/* roulang page: index */
:root{
  --brand:#FF6A3D;
  --brand-deep:#E24E22;
  --accent:#FFB020;
  --support:#2F7E76;
  --ink:#1C1A17;
  --ink-2:#5A554E;
  --line:#EFE6DD;
  --bg:#FFF9F4;
  --card:#FFFFFF;
  --r-card:20px;
  --r-img:16px;
  --r-block:32px;
  --pill:999px;
  --sh:0 4px 16px rgba(28,26,23,.06),0 1px 2px rgba(28,26,23,.04);
  --sh-lift:0 12px 28px rgba(255,106,61,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:var(--brand)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.container{max-width:1200px;margin:0 auto;padding:0 20px;width:100%}
@media (min-width:768px){.container{padding:0 32px}}
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:28px}
.section-title{font-size:clamp(22px,3vw,28px);font-weight:700;letter-spacing:.2px;line-height:1.3}
.section-sub{font-size:13px;color:var(--ink-2);margin-top:8px;max-width:640px}
.text-link{font-size:14px;color:var(--brand);font-weight:600;white-space:nowrap;display:inline-flex;align-items:center;gap:6px;min-height:44px}
.text-link:hover{color:var(--brand-deep)}
.text-link i{transition:transform .22s var(--ease)}
.text-link:hover i{transform:translateX(4px)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,250,246,.94);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease);
}
.site-header.scrolled{box-shadow:0 4px 18px rgba(28,26,23,.08)}
.nav-inner{display:flex;align-items:center;gap:18px;height:64px}
@media (max-width:767px){.nav-inner{height:56px}}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--brand);letter-spacing:.2px;flex:0 0 auto}
.brand:hover{color:var(--brand-deep)}
.brand-mark{
  width:30px;height:30px;border-radius:9px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;
}
.nav-links{display:none;align-items:center;gap:4px;margin-left:6px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-links a{
  position:relative;font-size:14.5px;color:var(--ink-2);padding:10px 12px;border-radius:10px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-links a:hover{color:var(--brand);background:#FFF3EA}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-links a.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.search-box{
  display:none;align-items:center;gap:8px;background:#FFF3EA;border:1px solid transparent;
  border-radius:var(--pill);padding:0 14px;height:40px;min-width:196px;transition:border-color .2s var(--ease),background .2s var(--ease);
}
@media (min-width:768px){.search-box{display:flex}}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(255,106,61,.14)}
.search-box i{color:var(--ink-2);font-size:13px}
.search-box input{border:0;background:transparent;outline:none;font-size:14px;width:100%;color:var(--ink)}
.search-box input::placeholder{color:#A79F96}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--pill);padding:0 20px;height:44px;font-size:15px;font-weight:600;
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--sh)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--sh-lift)}
.btn-primary:active{transform:scale(.98)}
.btn-outline{border:1.5px solid var(--line);background:#fff;color:var(--ink)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-outline:active{transform:scale(.98)}
.btn-white{background:#fff;color:var(--brand)}
.btn-white:hover{color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 10px 24px rgba(28,26,23,.18)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.nav-cta{display:none}
@media (min-width:1024px){.nav-cta{display:inline-flex}}
.menu-btn{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  color:var(--ink);font-size:18px;border:1px solid var(--line);background:#fff;
}
@media (min-width:1024px){.menu-btn{display:none}}
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;transform:translateX(100%);
  transition:transform .3s var(--ease);display:flex;flex-direction:column;padding:18px 20px 28px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px}
.drawer a.drawer-link{
  display:flex;align-items:center;justify-content:space-between;height:56px;font-size:16px;
  border-bottom:1px solid var(--line);color:var(--ink);
}
.drawer a.drawer-link.active{color:var(--brand);font-weight:600}
.drawer-foot{margin-top:auto;padding-top:22px;display:flex;flex-direction:column;gap:12px}

/* Hero */
.hero-band{position:relative;background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;overflow:hidden}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 82% 8%, rgba(255,176,32,.24), transparent 62%),
    radial-gradient(700px 360px at 8% 92%, rgba(255,106,61,.16), transparent 60%),
    linear-gradient(180deg, rgba(255,249,244,.95), rgba(255,249,244,.88));
}
.hero-band>*{position:relative;z-index:1}
.hero-grid{display:grid;gap:38px;padding:44px 0 56px;align-items:center}
@media (min-width:1024px){.hero-grid{grid-template-columns:5fr 7fr;gap:52px;padding:72px 0 96px;min-height:78vh}}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--brand);
  background:rgba(255,106,61,.1);border:1px solid rgba(255,106,61,.2);border-radius:var(--pill);padding:6px 14px;
}
.hero-title{font-size:clamp(28px,5vw,44px);line-height:1.25;font-weight:700;margin:18px 0 14px;letter-spacing:.2px}
.hero-title em{font-style:normal;color:var(--brand)}
.hero-lead{font-size:clamp(15px,2vw,18px);color:var(--ink-2);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 22px}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px 26px;font-size:13px;color:var(--ink-2)}
.hero-stats b{color:var(--ink);font-size:19px;font-variant-numeric:tabular-nums;margin-right:5px}
.hero-cards{display:flex;gap:14px;justify-content:center;align-items:center;overflow-x:auto;padding:18px 4px 22px;scroll-snap-type:x mandatory}
.hero-cards::-webkit-scrollbar{height:6px}
.hero-cards::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.vcard{
  flex:0 0 auto;width:150px;background:#fff;padding:5px;border-radius:24px;box-shadow:0 18px 36px rgba(28,26,23,.14);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);scroll-snap-align:center;
}
@media (min-width:640px){.vcard{width:172px}}
@media (min-width:1024px){.vcard{width:186px}}
.vcard img{width:100%;aspect-ratio:9/16;object-fit:cover;border-radius:20px}
.vcard-cap{font-size:12px;color:var(--ink-2);text-align:center;padding:8px 4px 4px}
.rot-l{transform:rotate(-4deg)}
.rot-r{transform:rotate(4deg)}
.vcard:hover,.vcard:focus-within{transform:translateY(-8px) rotate(0deg);box-shadow:0 22px 40px rgba(255,106,61,.2)}

/* 爆款片段横滚 */
.clip-row{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 16px;scroll-snap-type:x mandatory}
.clip-row::-webkit-scrollbar{height:6px}
.clip-row::-webkit-scrollbar-thumb{background:var(--line);border-radius:99px}
.clip-card{
  position:relative;flex:0 0 232px;border-radius:var(--r-card);overflow:hidden;background:#1C1A17;
  scroll-snap-align:start;box-shadow:var(--sh);transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
@media (min-width:768px){.clip-card{flex:0 0 268px}}
.clip-card img{width:100%;aspect-ratio:9/16;object-fit:cover;opacity:.92;transition:transform .32s var(--ease)}
.clip-card:hover img{transform:scale(1.04)}
.clip-card:hover{box-shadow:var(--sh-lift)}
.clip-dur{
  position:absolute;top:12px;left:12px;font-size:11.5px;color:#fff;background:rgba(28,26,23,.62);
  border-radius:var(--pill);padding:4px 10px;backdrop-filter:blur(4px);
}
.clip-views{position:absolute;top:12px;right:12px;font-size:11.5px;color:#fff;text-shadow:0 1px 6px rgba(0,0,0,.5)}
.clip-mask{position:absolute;inset:auto 0 0 0;padding:34px 14px 14px;background:linear-gradient(to top,rgba(28,26,23,.86),rgba(28,26,23,0))}
.clip-title{color:#fff;font-size:14.5px;font-weight:600;line-height:1.45}
.clip-tag{display:inline-block;margin-top:8px;font-size:11.5px;color:#FFE2D5;background:rgba(255,106,61,.32);border-radius:var(--pill);padding:3px 10px}
.clip-play{
  position:absolute;left:50%;top:50%;width:48px;height:48px;border-radius:50%;background:rgba(255,255,255,.9);
  color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:16px;
  transform:translate(-50%,-50%) scale(.7);opacity:0;transition:opacity .24s var(--ease),transform .24s var(--ease);
}
.clip-card:hover .clip-play,.clip-card:focus-within .clip-play{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* 种草清单 */
.rank-grid{display:grid;gap:2px}
@media (min-width:1024px){.rank-grid{grid-template-columns:1fr 1fr;column-gap:26px}}
.rank-row{
  display:flex;align-items:center;gap:14px;padding:14px 14px;border-bottom:1px solid var(--line);
  border-radius:14px;transition:background .22s var(--ease);
}
.rank-row:hover{background:#FFF3EA}
.rank-num{
  flex:0 0 auto;min-width:52px;font-size:clamp(30px,3.6vw,44px);font-weight:700;color:var(--brand);
  line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-1px;
}
.rank-thumb{flex:0 0 auto;width:64px;height:64px;border-radius:18px;object-fit:cover}
@media (min-width:768px){.rank-thumb{width:72px;height:72px}}
.rank-body{flex:1 1 auto;min-width:0}
.rank-title{font-size:15.5px;font-weight:600;line-height:1.45}
.rank-reason{font-size:13px;color:var(--ink-2);margin-top:3px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-go{
  flex:0 0 auto;width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--brand);font-size:13px;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease);
}
.rank-row:hover .rank-go{transform:translateX(4px);background:var(--brand);color:#fff;border-color:var(--brand)}

