/* roulang page: index */
/* ================= 设计变量 ================= */
:root{
  --primary:#e2542b;
  --primary-dark:#b93f1b;
  --primary-soft:#fdf0ea;
  --accent:#1f7a6a;
  --accent-soft:#e8f4f1;
  --ink:#191714;
  --text:#33302b;
  --muted:#797066;
  --line:#ece4da;
  --line-strong:#e0d3c4;
  --bg:#fdfaf6;
  --bg-soft:#f8f2ec;
  --surface:#ffffff;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-xs:0 1px 3px rgba(25,22,18,.05);
  --sh-sm:0 4px 14px rgba(25,22,18,.06);
  --sh-md:0 14px 36px rgba(25,22,18,.10);
  --sh-lg:0 26px 64px rgba(25,22,18,.18);
  --w:1180px;
  --gut:24px;
  --t:.28s cubic-bezier(.4,0,.2,1);
}

/* ================= 基础 reset ================= */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.32;letter-spacing:-.2px}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t)}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
::selection{background:var(--primary);color:#fff}

/* ================= 容器 ================= */
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 var(--gut)}

/* ================= 头部导航 ================= */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(253,250,246,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px;
}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(135deg,var(--primary),#f39066);
  color:#fff;display:grid;place-items:center;
  font-weight:800;font-size:17px;letter-spacing:-.5px;
  box-shadow:0 8px 18px rgba(226,84,43,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:19px;color:var(--ink);letter-spacing:.6px}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:2.4px;margin-top:2px}

.nav{display:flex;align-items:center;gap:18px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{
  display:block;padding:9px 17px;border-radius:var(--r-pill);
  font-size:15px;font-weight:500;color:var(--text);white-space:nowrap;
}
.nav-list a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-list a.is-active{
  background:var(--primary);color:#fff;
  box-shadow:0 8px 18px rgba(226,84,43,.28);
}
.nav-list a.is-active:hover{background:var(--primary-dark);color:#fff}

.nav-toggle{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:var(--t)}

/* ================= 按钮 ================= */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 27px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:var(--t);white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(226,84,43,.30)}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(226,84,43,.36)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.46)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-dark);box-shadow:var(--sh-sm)}
.btn--sm{padding:10px 20px;font-size:14px}

/* ================= 首屏 ================= */
.hero{
  position:relative;
  background-image:url('/assets/images/7e8f266b4b9803de.jpg');
  background-size:cover;background-position:center;
  padding:108px 0 104px;
  color:#fff;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(104deg,rgba(21,16,12,.93) 0%,rgba(21,16,12,.80) 44%,rgba(21,16,12,.34) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-inner{max-width:720px}
.hero-brand{
  display:inline-flex;align-items:center;gap:10px;
  padding:7px 18px 7px 8px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.24);
  font-size:13.5px;letter-spacing:.6px;color:rgba(255,255,255,.92);
}
.hero-brand i{
  display:grid;place-items:center;width:27px;height:27px;border-radius:50%;
  background:var(--primary);font-style:normal;font-weight:800;font-size:13px;color:#fff;
}
.hero h1{
  font-size:clamp(30px,4.5vw,50px);
  line-height:1.26;color:#fff;
  margin:26px 0 22px;letter-spacing:-.6px;
}
.hero h1 em{font-style:normal;color:#ffb28f}
.hero-sub{
  font-size:17px;line-height:1.9;color:rgba(255,255,255,.84);max-width:640px;
}
.hero-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points li{
  display:inline-flex;align-items:center;gap:9px;
  padding:8px 17px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
  font-size:14px;color:rgba(255,255,255,.9);
}
.hero-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:#ffb28f;flex:0 0 auto}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}

/* ================= 数据条 ================= */
.band--stats{padding:0;margin-top:-60px;position:relative;z-index:6}
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-md);
  padding:8px;overflow:hidden;
}
.stat{padding:26px 24px;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat-num{display:block;font-size:28px;font-weight:800;color:var(--primary);line-height:1.2;letter-spacing:-.6px}
.stat-label{display:block;font-size:13.5px;color:var(--muted);margin-top:6px}

/* ================= 板块通用 ================= */
.band{padding:84px 0}
.band--soft{background:var(--bg-soft)}
.band--tight{padding:58px 0}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:12.5px;font-weight:700;letter-spacing:1.8px;
  color:var(--primary-dark);text-transform:uppercase;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--primary)}
.sec-head--center .eyebrow::before{display:none}
.sec-head h2{font-size:clamp(24px,3.1vw,34px);margin:15px 0 14px;letter-spacing:-.5px}
.sec-head p{color:var(--muted);font-size:16px}
.sec-head--light h2{color:#fff}
.sec-head--light p{color:rgba(255,255,255,.8)}
.sec-head--light .eyebrow{color:#ffb28f}
.sec-more{margin-top:38px;text-align:center}

/* ================= 网格 ================= */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ================= 卡片 ================= */
.card{
  display:flex;flex-direction:column;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
  transition:var(--t);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.card-media{position:relative;overflow:hidden;background:#f1ece5}
.card-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .55s cubic-bezier(.2,.7,.3,1)}
.card:hover .card-media img{transform:scale(1.06)}
.card-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-body h3{font-size:18.5px;line-height:1.45}
.card-body p{font-size:14.8px;color:var(--muted);line-height:1.8}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:13.5px;color:var(--muted);
}
.card-price{color:var(--primary-dark);font-weight:700;font-size:15px}

/* ================= 标签 / 徽章 ================= */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;letter-spacing:.3px;
  background:var(--accent-soft);color:var(--accent);
}
.badge--primary{background:var(--primary-soft);color:var(--primary-dark)}
.badge--solid{background:var(--primary);color:#fff}
.badge-row{display:flex;flex-wrap:wrap;gap:8px}

/* ================= 频道卡片 ================= */
.channel{
  position:relative;display:flex;flex-direction:column;gap:14px;
  padding:34px 30px 32px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;transition:var(--t);
}
.channel::after{
  content:"";position:absolute;right:-40px;top:-40px;width:140px;height:140px;
  border-radius:50%;background:var(--primary-soft);opacity:.7;transition:var(--t);
}
.channel:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.channel:hover::after{transform:scale(1.18)}
.channel>*{position:relative;z-index:2}
.channel h3{font-size:21px}
.channel p{font-size:14.8px;color:var(--muted)}
.channel-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px}
.channel-tags span{
  font-size:12.5px;color:var(--muted);
  padding:4px 11px;border-radius:var(--r-pill);
  background:var(--bg-soft);border:1px solid var(--line);
}
.channel-link{
  margin-top:auto;padding-top:8px;display:inline-flex;align-items:center;gap:7px;
  font-size:14.5px;font-weight:600;color:var(--primary-dark);
}
.channel-link:hover{gap:12px;color:var(--primary)}

/* ================= 标准卡片 ================= */
.std{
  padding:30px 28px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);
  transition:var(--t);
}
.std:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm);transform:translateY(-3px)}
.std-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:17px;font-weight:800;margin-bottom:18px;
}
.std h3{font-size:17.5px;margin-bottom:10px}
.std p{font-size:14.8px;color:var(--muted)}

