/* roulang page: index */
:root{
  --brand:#FF5A3C;
  --brand-dark:#E8432A;
  --teal:#00BFA6;
  --lemon:#FFC93C;
  --bg:#FFF7F0;
  --dark:#151515;
  --text:#2B2B2B;
  --muted:#6F675F;
  --border:#EFE3D8;
  --fill:#F7EFE8;
  --white:#FFFFFF;
  --radius:20px;
  --radius-img:16px;
  --radius-pill:999px;
  --shadow:0 8px 24px rgba(255,90,60,.10);
  --shadow-lg:0 14px 36px rgba(255,90,60,.16);
  --container:1200px;
  --nav-h:72px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.8;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--text);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--brand);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;color:var(--dark);}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--teal);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:104px 0;}
.section-sm{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;}
.section-head h2{font-size:32px;font-weight:700;letter-spacing:-.5px;}
.section-head .sub{color:var(--muted);font-size:15px;margin-top:10px;}
.section-head .more{color:var(--brand);font-weight:600;font-size:15px;white-space:nowrap;}
.section-head .more:hover{color:var(--brand-dark);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--fill);color:var(--brand);
  font-size:13px;font-weight:600;letter-spacing:.4px;
  padding:7px 16px;border-radius:var(--radius-pill);
  border:1px solid var(--border);
}
.eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:var(--radius-pill);
  font-size:16px;font-weight:600;line-height:1;
  transition:transform .2s ease,box-shadow .25s ease,background .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.btn-primary:active{transform:translateY(1px);}
.btn-lemon{background:var(--lemon);color:var(--dark);box-shadow:0 8px 24px rgba(255,201,60,.35);}
.btn-lemon:hover{background:#FFD75E;color:var(--dark);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.72);color:var(--dark);border:1px solid var(--border);}
.btn-ghost:hover{background:#fff;color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-sm{padding:11px 22px;font-size:14px;}
.btn-block{width:100%;}
.btn[disabled],.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}

.badge{
  display:inline-block;background:var(--fill);color:var(--brand);
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:var(--radius-pill);
  letter-spacing:.3px;
}
.badge-teal{background:rgba(0,191,166,.12);color:#00907C;}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--nav-h);
  display:flex;align-items:center;
  background:rgba(255,247,240,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:0 8px 32px rgba(21,21,21,.08);
  transition:height .3s ease,background .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(255,247,240,.95);
  border-bottom:1px solid var(--border);
  box-shadow:0 6px 22px rgba(21,21,21,.06);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:36px;height:36px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--brand),var(--lemon));
  color:#fff;font-weight:800;font-size:18px;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(255,90,60,.35);
}
.logo-text{font-size:17px;font-weight:800;color:var(--dark);letter-spacing:-.2px;line-height:1.2;}
.logo:hover .logo-text{color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;padding:9px 16px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:500;color:var(--text);
}
.nav-link:hover{background:var(--fill);color:var(--brand);}
.nav-link.active{color:var(--brand);background:rgba(255,90,60,.10);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.6);
  border:1px solid rgba(255,255,255,.75);
  border-radius:var(--radius-pill);
  padding:0 16px;height:40px;
  -webkit-backdrop-filter:blur(10px);
  backdrop-filter:blur(10px);
  transition:border-color .2s ease,background .2s ease;
}
.nav-search:focus-within{border-color:var(--brand);background:#fff;}
.nav-search svg{width:15px;height:15px;flex-shrink:0;stroke:var(--muted);}
.nav-search input{
  border:0;background:transparent;outline:none;width:150px;
  font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:#A79E96;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.7);border:1px solid var(--border);
  align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--dark);border-radius:2px;transition:.25s;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

/* ---------- 移动端抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,21,21,.42);z-index:1001;
  opacity:0;pointer-events:none;transition:opacity .28s ease;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(84vw,340px);z-index:1002;
  background:rgba(255,247,240,.96);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid var(--border);
  box-shadow:-14px 0 40px rgba(21,21,21,.14);
  transform:translateX(102%);transition:transform .3s ease;
  padding:22px;display:flex;flex-direction:column;gap:22px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-title{font-weight:800;color:var(--dark);font-size:16px;line-height:1.3;}
.drawer-close{
  width:38px;height:38px;border-radius:12px;background:var(--fill);
  font-size:22px;line-height:1;color:var(--muted);flex-shrink:0;
}
.drawer-close:hover{color:var(--brand);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{
  padding:14px 16px;border-radius:14px;font-weight:600;font-size:16px;
  background:rgba(255,255,255,.7);border:1px solid var(--border);
}
.drawer-nav a.active{background:rgba(255,90,60,.10);color:var(--brand);border-color:rgba(255,90,60,.28);}
.drawer-note{font-size:13px;color:var(--muted);line-height:1.7;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:calc(var(--nav-h) + 84px) 0 104px;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,90,60,.18),rgba(0,191,166,.14)),rgba(255,247,240,.8);
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,201,60,.4),rgba(255,201,60,0) 68%);
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;
}
.hero-copy h1{
  font-size:44px;font-weight:800;letter-spacing:-1px;margin:20px 0 18px;
}
.hero-copy h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:19px;font-weight:600;color:#3D3730;line-height:1.7;}
.hero-desc{margin-top:16px;color:var(--muted);font-size:16px;max-width:560px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:44px;}
.hero-stat b{display:block;font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;}
.hero-stat span{font-size:13px;color:var(--muted);}
.hero-media{position:relative;display:flex;justify-content:center;}
.phone-card{
  position:relative;width:300px;aspect-ratio:9/16;margin:0;
  border-radius:26px;overflow:hidden;
  background:linear-gradient(160deg,var(--brand),var(--teal));
  box-shadow:0 26px 60px rgba(21,21,21,.20);
  border:5px solid rgba(255,255,255,.9);
}
.phone-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.phone-card:hover img{transform:scale(1.04);}
.phone-card figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:20px 18px 18px;
  background:linear-gradient(to top,rgba(21,21,21,.86),rgba(21,21,21,0));
  color:#FFF7F0;font-size:14px;font-weight:600;line-height:1.5;
}
.float-badge{
  position:absolute;left:0;bottom:56px;
  background:rgba(255,255,255,.94);border:1px solid var(--border);
  border-radius:16px;padding:12px 16px;box-shadow:var(--shadow-lg);
  font-size:13px;font-weight:600;color:var(--dark);
  display:flex;align-items:center;gap:8px;
}
.float-badge i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:inline-block;}
.float-badge-2{left:auto;right:-6px;bottom:auto;top:52px;}
.float-badge-2 i{background:var(--lemon);}

