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.card-flat{box-shadow:none;}
.card-ink{background:var(--ink);border-color:var(--ink-2);color:#D9CFDC;}
.card-ink h3,.card-ink h4{color:#fff;}
.card-icon{
  width:52px;height:52px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(229,84,126,.14),rgba(242,166,90,.16));margin-bottom:16px;
}
.card-icon svg{width:24px;height:24px;stroke:var(--rose-deep);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round;}
.card h3{font-size:19px;margin-bottom:10px;}
.card p{font-size:14.5px;color:var(--muted);margin-bottom:0;}
.card-link{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:700;color:var(--rose-deep);margin-top:16px;}
.card-link:hover{gap:10px;}

/* 特色大卡 */
.feature-card{position:relative;overflow:hidden;border-radius:var(--radius-l);min-height:320px;display:flex;align-items:flex-end;color:#fff;}
.feature-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .7s ease;}
.feature-card:hover img{transform:scale(1.06);}
.feature-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,25,.1) 30%,rgba(20,16,25,.88));z-index:1;}
.feature-body{position:relative;z-index:2;padding:26px;}
.feature-body h3{color:#fff;font-size:22px;margin-bottom:8px;}
.feature-body p{color:rgba(255,255,255,.82);font-size:14px;margin:0;}
.feature-body .tag{display:inline-block;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.34);padding:4px 12px;border-radius:999px;font-size:12px;margin-bottom:12px;}

/* ---------- 11. 标签 ---------- */
.tags{display:flex;flex-wrap:wrap;gap:9px;}
.tag-pill{
  display:inline-block;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:13px;color:var(--ink-3);transition:all .24s ease;
}
.tag-pill:hover{background:var(--rose);border-color:var(--rose);color:#fff;}
.tag-rose{background:rgba(229,84,126,.1);border-color:rgba(229,84,126,.24);color:var(--rose-deep);}
.tag-mint{background:rgba(47,184,168,.1);border-color:rgba(47,184,168,.24);color:#1E8C80;}
.tag-amber{background:rgba(242,166,90,.13);border-color:rgba(242,166,90,.28);color:#B76B1F;}
.tag-ink{background:var(--ink);border-color:var(--ink);color:#fff;}

/* ---------- 12. 分类磁贴 ---------- */
.cat-tiles{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.cat-tile{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);
  padding:20px;overflow:hidden;transition:all .3s ease;
}
.cat-tile::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--rose);
  transform:scaleY(0);transform-origin:top;transition:transform .3s ease;
}
.cat-tile:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.cat-tile:hover::before{transform:scaleY(1);}
.cat-tile b{display:block;font-size:16px;color:var(--ink);margin-bottom:6px;}
.cat-tile span{font-size:12.5px;color:var(--muted-2);}
.cat-tile em{position:absolute;right:16px;top:16px;font-style:normal;font-size:11px;color:var(--muted-2);}

/* ---------- 13. AI 能力条 ---------- */
.ai-band{background:linear-gradient(135deg,var(--ink) 0%,#2C1E3A 55%,#3B1F31 100%);color:#EDE7EE;border-radius:var(--radius-xl);padding:52px;position:relative;overflow:hidden;}
.ai-band::before{content:"";position:absolute;right:-80px;top:-80px;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(229,84,126,.35),transparent 68%);}
.ai-band::after{content:"";position:absolute;left:-60px;bottom:-90px;width:300px;height:300px;border-radius:50%;background:radial-gradient(circle,rgba(47,184,168,.26),transparent 70%);}
.ai-band .wrap-inner{position:relative;z-index:1;}
.ai-band h2{color:#fff;font-size:clamp(22px,2.6vw,32px);margin-bottom:14px;}
.ai-band p{color:#C6BACB;max-width:640px;}
.ai-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;}
.ai-item{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius-m);padding:20px;transition:background .28s ease,transform .28s ease;}
.ai-item:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);}
.ai-item b{display:block;color:#fff;font-size:16px;margin-bottom:7px;}
.ai-item span{font-size:13px;color:#B6A9BC;line-height:1.6;}
.ai-item .num{font-family:var(--mono);font-size:12px;color:var(--rose-soft);display:block;margin-bottom:10px;}