/* 最新信息 */
.news-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--sh);transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lift);border-color:#FFD9C9}
.news-cover{overflow:hidden;background:#FFF3EA}
.news-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .32s var(--ease)}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.badge-soft{
  align-self:flex-start;font-size:12px;font-weight:600;color:var(--support);
  background:rgba(47,126,118,.12);border-radius:var(--pill);padding:4px 11px;
}
.news-title{font-size:16.5px;font-weight:600;line-height:1.5;transition:color .2s var(--ease);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-card:hover .news-title{color:var(--brand)}
.news-sum{font-size:13.5px;color:var(--ink-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--ink-2)}
.news-meta i{color:var(--brand)}
.empty-state{
  border:1px dashed var(--line);border-radius:var(--r-block);background:#fff;
  padding:56px 24px;text-align:center;color:var(--ink-2);
}
.empty-state i{font-size:26px;color:var(--brand);display:block;margin-bottom:12px}
.empty-state p{font-size:14.5px}

/* 口碑条 */
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:20px;
  box-shadow:var(--sh);display:flex;flex-direction:column;gap:12px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--sh-lift)}
.voice-head{display:flex;align-items:center;gap:12px}
.voice-avatar{width:40px;height:40px;border-radius:50%;object-fit:cover;flex:0 0 auto}
.voice-name{font-size:14.5px;font-weight:600}
.stars{color:var(--accent);font-size:12px;letter-spacing:1px}
.voice-text{font-size:14.5px;color:var(--ink);line-height:1.7}
.voice-tag{align-self:flex-start;font-size:12px;color:var(--ink-2);background:#FFF3EA;border-radius:var(--pill);padding:4px 11px}

/* CTA */
.cta-block{
  background:linear-gradient(135deg,var(--brand),var(--accent));
  border-radius:var(--r-block);padding:38px 26px;color:#fff;
  display:flex;flex-direction:column;gap:22px;align-items:flex-start;
  box-shadow:0 18px 40px rgba(255,106,61,.24);
}
@media (min-width:900px){.cta-block{flex-direction:row;align-items:center;justify-content:space-between;padding:52px 48px;gap:40px}}
.cta-block h2{font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.35;margin-bottom:10px}
.cta-block p{font-size:14.5px;color:rgba(255,255,255,.92);max-width:44em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:0 20px;transition:box-shadow .22s var(--ease),border-color .22s var(--ease)}
.faq-item[open]{box-shadow:var(--sh);border-color:#FFD9C9}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:16px;font-weight:600;padding:18px 0;min-height:56px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:400;color:var(--brand);flex:0 0 auto;
  transition:transform .26s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{font-size:15px;line-height:1.85;color:var(--ink-2);padding:0 0 20px 14px;border-left:3px solid var(--brand);margin-left:2px}

/* 页脚 */
.site-footer{background:var(--ink);color:#F3EBE4;margin-top:24px;padding:56px 0 0}
.footer-grid{display:grid;gap:34px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:28px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:#fff;margin-bottom:14px}
.footer-brand:hover{color:var(--accent)}
.footer-desc{font-size:13.5px;color:#C6BDB4;line-height:1.85;max-width:32em}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;letter-spacing:.4px}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:13.5px;color:#C6BDB4;display:inline-flex;align-items:center;min-height:32px}
.footer-links a:hover{color:var(--accent)}
.footer-note{font-size:13.5px;color:#C6BDB4;line-height:1.85}
.footer-bottom{
  margin-top:44px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 28px;
  display:flex;flex-direction:column;gap:8px;font-size:12.5px;color:#A79F96;
}
@media (min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}

/* 返回顶部 */
.to-top{
  position:fixed;right:18px;bottom:96px;width:44px;height:44px;border-radius:50%;
  background:#fff;color:var(--brand);border:1px solid var(--line);box-shadow:var(--sh);
  display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;
  transition:opacity .26s var(--ease),transform .26s var(--ease);z-index:50;
}
.to-top.show{opacity:1;pointer-events:auto}
.to-top:hover{transform:translateY(-3px);box-shadow:var(--sh-lift)}
@media (min-width:768px){.to-top{bottom:32px;right:28px}}

/* 移动端吸附条 */
.sticky-buy{
  position:fixed;left:0;right:0;bottom:0;z-index:70;display:flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.97);border-top:1px solid var(--line);
  padding:10px 16px calc(10px + env(safe-area-inset-bottom));box-shadow:0 -6px 20px rgba(28,26,23,.08);
}
@media (min-width:768px){.sticky-buy{display:none}}
.sticky-buy img{width:44px;height:44px;border-radius:12px;object-fit:cover;flex:0 0 auto}
.sticky-buy .sb-text{flex:1 1 auto;min-width:0}
.sticky-buy .sb-title{font-size:13.5px;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sticky-buy .sb-price{font-size:12px;color:var(--ink-2)}
body{padding-bottom:76px}
@media (min-width:768px){body{padding-bottom:0}}

/* roulang page: article */
:root{
  --brand:#FF6A3D;
  --brand-deep:#E24E22;
  --accent:#FFB020;
  --support:#2F7E76;
  --ink:#1C1A17;
  --ink-2:#5A554E;
  --line:#EFE6DD;
  --bg:#FFF9F4;
  --card:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-block:32px;
  --radius-pill:999px;
  --shadow-card:0 4px 16px rgba(28,26,23,.06), 0 1px 2px rgba(28,26,23,.04);
  --shadow-lift:0 12px 28px rgba(255,106,61,.16);
  --header-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none;transition:color .2s ease-out}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px}
.mono-num{font-variant-numeric:tabular-nums}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#FFFFFF;border-bottom:1px solid var(--line);transition:box-shadow .25s ease-out}
.site-header.scrolled{box-shadow:0 4px 16px rgba(28,26,23,.08)}
.nav-inner{display:flex;align-items:center;gap:26px;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--brand);letter-spacing:.2px}
.brand-mark{width:28px;height:28px;border-radius:9px;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;font-size:13px;flex:0 0 auto}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{position:relative;font-size:15px;font-weight:500;padding:6px 0;color:var(--ink)}
.nav-links a::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .22s ease-out}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1)}
.nav-links a.active{color:var(--brand);font-weight:600}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{display:flex;align-items:center;gap:8px;background:#FBF3EC;border:1px solid var(--line);border-radius:var(--radius-pill);padding:8px 14px;transition:border-color .2s,box-shadow .2s}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,106,61,.15)}
.search-box i{color:var(--ink-2);font-size:13px}
.search-box input{border:0;background:transparent;outline:0;width:168px;font-size:14px}
.search-box input::placeholder{color:#A89F95}
.icon-btn{width:44px;height:44px;display:none;place-items:center;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer;transition:border-color .2s,color .2s}
.icon-btn:hover{border-color:var(--brand);color:var(--brand)}
.menu-btn{width:44px;height:44px;display:none;place-items:center;border-radius:12px;border:1px solid var(--line);background:#fff;cursor:pointer}
.menu-btn:hover{border-color:var(--brand);color:var(--brand)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:0 22px;border-radius:var(--radius-pill);border:1px solid transparent;font-weight:600;font-size:15px;cursor:pointer;white-space:nowrap;transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s,color .2s,border-color .2s}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 4px 16px rgba(255,106,61,.22)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,106,61,.28)}
.btn-primary:active{transform:scale(.98)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--brand-deep)}
.btn-white:hover{color:var(--brand-deep);transform:translateY(-2px);box-shadow:0 12px 28px rgba(28,26,23,.16)}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.text-link{font-size:13.5px;color:var(--brand-deep);font-weight:600;border-bottom:1px solid rgba(255,106,61,.3);padding-bottom:2px}
.text-link:hover{color:var(--brand)}