/* ================= 专题区 ================= */
.feature{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background-image:url('/assets/images/3953be721f5a5279.webp');
  background-size:cover;background-position:center;
  padding:64px 56px;color:#fff;
}
.feature::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(118deg,rgba(19,15,11,.92) 0%,rgba(19,15,11,.72) 52%,rgba(19,15,11,.44) 100%);
}
.feature-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.feature h2{font-size:clamp(23px,2.8vw,31px);color:#fff;margin:15px 0 16px}
.feature p{color:rgba(255,255,255,.82);font-size:15.8px}
.feature-list{display:grid;gap:12px}
.feature-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:15px 18px;border-radius:var(--r-md);
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.14);
  font-size:14.8px;color:rgba(255,255,255,.9);
}
.feature-list li b{color:#ffb28f;font-weight:800;flex:0 0 auto}

/* ================= 图文分栏 ================= */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.split--reverse .split-media{order:2}
.split-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-lg);box-shadow:var(--sh-md);
}
.split-body h2{font-size:clamp(23px,2.8vw,32px);margin:15px 0 16px}
.split-body > p{color:var(--muted);font-size:16px}
.check-list{display:grid;gap:14px;margin-top:26px}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;
  font-size:15.4px;padding-bottom:14px;
  border-bottom:1px dashed var(--line);
}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list li::before{
  content:"";flex:0 0 auto;width:7px;height:7px;border-radius:50%;
  background:var(--accent);margin-top:10px;
}
.check-list li b{color:var(--ink);font-weight:700}

/* ================= 编号条目 ================= */
.num-list{display:grid;gap:16px}
.num-item{
  display:grid;grid-template-columns:52px 1fr;gap:20px;
  padding:24px 26px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t);
}
.num-item:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm)}
.num-item span{
  font-size:22px;font-weight:800;color:var(--primary);
  line-height:1.3;letter-spacing:-.5px;
}
.num-item h3{font-size:17px;margin-bottom:8px}
.num-item p{font-size:14.8px;color:var(--muted)}

/* ================= 价格观察 ================= */
.note-list{display:grid;gap:14px}
.note{
  display:grid;grid-template-columns:104px 1fr;gap:22px;align-items:flex-start;
  padding:22px 26px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t);
}
.note:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm);transform:translateX(3px)}
.note-tag{
  display:inline-flex;justify-content:center;
  padding:6px 0;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.5px;
  background:var(--accent-soft);color:var(--accent);
}
.note-tag--warn{background:var(--primary-soft);color:var(--primary-dark)}
.note-tag--calm{background:var(--bg-soft);color:var(--muted)}
.note h3{font-size:16.5px;margin-bottom:7px}
.note p{font-size:14.6px;color:var(--muted)}

/* ================= 口碑榜 ================= */
.rank{display:grid;gap:14px}
.rank li{
  display:grid;grid-template-columns:52px 1fr auto;gap:22px;align-items:center;
  padding:20px 26px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t);
}
.rank li:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm);transform:translateX(3px)}
.rank-num{font-size:19px;font-weight:800;color:var(--primary);letter-spacing:-.5px}
.rank-main h3{font-size:17px;margin-bottom:6px}
.rank-main p{font-size:14.4px;color:var(--muted)}
.rank-score{
  font-size:15.5px;font-weight:800;color:var(--accent);
  padding:7px 15px;border-radius:var(--r-pill);background:var(--accent-soft);
}

/* ================= 用户反馈 ================= */
.quote{
  display:flex;flex-direction:column;gap:18px;height:100%;
  padding:30px 28px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t);
}
.quote:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm);transform:translateY(-4px)}
.quote p{font-size:15.4px;color:var(--text)}
.quote-by{display:flex;align-items:center;gap:13px;margin-top:auto;padding-top:6px}
.quote-avatar{
  width:44px;height:44px;border-radius:50%;flex:0 0 auto;
  display:grid;place-items:center;
  background:var(--accent-soft);color:var(--accent);
  font-weight:700;font-size:15px;
}
.quote-name{display:flex;flex-direction:column;line-height:1.4}
.quote-name b{font-size:15px;color:var(--ink)}
.quote-name span{font-size:13px;color:var(--muted)}

/* ================= FAQ ================= */
.faq{display:grid;gap:12px;max-width:920px;margin:0 auto}
.faq details{
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;transition:var(--t);
}
.faq details[open]{border-color:var(--line-strong);box-shadow:var(--sh-sm)}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 58px 20px 26px;
  font-size:16.5px;font-weight:600;color:var(--ink);
  transition:color var(--t);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--primary-dark)}
.faq summary::after{
  content:"+";position:absolute;right:26px;top:50%;transform:translateY(-50%);
  font-size:21px;font-weight:400;color:var(--primary);transition:var(--t);
}
.faq details[open] summary::after{content:"–"}
.faq-a{padding:0 26px 24px;font-size:15.3px;color:var(--muted);line-height:1.85}

/* ================= 收口行动区 ================= */
.cta{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  background-image:url('/assets/images/cd584c828dfb87a2.jpg');
  background-size:cover;background-position:center;
  padding:76px 44px;text-align:center;color:#fff;
}
.cta::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(22,17,13,.9),rgba(22,17,13,.74));
}
.cta-inner{position:relative;z-index:2;max-width:720px;margin:0 auto}
.cta h2{font-size:clamp(24px,3vw,32px);color:#fff;margin-bottom:16px}
.cta p{color:rgba(255,255,255,.82);font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:32px}

/* ================= 页脚 ================= */
.site-footer{background:#1b1815;color:rgba(255,255,255,.68);padding:66px 0 0;margin-top:0}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:44px;
  padding-bottom:46px;border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand .logo-mark{width:36px;height:36px;border-radius:11px;font-size:16px}
.footer-brand b{font-size:19px;color:#fff;letter-spacing:.6px}
.footer-desc{font-size:14.6px;line-height:1.85;color:rgba(255,255,255,.6);max-width:360px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.6px}
.footer-links li+li{margin-top:11px}
.footer-links a{font-size:14.6px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:#ffb28f}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:24px 0;font-size:13.4px;color:rgba(255,255,255,.45);
}

/* ================= 响应式 ================= */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:36px}
  .split--reverse .split-media{order:0}
  .split-body h2{margin-top:14px}
  .feature{padding:50px 38px}
  .feature-inner{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line)}
  .band{padding:70px 0}
}

@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav{gap:10px}
  .nav-list{
    position:absolute;left:0;right:0;top:76px;
    flex-direction:column;align-items:stretch;gap:2px;
    padding:14px 20px 20px;
    background:var(--surface);
    border-bottom:1px solid var(--line);
    box-shadow:var(--sh-md);
    display:none;
  }
  .nav-list.is-open{display:flex}
  .nav-list a{padding:13px 16px;border-radius:var(--r-sm);font-size:15.5px}
  .nav-cta{display:none}
}