/* ---------- 14. 专家 ---------- */
.expert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.expert-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;transition:transform .3s ease,box-shadow .3s ease;}
.expert-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-l);}
.expert-photo{position:relative;aspect-ratio:1/1;overflow:hidden;}
.expert-photo img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease;}
.expert-card:hover .expert-photo img{transform:scale(1.05);}
.expert-photo .badge{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);color:var(--rose-deep);font-size:11.5px;font-weight:800;padding:4px 11px;border-radius:999px;}
.expert-body{padding:18px 20px 20px;}
.expert-body h3{font-size:18px;margin-bottom:4px;}
.expert-role{font-size:13px;color:var(--rose-deep);font-weight:700;margin-bottom:10px;}
.expert-body p{font-size:13.5px;color:var(--muted);margin-bottom:14px;}
.expert-facts{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px;}
.expert-facts span{font-size:11.5px;background:var(--cream-2);color:var(--ink-3);padding:3px 9px;border-radius:6px;}
.expert-actions{display:flex;gap:8px;}
.expert-actions .btn{padding:8px 14px;font-size:13px;}

/* ---------- 15. 合作品牌墙 ---------- */
.partner-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:16px;}
.partner{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);height:88px;
  display:flex;align-items:center;justify-content:center;text-align:center;padding:10px;
  font-weight:800;font-size:14px;color:var(--ink-3);letter-spacing:.5px;
  filter:grayscale(1);opacity:.72;transition:all .28s ease;
}
.partner:hover{filter:grayscale(0);opacity:1;transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:var(--rose-soft);color:var(--rose-deep);}

/* ---------- 16. 步骤 How-To ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step;}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:26px 22px;position:relative;transition:transform .3s ease,box-shadow .3s ease;}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--mono);font-size:30px;font-weight:800;color:var(--cream-2);
  display:block;margin-bottom:12px;line-height:1;
}
.step:hover::before{color:rgba(229,84,126,.24);}
.step h4{font-size:17px;margin-bottom:9px;}
.step p{font-size:14px;color:var(--muted);margin:0;}
.step .step-line{position:absolute;right:-13px;top:50%;width:26px;height:2px;background:var(--line-2);}
.step:last-child .step-line{display:none;}

/* ---------- 17. FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;transition:box-shadow .28s ease,border-color .28s ease;}
.faq-item.is-open{box-shadow:var(--shadow-m);border-color:var(--rose-soft);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;text-align:left;
  padding:20px 24px;font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-q .mark{
  flex:none;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line-2);position:relative;transition:all .28s ease;
}
.faq-q .mark::before,.faq-q .mark::after{content:"";position:absolute;left:50%;top:50%;background:var(--ink-3);transition:all .28s ease;}
.faq-q .mark::before{width:11px;height:1.6px;transform:translate(-50%,-50%);}
.faq-q .mark::after{width:1.6px;height:11px;transform:translate(-50%,-50%);}
.faq-item.is-open .mark{background:var(--rose);border-color:var(--rose);transform:rotate(180deg);}
.faq-item.is-open .mark::before{background:#fff;}
.faq-item.is-open .mark::after{background:#fff;opacity:0;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease;}
.faq-a-inner{padding:0 24px 22px;font-size:15px;color:var(--muted);line-height:1.85;}
.faq-a-inner a{color:var(--rose-deep);font-weight:600;}

/* ---------- 18. 用户评价 ---------- */
.review-wall{columns:3;column-gap:22px;}
.review{
  break-inside:avoid;background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);
  padding:24px;margin-bottom:22px;box-shadow:var(--shadow-s);transition:transform .3s ease,box-shadow .3s ease;
}
.review:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);}
.review-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.review-head img{width:44px;height:44px;border-radius:50%;object-fit:cover;flex:none;}
.review-head b{display:block;font-size:15px;}
.review-head span{font-size:12px;color:var(--muted-2);}
.review-stars{display:flex;gap:2px;margin-bottom:10px;}
.review-stars i{width:14px;height:14px;background:var(--amber);clip-path:polygon(50% 0,61% 35%,98% 35%,68% 57%,79% 91%,50% 70%,21% 91%,32% 57%,2% 35%,39% 35%);font-style:normal;}
.review p{font-size:14.5px;color:var(--ink-3);margin-bottom:12px;line-height:1.8;}
.review-tagline{font-size:12px;color:var(--muted-2);display:flex;align-items:center;gap:8px;}