/* ---------- badge / tag ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;padding:5px 12px;line-height:1.4}
.badge-brand{background:rgba(255,106,61,.12);color:var(--brand-deep)}
.badge-support{background:rgba(47,126,118,.12);color:var(--support)}
.badge-accent{background:rgba(255,176,32,.18);color:#95610A}
.tag{display:inline-flex;align-items:center;min-height:36px;padding:0 14px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--line);font-size:13px;color:var(--ink-2);transition:border-color .2s,color .2s,transform .2s}
.tag:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

/* ---------- drawer ---------- */
.drawer{position:fixed;inset:0;z-index:90;background:#fff;padding:14px 20px 32px;overflow-y:auto;opacity:0;transform:translateY(-10px);pointer-events:none;transition:opacity .24s ease-out,transform .24s ease-out}
.drawer.open{opacity:1;transform:none;pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px}
.drawer-head .icon-btn{display:grid}
.drawer-nav{display:flex;flex-direction:column;margin-top:12px}
.drawer-nav a{display:flex;align-items:center;height:56px;border-bottom:1px solid var(--line);font-size:16px}
.drawer-nav a:hover{color:var(--brand)}

/* ---------- article head ---------- */
.article-head{padding:36px 0 0;background:
  radial-gradient(120% 130% at 88% -10%,rgba(255,176,32,.22),rgba(255,176,32,0) 62%),
  linear-gradient(180deg,#FFF3EA 0%,var(--bg) 92%)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);margin-bottom:20px}
.breadcrumb a{color:var(--ink-2)}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#C9BFB4}
.breadcrumb .current{font-weight:600;color:var(--ink);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.head-badges{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.article-title{font-size:clamp(28px,5vw,44px);line-height:1.25;font-weight:700;margin:16px 0 18px;max-width:920px}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:8px 20px;font-size:13px;color:var(--ink-2);padding-bottom:26px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:#D9CFC4}
.meta-row time{font-variant-numeric:tabular-nums}
.head-visual{position:relative;margin:0 0 -90px;border-radius:var(--radius-block);overflow:hidden;box-shadow:0 16px 36px rgba(28,26,23,.12)}
.head-visual img{width:100%;aspect-ratio:16/7;object-fit:cover}

/* ---------- article body ---------- */
.article-section{padding-top:140px}
.article-panel{max-width:800px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow-card);padding:44px 48px}
.article-body{font-size:16px;line-height:1.9;color:var(--ink)}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{font-size:26px;line-height:1.4;font-weight:700;margin:2em 0 .7em;padding-left:12px;border-left:4px solid var(--brand)}
.article-body h3{font-size:19px;font-weight:600;margin:1.7em 0 .6em}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em}
.article-body li{margin:.4em 0}
.article-body ul li::marker{color:var(--brand)}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{margin:1.5em 0;padding:16px 20px;background:#FFF4EC;border-left:3px solid var(--brand);border-radius:0 14px 14px 0;color:var(--ink-2)}
.article-body img{border-radius:var(--radius-img);margin:1.5em auto}
.article-body a{color:var(--brand-deep);border-bottom:1px solid rgba(255,106,61,.35)}
.article-body a:hover{color:var(--brand)}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:11px 8px;text-align:left}
.article-body th{font-weight:600;color:var(--ink)}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2em 0}
.article-body code{background:#FBF3EC;border-radius:6px;padding:2px 6px;font-size:14px}

/* ---------- footnote / tags ---------- */
.footnote{display:flex;gap:14px;align-items:flex-start;margin:34px auto 0;max-width:800px;background:#F4FAF8;border:1px solid rgba(47,126,118,.18);border-radius:var(--radius-card);padding:18px 22px}
.footnote i{color:var(--support);font-size:17px;margin-top:4px}
.footnote p{margin:0;font-size:13.5px;line-height:1.85;color:var(--ink-2)}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;max-width:800px;margin:26px auto 0}
.tag-row .tag-label{font-size:13px;color:var(--ink-2);margin-right:2px}

/* ---------- empty ---------- */
.empty-state{max-width:800px;margin:0 auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-card);padding:58px 26px}
.empty-state i{font-size:34px;color:var(--brand)}
.empty-state h2{font-size:22px;margin:16px 0 10px}
.empty-state p{font-size:14.5px;color:var(--ink-2);max-width:460px;margin:0 auto 22px}

/* ---------- related ---------- */
.related{padding:72px 0 0}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:24px}
.section-title{font-size:clamp(22px,3vw,26px);font-weight:700;margin:0}
.section-desc{font-size:13px;color:var(--ink-2);margin:6px 0 0}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.media-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-card);transition:transform .24s ease-out,box-shadow .24s ease-out}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift)}
.media-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#F7EFE8}
.media-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out}
.media-card:hover .thumb img{transform:scale(1.03)}
.media-card .card-body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.media-card h3{font-size:16px;line-height:1.5;font-weight:600;margin:10px 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.media-card:hover h3{color:var(--brand)}
.media-card p{font-size:13.5px;color:var(--ink-2);line-height:1.75;margin:0 0 14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta-line{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--ink-2)}

/* ---------- cta ---------- */
.cta-block{margin:72px 0 0;padding:42px 44px;border-radius:var(--radius-block);background:linear-gradient(135deg,var(--brand),var(--accent));color:#fff;display:flex;align-items:center;justify-content:space-between;gap:28px;box-shadow:0 18px 40px rgba(255,106,61,.24)}
.cta-block h2{font-size:clamp(22px,3vw,28px);margin:0 0 10px;font-weight:700}
.cta-block p{margin:0;font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.92);max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- footer ---------- */
.site-footer{margin-top:88px;background:var(--ink);color:#F5EDE6;padding:56px 0 28px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.4fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff;margin-bottom:14px}
.footer-desc{font-size:13.5px;line-height:1.85;color:rgba(245,237,230,.72);margin:0;max-width:340px}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:rgba(245,237,230,.72)}
.footer-links a:hover{color:var(--accent)}
.footer-note{font-size:13.5px;line-height:1.85;color:rgba(245,237,230,.72);margin:0}
.footer-bottom{margin-top:42px;padding-top:20px;border-top:1px solid rgba(245,237,230,.14);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12.5px;color:rgba(245,237,230,.6)}

/* ---------- back to top ---------- */
#backTop{position:fixed;right:24px;bottom:28px;width:48px;height:48px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow-card);opacity:0;pointer-events:none;transition:opacity .25s ease-out,transform .2s ease-out;z-index:70}
#backTop.show{opacity:1;pointer-events:auto}
#backTop:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift)}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .container{padding:0 24px}
  .nav-links{display:none}
  .menu-btn{display:grid}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .article-panel{padding:36px 34px}
}
@media (max-width:768px){
  :root{--header-h:56px}
  .container{padding:0 20px}
  .search-box{display:none}
  .icon-btn{display:grid}
  .nav-cta{display:none}
  .article-head{padding-top:26px}
  .head-visual{margin-bottom:-56px;border-radius:24px}
  .head-visual img{aspect-ratio:16/10}
  .article-section{padding-top:96px}
  .article-panel{padding:26px 20px;border-radius:18px}
  .article-body h2{font-size:22px}
  .cta-block{flex-direction:column;align-items:flex-start;padding:30px 24px;margin-top:56px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .related{padding-top:56px}
}
@media (max-width:640px){
  .card-grid{grid-template-columns:1fr}
  .footnote{padding:16px 18px}
  #backTop{right:16px;bottom:20px;width:44px;height:44px}
}

/* roulang page: category1 */
:root{
    --brand:#FF6A3D;
    --brand-deep:#E24E22;
    --accent:#FFB020;
    --support:#2F7E76;
    --ink:#1C1A17;
    --ink-2:#5A554E;
    --line:#EFE6DD;
    --bg:#FFF9F4;
    --card:#FFFFFF;
    --grad:linear-gradient(135deg,#FF6A3D,#FFB020);
    --radius-card:20px;
    --radius-img:16px;
    --radius-block:32px;
    --shadow:0 4px 16px rgba(28,26,23,.06),0 1px 2px rgba(28,26,23,.04);
    --shadow-lg:0 12px 28px rgba(255,106,61,.16);
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
    background:var(--bg);
    color:var(--ink);
    font-size:16px;
    line-height:1.75;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;}
  a{color:inherit;text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out;}
  a:hover{color:var(--brand);}
  button,input{font:inherit;color:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3;}
  p{margin:0;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
  .container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}
  .tnum{font-variant-numeric:tabular-nums;}