@media (max-width:768px){
  :root{--gut:18px}
  .header-inner{height:68px}
  .logo-text span{display:none}
  .nav-list{top:68px}
  .hero{padding:78px 0 96px}
  .hero-sub{font-size:15.8px}
  .hero-points li{font-size:13.4px;padding:7px 14px}
  .band{padding:58px 0}
  .band--stats{margin-top:-48px}
  .sec-head{margin-bottom:32px}
  .grid{gap:18px}
  .card-body{padding:20px 20px 22px}
  .feature{padding:40px 24px}
  .cta{padding:56px 24px}
  .note{grid-template-columns:1fr;gap:12px}
  .rank li{grid-template-columns:42px 1fr auto;gap:14px;padding:18px 20px}
  .num-item{grid-template-columns:40px 1fr;gap:16px;padding:20px 20px}
}

@media (max-width:560px){
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--line);padding:20px 22px}
  .stat:last-child{border-bottom:0}
  .hero h1{font-size:27px}
  .hero-actions .btn{width:100%}
  .rank li{grid-template-columns:1fr;gap:8px}
  .rank-score{justify-self:start}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:6px}
  .faq summary{font-size:15.5px;padding:17px 50px 17px 20px}
  .faq-a{padding:0 20px 20px}
}

/* roulang page: category2 */
:root{
  --primary:#e2542b;
  --primary-dark:#b93f1b;
  --primary-soft:#fdf0ea;
  --accent:#1f7a6a;
  --accent-soft:#e8f4f1;
  --ink:#191714;
  --text:#33302b;
  --muted:#797066;
  --line:#ece4da;
  --line-strong:#e0d3c4;
  --bg:#fdfaf6;
  --bg-soft:#f8f2ec;
  --surface:#ffffff;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-xs:0 1px 3px rgba(25,22,18,.05);
  --sh-sm:0 4px 14px rgba(25,22,18,.06);
  --sh-md:0 14px 36px rgba(25,22,18,.10);
  --sh-lg:0 26px 64px rgba(25,22,18,.18);
  --w:1180px;
  --gut:24px;
  --t:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t)}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(226,84,43,.45);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 var(--gut)}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(253,250,246,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
  width:40px;height:40px;border-radius:13px;
  background:linear-gradient(135deg,var(--primary),#f39066);
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;
  letter-spacing:-.5px;box-shadow:0 8px 18px rgba(226,84,43,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:19px;color:var(--ink);letter-spacing:.6px}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:2.4px;margin-top:2px}
.nav{display:flex;align-items:center;gap:18px;position:relative}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{display:block;padding:9px 17px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--text);white-space:nowrap}
.nav-list a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-list a.is-active{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(226,84,43,.28)}
.nav-list a.is-active:hover{background:var(--primary-dark);color:#fff}
.nav-toggle{
  display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:var(--t)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 27px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
  border:1px solid transparent;transition:var(--t);white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(226,84,43,.30)}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(226,84,43,.36)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.46)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-dark);box-shadow:var(--sh-sm)}
.btn--sm{padding:10px 20px;font-size:14px}

/* ============ 内页 Banner ============ */
.page-hero{
  position:relative;color:#fff;overflow:hidden;
  background-image:url('/assets/images/cd584c828dfb87a2.jpg');
  background-size:cover;background-position:center;
  padding:86px 0 78px;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(20,15,11,.94) 0%,rgba(20,15,11,.84) 46%,rgba(20,15,11,.40) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:20px}
.crumb a{color:rgba(255,255,255,.82);border-bottom:1px solid rgba(255,255,255,.28);padding-bottom:1px}
.crumb a:hover{color:#fff;border-color:#fff}
.crumb i{font-style:normal;opacity:.5}
.page-hero h1{
  font-size:clamp(28px,4vw,44px);line-height:1.3;color:#fff;
  letter-spacing:-.5px;max-width:820px;margin-bottom:20px;
}
.page-hero h1 em{font-style:normal;color:#ffb28f}
.page-hero p{font-size:16.5px;line-height:1.9;color:rgba(255,255,255,.84);max-width:720px}
.hero-tags{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-tags li{
  display:inline-flex;align-items:center;gap:9px;padding:8px 17px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
  font-size:14px;color:rgba(255,255,255,.9);
}
.hero-tags li::before{content:"";width:6px;height:6px;border-radius:50%;background:#ffb28f;flex:0 0 auto}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ============ 板块 ============ */
.sec{padding:76px 0}
.sec--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:44px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:12.5px;font-weight:700;
  letter-spacing:1.8px;color:var(--primary-dark);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--primary)}
.sec-head--center .eyebrow::before{display:none}
.sec-head h2{font-size:clamp(23px,3vw,32px);line-height:1.36;color:var(--ink);letter-spacing:-.4px}
.sec-head p{margin-top:16px;font-size:16px;color:var(--muted);line-height:1.86}

/* ============ 网格 ============ */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ============ 通用卡片 ============ */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--sh-xs);transition:var(--t);height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.card h3{font-size:18px;color:var(--ink);margin-bottom:12px;line-height:1.5}
.card p{font-size:15px;color:var(--muted);line-height:1.84}
.card-num{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-dark);font-weight:800;font-size:15px;margin-bottom:16px;
}
.card--accent .card-num{background:var(--accent-soft);color:var(--accent)}

/* 分类卡片 */
.cat-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-xs);transition:var(--t);height:100%;
}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.cat-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-body{padding:22px 24px 26px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:17.5px;color:var(--ink);line-height:1.5}
.cat-body p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--r-pill);
  font-size:12.5px;font-weight:600;background:var(--primary-soft);color:var(--primary-dark);
}
.badge--accent{background:var(--accent-soft);color:var(--accent)}
.badge--line{background:transparent;border:1px solid var(--line-strong);color:var(--muted)}

/* 清单列表 */
.pick-list{display:grid;gap:18px}
.pick-item{
  display:grid;grid-template-columns:200px 1fr;gap:26px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--sh-xs);transition:var(--t);
}
.pick-item:hover{box-shadow:var(--sh-md);transform:translateY(-3px)}
.pick-item figure{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:4/3;background:var(--bg-soft)}
.pick-item figure img{width:100%;height:100%;object-fit:cover}
.pick-main h3{font-size:18px;color:var(--ink);margin:10px 0 10px}
.pick-main p{font-size:15px;color:var(--muted);line-height:1.84}
.pick-meta{display:flex;flex-wrap:wrap;gap:8px}

/* 图文对照 */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.split-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);aspect-ratio:4/3;background:var(--bg-soft)}
.split-media img{width:100%;height:100%;object-fit:cover}
.mat-list{display:grid;gap:14px;margin-top:26px}
.mat-list li{
  display:flex;gap:14px;padding:16px 18px;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--r-sm);box-shadow:var(--sh-xs);transition:var(--t);
}
.mat-list li:hover{border-color:var(--primary);box-shadow:var(--sh-sm)}
.mat-list b{color:var(--ink);font-size:15.5px;display:block;margin-bottom:4px}
.mat-list span{font-size:14.5px;color:var(--muted);line-height:1.78}
.mat-dot{flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:var(--primary);margin-top:9px}