/* ---------- 爆款片段卡 ---------- */
.clips-rail{
  display:flex;gap:22px;overflow-x:auto;padding:6px 32px 26px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
}
.clips-rail::-webkit-scrollbar{display:none;}
.clip-card{
  flex:0 0 258px;scroll-snap-align:start;
  border-radius:var(--radius);overflow:hidden;background:#fff;
  box-shadow:var(--shadow);border:1px solid var(--border);
  transition:transform .28s ease,box-shadow .28s ease;
  position:relative;
}
.clip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.clip-thumb{position:relative;aspect-ratio:9/16;overflow:hidden;background:linear-gradient(150deg,#FFD9CE,#CFF3EC);}
.clip-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.clip-card:hover .clip-thumb img{transform:scale(1.03);}
.clip-thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(to top,rgba(21,21,21,.78),rgba(21,21,21,0) 52%);
}
.clip-tag{
  position:absolute;top:14px;left:14px;z-index:2;
  background:var(--brand);color:#fff;font-size:12px;font-weight:700;
  padding:5px 12px;border-radius:var(--radius-pill);
}
.clip-tag.tag-teal{background:var(--teal);}
.clip-tag.tag-lemon{background:var(--lemon);color:var(--dark);}
.clip-title{
  position:absolute;left:16px;right:16px;bottom:52px;z-index:2;
  color:#fff;font-size:16px;font-weight:700;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.clip-meta{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;
  display:flex;gap:16px;color:rgba(255,255,255,.9);font-size:12px;font-weight:600;
}
.clip-meta span{display:inline-flex;align-items:center;gap:5px;}
.clip-meta svg{width:13px;height:13px;stroke:currentColor;fill:none;}

/* ---------- 上手清单 ---------- */
.picks{background:linear-gradient(180deg,var(--bg),#FFFFFF 40%,var(--bg));}
.pick-list{display:flex;flex-direction:column;gap:26px;}
.pick-item{
  display:grid;grid-template-columns:96px 1fr 300px;gap:30px;align-items:center;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:28px;box-shadow:var(--shadow);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.pick-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,90,60,.3);}
.pick-item:nth-child(even){grid-template-columns:300px 1fr 96px;}
.pick-item:nth-child(even) .pick-num{order:3;text-align:right;}
.pick-item:nth-child(even) .pick-media{order:1;}
.pick-item:nth-child(even) .pick-body{order:2;}
.pick-num{
  font-size:52px;font-weight:800;color:var(--brand);line-height:1;
  letter-spacing:-2px;opacity:.9;
}
.pick-body h3{font-size:22px;margin-bottom:10px;}
.pick-body p{color:var(--muted);font-size:15px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.pick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.pick-media{
  aspect-ratio:16/10;border-radius:var(--radius-img);overflow:hidden;
  background:linear-gradient(140deg,#FFE0D6,#D3F4EE);
}
.pick-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.pick-item:hover .pick-media img{transform:scale(1.04);}

/* ---------- 口碑条 ---------- */
.words{background:#fff;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.words-rail{display:flex;gap:20px;overflow-x:auto;padding:6px 32px 20px;scroll-snap-type:x mandatory;scrollbar-width:none;}
.words-rail::-webkit-scrollbar{display:none;}
.word-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:var(--fill);border:1px solid var(--border);border-radius:var(--radius);
  padding:24px;transition:transform .25s ease,box-shadow .25s ease;
}
.word-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);}
.word-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-weight:700;color:#fff;font-size:16px;
  background:linear-gradient(135deg,var(--brand),var(--lemon));
}
.avatar.t2{background:linear-gradient(135deg,var(--teal),#63E0CB);}
.avatar.t3{background:linear-gradient(135deg,#FF9A6C,var(--brand));}
.avatar.t4{background:linear-gradient(135deg,#4FC3F7,var(--teal));}
.word-name{font-weight:700;font-size:15px;color:var(--dark);}
.word-role{font-size:12px;color:var(--muted);}
.word-text{font-size:15px;color:#4A443E;line-height:1.75;}
.word-stars{margin-top:14px;color:var(--lemon);font-size:14px;letter-spacing:2px;}

/* ---------- 转化条 ---------- */
.entry-bar{
  background:linear-gradient(120deg,var(--brand),#FF7A47 55%,var(--lemon));
  border-radius:26px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 22px 50px rgba(255,90,60,.28);
  position:relative;overflow:hidden;
}
.entry-bar::after{
  content:"";position:absolute;right:-80px;bottom:-110px;width:300px;height:300px;border-radius:50%;
  background:rgba(255,255,255,.16);
}
.entry-bar h2{color:#fff;font-size:30px;font-weight:800;letter-spacing:-.5px;position:relative;z-index:2;}
.entry-bar p{color:rgba(255,255,255,.92);font-size:16px;margin-top:10px;position:relative;z-index:2;max-width:620px;}
.entry-actions{display:flex;gap:14px;flex-wrap:wrap;position:relative;z-index:2;flex-shrink:0;}
.entry-actions .btn-ghost{background:rgba(255,255,255,.92);border-color:transparent;}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.news-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  box-shadow:var(--shadow);transition:transform .28s ease,box-shadow .28s ease;
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:linear-gradient(140deg,#FFE0D6,#D3F4EE);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.news-body h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body h3 a:hover{color:var(--brand);}
.news-body p{font-size:14px;color:var(--muted);line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:#9A918A;border-top:1px dashed var(--border);padding-top:14px;}
.news-meta .read{color:var(--brand);font-weight:600;}
.empty-state{
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
  padding:56px 24px;text-align:center;
}
.empty-state .ico{
  width:56px;height:56px;margin:0 auto 18px;border-radius:18px;
  background:var(--fill);display:flex;align-items:center;justify-content:center;
  font-size:24px;color:var(--brand);
}
.empty-state p{color:var(--muted);margin-bottom:20px;}

/* ---------- FAQ ---------- */
.faq{background:#fff;border-top:1px solid var(--border);}
.faq-list{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-color:rgba(255,90,60,.42);box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  text-align:left;padding:22px 26px;min-height:48px;
}
.faq-q h3{font-size:18px;font-weight:700;line-height:1.5;}
.faq-icon{
  width:30px;height:30px;border-radius:50%;flex-shrink:0;
  background:var(--fill);color:var(--brand);
  display:flex;align-items:center;justify-content:center;
  font-size:18px;line-height:1;transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 26px 24px;color:var(--muted);font-size:15.5px;line-height:1.85;border-left:3px solid transparent;}
.faq-item.is-open .faq-a p{border-left-color:var(--brand);margin-left:26px;padding-left:18px;padding-right:26px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:#FFF7F0;padding:72px 0 30px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-brand .logo-mark{box-shadow:none;}
.footer-brand span{font-size:17px;font-weight:800;color:#FFF7F0;}
.site-footer p{color:rgba(255,247,240,.66);font-size:14px;line-height:1.8;}
.footer-col h4{color:#FFF7F0;font-size:15px;font-weight:700;margin-bottom:18px;}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{color:rgba(255,247,240,.72);font-size:14px;}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{color:rgba(255,247,240,.72);font-size:14px;}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid rgba(255,247,240,.14);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:rgba(255,247,240,.55);}
.footer-bottom a{color:rgba(255,247,240,.7);font-size:13px;}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1280px){
  .clip-card{flex:0 0 246px;}
  .hero-copy h1{font-size:40px;}
}
@media (max-width:1024px){
  .nav-links,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .container{padding:0 24px;}
  .section{padding:80px 0;}
  .hero{padding:calc(var(--nav-h) + 62px) 0 80px;}
  .hero-grid{grid-template-columns:1fr;gap:48px;}
  .hero-media{order:2;}
  .phone-card{width:260px;}
  .pick-item,.pick-item:nth-child(even){grid-template-columns:1fr;gap:20px;}
  .pick-item:nth-child(even) .pick-num{order:0;text-align:left;}
  .pick-item:nth-child(even) .pick-media{order:0;}
  .pick-item:nth-child(even) .pick-body{order:0;}
  .pick-num{font-size:42px;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .entry-bar{flex-direction:column;align-items:flex-start;padding:36px 30px;}
  .entry-actions{width:100%;}
  .float-badge{left:6px;bottom:30px;}
  .float-badge-2{right:4px;top:24px;}
}
@media (max-width:640px){
  body{font-size:16px;line-height:1.78;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-sm{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:30px;}
  .section-head h2{font-size:24px;}
  .logo-text{font-size:15px;}
  .logo-mark{width:32px;height:32px;font-size:16px;}
  .hero{padding:calc(var(--nav-h) + 44px) 0 56px;}
  .hero-copy h1{font-size:28px;letter-spacing:-.4px;}
  .hero-sub{font-size:17px;}
  .hero-desc{font-size:15px;}
  .hero-cta .btn{width:100%;}
  .hero-stats{gap:22px;margin-top:32px;}
  .hero-stat b{font-size:22px;}
  .phone-card{width:min(78vw,260px);}
  .clips-rail,.words-rail{padding-left:20px;padding-right:20px;}
  .clip-card{flex:0 0 76%;}
  .word-card{flex:0 0 84%;}
  .pick-item{padding:22px;}
  .pick-num{font-size:38px;}
  .pick-body h3{font-size:19px;}
  .news-grid{grid-template-columns:1fr;}
  .entry-bar{border-radius:20px;padding:30px 22px;}
  .entry-bar h2{font-size:23px;}
  .entry-actions .btn{width:100%;}
  .faq-q{padding:18px 20px;}
  .faq-q h3{font-size:16.5px;}
  .faq-item.is-open .faq-a p{margin-left:20px;padding-left:14px;padding-right:20px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .site-footer{padding:56px 0 26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}