  /* 顶部导航 */
  .site-header{
    position:sticky;top:0;z-index:70;
    background:rgba(255,250,246,.95);
    backdrop-filter:saturate(180%) blur(10px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .25s ease-out;
  }
  .site-header.is-scrolled{box-shadow:0 4px 18px rgba(28,26,23,.09);}
  .nav-inner{display:flex;align-items:center;gap:22px;height:64px;}
  .brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--brand);letter-spacing:.2px;flex:0 0 auto;}
  .brand-mark{
    width:28px;height:28px;border-radius:9px;
    background:var(--grad);
    color:#fff;display:flex;align-items:center;justify-content:center;
    font-size:13px;box-shadow:0 4px 10px rgba(255,106,61,.28);
  }
  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-links a{
    position:relative;
    padding:9px 14px;border-radius:999px;
    font-size:15px;color:var(--ink-2);
    white-space:nowrap;
  }
  .nav-links a:hover{color:var(--brand);background:#FFF3EA;}
  .nav-links a.active{color:var(--brand);font-weight:600;background:#FFF3EA;}
  .nav-links a.active::after{
    content:"";position:absolute;left:50%;bottom:2px;
    width:18px;height:2px;border-radius:2px;
    background:var(--brand);transform:translateX(-50%);
  }
  .nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
  .search-box{
    display:flex;align-items:center;gap:8px;
    background:#FFF3EA;border:1px solid transparent;
    border-radius:999px;padding:8px 14px;
    transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out;
  }
  .search-box i{color:var(--ink-2);font-size:13px;}
  .search-box input{
    border:0;background:transparent;outline:none;
    width:150px;font-size:14px;
  }
  .search-box input::placeholder{color:#A79E95;}
  .search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(255,106,61,.16);}
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border:1px solid transparent;border-radius:999px;
    padding:12px 26px;font-size:15px;font-weight:600;
    cursor:pointer;min-height:44px;
    transition:transform .2s ease-out,background .2s ease-out,box-shadow .2s ease-out,color .2s ease-out,border-color .2s ease-out;
  }
  .btn:active{transform:scale(.98);}
  .btn-sm{padding:9px 18px;font-size:14px;min-height:40px;}
  .btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.24);}
  .btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lg);}
  .btn-ghost{background:#fff;color:var(--brand);border-color:#FFD9C9;}
  .btn-ghost:hover{background:#FFF3EA;color:var(--brand-deep);transform:translateY(-2px);}
  .btn-white{background:#fff;color:var(--brand);}
  .btn-white:hover{background:#FFF7F1;color:var(--brand-deep);transform:translateY(-2px);}
  .menu-btn{
    display:none;align-items:center;justify-content:center;
    width:44px;height:44px;border-radius:12px;
    background:#FFF3EA;border:1px solid var(--line);color:var(--ink);
    cursor:pointer;
  }
  .menu-btn:hover{color:var(--brand);border-color:#FFD9C9;}

  /* 抽屉 */
  .drawer{
    position:fixed;inset:0;z-index:90;background:#fff;
    padding:16px 20px 28px;display:none;flex-direction:column;gap:6px;
  }
  .drawer.open{display:flex;}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;height:56px;}
  .drawer-links{display:flex;flex-direction:column;margin-top:8px;}
  .drawer-links a{
    display:flex;align-items:center;height:56px;
    border-bottom:1px solid var(--line);
    font-size:16px;color:var(--ink-2);
  }
  .drawer-links a.active{color:var(--brand);font-weight:600;}
  .drawer-cta{margin-top:22px;width:100%;}

  /* 通用板块 */
  .section{padding:76px 0;}
  .section-sm{padding:52px 0;}
  .section-head{max-width:760px;margin-bottom:34px;}
  .eyebrow{
    display:inline-flex;align-items:center;gap:8px;
    font-size:12px;font-weight:600;letter-spacing:1.4px;
    color:var(--brand);text-transform:uppercase;
    background:#FFF3EA;border-radius:999px;padding:6px 14px;margin-bottom:14px;
  }
  .section-title{font-size:clamp(22px,3vw,28px);letter-spacing:.2px;}
  .section-sub{margin-top:12px;color:var(--ink-2);font-size:15.5px;max-width:660px;}
  .breadcrumb{
    display:flex;flex-wrap:wrap;align-items:center;gap:8px;
    font-size:13px;color:var(--ink-2);margin-bottom:22px;
  }
  .breadcrumb a:hover{color:var(--brand);}
  .breadcrumb .sep{color:#C9BEB3;}
  .breadcrumb .current{color:var(--ink);font-weight:600;}

  /* 首屏 */
  .page-hero{position:relative;overflow:hidden;padding:46px 0 60px;background:#FFF3EA;}
  .page-hero::before{
    content:"";position:absolute;inset:0;
    background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
    opacity:.32;
  }
  .page-hero::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(255,249,244,.96) 0%,rgba(255,249,244,.84) 52%,rgba(255,249,244,.46) 100%);
  }
  .page-hero .container{position:relative;z-index:2;}
  .hero-grid{display:flex;align-items:center;gap:56px;}
  .hero-copy{flex:1 1 auto;max-width:660px;}
  .hero-badge{
    display:inline-flex;align-items:center;gap:8px;
    background:#fff;border:1px solid #FFE0D3;color:var(--brand);
    font-size:13px;font-weight:600;border-radius:999px;padding:7px 16px;margin-bottom:18px;
    box-shadow:0 4px 12px rgba(255,106,61,.12);
  }
  .hero-title{font-size:clamp(28px,5vw,44px);line-height:1.25;letter-spacing:.2px;}
  .hero-title em{font-style:normal;color:var(--brand);}
  .hero-sub{margin-top:16px;font-size:16.5px;color:var(--ink-2);max-width:560px;}
  .hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
  .hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:34px;}
  .stat-num{font-size:24px;font-weight:700;color:var(--brand);line-height:1.2;}
  .stat-label{font-size:13px;color:var(--ink-2);margin-top:2px;}
  .hero-visual{flex:0 0 250px;}
  .hero-visual img{
    width:100%;aspect-ratio:9/16;object-fit:cover;
    border-radius:24px;border:5px solid #fff;
    box-shadow:0 18px 44px rgba(28,26,23,.18);
    transform:rotate(3deg);
  }
  .hero-note{font-size:12.5px;color:var(--ink-2);margin-top:12px;text-align:center;}

  /* 筛选标签 */
  .chip-row{
    display:flex;gap:10px;overflow-x:auto;padding:4px 2px 14px;
    scroll-snap-type:x proximity;-webkit-overflow-scrolling:touch;
  }
  .chip-row::-webkit-scrollbar{height:0;}
  .chip{
    flex:0 0 auto;scroll-snap-align:start;
    padding:9px 18px;border-radius:999px;
    border:1px solid var(--line);background:#fff;
    font-size:14px;color:var(--ink-2);cursor:pointer;white-space:nowrap;
    transition:all .2s ease-out;min-height:40px;
  }
  .chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
  .chip.active{background:var(--brand);border-color:var(--brand);color:#fff;box-shadow:0 6px 14px rgba(255,106,61,.22);}

  /* 竖屏双列瀑布流 */
  .waterfall{display:flex;gap:24px;align-items:flex-start;max-width:740px;margin:8px auto 0;}
  .wf-col{flex:1 1 0;min-width:0;display:flex;flex-direction:column;gap:24px;}
  .wf-col--offset{margin-top:44px;}
  .wf-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
    overflow:hidden;box-shadow:var(--shadow);
    transition:transform .25s ease-out,box-shadow .25s ease-out,border-color .25s ease-out;
  }
  .wf-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#FFD9C9;}
  .wf-cover{position:relative;aspect-ratio:9/16;overflow:hidden;background:#F6EDE6;}
  .wf-cover img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease-out;}
  .wf-card:hover .wf-cover img{transform:scale(1.04);}
  .wf-cover::after{
    content:"";position:absolute;inset:auto 0 0 0;height:42%;
    background:linear-gradient(to top,rgba(28,26,23,.62),rgba(28,26,23,0));
  }
  .wf-time{
    position:absolute;top:10px;left:10px;z-index:2;
    background:rgba(28,26,23,.72);color:#fff;
    font-size:12px;border-radius:999px;padding:4px 10px;letter-spacing:.4px;
  }
  .wf-views{
    position:absolute;top:10px;right:10px;z-index:2;
    color:#fff;font-size:12px;text-shadow:0 1px 6px rgba(0,0,0,.4);
  }
  .wf-play{
    position:absolute;left:50%;top:50%;z-index:2;
    width:54px;height:54px;border-radius:50%;
    background:rgba(255,255,255,.9);color:var(--brand);
    display:flex;align-items:center;justify-content:center;
    transform:translate(-50%,-50%) scale(.86);opacity:0;
    transition:opacity .24s ease-out,transform .24s ease-out;
  }
  .wf-card:hover .wf-play,.wf-card:focus-within .wf-play{opacity:1;transform:translate(-50%,-50%) scale(1);}
  .wf-body{padding:16px 16px 18px;}
  .wf-title{font-size:16px;line-height:1.45;}
  .wf-card:hover .wf-title{color:var(--brand);}
  .wf-desc{margin-top:8px;font-size:13.5px;color:var(--ink-2);line-height:1.7;}
  .wf-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:12px;}
  .tag{
    display:inline-flex;align-items:center;
    font-size:12px;border-radius:999px;padding:4px 12px;
    background:#FFF3EA;color:var(--brand);font-weight:500;
  }
  .tag-support{background:rgba(47,126,118,.12);color:var(--support);}