/* 标准列表 */
.std-list{display:grid;gap:16px;counter-reset:std}
.std-list li{
  display:grid;grid-template-columns:52px 1fr;gap:18px;align-items:flex-start;
  padding:24px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-md);box-shadow:var(--sh-xs);transition:var(--t);
}
.std-list li:hover{transform:translateY(-3px);box-shadow:var(--sh-sm);border-color:var(--line-strong)}
.std-list li::before{
  counter-increment:std;content:counter(std,decimal-leading-zero);
  font-weight:800;font-size:18px;color:var(--primary);letter-spacing:-.5px;line-height:1.4;
}
.std-list h3{font-size:17px;color:var(--ink);margin-bottom:8px}
.std-list p{font-size:15px;color:var(--muted);line-height:1.82}

/* 价格区间 */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.price-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:30px 26px;box-shadow:var(--sh-xs);transition:var(--t);display:flex;flex-direction:column;gap:14px;
}
.price-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md)}
.price-card.is-feature{border-color:var(--primary);box-shadow:0 16px 38px rgba(226,84,43,.14)}
.price-card h3{font-size:18px;color:var(--ink)}
.price-range{font-size:26px;font-weight:800;color:var(--primary);letter-spacing:-.6px;line-height:1.3}
.price-range small{display:block;font-size:13px;font-weight:500;color:var(--muted);letter-spacing:0;margin-top:6px}
.price-card ul{display:grid;gap:10px;margin-top:6px}
.price-card ul li{position:relative;padding-left:20px;font-size:14.5px;color:var(--muted);line-height:1.8}
.price-card ul li::before{content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:50%;background:var(--accent)}

/* 场景 */
.scene-sec{
  position:relative;color:#fff;overflow:hidden;
  background-image:url('/assets/images/b840b958f2725651.jpg');
  background-size:cover;background-position:center;
}
.scene-sec::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,15,11,.92),rgba(20,15,11,.86))}
.scene-sec .container{position:relative;z-index:2}
.scene-sec .sec-head h2{color:#fff}
.scene-sec .sec-head p{color:rgba(255,255,255,.76)}
.scene-sec .eyebrow{color:#ffb28f}
.scene-card{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--r-md);padding:28px;transition:var(--t);height:100%;
}
.scene-card:hover{background:rgba(255,255,255,.12);transform:translateY(-4px)}
.scene-card h3{font-size:18px;color:#fff;margin-bottom:12px}
.scene-card p{font-size:15px;color:rgba(255,255,255,.78);line-height:1.84}
.scene-card .badge{background:rgba(255,255,255,.14);color:#fff;margin-bottom:16px}

/* 养护提示 */
.care-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.care-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:22px 24px;box-shadow:var(--sh-xs);transition:var(--t);
}
.care-item:hover{border-color:var(--accent);box-shadow:var(--sh-sm)}
.care-item h3{display:flex;align-items:center;gap:10px;font-size:16.5px;color:var(--ink);margin-bottom:10px}
.care-item h3::before{content:"";width:8px;height:8px;border-radius:2px;background:var(--accent);flex:0 0 auto}
.care-item p{font-size:14.8px;color:var(--muted);line-height:1.84}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 26px;box-shadow:var(--sh-xs);transition:var(--t);
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm)}
.faq-item h3{font-size:16.5px;color:var(--ink);margin-bottom:10px;line-height:1.6}
.faq-item p{font-size:15px;color:var(--muted);line-height:1.86}

/* ============ 页脚 ============ */
.site-footer{background:#171410;color:rgba(255,255,255,.72);padding:66px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.footer-brand b{font-size:19px;color:#fff;letter-spacing:.6px}
.footer-desc{font-size:14.5px;line-height:1.86;color:rgba(255,255,255,.62);max-width:360px}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.4px}
.footer-links{display:grid;gap:11px}
.footer-links a{font-size:14.5px;color:rgba(255,255,255,.66)}
.footer-links a:hover{color:#ffb28f}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.52);
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .footer-desc{max-width:none}
}
@media (max-width:900px){
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .nav-list{
    position:absolute;top:calc(100% + 14px);left:0;right:0;flex-direction:column;
    align-items:stretch;gap:6px;padding:12px;background:var(--surface);
    border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-md);
    display:none;
  }
  .nav-list.is-open{display:flex}
  .nav-list a{padding:12px 16px;border-radius:var(--r-sm)}
}
@media (max-width:768px){
  .sec{padding:58px 0}
  .page-hero{padding:66px 0 60px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .pick-item{grid-template-columns:1fr;gap:18px}
  .pick-item figure{aspect-ratio:16/10}
  .care-grid{grid-template-columns:1fr}
  .std-list li{grid-template-columns:1fr;gap:10px}
  .header-inner{height:68px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  :root{--gut:16px}
  body{font-size:15.5px}
  .card,.scene-card,.price-card{padding:22px}
  .hero-actions .btn,.page-hero .btn{width:100%}
  .logo-text span{letter-spacing:1.6px}
}

/* roulang page: category1 */
:root{
 --primary:#e2542b;
 --primary-dark:#b93f1b;
 --primary-soft:#fdf0ea;
 --accent:#1f7a6a;
 --accent-soft:#e8f4f1;
 --ink:#191714;
 --text:#33302b;
 --muted:#797066;
 --line:#ece4da;
 --line-strong:#e0d3c4;
 --bg:#fdfaf6;
 --bg-soft:#f8f2ec;
 --surface:#ffffff;
 --r-xs:8px;
 --r-sm:12px;
 --r-md:16px;
 --r-lg:24px;
 --r-pill:999px;
 --sh-xs:0 1px 3px rgba(25,22,18,.05);
 --sh-sm:0 4px 14px rgba(25,22,18,.06);
 --sh-md:0 14px 36px rgba(25,22,18,.10);
 --sh-lg:0 26px 64px rgba(25,22,18,.18);
 --w:1180px;
 --gut:24px;
 --t:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
 text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none;transition:color var(--t),background-color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t)}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;line-height:1.35}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 var(--gut)}

/* ================= 头部导航 ================= */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(253,250,246,.92);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
 width:40px;height:40px;border-radius:13px;
 background:linear-gradient(135deg,var(--primary),#f39066);
 color:#fff;display:grid;place-items:center;
 font-weight:800;font-size:17px;letter-spacing:-.5px;
 box-shadow:0 8px 18px rgba(226,84,43,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:19px;color:var(--ink);letter-spacing:.6px}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:2.4px;margin-top:2px}
.nav{display:flex;align-items:center;gap:18px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{display:block;padding:9px 17px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--text);white-space:nowrap}
.nav-list a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-list a.is-active{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(226,84,43,.28)}
.nav-list a.is-active:hover{background:var(--primary-dark);color:#fff}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
 width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:var(--t)}