/* ---------- 19. 数据统计 ---------- */
.stats-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:28px 22px;text-align:center;transition:transform .3s ease,box-shadow .3s ease;}
.stat-box:hover{transform:translateY(-5px);box-shadow:var(--shadow-m);}
.stat-box b{display:block;font-size:38px;font-weight:900;color:var(--rose-deep);letter-spacing:-1.4px;line-height:1;font-variant-numeric:tabular-nums;}
.stat-box b em{font-style:normal;font-size:16px;margin-left:2px;}
.stat-box span{display:block;font-size:13.5px;color:var(--muted);margin-top:10px;}

/* ---------- 20. 联系与二维码 ---------- */
.contact-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;}
.contact-list{display:grid;gap:14px;margin-top:22px;}
.contact-item{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);padding:16px 18px;}
.contact-item .ci-icon{width:40px;height:40px;border-radius:12px;background:var(--cream-2);display:flex;align-items:center;justify-content:center;flex:none;}
.contact-item .ci-icon svg{width:19px;height:19px;stroke:var(--rose-deep);fill:none;stroke-width:1.9;}
.contact-item b{display:block;font-size:14px;color:var(--ink);margin-bottom:2px;}
.contact-item span{font-size:13.5px;color:var(--muted);word-break:break-all;}
.qr-panel{background:var(--ink);border-radius:var(--radius-xl);padding:32px;color:#D9CFDC;text-align:center;}
.qr-panel h3{color:#fff;font-size:20px;margin-bottom:8px;}
.qr-panel>p{font-size:13.5px;color:#A99CB0;margin-bottom:24px;}
.qr-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.qr-box{background:#fff;border-radius:var(--radius-m);padding:14px 12px;text-align:center;}
.qr-box img{width:100%;max-width:130px;margin:0 auto 10px;border-radius:6px;}
.qr-box b{display:block;font-size:13px;color:var(--ink);margin-bottom:2px;}
.qr-box span{font-size:11.5px;color:var(--muted-2);}

/* ---------- 21. 分享条 ---------- */
.share-bar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding:18px 22px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-m);}
.share-bar strong{font-size:14px;color:var(--ink);}
.share-btn{
  display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:999px;
  font-size:13.5px;font-weight:700;color:#fff;transition:transform .22s ease,filter .22s ease;
}
.share-btn:hover{transform:translateY(-2px);filter:brightness(1.06);color:#fff;}
.share-btn svg{width:16px;height:16px;fill:currentColor;}
.share-wechat{background:#07C160;}
.share-weibo{background:#E6162D;}
.share-douyin{background:#161823;}
.share-bilibili{background:#00A1D6;}
.share-qq{background:#12B7F5;}

/* ---------- 22. 面包屑与内页头 ---------- */
.page-hero{background:var(--ink);color:#D9CFDC;padding:44px 0 52px;position:relative;overflow:hidden;}
.page-hero::before{content:"";position:absolute;right:-100px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(229,84,126,.3),transparent 68%);}
.page-hero .wrap{position:relative;z-index:1;}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:9px;font-size:13px;color:#A99CB0;margin-bottom:18px;}
.breadcrumb a{color:#C9BECD;}
.breadcrumb a:hover{color:#fff;}
.breadcrumb span.sep{color:#6C6172;}
.breadcrumb span.current{color:var(--rose-soft);}
.page-hero h1{color:#fff;font-size:clamp(26px,3.6vw,42px);letter-spacing:-.8px;margin-bottom:14px;}
.page-hero p{color:#B6A9BC;max-width:760px;font-size:15.5px;margin:0;}
.page-hero .hero-tags{margin-top:22px;display:flex;flex-wrap:wrap;gap:9px;}
.page-hero .hero-tags span{font-size:12.5px;color:#C9BECD;border:1px solid rgba(255,255,255,.18);padding:5px 13px;border-radius:999px;}