  /* 导语 + 要点 */
  .lead-text{font-size:16px;color:var(--ink-2);max-width:820px;line-height:1.9;}
  .point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;margin-top:34px;}
  .point-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
    padding:26px 24px;box-shadow:var(--shadow);
    transition:transform .24s ease-out,box-shadow .24s ease-out;
  }
  .point-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);}
  .point-idx{
    width:40px;height:40px;border-radius:12px;background:var(--grad);color:#fff;
    display:flex;align-items:center;justify-content:center;font-weight:700;
    font-variant-numeric:tabular-nums;box-shadow:0 6px 14px rgba(255,106,61,.22);
  }
  .point-card h3{margin-top:16px;font-size:18px;}
  .point-card p{margin-top:10px;color:var(--ink-2);font-size:14.5px;line-height:1.8;}

  /* 场景区（带底图） */
  .scene-band{
    position:relative;overflow:hidden;border-radius:var(--radius-block);
    background:#FFF3EA;padding:52px 44px;
  }
  .scene-band::before{
    content:"";position:absolute;inset:0;
    background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;opacity:.24;
  }
  .scene-band::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(120deg,rgba(255,249,244,.95),rgba(255,249,244,.72));
  }
  .scene-band > *{position:relative;z-index:2;}
  .scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:26px;}
  .scene-item{
    display:flex;gap:14px;align-items:flex-start;
    background:rgba(255,255,255,.92);border:1px solid var(--line);
    border-radius:16px;padding:16px 18px;
    transition:transform .22s ease-out,box-shadow .22s ease-out;
  }
  .scene-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
  .scene-item i{color:var(--brand);margin-top:4px;}
  .scene-item h3{font-size:15.5px;}
  .scene-item p{margin-top:6px;font-size:13.5px;color:var(--ink-2);line-height:1.7;}

  /* 步骤 */
  .step-list{max-width:820px;margin:6px auto 0;position:relative;}
  .step-item{display:flex;gap:22px;padding:22px 0;border-bottom:1px dashed var(--line);}
  .step-item:last-child{border-bottom:0;}
  .step-dot{
    flex:0 0 44px;width:44px;height:44px;border-radius:50%;
    background:var(--grad);color:#fff;font-weight:700;
    display:flex;align-items:center;justify-content:center;
    font-variant-numeric:tabular-nums;box-shadow:0 8px 18px rgba(255,106,61,.22);
  }
  .step-body h3{font-size:18px;}
  .step-body p{margin-top:8px;color:var(--ink-2);font-size:15px;line-height:1.85;}

  /* FAQ */
  .faq-list{max-width:860px;margin:0 auto;}
  .faq-item{
    background:#fff;border:1px solid var(--line);border-radius:16px;
    margin-bottom:12px;overflow:hidden;transition:border-color .22s ease-out,box-shadow .22s ease-out;
  }
  .faq-item[open]{border-color:#FFD9C9;box-shadow:var(--shadow);}
  .faq-q{
    display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:18px 22px;font-size:16px;font-weight:600;cursor:pointer;list-style:none;
  }
  .faq-q::-webkit-details-marker{display:none;}
  .faq-icon{
    flex:0 0 auto;width:26px;height:26px;border-radius:50%;
    background:#FFF3EA;color:var(--brand);font-size:12px;
    display:flex;align-items:center;justify-content:center;
    transition:transform .25s ease-out;
  }
  .faq-item[open] .faq-icon{transform:rotate(180deg);}
  .faq-a{
    padding:0 22px 20px;color:var(--ink-2);font-size:15px;line-height:1.85;
  }
  .faq-item[open] .faq-a{
    border-left:3px solid var(--brand);
    margin-left:22px;padding-left:16px;
  }

  /* CTA */
  .cta-block{
    background:var(--grad);border-radius:var(--radius-block);
    padding:48px 46px;color:#fff;
    display:flex;align-items:center;justify-content:space-between;gap:34px;
    box-shadow:0 18px 40px rgba(255,106,61,.24);
  }
  .cta-block h2{font-size:clamp(22px,3vw,28px);color:#fff;}
  .cta-block p{margin-top:12px;font-size:15.5px;color:rgba(255,255,255,.94);max-width:600px;line-height:1.85;}
  .cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:0 0 auto;}

  /* 页脚 */
  .site-footer{background:#1C1A17;color:#EFE6DD;margin-top:84px;padding:66px 0 26px;font-size:14px;}
  .footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.5fr;gap:34px;}
  .footer-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:17px;margin-bottom:16px;}
  .footer-brand:hover{color:var(--accent);}
  .footer-desc{color:#B9B1A8;line-height:1.85;font-size:13.5px;max-width:340px;}
  .footer-title{color:#fff;font-weight:600;font-size:15px;margin-bottom:16px;}
  .footer-links{display:flex;flex-direction:column;gap:11px;}
  .footer-links a{color:#B9B1A8;font-size:13.5px;}
  .footer-links a:hover{color:var(--accent);}
  .footer-note{color:#B9B1A8;line-height:1.85;font-size:13.5px;max-width:340px;}
  .footer-bottom{
    margin-top:46px;padding-top:20px;border-top:1px solid rgba(255,255,255,.09);
    display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
    color:#8C857D;font-size:12.5px;
  }

  /* 回到顶部 */
  .to-top{
    position:fixed;right:22px;bottom:26px;z-index:60;
    width:46px;height:46px;border-radius:50%;
    background:#fff;border:1px solid var(--line);color:var(--brand);
    display:flex;align-items:center;justify-content:center;cursor:pointer;
    box-shadow:var(--shadow);opacity:0;pointer-events:none;
    transition:opacity .25s ease-out,transform .25s ease-out;
  }
  .to-top.show{opacity:1;pointer-events:auto;}
  .to-top:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}

  /* 响应式 */
  @media (max-width:1024px){
    .nav-links{display:none;}
    .menu-btn{display:flex;}
    .hero-grid{gap:34px;}
    .hero-visual{flex:0 0 200px;}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .point-grid{grid-template-columns:1fr;}
  }
  @media (max-width:900px){
    .search-box input{width:110px;}
    .cta-block{flex-direction:column;align-items:flex-start;padding:38px 28px;}
  }
  @media (max-width:768px){
    .container{padding:0 20px;}
    .section{padding:48px 0;}
    .section-sm{padding:38px 0;}
    .nav-inner{height:56px;gap:14px;}
    .nav-cta{display:none;}
    .page-hero{padding:32px 0 44px;}
    .hero-grid{flex-direction:column;align-items:flex-start;gap:26px;}
    .hero-visual{flex:0 0 auto;width:170px;}
    .hero-visual img{transform:rotate(2deg);border-width:4px;}
    .hero-stats{gap:24px;margin-top:26px;}
    .waterfall{gap:14px;}
    .wf-col{gap:14px;}
    .wf-col--offset{margin-top:26px;}
    .wf-body{padding:12px 12px 14px;}
    .wf-title{font-size:14.5px;}
    .wf-desc{font-size:12.5px;}
    .scene-band{padding:32px 22px;border-radius:24px;}
    .scene-grid{grid-template-columns:1fr;}
    .step-item{gap:16px;}
    .footer-grid{grid-template-columns:1fr;gap:28px;}
    .site-footer{margin-top:56px;padding:48px 0 22px;}
    .to-top{right:16px;bottom:18px;}
  }
  @media (max-width:420px){
    .search-box{display:none;}
    .hero-actions .btn{width:100%;}
  }