/* ================= 按钮 ================= */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 27px;border-radius:var(--r-pill);
 font-size:15px;font-weight:600;border:1px solid transparent;
 transition:var(--t);white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(226,84,43,.30)}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(226,84,43,.36)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.46)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-dark);box-shadow:var(--sh-sm)}
.btn--sm{padding:10px 20px;font-size:14px}

/* ================= 内页首屏 ================= */
.page-hero{
 position:relative;
 background-image:url('/assets/images/3953be721f5a5279.webp');
 background-size:cover;background-position:center;
 padding:72px 0 66px;color:#fff;overflow:hidden;
}
.page-hero::before{
 content:"";position:absolute;inset:0;
 background:linear-gradient(100deg,rgba(20,15,11,.94) 0%,rgba(20,15,11,.82) 48%,rgba(20,15,11,.42) 100%);
}
.page-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.66)}
.crumb a:hover{color:#ffb28f}
.crumb i{font-style:normal;opacity:.5}
.page-hero h1{font-size:clamp(27px,3.6vw,42px);color:#fff;margin:20px 0 18px;letter-spacing:-.5px;max-width:840px}
.page-hero h1 em{font-style:normal;color:#ffb28f}
.hero-lead{font-size:16.5px;line-height:1.92;color:rgba(255,255,255,.84);max-width:760px}
.hero-tags{display:flex;flex-wrap:wrap;gap:11px;margin-top:26px}
.hero-tags li{
 display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:var(--r-pill);
 background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.18);
 font-size:13.5px;color:rgba(255,255,255,.9);
}
.hero-tags li::before{content:"";width:6px;height:6px;border-radius:50%;background:#ffb28f;flex:0 0 auto}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}

/* ================= 板块 ================= */
.sec{padding:78px 0}
.sec--soft{background:var(--bg-soft)}
.sec--ink{background:var(--ink);color:rgba(255,255,255,.78)}
.sec--tight{padding:60px 0}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:9px;
 font-size:12.5px;font-weight:700;letter-spacing:1.8px;
 color:var(--primary-dark);
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--primary)}
.sec-head--center .eyebrow::before{display:none}
.sec-title{font-size:clamp(22px,2.6vw,31px);margin:14px 0 14px;letter-spacing:-.3px}
.sec-lead{font-size:15.5px;color:var(--muted);line-height:1.88}
.sec--ink .sec-title{color:#fff}
.sec--ink .sec-lead{color:rgba(255,255,255,.7)}
.sec--ink .eyebrow{color:#ffb28f}

/* ================= 网格 ================= */
.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-5{grid-template-columns:repeat(5,1fr)}

/* ================= 数据速览 ================= */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
 background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
 box-shadow:var(--sh-sm);
}
.stat{padding:28px 26px;background:var(--surface)}
.stat b{display:block;font-size:30px;color:var(--primary-dark);letter-spacing:-.5px;line-height:1.2}
.stat b span{font-size:15px;color:var(--muted);font-weight:600;margin-left:2px}
.stat h3{font-size:15px;margin:10px 0 6px}
.stat p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ================= 卡片 ================= */
.card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 overflow:hidden;box-shadow:var(--sh-xs);
 display:flex;flex-direction:column;
 transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .badge{
 position:absolute;left:14px;top:14px;
 padding:5px 13px;border-radius:var(--r-pill);
 background:rgba(25,23,20,.72);color:#fff;font-size:12.5px;font-weight:600;
 backdrop-filter:blur(6px);
}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:17.5px;letter-spacing:-.2px}
.card-text{font-size:14.5px;color:var(--muted);line-height:1.82}
.tag-list{display:flex;flex-wrap:wrap;gap:8px}
.tag{
 display:inline-block;padding:5px 12px;border-radius:var(--r-pill);
 background:var(--primary-soft);color:var(--primary-dark);
 font-size:12.5px;font-weight:600;
}
.tag--accent{background:var(--accent-soft);color:var(--accent)}
.tag--line{background:transparent;border:1px solid var(--line-strong);color:var(--muted)}
.spec-list{display:flex;flex-direction:column;gap:7px;margin-top:auto;padding-top:12px;border-top:1px dashed var(--line)}
.spec-list li{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--muted)}
.spec-list li b{color:var(--text);font-weight:600}

/* ================= 频道方向 ================= */
.dir-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 padding:24px 22px;box-shadow:var(--sh-xs);
 transition:transform var(--t),box-shadow var(--t),border-color var(--t);
 display:flex;flex-direction:column;gap:12px;
}
.dir-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--primary)}
.dir-icon{
 width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
 background:var(--primary-soft);color:var(--primary-dark);font-weight:800;font-size:16px;
}
.dir-card h3{font-size:17px}
.dir-card p{font-size:14px;color:var(--muted);line-height:1.8}
.dir-card .dir-meta{font-size:13px;color:var(--accent);font-weight:600;margin-top:auto}

/* ================= 挑选标准 ================= */
.std-list{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.std-item{
 display:flex;gap:18px;padding:24px;border-radius:var(--r-lg);
 background:var(--surface);border:1px solid var(--line);box-shadow:var(--sh-xs);
 transition:box-shadow var(--t),transform var(--t);
}
.std-item:hover{transform:translateY(-4px);box-shadow:var(--sh-sm)}
.std-num{
 flex:0 0 auto;width:42px;height:42px;border-radius:12px;
 background:var(--ink);color:#fff;display:grid;place-items:center;
 font-weight:800;font-size:15px;
}
.std-item h3{font-size:16.5px;margin-bottom:8px}
.std-item p{font-size:14px;color:var(--muted);line-height:1.82}

/* ================= 场景专题 ================= */
.scene{
 border-radius:var(--r-lg);overflow:hidden;position:relative;
 min-height:280px;display:flex;align-items:flex-end;
 background:var(--ink);
}
.scene img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.62;transition:transform .6s cubic-bezier(.4,0,.2,1)}
.scene:hover img{transform:scale(1.06)}
.scene::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,15,11,.05) 30%,rgba(20,15,11,.88) 100%)}
.scene-inner{position:relative;z-index:2;padding:24px 22px;color:#fff}
.scene-inner h3{color:#fff;font-size:18px;margin-bottom:8px}
.scene-inner p{font-size:13.8px;color:rgba(255,255,255,.8);line-height:1.78}

/* ================= 对照与价格 ================= */
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.compare{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 padding:26px 24px;box-shadow:var(--sh-xs);
 transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.compare:hover{transform:translateY(-5px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.compare.is-best{border-color:var(--primary);box-shadow:0 16px 40px rgba(226,84,43,.14)}
.compare h3{font-size:17px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.compare .price{font-size:20px;color:var(--primary-dark);font-weight:800;margin:12px 0 4px}
.compare .price small{font-size:13px;color:var(--muted);font-weight:500;margin-left:6px}
.compare ul{display:flex;flex-direction:column;gap:9px;margin-top:16px;padding-top:16px;border-top:1px dashed var(--line)}
.compare ul li{font-size:14px;color:var(--muted);line-height:1.78;padding-left:20px;position:relative}
.compare ul li::before{
 content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:50%;
 background:var(--accent);
}
.cycle-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:30px}
.cycle{
 background:var(--surface);border:1px dashed var(--line-strong);border-radius:var(--r-md);
 padding:20px 18px;
}
.cycle b{display:block;font-size:14.5px;color:var(--ink);margin-bottom:6px}
.cycle span{font-size:13px;color:var(--muted);line-height:1.7}
.cycle em{display:block;font-style:normal;font-size:13px;color:var(--primary-dark);font-weight:700;margin-bottom:4px}