/* 内页两栏 */
.layout-2col{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:40px;align-items:start;}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:24px;margin-bottom:22px;}
.side-card h3{font-size:16.5px;margin-bottom:16px;padding-bottom:12px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:9px;}
.side-card h3::before{content:"";width:4px;height:16px;border-radius:2px;background:var(--rose);}
.side-links li{margin-bottom:10px;}
.side-links a{font-size:14px;color:var(--ink-3);display:flex;align-items:center;justify-content:space-between;gap:10px;}
.side-links a:hover{color:var(--rose-deep);}
.side-links a em{font-style:normal;font-size:12px;color:var(--muted-2);}
.side-sticky{position:sticky;top:150px;}
.rank-item{display:flex;gap:12px;align-items:center;padding:11px 0;border-bottom:1px dashed var(--line);}
.rank-item:last-child{border-bottom:0;}
.rank-item .rk{width:22px;height:22px;border-radius:7px;background:var(--cream-2);color:var(--rose-deep);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center;flex:none;}
.rank-item:nth-child(1) .rk{background:var(--rose);color:#fff;}
.rank-item:nth-child(2) .rk{background:var(--rose-soft);color:#fff;}
.rank-item:nth-child(3) .rk{background:var(--amber);color:#fff;}
.rank-item b{font-size:14px;font-weight:600;flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.rank-item span{font-size:12px;color:var(--muted-2);flex:none;}

/* 文章正文 */
.article-body{background:#fff;border:1px solid var(--line);border-radius:var(--radius-l);padding:36px;}
.article-body h2{font-size:24px;margin:34px 0 16px;padding-left:16px;border-left:5px solid var(--rose);border-radius:2px;}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:18.5px;margin:26px 0 12px;}
.article-body p{font-size:15.5px;line-height:1.95;color:var(--ink-3);}
.article-body ul{margin:0 0 20px;padding-left:0;}
.article-body ul li{position:relative;padding-left:22px;margin-bottom:10px;font-size:15.5px;color:var(--ink-3);}
.article-body ul li::before{content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--rose-soft);}
.article-body blockquote{
  margin:24px 0;padding:18px 24px;background:var(--cream-2);border-left:5px solid var(--rose);
  border-radius:0 var(--radius-m) var(--radius-m) 0;color:var(--ink-2);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-note{font-size:13.5px;color:var(--muted-2);border-top:1px dashed var(--line-2);padding-top:18px;margin-top:26px;}

/* ---------- 23. 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-m);background:#fff;}
table.tbl{width:100%;border-collapse:collapse;min-width:640px;}
table.tbl th,table.tbl td{padding:14px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid var(--line);}
table.tbl th{background:var(--cream-2);color:var(--ink);font-weight:800;font-size:14px;white-space:nowrap;}
table.tbl tr:last-child td{border-bottom:0;}
table.tbl tbody tr:hover{background:rgba(229,84,126,.035);}
table.tbl td b{color:var(--rose-deep);}

/* ---------- 24. 页脚 ---------- */
.site-footer{background:var(--ink);color:#A99CB0;padding:64px 0 0;position:relative;overflow:hidden;}
.site-footer::before{content:"";position:absolute;left:50%;top:-160px;width:700px;height:320px;transform:translateX(-50%);background:radial-gradient(ellipse,rgba(229,84,126,.2),transparent 70%);}
.footer-top{position:relative;z-index:1;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(255,255,255,.09);}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;}
.footer-brand img{width:44px;height:44px;border-radius:13px;object-fit:cover;background:#fff;}
.footer-brand b{color:#fff;font-size:21px;font-weight:900;letter-spacing:1px;}
.footer-brand b em{font-style:normal;color:var(--rose-soft);}
.footer-desc{font-size:13.5px;line-height:1.85;color:#8F8497;margin-bottom:20px;max-width:340px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{width:38px;height:38px;border-radius:12px;background:rgba(255,255,255,.07);display:flex;align-items:center;justify-content:center;transition:background .24s ease,transform .24s ease;}
.footer-social a:hover{background:var(--rose);transform:translateY(-3px);}
.footer-social svg{width:17px;height:17px;fill:#fff;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:800;}
.footer-col li{margin-bottom:11px;}
.footer-col a{font-size:13.5px;color:#8F8497;}
.footer-col a:hover{color:var(--rose-soft);}
.footer-qr{display:flex;gap:14px;}
.footer-qr .fq{background:#fff;border-radius:14px;padding:9px;text-align:center;flex:1;}
.footer-qr img{width:100%;max-width:96px;margin:0 auto 6px;border-radius:4px;}
.footer-qr span{font-size:11px;color:#3A3044;display:block;}
.footer-meta{position:relative;z-index:1;padding:22px 0;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;font-size:13px;color:#7A6E82;}
.footer-meta a{color:#8F8497;}
.footer-meta a:hover{color:var(--rose-soft);}
.footer-meta .update-time{color:var(--rose-soft);font-weight:600;}
.footer-links{display:flex;flex-wrap:wrap;gap:16px;}
.footer-bottom{position:relative;z-index:1;background:rgba(0,0,0,.24);padding:16px 0;font-size:12.5px;color:#6C6172;text-align:center;line-height:1.9;}
.footer-bottom a{color:#8F8497;}