/* roulang page: category2 */
:root{
  --brand:#FF6A3D; --brand-deep:#E24E22; --accent:#FFB020; --support:#2F7E76;
  --ink:#1C1A17; --ink-2:#5A554E; --line:#EFE6DD; --bg:#FFF9F4; --card:#FFFFFF;
  --radius-card:20px; --radius-img:16px; --radius-block:32px; --radius-pill:999px;
  --shadow-soft:0 4px 16px rgba(28,26,23,.06), 0 1px 2px rgba(28,26,23,.04);
  --shadow-lift:0 12px 28px rgba(255,106,61,.16);
  --grad:linear-gradient(135deg,#FF6A3D 0%,#FFB020 100%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:15px;line-height:1.8;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease-out;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--brand);outline-offset:2px;border-radius:8px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out,color .22s ease-out;
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(255,106,61,.28);}
.btn-primary:hover{background:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-lift);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{background:#fff;color:var(--brand);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand-deep);transform:translateY(-2px);box-shadow:var(--shadow-soft);}
.btn-white{background:#fff;color:var(--brand);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 10px 24px rgba(28,26,23,.18);}
.btn-sm{min-height:40px;padding:8px 18px;font-size:14px;}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#FFFAF6;
  border-bottom:1px solid var(--line);transition:box-shadow .25s ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 16px rgba(28,26,23,.08);}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--brand);white-space:nowrap;}
.brand-mark{
  width:30px;height:30px;border-radius:10px;background:var(--grad);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;
}
.nav-links{display:flex;align-items:center;gap:26px;margin-left:8px;}
.nav-links a{
  position:relative;font-size:15px;color:var(--ink-2);padding:6px 0;font-weight:500;
}
.nav-links a:hover{color:var(--brand);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-links a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;background:#F5EDE5;border-radius:var(--radius-pill);
  padding:8px 14px;color:var(--ink-2);transition:box-shadow .2s ease-out;
}
.search-box:focus-within{box-shadow:0 0 0 2px rgba(255,106,61,.35);}
.search-box input{
  border:0;background:transparent;outline:none;font-size:14px;color:var(--ink);width:150px;
}
.search-box input::placeholder{color:#9A938A;}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:17px;cursor:pointer;
}
.nav-drawer{
  position:fixed;inset:0;z-index:80;background:#fff;padding:18px 20px 32px;
  transform:translateX(100%);transition:transform .28s ease-out;display:flex;flex-direction:column;gap:6px;
}
.nav-drawer.open{transform:translateX(0);}
.nav-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;}
.nav-drawer a{
  display:flex;align-items:center;height:56px;font-size:16px;color:var(--ink);
  border-bottom:1px solid var(--line);
}
.nav-drawer a.active{color:var(--brand);font-weight:600;}
.drawer-close{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;font-size:18px;cursor:pointer;color:var(--ink);}
.drawer-cta{margin-top:20px;}

/* ============ 通用板块 ============ */
main{display:block;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:32px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);background:#FFF1E9;border-radius:var(--radius-pill);padding:6px 14px;
}
.section-title{font-size:clamp(22px,3vw,28px);font-weight:700;line-height:1.35;margin-top:14px;}
.section-sub{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:760px;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ============ 面包屑 ============ */
.crumbs{font-size:13px;color:var(--ink-2);display:flex;flex-wrap:wrap;gap:6px;align-items:center;}
.crumbs a:hover{color:var(--brand);}
.crumbs .current{font-weight:600;color:var(--ink);}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(255,249,244,.88),rgba(255,249,244,.97)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-140px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.22),rgba(255,176,32,0) 68%);pointer-events:none;
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:64px 0 76px;}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.25;font-weight:700;margin-top:18px;letter-spacing:-.01em;}
.hero-lead{margin-top:16px;font-size:16px;color:var(--ink-2);max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:34px;padding-top:24px;border-top:1px solid var(--line);}
.hero-stat b{display:block;font-size:26px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--brand);}
.hero-stat span{font-size:13px;color:var(--ink-2);}
.hero-visual{position:relative;}
.hero-visual img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;
  border:4px solid #fff;box-shadow:0 18px 40px rgba(28,26,23,.14);
}
.hero-float{
  position:absolute;left:-18px;bottom:-22px;background:#fff;border-radius:18px;padding:14px 18px;
  box-shadow:var(--shadow-soft);display:flex;align-items:center;gap:12px;
}
.hero-float i{color:var(--accent);font-size:18px;}
.hero-float b{font-size:15px;font-weight:700;display:block;}
.hero-float span{font-size:12px;color:var(--ink-2);}

/* ============ 标签 chip ============ */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;font-size:13px;padding:8px 16px;border-radius:var(--radius-pill);
  background:#fff;border:1px solid var(--line);color:var(--ink-2);transition:all .2s ease-out;
}
.chip:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:4px 10px;border-radius:var(--radius-pill);
}
.badge-support{background:rgba(47,126,118,.12);color:var(--support);}
.badge-brand{background:#FFF1E9;color:var(--brand);}
.badge-accent{background:rgba(255,176,32,.16);color:#A96A00;}

/* ============ 卖点四宫格 ============ */
.value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.value-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 22px;box-shadow:var(--shadow-soft);transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.value-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.value-icon{
  width:44px;height:44px;border-radius:14px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:17px;margin-bottom:16px;
}
.value-card h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.value-card p{font-size:14px;color:var(--ink-2);line-height:1.75;}

/* ============ 对比清单行 ============ */
.compare-wrap{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-block);
  overflow:hidden;box-shadow:var(--shadow-soft);
}
.compare-head{
  display:grid;grid-template-columns:72px 1.1fr 1.5fr 120px;gap:18px;align-items:center;
  padding:16px 28px;background:#FFF4EC;border-bottom:1px solid var(--line);
  font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--brand);
}
.compare-row{
  display:grid;grid-template-columns:72px 1.1fr 1.5fr 120px;gap:18px;align-items:center;
  padding:20px 28px;border-bottom:1px solid var(--line);transition:background-color .22s ease-out;
}
.compare-row:last-child{border-bottom:0;}
.compare-row:hover{background:#FFF3EA;}
.compare-row:hover .row-title{color:var(--brand);}
.compare-row:hover .row-arrow{transform:translateX(4px);background:var(--brand);color:#fff;border-color:var(--brand);}
.compare-no{
  font-size:26px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--accent);line-height:1;
}
.row-main{display:flex;align-items:center;gap:14px;}
.row-main img{width:56px;height:56px;border-radius:16px;object-fit:cover;flex:0 0 auto;}
.row-title{font-size:16px;font-weight:600;transition:color .2s ease-out;}
.row-meta{font-size:12px;color:var(--ink-2);margin-top:2px;}
.row-points{font-size:14px;color:var(--ink-2);line-height:1.75;}
.row-points b{color:var(--ink);font-weight:600;}
.row-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px;}
.row-side{display:flex;align-items:center;justify-content:flex-end;gap:10px;}
.row-price{font-size:13px;color:var(--brand);font-weight:600;font-variant-numeric:tabular-nums;white-space:nowrap;}
.row-arrow{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--brand);
  display:flex;align-items:center;justify-content:center;transition:all .22s ease-out;flex:0 0 auto;
}

/* ============ 场景图文 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.scene-card .thumb{position:relative;overflow:hidden;}
.scene-card .thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .26s ease-out;}
.scene-card:hover .thumb img{transform:scale(1.03);}
.scene-card .thumb .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94);}
.scene-body{padding:20px 22px 24px;}
.scene-body h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.scene-body p{font-size:14px;color:var(--ink-2);}
.scene-list{margin-top:14px;display:grid;gap:8px;}
.scene-list li{font-size:13px;color:var(--ink-2);display:flex;gap:8px;align-items:flex-start;}
.scene-list li i{color:var(--support);font-size:12px;margin-top:6px;}

/* ============ 流程横排 ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;position:relative;box-shadow:var(--shadow-soft);
}
.step-no{
  width:36px;height:36px;border-radius:50%;background:var(--grad);color:#fff;font-weight:700;
  display:flex;align-items:center;justify-content:center;font-size:15px;margin-bottom:16px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--ink-2);}

/* ============ 横幅 ============ */
.banner{
  position:relative;border-radius:var(--radius-block);overflow:hidden;
  background-image:linear-gradient(100deg,rgba(28,26,23,.72),rgba(28,26,23,.28)),url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;color:#fff;
}
.banner-inner{padding:56px 48px;max-width:720px;}
.banner h2{font-size:clamp(22px,3vw,28px);font-weight:700;line-height:1.35;}
.banner p{margin-top:14px;font-size:15px;color:rgba(255,255,255,.88);}
.banner .btn{margin-top:26px;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:18px;padding:0 24px;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.faq-item[open]{border-color:#FAD3C2;box-shadow:var(--shadow-soft);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--brand);transition:transform .24s ease-out;font-size:14px;}
.faq-item[open] summary i{transform:rotate(180deg);}
.faq-item .faq-answer{
  font-size:15px;color:var(--ink-2);line-height:1.85;padding:0 0 22px 12px;border-left:3px solid var(--brand);margin-left:2px;
}