/* ================= 使用反馈 ================= */
.voice{
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
 border-radius:var(--r-lg);padding:26px 24px;display:flex;flex-direction:column;gap:16px;
 transition:background var(--t),transform var(--t);
}
.voice:hover{background:rgba(255,255,255,.10);transform:translateY(-4px)}
.voice p{font-size:14.5px;line-height:1.9;color:rgba(255,255,255,.82)}
.voice-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid rgba(255,255,255,.12)}
.voice-avatar{
 width:38px;height:38px;border-radius:50%;flex:0 0 auto;
 background:linear-gradient(135deg,var(--primary),#f39066);
 display:grid;place-items:center;color:#fff;font-weight:700;font-size:14px;
}
.voice-meta b{display:block;color:#fff;font-size:14px}
.voice-meta span{font-size:12.5px;color:rgba(255,255,255,.55)}

/* ================= FAQ ================= */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:6px 22px;box-shadow:var(--sh-xs);transition:border-color var(--t),box-shadow var(--t);
}
.faq-item:hover{border-color:var(--line-strong);box-shadow:var(--sh-sm)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 0;
 display:flex;align-items:flex-start;justify-content:space-between;gap:18px;
 font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex:0 0 auto;width:26px;height:26px;border-radius:50%;
 background:var(--primary-soft);color:var(--primary-dark);
 display:grid;place-items:center;font-size:17px;font-weight:700;
 transition:transform var(--t),background var(--t);
}
.faq-item[open] summary::after{content:"−";background:var(--primary);color:#fff;transform:rotate(180deg)}
.faq-answer{padding:0 0 20px;font-size:14.5px;color:var(--muted);line-height:1.9;border-top:1px dashed var(--line);padding-top:16px}

/* ================= 收口行动区 ================= */
.cta-band{
 position:relative;overflow:hidden;color:#fff;
 background-image:url('/assets/images/fcb51205b8029655.webp');
 background-size:cover;background-position:center;
 padding:76px 0;
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(96deg,rgba(20,15,11,.94),rgba(20,15,11,.7))}
.cta-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}
.cta-inner h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;letter-spacing:-.3px}
.cta-inner p{font-size:15px;color:rgba(255,255,255,.78);max-width:620px;line-height:1.88}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.anchor{display:block;position:relative;top:-96px;visibility:hidden}

/* ================= 页脚 ================= */
.site-footer{background:var(--ink);color:rgba(255,255,255,.66);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand b{color:#fff;font-size:18px;letter-spacing:.6px}
.footer-desc{font-size:14px;line-height:1.88;color:rgba(255,255,255,.6);max-width:400px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.4px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.62)}
.footer-links a:hover{color:#ffb28f}
.footer-bottom{
 display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
 margin-top:48px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
 font-size:13px;color:rgba(255,255,255,.45);
}

/* ================= 响应式 ================= */
@media (max-width:1024px){
 .grid-5{grid-template-columns:repeat(3,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .compare-grid{grid-template-columns:1fr}
 .cycle-list{grid-template-columns:repeat(2,1fr)}
 .footer-grid{grid-template-columns:1fr 1fr}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .nav-list a{padding:9px 13px;font-size:14.5px}
}
@media (max-width:860px){
 .nav-toggle{display:flex}
 .nav{position:relative}
 .nav-list{
  position:absolute;right:0;top:calc(100% + 16px);
  flex-direction:column;align-items:stretch;gap:4px;
  width:220px;padding:12px;border-radius:var(--r-md);
  background:var(--surface);border:1px solid var(--line);box-shadow:var(--sh-md);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:opacity var(--t),transform var(--t),visibility var(--t);
 }
 .nav-list.is-open{opacity:1;visibility:visible;transform:translateY(0)}
 .nav-list a{padding:11px 14px;border-radius:var(--r-sm)}
 .nav-cta{display:none}
 .grid-5,.grid-3,.grid-2{grid-template-columns:repeat(2,1fr)}
 .std-list{grid-template-columns:1fr}
}
@media (max-width:768px){
 .header-inner{height:68px}
 .sec{padding:60px 0}
 .page-hero{padding:56px 0 52px}
 .cta-band{padding:60px 0}
 .cta-inner{flex-direction:column;align-items:flex-start}
 .grid-5,.grid-3,.grid-2{grid-template-columns:1fr}
 .cycle-list{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:1fr}
 .footer-grid{grid-template-columns:1fr;gap:30px}
 .card-media{aspect-ratio:16/9}
}
@media (max-width:520px){
 body{font-size:15.4px}
 .logo-text span{display:none}
 .sec{padding:48px 0}
 .hero-tags li{font-size:12.5px;padding:7px 13px}
 .hero-actions .btn{width:100%}
 .btn{padding:12px 22px}
 .std-item{flex-direction:column;gap:12px}
}

/* roulang page: category3 */
:root{
 --primary:#e2542b;
 --primary-dark:#b93f1b;
 --primary-soft:#fdf0ea;
 --accent:#1f7a6a;
 --accent-soft:#e8f4f1;
 --ink:#191714;
 --text:#33302b;
 --muted:#797066;
 --line:#ece4da;
 --line-strong:#e0d3c4;
 --bg:#fdfaf6;
 --bg-soft:#f8f2ec;
 --surface:#ffffff;
 --r-xs:8px;
 --r-sm:12px;
 --r-md:16px;
 --r-lg:24px;
 --r-pill:999px;
 --sh-xs:0 1px 3px rgba(25,22,18,.05);
 --sh-sm:0 4px 14px rgba(25,22,18,.06);
 --sh-md:0 14px 36px rgba(25,22,18,.10);
 --sh-lg:0 26px 64px rgba(25,22,18,.18);
 --w:1180px;
 --gut:24px;
 --t:.28s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
 font-size:16px;line-height:1.78;color:var(--text);background:var(--bg);
 -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
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(--t),background-color var(--t),border-color var(--t),transform var(--t),box-shadow var(--t)}
img{max-width:100%;display:block;height:auto}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid rgba(226,84,43,.45);outline-offset:3px;border-radius:var(--r-xs)}