/* roulang page: article */
:root{
  --primary:#FF5A3C;
  --primary-dark:#E8482C;
  --secondary:#00BFA6;
  --accent:#FFC93C;
  --bg:#FFF7F0;
  --ink:#151515;
  --text:#2B2B2B;
  --muted:#6F675F;
  --line:#EFE3D8;
  --fill:#F7EFE8;
  --card:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow:0 8px 24px rgba(255,90,60,.10);
  --shadow-hover:0 14px 36px rgba(255,90,60,.16);
  --shadow-soft:0 8px 32px rgba(21,21,21,.08);
  --nav-h:72px;
  --font:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--primary);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;font-weight:700;}
p{margin:0 0 1em;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--secondary);outline-offset:3px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:32px;font-weight:700;}
.section-head .more-link{color:var(--primary);font-weight:600;font-size:15px;white-space:nowrap;}
.section-head .more-link i{margin-left:6px;font-size:12px;transition:transform .25s ease;}
.section-head .more-link:hover i{transform:translateX(4px);}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.08em;color:var(--primary);font-weight:700;text-transform:uppercase;margin-bottom:12px;}

/* ============ 按钮 ============ */
.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:600;line-height:1;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#FFFFFF;box-shadow:var(--shadow);}
.btn-primary:hover{background:var(--primary-dark);color:#FFFFFF;transform:translateY(-2px);box-shadow:var(--shadow-hover);filter:brightness(1.03);}
.btn-primary:active{transform:translateY(1px);}
.btn-accent{background:var(--accent);color:var(--ink);box-shadow:0 8px 24px rgba(255,201,60,.28);}
.btn-accent:hover{color:var(--ink);transform:translateY(-2px);filter:brightness(1.04);box-shadow:0 14px 36px rgba(255,201,60,.34);}
.btn-ghost{background:rgba(255,255,255,.7);color:var(--ink);border:1px solid var(--line);}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px);}
.btn:disabled,.btn.is-disabled{opacity:.5;cursor:not-allowed;transform:none;}

/* ============ 导航 ============ */
.site-nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,247,240,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--shadow-soft);
  transition:background .3s ease,height .3s ease,border-color .3s ease;
}
.site-nav.scrolled{
  background:rgba(255,247,240,.95);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 24px rgba(21,21,21,.06);
}
.nav-inner{
  max-width:1200px;margin:0 auto;padding:0 32px;
  height:var(--nav-h);display:flex;align-items:center;gap:28px;
  transition:height .3s ease;
}
.site-nav.scrolled .nav-inner{height:64px;}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;color:var(--ink);letter-spacing:.01em;}
.nav-logo:hover{color:var(--ink);}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex:none;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#FF5A3C,#FFC93C);
  color:#fff;font-size:17px;font-weight:800;
  box-shadow:0 6px 16px rgba(255,90,60,.28);
}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:12px;}
.nav-link{
  position:relative;padding:9px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:var(--primary);background:rgba(255,90,60,.07);}
.nav-link.active{color:var(--primary);font-weight:700;background:rgba(255,90,60,.10);}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 6px 0 16px;
  border-radius:999px;border:1px solid rgba(255,255,255,.7);
  background:rgba(255,255,255,.6);
  transition:border-color .22s ease,box-shadow .22s ease;
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,191,166,.22);}
.nav-search input{
  width:132px;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.nav-search input::placeholder{color:#A79C92;}
.nav-search button{
  width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;background:var(--secondary);font-size:13px;
  transition:filter .22s ease,transform .22s ease;
}
.nav-search button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:14px;
  border:1px solid var(--line);background:rgba(255,255,255,.7);
  color:var(--ink);font-size:17px;align-items:center;justify-content:center;
}
.nav-toggle:hover{color:var(--primary);border-color:var(--primary);}

/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,21,21,.45);
  opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:1150;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.nav-drawer{
  position:fixed;top:0;right:-320px;width:300px;max-width:86vw;height:100%;
  z-index:1200;padding:24px 22px;
  background:rgba(255,247,240,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  box-shadow:-10px 0 34px rgba(21,21,21,.14);
  display:flex;flex-direction:column;gap:8px;
  transition:right .34s cubic-bezier(.32,.72,.28,1);
}
.nav-drawer.open{right:0;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-head .nav-logo{font-size:16px;}
.drawer-close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--ink);}
.drawer-link{
  padding:14px 16px;border-radius:14px;font-size:16px;font-weight:600;color:var(--ink);
  border:1px solid transparent;transition:background .22s ease,color .22s ease,border-color .22s ease;
}
.drawer-link:hover{background:#fff;color:var(--primary);border-color:var(--line);}
.drawer-link.active{background:#fff;color:var(--primary);border-color:var(--line);}
.drawer-cta{margin-top:14px;}

/* ============ 文章头部 ============ */
.post-hero{
  position:relative;overflow:hidden;
  padding:150px 0 64px;
  background-color:#F3E4D9;
  background-image:url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
}
.post-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,247,240,.94),rgba(255,247,240,.78) 55%,rgba(0,191,166,.16));
}
.post-hero .container{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--muted);margin-bottom:20px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:10px;color:#BBAEA3;}
.post-badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 16px;
  border-radius:999px;background:rgba(255,90,60,.12);color:var(--primary);
  font-size:13px;font-weight:700;margin-bottom:18px;
}
.post-title{
  font-size:44px;font-weight:800;line-height:1.28;letter-spacing:-.01em;
  max-width:900px;color:var(--ink);
}
.post-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px 22px;margin-top:24px;font-size:14px;color:var(--muted);}
.post-meta span{display:inline-flex;align-items:center;gap:8px;}
.post-meta i{color:var(--secondary);}
.post-meta .tag{
  padding:5px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);
  color:var(--ink);font-weight:600;font-size:13px;
}