/* ============ CTA ============ */
.cta-block{
  border-radius:var(--radius-block);background:var(--grad);color:#fff;
  padding:52px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 18px 40px rgba(255,106,61,.24);
}
.cta-block h2{font-size:clamp(22px,3vw,28px);font-weight:700;line-height:1.35;}
.cta-block p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.92);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ============ 页脚 ============ */
.site-footer{background:#1C1A17;color:#EFE6DD;margin-top:96px;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:700;color:#fff;}
.footer-desc{margin-top:16px;font-size:14px;color:rgba(239,230,221,.72);max-width:360px;}
.footer-title{font-size:14px;font-weight:600;color:#fff;margin-bottom:14px;}
.footer-links{display:grid;gap:10px;}
.footer-links a{font-size:14px;color:rgba(239,230,221,.75);}
.footer-links a:hover{color:var(--accent);}
.footer-note{font-size:13px;color:rgba(239,230,221,.7);line-height:1.8;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(239,230,221,.16);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(239,230,221,.6);
}

/* ============ 返回顶部 ============ */
.to-top{
  position:fixed;right:24px;bottom:28px;width:46px;height:46px;border-radius:50%;border:1px solid var(--line);
  background:#fff;color:var(--brand);box-shadow:var(--shadow-soft);cursor:pointer;font-size:16px;
  display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .25s ease-out;z-index:70;
}
.to-top.show{opacity:1;visibility:visible;}
.to-top:hover{transform:translateY(-3px);box-shadow:var(--shadow-lift);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-links,.search-box{display:none;}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center;}
  .nav-cta{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:36px;padding:44px 0 56px;}
  .value-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:1fr;}
  .compare-head{display:none;}
  .compare-row{grid-template-columns:48px 1fr;grid-template-areas:"no main" "points points" "side side";gap:12px;padding:20px 22px;}
  .compare-row .compare-no{grid-area:no;}
  .compare-row .row-main{grid-area:main;}
  .compare-row .row-points{grid-area:points;}
  .compare-row .row-side{grid-area:side;justify-content:space-between;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-block{flex-direction:column;align-items:flex-start;padding:40px 32px;}
}
@media (max-width:640px){
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .value-grid{grid-template-columns:1fr;}
  .scene-grid{grid-template-columns:1fr;}
  .hero-float{position:static;margin-top:16px;left:auto;bottom:auto;}
  .banner-inner{padding:36px 24px;}
  .cta-block{padding:34px 24px;}
  .footer-grid{grid-template-columns:1fr;}
  .site-footer{padding:48px 0 24px;margin-top:64px;}
  .to-top{right:16px;bottom:20px;}
  .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .cta-actions{width:100%;}
}

/* roulang page: category3 */
:root{
  --brand:#FF6A3D;
  --brand-deep:#E24E22;
  --accent:#FFB020;
  --support:#2F7E76;
  --ink:#1C1A17;
  --ink-2:#5A554E;
  --line:#EFE6DD;
  --bg:#FFF9F4;
  --card:#FFFFFF;
  --radius-card:20px;
  --radius-img:16px;
  --radius-block:32px;
  --shadow-soft:0 4px 16px rgba(28,26,23,.06),0 1px 2px rgba(28,26,23,.04);
  --shadow-hover:0 12px 28px rgba(255,106,61,.16);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:15px;
  line-height:1.8;
  color:var(--ink);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease-out}
a:hover{color:var(--brand)}
button{font-family:inherit;cursor:pointer}
input{font-family:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}

.container{max-width:var(--maxw);margin:0 auto;padding:0 32px;width:100%}
.section{padding:88px 0}
.section-sm{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.section-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;color:var(--brand);
  background:rgba(255,106,61,.1);
  border-radius:999px;padding:5px 14px;margin-bottom:14px;
}
.section-title{font-size:clamp(22px,2.6vw,28px)}
.section-sub{color:var(--ink-2);font-size:14.5px;margin-top:10px;max-width:640px}
.text-link{color:var(--brand);font-weight:600;font-size:14px;white-space:nowrap}
.text-link i{margin-left:6px;transition:transform .22s ease-out}
.text-link:hover i{transform:translateX(4px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,250,246,.96);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease-out;
}
.site-header.scrolled{box-shadow:0 4px 18px rgba(28,26,23,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--brand);flex:none}
.brand:hover{color:var(--brand-deep)}
.brand-mark{
  width:32px;height:32px;border-radius:10px;flex:none;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-size:15px;
}
.nav-links{display:flex;align-items:center;gap:2px;flex:1;justify-content:center}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:0 14px;font-size:15px;color:var(--ink-2);font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:50%;bottom:8px;transform:translateX(-50%);
  width:0;height:2px;border-radius:2px;background:var(--brand);transition:width .22s ease-out;
}
.nav-links a:hover{color:var(--brand)}
.nav-links a:hover::after{width:18px}
.nav-links a.active{color:var(--brand);font-weight:700}
.nav-links a.active::after{width:22px}
.nav-right{display:flex;align-items:center;gap:12px;flex:none}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:#F6EFE8;border-radius:999px;padding:0 16px;height:42px;
  color:var(--ink-2);transition:box-shadow .2s ease-out,background .2s ease-out;
}
.search-box:focus-within{background:#fff;box-shadow:0 0 0 2px rgba(255,106,61,.45)}
.search-box input{
  border:0;background:transparent;outline:none;font-size:14px;width:150px;color:var(--ink);
}
.search-box input::placeholder{color:#9C948A}
.menu-btn{
  display:none;width:44px;height:44px;border:1px solid var(--line);
  background:#fff;border-radius:12px;color:var(--ink);font-size:17px;
}
.menu-btn:hover{color:var(--brand);border-color:rgba(255,106,61,.4)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 24px;border-radius:999px;
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
}
.btn-sm{min-height:42px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(255,106,61,.24)}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line)}
.btn-ghost:hover{color:var(--brand);border-color:rgba(255,106,61,.5);transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(28,26,23,.12)}
.btn-light:hover{background:#fff;color:var(--brand-deep);transform:translateY(-2px)}

/* ---------- Mobile drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;
  transform:translateX(100%);transition:transform .3s ease-out;
  display:flex;flex-direction:column;padding:20px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;font-size:17px;color:var(--ink);
}
.drawer-nav{display:flex;flex-direction:column;border-top:1px solid var(--line)}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:56px;border-bottom:1px solid var(--line);font-size:16px;color:var(--ink);
}
.drawer-nav a.active{color:var(--brand);font-weight:700}
.drawer-cta{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.drawer-cta .btn{width:100%}
.drawer-search{
  margin-top:18px;display:flex;align-items:center;gap:10px;
  background:#F6EFE8;border-radius:999px;padding:0 16px;height:46px;color:var(--ink-2);
}
.drawer-search input{border:0;background:transparent;outline:none;font-size:15px;flex:1;color:var(--ink)}

/* ---------- Breadcrumb ---------- */
.crumb{padding:22px 0 0;font-size:13px;color:var(--ink-2)}
.crumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb li{display:flex;align-items:center;gap:8px}
.crumb li+li::before{content:"/";color:#C9C0B6}
.crumb a:hover{color:var(--brand)}
.crumb .current{color:var(--ink);font-weight:600}

/* ---------- Hero ---------- */
.hero{position:relative;padding:44px 0 76px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
  opacity:.07;
}
.hero::after{
  content:"";position:absolute;top:-160px;right:-120px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.28),rgba(255,106,61,.05) 62%,transparent 72%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(28px,4.2vw,44px);line-height:1.25;margin:16px 0 18px}
.hero p.lead{font-size:16px;color:var(--ink-2);max-width:34em;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:36px;margin-top:38px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stats .num{
  font-size:32px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.hero-stats .lbl{font-size:13px;color:var(--ink-2);margin-top:4px}
.hero-visual{position:relative}
.hero-photo{
  position:relative;border-radius:var(--radius-block);overflow:hidden;
  box-shadow:var(--shadow-soft);aspect-ratio:4/3;background:#F1E8E0;
}
.hero-photo img{width:100%;height:100%;object-fit:cover}
.hero-badge{
  position:absolute;left:20px;bottom:20px;background:rgba(255,255,255,.95);
  border-radius:18px;padding:14px 18px;box-shadow:var(--shadow-soft);
  display:flex;align-items:center;gap:12px;
}
.hero-badge .dot{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;
}
.hero-badge strong{display:block;font-size:14px}
.hero-badge span{font-size:12.5px;color:var(--ink-2)}
.hero-float{
  position:absolute;top:-18px;right:-12px;background:#fff;border-radius:18px;
  padding:12px 16px;box-shadow:var(--shadow-soft);font-size:13px;color:var(--ink-2);
  border:1px solid var(--line);
}
.hero-float b{color:var(--brand);font-size:18px;font-variant-numeric:tabular-nums}