/* ---------- 25. 悬浮工具 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:46px;height:46px;border-radius:14px;background:var(--ink);color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-l);opacity:0;visibility:hidden;
  transition:all .3s ease;z-index:45;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{background:var(--rose);transform:translateY(-3px);}
.to-top svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:2.4;}
.float-cta{
  position:fixed;left:22px;bottom:26px;z-index:45;background:linear-gradient(120deg,var(--rose),var(--rose-deep));
  color:#fff;padding:12px 20px;border-radius:999px;font-size:14px;font-weight:700;box-shadow:0 14px 32px rgba(229,84,126,.42);
  display:inline-flex;align-items:center;gap:9px;transition:transform .24s ease;
}
.float-cta:hover{transform:translateY(-3px);color:#fff;}
.float-cta i{width:8px;height:8px;border-radius:50%;background:#fff;animation:pulse 1.8s infinite;font-style:normal;}

/* ---------- 26. 弹窗播放器 ---------- */
.modal{position:fixed;inset:0;z-index:100;display:none;align-items:center;justify-content:center;padding:22px;}
.modal.show{display:flex;}
.modal-mask{position:absolute;inset:0;background:rgba(12,9,16,.82);backdrop-filter:blur(4px);}
.modal-box{position:relative;z-index:1;width:100%;max-width:880px;background:#0E0B13;border-radius:var(--radius-l);overflow:hidden;box-shadow:0 40px 90px rgba(0,0,0,.6);animation:popIn .32s cubic-bezier(.34,1.4,.64,1) both;}
.modal-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 22px;border-bottom:1px solid rgba(255,255,255,.08);}
.modal-head b{color:#fff;font-size:15.5px;}
.modal-close{width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.09);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;}
.modal-close:hover{background:var(--rose);}
.modal-stage{position:relative;aspect-ratio:16/9;background:#000;display:flex;align-items:center;justify-content:center;overflow:hidden;}
.modal-stage img{width:100%;height:100%;object-fit:cover;opacity:.42;}
.modal-stage .stage-info{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#fff;text-align:center;padding:24px;}
.modal-stage .stage-info b{font-size:19px;}
.modal-stage .stage-info p{font-size:13.5px;color:#C6BACB;margin:0;}
.modal-stage .loader{width:56px;height:56px;border-radius:50%;border:3px solid rgba(255,255,255,.24);border-top-color:var(--rose);animation:spin 1s linear infinite;}
.modal-foot{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;padding:14px 22px;color:#A99CB0;font-size:13px;}

/* ---------- 27. Toast ---------- */
.toast{
  position:fixed;left:50%;bottom:44px;transform:translate(-50%,24px);z-index:120;
  background:var(--ink);color:#fff;padding:14px 26px;border-radius:999px;font-size:14px;font-weight:600;
  box-shadow:var(--shadow-l);opacity:0;visibility:hidden;transition:all .3s ease;max-width:90vw;text-align:center;
}
.toast.show{opacity:1;visibility:visible;transform:translate(-50%,0);}

.danmaku-item{
  position:absolute;left:100%;white-space:nowrap;color:#fff;font-size:14px;font-weight:600;
  text-shadow:0 2px 8px rgba(0,0,0,.6);pointer-events:none;animation-name:danmaku;animation-timing-function:linear;animation-fill-mode:forwards;
}
@keyframes danmaku{from{transform:translateX(0);}to{transform:translateX(calc(-100vw - 100%));}}
.tab-btn{
  display:inline-block;padding:9px 20px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;font-weight:600;color:var(--ink-3);transition:all .24s ease;
}
.tab-btn:hover{border-color:var(--rose-soft);color:var(--rose-deep);}
.tab-btn.is-active{background:var(--rose);border-color:var(--rose);color:#fff;box-shadow:0 8px 20px rgba(229,84,126,.28);}