/* ============ 正文 ============ */
.article-section{padding:64px 0 24px;}
.article-wrap{max-width:820px;margin:0 auto;}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow);padding:44px 48px;margin-bottom:34px;
}
.article-body{font-size:17px;line-height:1.92;color:var(--text);}
.article-body p{margin:0 0 1.2em;}
.article-body h2{font-size:30px;font-weight:700;margin:1.7em 0 .7em;padding-bottom:12px;border-bottom:1px solid var(--line);color:var(--ink);}
.article-body h2:first-child{margin-top:0;}
.article-body h3{font-size:22px;font-weight:700;margin:1.5em 0 .6em;color:var(--ink);}
.article-body h4{font-size:18px;font-weight:700;margin:1.3em 0 .5em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.3em;}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--primary-dark);}
.article-body img{border-radius:var(--radius-img);margin:1.4em auto;box-shadow:var(--shadow-soft);}
.article-body blockquote{
  margin:1.5em 0;padding:18px 22px;border-left:4px solid var(--primary);
  background:var(--fill);border-radius:0 14px 14px 0;color:var(--muted);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 14px;text-align:left;}
.article-body th{background:var(--fill);font-weight:700;color:var(--ink);}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0;}
.article-body code{background:var(--fill);padding:2px 7px;border-radius:6px;font-size:15px;color:var(--primary-dark);}
.article-body figure{margin:1.4em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}

/* 阅读提示 */
.tips-box{
  display:flex;gap:16px;align-items:flex-start;
  background:linear-gradient(135deg,rgba(0,191,166,.10),rgba(255,201,60,.14));
  border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 24px;margin-bottom:34px;
}
.tips-box i{color:var(--secondary);font-size:20px;margin-top:4px;}
.tips-box strong{display:block;color:var(--ink);font-size:16px;margin-bottom:6px;}
.tips-box p{font-size:15px;color:var(--muted);margin:0;}

/* 空态 */
.empty-state{
  background:var(--card);border:1px dashed var(--line);border-radius:var(--radius-card);
  padding:70px 32px;text-align:center;box-shadow:var(--shadow);
}
.empty-state i{font-size:42px;color:#D6C8BC;margin-bottom:18px;display:block;}
.empty-state h2{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--muted);max-width:460px;margin:0 auto 26px;}

/* ============ 相关推荐 ============ */
.related-section{padding:56px 0 88px;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.rel-card{
  display:flex;flex-direction:column;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .26s ease,box-shadow .26s ease,border-color .26s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#F3D8CC;color:inherit;}
.rel-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FF5A3C,#FFC93C);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-badge{
  position:absolute;left:14px;top:14px;padding:5px 12px;border-radius:999px;
  background:rgba(21,21,21,.62);color:#FFF7F0;font-size:12px;font-weight:600;
  -webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.rel-body{padding:20px 22px 24px;}
.rel-body h3{font-size:18px;line-height:1.45;margin-bottom:10px;}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.75;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rel-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:#93887E;}
.rel-meta .go{color:var(--primary);font-weight:600;}

/* ============ CTA 条 ============ */
.cta-band{
  background:linear-gradient(120deg,#151515,#232323 55%,#2E2621);
  color:#FFF7F0;border-radius:26px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  position:relative;overflow:hidden;box-shadow:0 18px 44px rgba(21,21,21,.22);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:230px;height:230px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,60,.42),transparent 68%);
}
.cta-band h2{color:#FFF7F0;font-size:28px;margin-bottom:10px;}
.cta-band p{color:rgba(255,247,240,.72);font-size:15px;max-width:560px;margin:0;}
.cta-band .btn{position:relative;z-index:2;flex:none;}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:18px;
  margin-bottom:14px;overflow:hidden;transition:border-color .24s ease,box-shadow .24s ease;
}
.faq-item.open{border-color:#F5D3C7;box-shadow:var(--shadow);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;text-align:left;min-height:48px;
}
.faq-q h3{font-size:17px;font-weight:700;color:var(--ink);}
.faq-item.open .faq-q h3{color:var(--primary);}
.faq-q .caret{
  flex:none;width:30px;height:30px;border-radius:50%;background:var(--fill);
  color:var(--muted);display:flex;align-items:center;justify-content:center;font-size:12px;
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item.open .caret{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s ease;}
.faq-item.open .faq-a{max-height:360px;}
.faq-a .inner{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:#FFF7F0;padding:72px 0 28px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#FFF7F0;margin-bottom:16px;}
.footer-col p{color:rgba(255,247,240,.68);font-size:14px;line-height:1.85;}
.footer-col h4{color:#FFF7F0;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul a{color:rgba(255,247,240,.68);font-size:14px;transition:color .22s ease;}
.footer-col ul a:hover{color:var(--primary);}
.footer-contact li{color:rgba(255,247,240,.62);font-size:14px;line-height:1.7;}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,247,240,.14);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.footer-bottom p{color:rgba(255,247,240,.55);font-size:13px;margin:0;}
.footer-bottom a{color:rgba(255,247,240,.72);font-size:13px;}
.footer-bottom a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1140px){
  .nav-links,.nav-search{display:none;}
  .nav-toggle{display:flex;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-inner{padding:0 24px;}
  .related-grid{grid-template-columns:repeat(2,1fr);}
  .post-title{font-size:36px;}
  .section{padding:72px 0;}
  .article-card{padding:36px 32px;}
}
@media (max-width:768px){
  .section{padding:60px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px;}
  .section-head h2{font-size:24px;}
  .post-hero{padding:120px 0 48px;}
  .post-title{font-size:30px;}
  .article-section{padding:44px 0 16px;}
  .article-card{padding:28px 22px;border-radius:18px;}
  .article-body{font-size:16px;line-height:1.88;}
  .article-body h2{font-size:23px;}
  .article-body h3{font-size:19px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:32px 26px;border-radius:20px;}
  .cta-band h2{font-size:22px;}
  .cta-band .btn{width:100%;}
  .tips-box{padding:18px 20px;}
  .site-footer{padding:56px 0 24px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:10px;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .nav-inner{padding:0 20px;gap:14px;}
  .nav-logo{font-size:15px;}
  .post-title{font-size:26px;}
  .post-badge{font-size:12px;}
  .article-card{padding:24px 18px;}
  .faq-q{padding:16px 18px;}
  .faq-q h3{font-size:16px;}
  .faq-a .inner{padding:0 18px 18px;}
  .footer-grid{grid-template-columns:1fr;}
  .btn{width:100%;}
  .rel-body{padding:18px;}
}