.container{width:100%;max-width:var(--w);margin:0 auto;padding:0 var(--gut)}

/* ================= 头部导航 ================= */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(253,250,246,.92);
 backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.logo{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.logo-mark{
 width:40px;height:40px;border-radius:13px;
 background:linear-gradient(135deg,var(--primary),#f39066);
 color:#fff;display:grid;place-items:center;font-weight:800;font-size:17px;letter-spacing:-.5px;
 box-shadow:0 8px 18px rgba(226,84,43,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text b{font-size:19px;color:var(--ink);letter-spacing:.6px}
.logo-text span{font-size:11px;color:var(--muted);letter-spacing:2.4px;margin-top:2px}
.nav{display:flex;align-items:center;gap:18px}
.nav-list{display:flex;align-items:center;gap:4px}
.nav-list a{display:block;padding:9px 17px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--text);white-space:nowrap}
.nav-list a:hover{background:var(--primary-soft);color:var(--primary-dark)}
.nav-list a.is-active{background:var(--primary);color:#fff;box-shadow:0 8px 18px rgba(226,84,43,.28)}
.nav-list a.is-active:hover{background:var(--primary-dark);color:#fff}
.nav-toggle{
 display:none;flex-direction:column;justify-content:center;align-items:center;gap:4px;
 width:44px;height:44px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--surface);
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:var(--t)}

/* ================= 按钮 ================= */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 27px;border-radius:var(--r-pill);font-size:15px;font-weight:600;
 border:1px solid transparent;transition:var(--t);white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#fff;box-shadow:0 10px 24px rgba(226,84,43,.30)}
.btn--primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 14px 30px rgba(226,84,43,.36)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.46)}
.btn--ghost:hover{background:#fff;color:var(--ink);border-color:#fff}
.btn--outline{background:var(--surface);color:var(--ink);border-color:var(--line-strong)}
.btn--outline:hover{border-color:var(--primary);color:var(--primary-dark);box-shadow:var(--sh-sm)}
.btn--sm{padding:10px 20px;font-size:14px}

/* ================= 通用板块 ================= */
.section{padding:80px 0}
.section--soft{background:var(--bg-soft)}
.section--tight{padding:60px 0}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
 display:inline-flex;align-items:center;gap:9px;
 font-size:12.5px;font-weight:700;letter-spacing:1.8px;color:var(--primary-dark);text-transform:uppercase;
}
.eyebrow::before{content:"";width:20px;height:2px;border-radius:2px;background:var(--primary)}
.sec-head--center .eyebrow::before{display:none}
.sec-title{font-size:clamp(23px,2.6vw,32px);line-height:1.35;color:var(--ink);margin:14px 0 12px;letter-spacing:-.3px}
.sec-desc{font-size:16px;color:var(--muted);line-height:1.86}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

/* ================= 内页横幅 ================= */
.page-banner{
 position:relative;overflow:hidden;padding:78px 0 70px;color:#fff;
 background-image:url('/assets/images/fcb51205b8029655.webp');
 background-size:cover;background-position:center;
}
.page-banner::before{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(19,15,11,.90) 0%,rgba(19,15,11,.78) 55%,rgba(19,15,11,.86) 100%);
}
.page-banner .container{position:relative;z-index:2;max-width:900px;text-align:center}
.crumb{display:flex;justify-content:center;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:24px}
.crumb a:hover{color:#ffb28f}
.crumb span[aria-hidden]{opacity:.5}
.banner-kicker{
 display:inline-flex;align-items:center;gap:9px;padding:7px 18px;border-radius:var(--r-pill);
 background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);
 font-size:13.5px;letter-spacing:.6px;color:rgba(255,255,255,.92);
}
.banner-kicker i{width:8px;height:8px;border-radius:50%;background:#ffb28f;display:block;font-style:normal}
.banner-title{font-size:clamp(28px,4vw,44px);line-height:1.3;color:#fff;margin:22px 0 18px;letter-spacing:-.6px}
.banner-title em{font-style:normal;color:#ffb28f}
.banner-sub{font-size:16.5px;line-height:1.92;color:rgba(255,255,255,.84);max-width:760px;margin:0 auto}
.banner-tags{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px}
.banner-tags li{
 padding:8px 18px;border-radius:var(--r-pill);
 background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.16);
 font-size:13.5px;color:rgba(255,255,255,.9);
}

/* ================= 速览统计 ================= */
.stat-strip{
 display:grid;grid-template-columns:repeat(4,1fr);gap:0;
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
 box-shadow:var(--sh-sm);overflow:hidden;
}
.stat-item{padding:30px 26px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-num{font-size:30px;font-weight:800;color:var(--primary);line-height:1.2;letter-spacing:-.5px}
.stat-num small{font-size:15px;font-weight:700;color:var(--primary-dark);margin-left:3px}
.stat-label{font-size:14.5px;font-weight:600;color:var(--ink);margin-top:8px}
.stat-note{font-size:13.5px;color:var(--muted);margin-top:6px;line-height:1.7}

/* ================= 线条卡 ================= */
.line-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:26px 24px;transition:var(--t);height:100%;
}
.line-card:hover{transform:translateY(-4px);box-shadow:var(--sh-md);border-color:var(--line-strong)}
.line-card h3{font-size:18px;color:var(--ink);margin-bottom:10px}
.line-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.line-card .badge{margin-bottom:14px}

.badge{
 display:inline-flex;align-items:center;gap:6px;
 padding:5px 13px;border-radius:var(--r-pill);
 background:var(--primary-soft);color:var(--primary-dark);
 font-size:12.5px;font-weight:700;letter-spacing:.4px;
}
.badge--accent{background:var(--accent-soft);color:var(--accent)}
.badge--line{background:transparent;border:1px solid var(--line-strong);color:var(--muted);font-weight:600}

/* ================= 标准卡 ================= */
.std-card{
 position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:28px 24px 26px;transition:var(--t);height:100%;
}
.std-card:hover{border-color:var(--primary);box-shadow:var(--sh-md);transform:translateY(-4px)}
.std-index{
 display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;
 background:var(--primary-soft);color:var(--primary-dark);font-weight:800;font-size:15px;margin-bottom:16px;
}
.std-card h3{font-size:17.5px;color:var(--ink);margin-bottom:9px}
.std-card p{font-size:14.5px;color:var(--muted);line-height:1.82}

/* ================= 品类矩阵 ================= */
.cat-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 overflow:hidden;transition:var(--t);height:100%;display:flex;flex-direction:column;
}
.cat-card:hover{transform:translateY(-5px);box-shadow:var(--sh-md)}
.cat-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-soft)}
.cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.4,0,.2,1)}
.cat-card:hover .cat-media img{transform:scale(1.06)}
.cat-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(19,15,11,0) 45%,rgba(19,15,11,.42) 100%)}
.cat-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{font-size:18px;color:var(--ink)}
.cat-body p{font-size:14.5px;color:var(--muted);line-height:1.8}
.cat-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:12px}
.cat-meta span{font-size:12.5px;color:var(--muted);background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--r-pill);padding:4px 11px}

/* ================= 清单行 ================= */
.list-rows{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:var(--surface);box-shadow:var(--sh-xs)}
.list-head,.list-row{display:grid;grid-template-columns:1.5fr 1fr 1.3fr 1.4fr;gap:18px;padding:18px 26px;align-items:center}
.list-head{background:var(--bg-soft);font-size:13px;font-weight:700;letter-spacing:1px;color:var(--muted);text-transform:uppercase}
.list-row{border-top:1px solid var(--line);transition:background-color var(--t)}
.list-row:hover{background:var(--primary-soft)}
.list-name{font-size:15.5px;font-weight:700;color:var(--ink)}
.list-spec{font-size:14px;color:var(--muted)}
.list-fit{font-size:14px;color:var(--text)}
.list-tip{font-size:13.8px;color:var(--muted)}
.list-tip b{color:var(--primary-dark);font-weight:600}