/* ---------- 28. 动效 ---------- */
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.86);}}
@keyframes float{0%,100%{transform:translateY(0);}50%{transform:translateY(-14px);}}
@keyframes ring{0%{transform:scale(.86);opacity:.9;}100%{transform:scale(1.5);opacity:0;}}
@keyframes marquee{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
@keyframes spin{to{transform:rotate(360deg);}}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}
@keyframes popIn{from{opacity:0;transform:scale(.94);}to{opacity:1;transform:scale(1);}}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;}
  .reveal{opacity:1;transform:none;}
}

/* ---------- 29. 响应式 ---------- */
@media (max-width:1100px){
  .nav{display:none;}
  .menu-toggle{display:flex;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-float{right:8px;}
  .hero-mini{left:8px;}
  .video-grid{grid-template-columns:repeat(2,1fr);}
  .expert-grid{grid-template-columns:repeat(2,1fr);}
  .ai-list{grid-template-columns:repeat(2,1fr);}
  .cat-tiles{grid-template-columns:repeat(2,1fr);}
  .partner-wall{grid-template-columns:repeat(3,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step .step-line{display:none;}
  .review-wall{columns:2;}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px;}
  .layout-2col{grid-template-columns:1fr;}
  .side-sticky{position:static;}
  .contact-grid{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:repeat(2,1fr);}
  .span-3,.span-4,.span-5,.span-6,.span-7,.span-8{grid-column:span 12;}
}
@media (max-width:820px){
  .header-actions .btn{display:none;}
  .mobile-nav{display:block;position:fixed;left:0;right:0;top:0;bottom:0;background:rgba(20,16,25,.5);z-index:70;opacity:0;visibility:hidden;transition:all .3s ease;}
  .mobile-nav.show{opacity:1;visibility:visible;}
  .mobile-nav-inner{position:absolute;right:0;top:0;bottom:0;width:min(320px,86vw);background:var(--cream);padding:26px 22px;overflow-y:auto;transform:translateX(100%);transition:transform .34s cubic-bezier(.4,0,.2,1);}
  .mobile-nav.show .mobile-nav-inner{transform:translateX(0);}
  .mobile-nav-inner h4{font-size:14px;color:var(--muted-2);margin-bottom:14px;letter-spacing:1px;}
  .mobile-nav-inner a{display:block;padding:13px 14px;border-radius:12px;font-size:15.5px;font-weight:600;color:var(--ink-2);border-bottom:1px solid var(--line);}
  .mobile-nav-inner a:hover{background:#fff;color:var(--rose-deep);}
  .mobile-close{position:absolute;right:18px;top:18px;width:38px;height:38px;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;color:var(--ink);}
  .topbar-links{display:none;}
  .search-hot{display:none;}
  .header-main{padding:12px 0;}
  .brand-logo{width:40px;height:40px;border-radius:12px;}
  .brand-name{font-size:19px;}
  .section{padding:52px 0;}
  .article-body{padding:24px 20px;}
  .ai-band{padding:32px 24px;border-radius:var(--radius-l);}
  .review-wall{columns:1;}
  .footer-top{grid-template-columns:1fr;gap:30px;}
  .footer-meta{flex-direction:column;align-items:flex-start;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:14px;}
}
@media (max-width:560px){
  body{font-size:15px;}
  .video-grid{grid-template-columns:1fr;}
  .expert-grid{grid-template-columns:1fr;}
  .ai-list{grid-template-columns:1fr;}
  .cat-tiles{grid-template-columns:1fr;}
  .partner-wall{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .stats-band{grid-template-columns:1fr 1fr;gap:14px;}
  .stat-box b{font-size:28px;}
  .hero-stats{gap:22px;}
  .hero-stat b{font-size:23px;}
  .video-card.is-row{flex-direction:column;}
  .video-card.is-row .video-thumb{width:100%;min-height:0;aspect-ratio:16/9;}
  .qr-row{grid-template-columns:1fr;}
  .float-cta{left:14px;bottom:18px;padding:10px 16px;font-size:13px;}
  .to-top{right:14px;bottom:18px;width:42px;height:42px;}
  .media-row img{width:74px;height:54px;}
  .wrap{padding:0 16px;}
}

/* ---------- 30. 打印 ---------- */
@media print{
  .site-header,.topbar,.site-footer,.to-top,.float-cta,.share-bar{display:none !important;}
  body{background:#fff;}
}