/* roulang page: category1 */
:root{
  --coral:#FF5A3C;
  --coral-soft:#FFF0EB;
  --coral-deep:#E8442A;
  --teal:#00BFA6;
  --lemon:#FFC93C;
  --bg:#FFF7F0;
  --ink:#151515;
  --text:#2B2B2B;
  --muted:#6F675F;
  --line:#EFE3D8;
  --fill:#F7EFE8;
  --white:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow-sm:0 8px 24px rgba(255,90,60,.10);
  --shadow-lg:0 14px 36px rgba(255,90,60,.16);
  --shadow-ink:0 8px 32px rgba(21,21,21,.08);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .25s ease;}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4{margin:0;color:var(--ink);line-height:1.3;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:40px;}
.section-head h2{font-size:32px;font-weight:700;}
.section-head .sub{margin-top:10px;color:var(--muted);font-size:15px;max-width:640px;}
.text-link{color:var(--coral);font-weight:700;white-space:nowrap;}
.text-link:hover{color:var(--coral-deep);}

/* ===== Header ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,247,240,.55);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--shadow-ink);
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.site-header.scrolled{
  background:rgba(255,247,240,.95);
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(21,21,21,.06);
}
.header-inner{display:flex;align-items:center;gap:28px;height:72px;transition:height .3s ease;}
.site-header.scrolled .header-inner{height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:17px;flex-shrink:0;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--coral),#FF8A5C);
  color:#fff;font-weight:800;font-size:16px;
  box-shadow:0 6px 16px rgba(255,90,60,.32);
}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px;}
.nav-link{
  position:relative;padding:8px 14px;border-radius:999px;
  font-size:15px;font-weight:500;color:var(--text);
}
.nav-link:hover{color:var(--coral);background:rgba(255,90,60,.08);}
.nav-link.active{color:var(--coral);background:var(--coral-soft);font-weight:700;}
.nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--coral);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-pill{
  display:flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.8);
  border-radius:999px;padding:0 14px;height:40px;
  box-shadow:0 4px 14px rgba(21,21,21,.05);
}
.search-pill svg{flex-shrink:0;opacity:.55;}
.search-pill input{
  border:0;background:transparent;outline:none;width:150px;font-size:14px;
}
.search-pill input::placeholder{color:#9C948C;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:700;font-size:15px;
  padding:14px 28px;transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  border:1px solid transparent;
}
.btn:active{transform:translateY(1px);}
.btn-primary{background:var(--coral);color:#fff;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--coral-deep);transform:translateY(-2px);box-shadow:var(--shadow-lg);}
.btn-ghost{background:rgba(255,255,255,.75);color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{transform:translateY(-2px);border-color:#FFD9CF;color:var(--coral);box-shadow:var(--shadow-sm);}
.btn-lemon{background:var(--lemon);color:var(--ink);box-shadow:0 10px 24px rgba(255,201,60,.34);}
.btn-lemon:hover{transform:translateY(-2px);background:#FFD757;}
.btn-sm{padding:10px 20px;font-size:14px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.75);
  align-items:center;justify-content:center;
}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.menu-toggle span::before,.menu-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;
}
.menu-toggle span::before{top:-6px;}
.menu-toggle span::after{top:6px;}

/* ===== Mobile drawer ===== */
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,21,21,.42);
  opacity:0;visibility:hidden;transition:.3s ease;z-index:1100;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(320px,86vw);z-index:1200;
  background:rgba(255,247,240,.97);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid rgba(255,255,255,.7);
  box-shadow:-12px 0 40px rgba(21,21,21,.14);
  transform:translateX(105%);transition:transform .32s ease;
  padding:22px;display:flex;flex-direction:column;gap:8px;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;}
.drawer-close{width:38px;height:38px;border-radius:11px;border:1px solid var(--line);background:#fff;font-size:18px;color:var(--muted);}
.drawer-link{
  padding:14px 16px;border-radius:14px;font-weight:600;color:var(--ink);
  border:1px solid transparent;
}
.drawer-link:hover{background:#fff;border-color:var(--line);}
.drawer-link.active{background:var(--coral-soft);color:var(--coral);border-color:#FFD9CF;}
.drawer-cta{margin-top:16px;}

/* ===== Page hero ===== */
.page-hero{
  position:relative;padding:160px 0 72px;min-height:46vh;
  display:flex;align-items:center;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(255,247,240,.96) 0%,rgba(255,247,240,.84) 48%,rgba(255,247,240,.58) 100%);
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,191,166,.20),rgba(0,191,166,0) 70%);
}
.hero-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.4fr .9fr;gap:56px;align-items:center;width:100%;}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted);margin-bottom:20px;}
.crumb a:hover{color:var(--coral);}
.crumb .sep{opacity:.5;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.85);border:1px solid var(--line);
  border-radius:999px;padding:7px 16px;font-size:13px;font-weight:700;color:var(--coral);
  box-shadow:0 6px 18px rgba(255,90,60,.10);margin-bottom:20px;
}
.hero-badge i{width:8px;height:8px;border-radius:50%;background:var(--teal);display:inline-block;}
.page-hero h1{font-size:44px;font-weight:800;letter-spacing:.4px;}
.page-hero h1 em{font-style:normal;color:var(--coral);}
.hero-lead{margin-top:18px;font-size:17px;color:#4A443E;max-width:620px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag{
  display:inline-flex;align-items:center;
  background:var(--fill);color:var(--coral);
  border-radius:999px;padding:6px 14px;font-size:13px;font-weight:600;
}
.tag--teal{background:rgba(0,191,166,.12);color:#00897A;}
.tag--line{background:#fff;border:1px solid var(--line);color:var(--muted);}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-card{
  background:rgba(255,255,255,.9);
  border:1px solid rgba(255,255,255,.9);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-ink);
  padding:26px 26px 22px;
}
.hero-card h3{font-size:18px;margin-bottom:14px;}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:#3D3833;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-dot{
  flex-shrink:0;width:22px;height:22px;border-radius:50%;
  background:rgba(0,191,166,.14);color:#00897A;
  display:grid;place-items:center;font-size:12px;font-weight:800;margin-top:3px;
}

/* ===== Filter bar ===== */
.filter-wrap{padding-top:60px;}
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:4px 4px 14px;
  scrollbar-width:none;
}
.filter-bar::-webkit-scrollbar{display:none;}
.chip{
  flex-shrink:0;padding:9px 18px;border-radius:999px;
  border:1px solid var(--line);background:#fff;
  font-size:14px;font-weight:600;color:var(--muted);transition:.25s ease;
}
.chip:hover{color:var(--coral);border-color:#FFD9CF;}
.chip.is-active{background:var(--coral);border-color:var(--coral);color:#fff;box-shadow:var(--shadow-sm);}

/* ===== Cards ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.info-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#FFD9CF;}
.card-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#FFE3DA,#DDF6F1);}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .55s ease;}
.info-card:hover .card-cover img{transform:scale(1.04);}
.card-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(21,21,21,0) 40%,rgba(21,21,21,.34));
}
.badge{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(255,255,255,.92);color:var(--coral);
  border-radius:999px;padding:5px 12px;font-size:12px;font-weight:700;
}
.badge.badge-teal{color:#00897A;}
.badge.badge-lemon{background:var(--lemon);color:#3A2E00;}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.card-body h3{font-size:19px;line-height:1.45;}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.card-foot{margin-top:auto;padding-top:8px;font-size:14px;font-weight:700;color:var(--coral);display:inline-flex;align-items:center;gap:6px;}
.card-foot .arrow{transition:transform .25s ease;}
.info-card:hover .card-foot .arrow{transform:translateX(4px);}