/* ================= 图文分栏 ================= */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:center}
.split-media{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-md);position:relative}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:14px 18px;
 background:linear-gradient(180deg,rgba(19,15,11,0),rgba(19,15,11,.78));
 color:rgba(255,255,255,.9);font-size:13px;
}
.note-list{display:flex;flex-direction:column;gap:18px;margin-top:22px}
.note-item{display:flex;gap:16px;padding:20px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t)}
.note-item:hover{box-shadow:var(--sh-sm);border-color:var(--line-strong)}
.note-dot{flex:0 0 auto;width:10px;height:10px;border-radius:50%;background:var(--primary);margin-top:9px}
.note-item h3{font-size:16.5px;color:var(--ink);margin-bottom:6px}
.note-item p{font-size:14.5px;color:var(--muted);line-height:1.8}

/* ================= 价格卡 ================= */
.price-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
 padding:28px 24px;height:100%;display:flex;flex-direction:column;gap:12px;transition:var(--t);
}
.price-card:hover{box-shadow:var(--sh-md);transform:translateY(-4px)}
.price-card h3{font-size:17.5px;color:var(--ink)}
.price-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.price-tag{font-size:26px;font-weight:800;color:var(--accent);line-height:1.2}
.price-tag small{font-size:13.5px;font-weight:600;color:var(--muted);margin-left:6px}

/* ================= 口碑 ================= */
.quote-card{
 background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--primary);
 border-radius:var(--r-md);padding:26px 24px;height:100%;display:flex;flex-direction:column;gap:16px;
 transition:var(--t);
}
.quote-card:hover{box-shadow:var(--sh-md);transform:translateY(-4px)}
.quote-card blockquote{font-size:15px;color:var(--text);line-height:1.86}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto}
.quote-avatar{
 width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
 background:var(--accent-soft);color:var(--accent);font-weight:700;font-size:14px;flex:0 0 auto;
}
.quote-who b{display:block;font-size:14.5px;color:var(--ink)}
.quote-who span{font-size:12.8px;color:var(--muted)}
.stars{color:#e8a13a;font-size:13px;letter-spacing:2px}

/* ================= FAQ ================= */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);transition:var(--t)}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--sh-sm)}
.faq-item summary{
 list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:20px 24px;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;flex:0 0 auto;width:22px;height:22px}
.faq-icon::before,.faq-icon::after{
 content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;transform:translate(-50%,-50%);
}
.faq-icon::before{width:14px;height:2px}
.faq-icon::after{width:2px;height:14px;transition:transform var(--t)}
.faq-item[open] .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-body{padding:0 24px 22px;font-size:14.8px;color:var(--muted);line-height:1.88}

/* ================= 收口 CTA ================= */
.cta-band{
 position:relative;overflow:hidden;color:#fff;padding:74px 0;
 background-image:url('/assets/images/b840b958f2725651.jpg');
 background-size:cover;background-position:center;
}
.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(19,15,11,.92),rgba(19,15,11,.68))}
.cta-band .container{position:relative;z-index:2}
.cta-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:44px;align-items:center}
.cta-band h2{font-size:clamp(24px,3vw,32px);color:#fff;line-height:1.34;margin-bottom:14px}
.cta-band p{font-size:16px;color:rgba(255,255,255,.82);line-height:1.88;max-width:560px}
.cta-points{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cta-points li{
 padding:8px 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.1);
 border:1px solid rgba(255,255,255,.18);font-size:13.5px;color:rgba(255,255,255,.9);
}
.cta-form{
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
 border-radius:var(--r-lg);padding:28px 26px;backdrop-filter:blur(8px);
}
.cta-form h3{font-size:17px;color:#fff;margin-bottom:16px}
.form-row{display:flex;gap:12px}
.form-row input{
 flex:1;min-width:0;padding:13px 18px;border-radius:var(--r-pill);
 border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.94);color:var(--ink);font-size:15px;
}
.form-row input::placeholder{color:#9a9086}
.form-row input:focus{outline:3px solid rgba(226,84,43,.5);outline-offset:2px}
.form-note{font-size:13px;color:rgba(255,255,255,.66);margin-top:14px;line-height:1.7}

/* ================= 页脚 ================= */
.site-footer{background:#1c1815;color:rgba(255,255,255,.72);padding:66px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand b{font-size:19px;color:#fff;letter-spacing:.6px}
.site-footer h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.6px}
.footer-desc{font-size:14px;line-height:1.86;color:rgba(255,255,255,.66);max-width:360px}
.footer-links{display:flex;flex-direction:column;gap:11px}
.footer-links a{font-size:14px;color:rgba(255,255,255,.7)}
.footer-links a:hover{color:#ffb28f}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-top:24px;font-size:13.5px;color:rgba(255,255,255,.5)}

/* ================= 响应式 ================= */
@media (max-width:1024px){
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .stat-strip{grid-template-columns:repeat(2,1fr)}
 .stat-item:nth-child(2){border-right:0}
 .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
 .split{grid-template-columns:1fr;gap:30px}
 .cta-grid{grid-template-columns:1fr;gap:32px}
 .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
 .list-head{display:none}
 .list-row{grid-template-columns:1fr 1fr;gap:10px 18px;padding:20px 22px}
 .list-tip{grid-column:1 / -1}
}
@media (max-width:860px){
 .nav-list{
  position:absolute;left:0;right:0;top:76px;
  flex-direction:column;align-items:stretch;gap:6px;
  background:var(--surface);border-bottom:1px solid var(--line);
  padding:14px var(--gut) 20px;box-shadow:var(--sh-md);
  display:none;
 }
 .nav-list.is-open{display:flex}
 .nav-list a{padding:12px 16px;border-radius:var(--r-sm)}
 .nav-toggle{display:flex}
 .nav-cta{display:none}
 .nav{position:relative}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .section{padding:62px 0}
 .page-banner{padding:60px 0 54px}
}
@media (max-width:768px){
 .header-inner{height:68px}
 .logo-text span{display:none}
 .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:1fr}
 .stat-item{border-right:0;border-bottom:1px solid var(--line)}
 .stat-item:last-child{border-bottom:0}
 .footer-grid{grid-template-columns:1fr}
 .footer-bottom{justify-content:flex-start}
 .form-row{flex-direction:column}
 .cta-form{padding:24px 20px}
}
@media (max-width:520px){
 .section{padding:52px 0}
 .banner-title{font-size:26px}
 .sec-title{font-size:22px}
 .list-row{grid-template-columns:1fr;gap:6px}
 .list-card,.line-card,.std-card{padding:22px 18px}
 .banner-tags li{font-size:12.5px;padding:7px 14px}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}