/* ===== Steps ===== */
.steps-band{background:linear-gradient(180deg,#fff,var(--fill));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;counter-reset:step;}
.step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:28px 26px;position:relative;
  box-shadow:0 6px 18px rgba(21,21,21,.04);
  transition:transform .3s ease,box-shadow .3s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
.step-num{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:var(--coral-soft);color:var(--coral);font-weight:800;font-size:19px;margin-bottom:16px;
}
.step h3{font-size:19px;margin-bottom:10px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.78;}
.step ul{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.step ul li{position:relative;padding-left:16px;font-size:14px;color:#4A443E;}
.step ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--teal);}

/* ===== Rank list ===== */
.rank-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:start;}
.rank-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;}
.rank-item{
  display:flex;align-items:center;gap:16px;padding:20px 24px;
  border-bottom:1px solid var(--line);transition:background .25s ease;
}
.rank-item:last-child{border-bottom:0;}
.rank-item:hover{background:var(--coral-soft);}
.rank-no{
  width:30px;height:30px;border-radius:10px;flex-shrink:0;display:grid;place-items:center;
  font-weight:800;font-size:14px;background:var(--fill);color:var(--muted);
}
.rank-item:nth-child(1) .rank-no{background:var(--coral);color:#fff;}
.rank-item:nth-child(2) .rank-no{background:#FF8A5C;color:#fff;}
.rank-item:nth-child(3) .rank-no{background:var(--lemon);color:#3A2E00;}
.rank-text{flex:1;min-width:0;}
.rank-text h4{font-size:15.5px;font-weight:700;margin-bottom:4px;}
.rank-text p{font-size:13.5px;color:var(--muted);}
.count-badge{
  flex-shrink:0;background:rgba(0,191,166,.12);color:#00897A;
  border-radius:999px;padding:4px 12px;font-size:12.5px;font-weight:700;
}
.voice-wrap h3{font-size:22px;margin-bottom:8px;}
.voice-wrap .voice-sub{color:var(--muted);font-size:14.5px;margin-bottom:20px;}
.voice-scroll{display:flex;gap:16px;overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory;scrollbar-width:none;}
.voice-scroll::-webkit-scrollbar{display:none;}
.voice-card{
  flex:0 0 250px;scroll-snap-align:start;
  background:#fff;border:1px solid var(--line);border-radius:18px;
  padding:20px;box-shadow:0 6px 18px rgba(21,21,21,.04);
}
.voice-top{display:flex;align-items:center;gap:12px;margin-bottom:12px;}
.avatar{
  width:40px;height:40px;border-radius:50%;flex-shrink:0;
  display:grid;place-items:center;font-weight:800;color:#fff;font-size:15px;
  background:linear-gradient(135deg,var(--teal),#4FD9C6);
}
.avatar.warm{background:linear-gradient(135deg,var(--coral),#FF9A78);}
.avatar.lemon{background:linear-gradient(135deg,#F5B400,var(--lemon));color:#3A2E00;}
.voice-top strong{font-size:14.5px;color:var(--ink);display:block;}
.voice-top span{font-size:12.5px;color:var(--muted);}
.voice-card p{font-size:14px;color:#4A443E;line-height:1.76;}

/* ===== FAQ ===== */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  margin-bottom:14px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-color:#FFD9CF;box-shadow:var(--shadow-sm);border-left:4px solid var(--coral);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-weight:700;color:var(--ink);font-size:16.5px;min-height:48px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  background:var(--fill);color:var(--coral);display:grid;place-items:center;
  font-size:14px;font-weight:800;transition:transform .3s ease;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--coral);color:#fff;}
.faq-body{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ===== CTA band ===== */
.cta-band{
  background:linear-gradient(120deg,#FF5A3C,#FF8A5C 55%,#FFB03C);
  border-radius:26px;padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 20px 46px rgba(255,90,60,.28);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;bottom:-90px;width:280px;height:280px;border-radius:50%;
  background:rgba(255,255,255,.14);
}
.cta-band h2{color:#fff;font-size:30px;margin-bottom:12px;}
.cta-band p{color:rgba(255,255,255,.92);font-size:15.5px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:1;}
.cta-actions .btn-ghost{background:rgba(255,255,255,.92);border-color:transparent;color:var(--ink);}

/* ===== Footer ===== */
.site-footer{background:var(--ink);color:#FFF7F0;padding:72px 0 28px;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:16px;color:#fff;}
.footer-col p{font-size:14px;color:rgba(255,247,240,.72);line-height:1.8;}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:18px;font-weight:700;}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul li a{font-size:14px;color:rgba(255,247,240,.72);}
.footer-col ul li a:hover{color:var(--coral);}
.footer-contact li{font-size:14px;color:rgba(255,247,240,.72);line-height:1.7;}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,247,240,.14);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13.5px;color:rgba(255,247,240,.6);}
.footer-bottom a{font-size:13.5px;color:rgba(255,247,240,.8);}
.footer-bottom a:hover{color:var(--coral);}

/* ===== Responsive ===== */
@media (max-width:1280px){
  .page-hero h1{font-size:40px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links{display:none;}
  .search-pill{display:none;}
  .menu-toggle{display:flex;}
  .hero-inner{grid-template-columns:1fr;gap:36px;}
  .page-hero{padding:132px 0 60px;}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .rank-grid{grid-template-columns:1fr;gap:32px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;}
  .section{padding:76px 0;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:44px 34px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .header-inner{height:64px;gap:14px;}
  .brand-text{font-size:15px;}
  .page-hero{padding:118px 0 52px;min-height:auto;}
  .page-hero h1{font-size:29px;}
  .hero-lead{font-size:15.5px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:28px;}
  .section-head h2{font-size:24px;}
  .grid-3{grid-template-columns:1fr;}
  .hero-actions{gap:12px;}
  .hero-actions .btn{width:100%;}
  .cta-band{padding:36px 24px;border-radius:22px;}
  .cta-band h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .voice-card{flex:0 0 82%;}
}

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root{
  --coral:#FF5A3C;
  --coral-deep:#E8431F;
  --coral-soft:#FF8A5C;
  --teal:#00BFA6;
  --lemon:#FFC93C;
  --bg:#FFF7F0;
  --dark:#151515;
  --ink:#2B2B2B;
  --muted:#6F675F;
  --border:#EFE3D8;
  --fill:#F7EFE8;
  --white:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-pill:999px;
  --radius-input:12px;
  --shadow-sm:0 8px 24px rgba(255,90,60,.10);
  --shadow-lg:0 14px 36px rgba(255,90,60,.16);
  --shadow-nav:0 8px 32px rgba(21,21,21,.08);
  --container:1200px;
  --ease:.25s cubic-bezier(.4,0,.2,1);
}

/* ============ 基础重置 ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
img{max-width:100%;display:block;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--teal);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,90,60,.2);}

/* ============ 容器与板块 ============ */
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
.section{padding:88px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;color:var(--dark);letter-spacing:-.2px;}
.section-head p{margin-top:10px;color:var(--muted);font-size:15.5px;max-width:620px;}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--coral);font-weight:600;font-size:15px;white-space:nowrap;}
.text-link:hover{color:var(--coral-deep);}
.text-link i{font-size:13px;transition:transform var(--ease);}
.text-link:hover i{transform:translateX(4px);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--radius-pill);
  font-weight:700;line-height:1;white-space:nowrap;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),filter var(--ease);
}
.btn-primary{background:var(--coral);color:#fff;padding:15px 30px;font-size:16px;box-shadow:var(--shadow-sm);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);filter:brightness(1.06);}
.btn-primary:active{transform:translateY(1px);}
.btn-lemon{background:var(--lemon);color:var(--dark);padding:15px 30px;font-size:16px;box-shadow:0 8px 24px rgba(255,201,60,.28);}
.btn-lemon:hover{transform:translateY(-2px);box-shadow:0 14px 36px rgba(255,201,60,.38);}
.btn-lemon:active{transform:translateY(1px);}
.btn-ghost{background:rgba(255,255,255,.9);color:var(--ink);border:1px solid var(--border);padding:14px 28px;font-size:15.5px;}
.btn-ghost:hover{transform:translateY(-2px);border-color:var(--coral);color:var(--coral);box-shadow:var(--shadow-sm);}
.btn-sm{padding:11px 20px;font-size:14.5px;}

/* ============ 导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  background:rgba(255,247,240,.55);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid rgba(255,255,255,.55);
  box-shadow:var(--shadow-nav);
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.scrolled{background:rgba(255,247,240,.96);border-bottom-color:var(--border);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;transition:height var(--ease);}
.site-header.scrolled .header-inner{height:64px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:16.5px;color:var(--dark);letter-spacing:.2px;white-space:nowrap;}
.logo-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--coral),var(--coral-soft));
  color:#fff;font-weight:800;font-size:16px;
  box-shadow:0 6px 16px rgba(255,90,60,.32);
}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;padding:10px 15px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:500;color:var(--ink);white-space:nowrap;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--coral);background:rgba(255,90,60,.08);}
.nav-link.active{color:var(--coral);background:rgba(255,90,60,.12);font-weight:700;}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;
  border-radius:var(--radius-pill);
  background:rgba(255,255,255,.62);
  border:1px solid rgba(255,255,255,.75);
  color:var(--muted);font-size:14px;
  transition:border-color var(--ease),background var(--ease);
}
.nav-search:focus-within{border-color:rgba(255,90,60,.5);background:#fff;}
.nav-search input{border:0;background:transparent;outline:0;width:112px;color:var(--ink);font-size:14px;}
.nav-search input::placeholder{color:#A79C91;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:14px;
  background:rgba(255,255,255,.7);border:1px solid var(--border);
  color:var(--dark);font-size:17px;align-items:center;justify-content:center;
  transition:background var(--ease),color var(--ease);
}
.menu-toggle:hover{background:var(--coral);color:#fff;border-color:var(--coral);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(21,21,21,.45);
  opacity:0;visibility:hidden;z-index:1100;transition:opacity var(--ease),visibility var(--ease);
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:1200;
  background:rgba(255,247,240,.97);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-left:1px solid rgba(255,255,255,.7);
  box-shadow:-12px 0 40px rgba(21,21,21,.16);
  padding:24px 22px 32px;
  transform:translateX(105%);
  transition:transform .32s cubic-bezier(.4,0,.2,1);
  display:flex;flex-direction:column;gap:20px;
}
.mobile-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.drawer-close{width:38px;height:38px;border-radius:12px;border:1px solid var(--border);background:#fff;color:var(--dark);font-size:16px;}
.drawer-close:hover{background:var(--coral);color:#fff;border-color:var(--coral);}
.drawer-nav{display:flex;flex-direction:column;gap:6px;}
.drawer-nav a{padding:14px 16px;border-radius:14px;font-size:16px;font-weight:500;color:var(--ink);transition:background var(--ease),color var(--ease);}
.drawer-nav a:hover{background:var(--fill);}
.drawer-nav a.active{background:rgba(255,90,60,.12);color:var(--coral);font-weight:700;}
.drawer-cta{width:100%;margin-top:auto;}

/* ============ 页面首屏 ============ */
.page-hero{position:relative;overflow:hidden;background:var(--dark);padding:150px 0 76px;}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.5;
}
.page-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(21,21,21,.88) 0%,rgba(21,21,21,.66) 42%,rgba(255,90,60,.42) 78%,rgba(0,191,166,.36) 100%);
}
.page-hero-inner{position:relative;z-index:2;color:#fff;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:rgba(255,247,240,.72);margin-bottom:22px;}
.breadcrumb a:hover{color:var(--lemon);}
.breadcrumb span{opacity:.6;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.3);
  font-size:13.5px;font-weight:600;letter-spacing:.4px;
  color:#fff;margin-bottom:22px;
}
.hero-badge i{color:var(--lemon);}
.page-hero h1{
  font-size:clamp(28px,4.4vw,46px);
  font-weight:800;line-height:1.28;letter-spacing:-.5px;
  max-width:900px;
}
.hero-sub{
  margin-top:18px;max-width:680px;
  font-size:clamp(15px,1.5vw,17.5px);line-height:1.85;
  color:rgba(255,247,240,.86);
}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-stat{
  display:flex;align-items:baseline;gap:8px;
  padding:12px 20px;border-radius:16px;
  background:rgba(255,255,255,.11);
  border:1px solid rgba(255,255,255,.22);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.hero-stat b{font-size:20px;font-weight:800;color:var(--lemon);line-height:1;}
.hero-stat span{font-size:13.5px;color:rgba(255,247,240,.82);}

/* ============ 目录 + 时间线布局 ============ */
.layout{display:grid;grid-template-columns:278px minmax(0,1fr);gap:48px;align-items:start;}
.toc-card{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:24px 22px;box-shadow:0 8px 24px rgba(255,90,60,.06);
}
.toc-title{font-size:16px;font-weight:700;color:var(--dark);display:flex;align-items:center;gap:8px;}
.toc-title i{color:var(--coral);font-size:14px;}
.toc-list{display:flex;flex-direction:column;gap:4px;margin-top:16px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;border-radius:12px;
  font-size:14.5px;color:var(--muted);
  transition:background var(--ease),color var(--ease);
}
.toc-list a::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--border);flex:0 0 auto;transition:background var(--ease),transform var(--ease);
}
.toc-list a:hover{background:var(--fill);color:var(--ink);}
.toc-list a.active{background:rgba(255,90,60,.1);color:var(--coral);font-weight:700;}
.toc-list a.active::before{background:var(--coral);transform:scale(1.25);}
.toc-note{
  margin-top:20px;padding:16px;border-radius:14px;
  background:var(--fill);font-size:13.5px;line-height:1.75;color:var(--muted);
}
.toc-note b{display:block;color:var(--dark);font-size:14px;margin-bottom:6px;}

/* 时间线 */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,rgba(255,90,60,.55),rgba(0,191,166,.4));
  border-radius:2px;
}
.tl-item{position:relative;margin-bottom:26px;}
.tl-item:last-child{margin-bottom:0;}
.tl-dot{
  position:absolute;left:-34px;top:28px;
  width:20px;height:20px;border-radius:50%;
  background:#fff;border:3px solid var(--coral);
  box-shadow:0 0 0 5px rgba(255,90,60,.12);
  transition:transform var(--ease),border-color var(--ease);
}
.tl-item:hover .tl-dot{transform:scale(1.12);border-color:var(--teal);}
.tl-body{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:26px 28px;
  box-shadow:0 6px 18px rgba(255,90,60,.06);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-item:hover .tl-body{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(255,90,60,.28);}
.tl-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-bottom:12px;}
.tl-index{font-size:22px;font-weight:800;color:var(--coral);letter-spacing:-.5px;line-height:1;}
.tl-date{font-size:13px;color:var(--muted);margin-left:auto;display:inline-flex;align-items:center;gap:6px;}
.tl-body h3{font-size:clamp(18px,2vw,21px);font-weight:700;line-height:1.45;color:var(--dark);margin-bottom:10px;}
.tl-body p{font-size:15.5px;line-height:1.85;color:var(--muted);}
.tl-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:18px;}

/* 标签与徽章 */
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;border-radius:var(--radius-pill);
  background:var(--fill);color:var(--coral);
  font-size:13px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.tag:hover{background:var(--coral);color:#fff;}
.tag-teal{background:rgba(0,191,166,.12);color:#009883;}
.tag-teal:hover{background:var(--teal);color:#fff;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.2px;
}
.badge-coral{background:rgba(255,90,60,.12);color:var(--coral);}
.badge-teal{background:rgba(0,191,166,.14);color:#009883;}
.badge-lemon{background:rgba(255,201,60,.22);color:#8A6100;}

/* ============ 热门话题排行 ============ */
.rank-wrap{background:#fff;border:1px solid var(--border);border-radius:24px;padding:26px 24px;box-shadow:var(--shadow-sm);}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 16px;border-radius:var(--radius-pill);
  background:var(--fill);color:var(--ink);font-size:14px;font-weight:500;
  border:1px solid transparent;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease);
}
.chip:hover{background:rgba(255,90,60,.12);color:var(--coral);border-color:rgba(255,90,60,.3);transform:translateY(-2px);}
.chip i{font-size:12px;color:var(--coral);}
.rank-list{display:flex;flex-direction:column;}
.rank-item{
  display:grid;grid-template-columns:54px minmax(0,1fr) auto;
  align-items:center;gap:16px;
  padding:16px 16px;border-radius:16px;
  border-bottom:1px dashed var(--border);
  transition:background var(--ease),transform var(--ease);
}
.rank-item:last-child{border-bottom:0;}
.rank-item:hover{background:var(--fill);transform:translateX(4px);}
.rank-num{font-size:20px;font-weight:800;color:var(--coral);letter-spacing:-.5px;}
.rank-main strong{display:block;font-size:15.5px;font-weight:600;color:var(--dark);line-height:1.55;}
.rank-main span{font-size:13.5px;color:var(--muted);}
.count-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--radius-pill);
  background:rgba(0,191,166,.1);color:#009883;
  font-size:13px;font-weight:700;white-space:nowrap;
}
.count-badge i{font-size:11px;}

/* ============ FAQ ============ */
.faq-section{background:linear-gradient(180deg,var(--bg) 0%,#FFFDFB 100%);}
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:16px;
  margin-bottom:14px;overflow:hidden;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:last-child{margin-bottom:0;}
.faq-item:hover{border-color:rgba(255,90,60,.35);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:48px;padding:20px 24px;
  font-size:17px;font-weight:700;color:var(--dark);line-height:1.55;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-icon{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--fill);color:var(--coral);font-size:12px;
  transition:transform var(--ease),background var(--ease),color var(--ease);
}
.faq-item[open]{border-left:4px solid var(--coral);box-shadow:var(--shadow-sm);}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--coral);color:#fff;}
.faq-answer{padding:0 24px 22px;font-size:15.5px;line-height:1.9;color:var(--muted);}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#151515 0%,#241C18 52%,#3A1F16 100%);
  border-radius:26px;
  padding:52px 56px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 20px 50px rgba(21,21,21,.24);
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,60,.5),rgba(255,90,60,0) 68%);
  pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:620px;}
.cta-text h2{font-size:clamp(22px,2.8vw,30px);font-weight:800;color:#FFF7F0;line-height:1.35;letter-spacing:-.3px;}
.cta-text p{margin-top:12px;font-size:15.5px;line-height:1.85;color:rgba(255,247,240,.68);}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:#FFF7F0;padding:72px 0 32px;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:17px;margin-bottom:16px;}
.footer-brand .logo-mark{width:30px;height:30px;border-radius:10px;font-size:15px;}
.footer-col p{color:rgba(255,247,240,.62);font-size:14.5px;line-height:1.85;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.2px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:rgba(255,247,240,.66);font-size:14.5px;}
.footer-col ul a:hover{color:var(--coral);}
.footer-contact li{color:rgba(255,247,240,.62);font-size:14.5px;line-height:1.75;}
.footer-bottom{
  margin-top:48px;padding-top:22px;
  border-top:1px solid rgba(255,247,240,.12);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,247,240,.5);
}
.footer-bottom a{color:rgba(255,247,240,.72);}
.footer-bottom a:hover{color:var(--coral);}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .layout{grid-template-columns:1fr;gap:34px;}
  .toc-card{position:static;}
  .toc-list{flex-direction:row;flex-wrap:wrap;gap:8px;}
  .toc-list a{padding:8px 14px;border-radius:var(--radius-pill);background:var(--fill);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-search{display:none;}
  .menu-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-actions{width:100%;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .logo{font-size:15px;}
  .logo-mark{width:30px;height:30px;border-radius:10px;font-size:14px;}
  .page-hero{padding:118px 0 56px;}
  .hero-stats{gap:10px;margin-top:26px;}
  .hero-stat{padding:10px 14px;}
  .hero-stat b{font-size:17px;}
  .section{padding:52px 0;}
  .timeline{padding-left:26px;}
  .timeline::before{left:7px;}
  .tl-dot{left:-26px;top:24px;width:16px;height:16px;box-shadow:0 0 0 4px rgba(255,90,60,.12);}
  .tl-body{padding:22px 20px;}
  .tl-foot{flex-direction:column;align-items:flex-start;gap:12px;}
  .tl-date{margin-left:0;width:100%;}
  .rank-wrap{padding:20px 16px;border-radius:20px;}
  .rank-item{grid-template-columns:38px minmax(0,1fr);gap:12px;padding:14px 10px;}
  .rank-item .count-badge{grid-column:2;justify-self:start;}
  .rank-num{font-size:17px;}
  .faq-item summary{padding:18px 18px;font-size:16px;}
  .faq-answer{padding:0 18px 20px;}
  .cta-band{padding:34px 22px;border-radius:20px;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* 骨架加载 */
.skeleton{background:linear-gradient(90deg,#F3EAE2 25%,#FBF4EE 37%,#F3EAE2 63%);background-size:400% 100%;animation:sk 1.4s ease infinite;border-radius:12px;}
@keyframes sk{0%{background-position:100% 50%;}100%{background-position:0 50%;}}