/* ---------- Cards ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px;box-shadow:var(--shadow-soft);
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card .ico{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,106,61,.1);color:var(--brand);font-size:17px;margin-bottom:16px;
}
.card h3{font-size:18px;margin-bottom:10px}
.card p{font-size:14.5px;color:var(--ink-2);line-height:1.8}
.stat-num{
  font-size:40px;font-weight:700;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.05;margin-bottom:10px;
}

/* scenario cards */
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-soft);
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.scene-card .thumb{aspect-ratio:16/10;overflow:hidden;background:#F1E8E0}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.scene-card:hover .thumb img{transform:scale(1.03)}
.scene-card .body{padding:22px 24px 26px}
.scene-card h3{font-size:18px;margin-bottom:10px;transition:color .22s ease-out}
.scene-card:hover h3{color:var(--brand)}
.scene-card p{font-size:14.5px;color:var(--ink-2)}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  font-size:12px;font-weight:600;padding:5px 12px;border-radius:999px;
  background:rgba(47,126,118,.1);color:var(--support);
}
.tag-warm{background:rgba(255,106,61,.1);color:var(--brand)}

/* ---------- Timeline ---------- */
.timeline{position:relative;max-width:860px;margin:0 auto}
.tl-item{position:relative;display:grid;grid-template-columns:56px 1fr;gap:22px;padding-bottom:28px}
.tl-item::before{
  content:"";position:absolute;left:27px;top:56px;bottom:0;width:2px;background:var(--line);
}
.tl-item:last-child{padding-bottom:0}
.tl-item:last-child::before{display:none}
.tl-num{
  width:56px;height:56px;border-radius:999px;flex:none;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;font-weight:700;font-size:17px;font-variant-numeric:tabular-nums;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 22px rgba(255,106,61,.26);
}
.tl-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 26px;box-shadow:var(--shadow-soft);
  transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.tl-body:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.tl-body h3{font-size:18px;margin-bottom:8px}
.tl-body p{font-size:14.5px;color:var(--ink-2)}
.tl-meta{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;
  font-size:12.5px;font-weight:600;color:var(--support);
  background:rgba(47,126,118,.1);border-radius:999px;padding:4px 12px;
}

/* ---------- Deliverable list ---------- */
.deliver{max-width:900px;margin:0 auto;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-soft)}
.deliver-row{
  display:grid;grid-template-columns:52px 1fr auto;gap:18px;align-items:center;
  padding:20px 30px;border-bottom:1px solid var(--line);
  transition:background .22s ease-out;
}
.deliver-row:last-child{border-bottom:0}
.deliver-row:hover{background:#FFF3EA}
.deliver-row .d-ico{
  width:44px;height:44px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,176,32,.14);color:#C57A00;font-size:16px;
}
.deliver-row h3{font-size:16px;margin-bottom:4px}
.deliver-row p{font-size:13.5px;color:var(--ink-2)}
.deliver-row .d-arrow{color:#C9C0B6;transition:transform .22s ease-out,color .22s ease-out}
.deliver-row:hover .d-arrow{transform:translateX(4px);color:var(--brand)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-left:3px solid transparent;
  border-radius:16px;margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.faq-item[open]{border-left-color:var(--brand);box-shadow:var(--shadow-soft)}
.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;min-height:44px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{position:relative;width:20px;height:20px;flex:none}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .25s ease-out;
}
.faq-icon::before{left:1px;right:1px;top:9px;height:2px}
.faq-icon::after{top:1px;bottom:1px;left:9px;width:2px}
.faq-item[open] .faq-icon::after{transform:scaleY(0)}
.faq-answer{padding:0 24px 22px;font-size:15px;line-height:1.85;color:var(--ink-2)}

/* ---------- CTA ---------- */
.cta-block{
  border-radius:var(--radius-block);padding:52px 48px;
  background:linear-gradient(135deg,var(--brand),var(--accent));
  color:#fff;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:0 18px 40px rgba(255,106,61,.24);
}
.cta-block h2{font-size:clamp(22px,2.6vw,30px);color:#fff}
.cta-block p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.92);max-width:40em}
.cta-block .btn{flex:none}

/* ---------- Footer ---------- */
.back-top{
  position:fixed;right:24px;bottom:28px;width:46px;height:46px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--brand);
  box-shadow:var(--shadow-soft);display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .25s ease-out,transform .25s ease-out;z-index:50;
}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}

.site-footer{background:var(--ink);color:#EFE7DF;padding:64px 0 30px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:#fff}
.footer-brand:hover{color:var(--accent)}
.footer-desc{margin-top:16px;font-size:13.5px;line-height:1.9;color:#B8AEA4;max-width:34em}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{font-size:13.5px;color:#B8AEA4;min-height:24px}
.footer-links a:hover{color:var(--accent)}
.footer-note{font-size:13.5px;line-height:1.9;color:#B8AEA4}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:#8E857C;
}

/* ---------- Responsive ---------- */
@media (max-width:1100px){
  .nav-links a{padding:0 10px;font-size:14.5px}
  .search-box input{width:110px}
}
@media (max-width:1023px){
  .nav-links{display:none}
  .nav-cta{display:none}
  .search-box{background:transparent;padding:0;width:44px;height:44px;justify-content:center;border-radius:12px}
  .search-box input{display:none}
  .menu-btn{display:inline-flex;align-items:center;justify-content:center}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-block{flex-direction:column;align-items:flex-start;padding:40px 32px}
}
@media (max-width:767px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .section-sm{padding:40px 0}
  .nav-inner{height:56px}
  .hero{padding:28px 0 52px}
  .hero-stats{gap:24px}
  .hero-stats .num{font-size:26px}
  .hero-float{position:static;display:inline-flex;margin-bottom:14px}
  .grid-4,.grid-3,.grid-2{grid-template-columns:1fr}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .tl-item{grid-template-columns:44px 1fr;gap:14px}
  .tl-num{width:44px;height:44px;font-size:15px}
  .tl-item::before{left:21px;top:44px}
  .tl-body{padding:18px 20px}
  .deliver-row{grid-template-columns:44px 1fr auto;gap:14px;padding:16px 18px}
  .deliver-row p{display:none}
  .cta-block{padding:34px 24px;border-radius:24px}
  .cta-block .btn{width:100%}
  .site-footer{padding:48px 0 26px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .back-top{right:16px;bottom:20px}
}
@media (max-width:520px){
  .hero h1{font-size:26px}
  .hero-actions .btn{width:100%}
  .faq-item summary{padding:18px 18px;font-size:15px}
  .faq-answer{padding:0 18px 20px}
}

/* roulang page: category4 */
:root{
  --brand:#FF6A3D;
  --brand-deep:#E24E22;
  --accent:#FFB020;
  --support:#2F7E76;
  --ink:#1C1A17;
  --ink-2:#5A554E;
  --line:#EFE6DD;
  --bg:#FFF9F4;
  --card:#FFFFFF;
  --soft:#FFF3EA;
  --shadow:0 4px 16px rgba(28,26,23,.06),0 1px 2px rgba(28,26,23,.04);
  --shadow-lift:0 12px 28px rgba(255,106,61,.16);
  --r-card:20px;
  --r-img:16px;
  --r-block:32px;
  --pill:999px;
  --grad:linear-gradient(135deg,#FF6A3D 0%,#FFB020 100%);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--bg);
  color:var(--ink);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,figure,blockquote,dl,dd{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .22s ease-out;}
a:hover{color:var(--brand);}
button{font:inherit;color:inherit;background:none;border:none;cursor:pointer;}
input{font:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 32px;}

/* ---------- 按钮体系 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--pill);
  font-size:15px;font-weight:600;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease-out,box-shadow .22s ease-out,background-color .22s ease-out,color .22s ease-out,border-color .22s ease-out;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:var(--shadow);}
.btn-primary:hover{background:var(--brand-deep);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-lift);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);}
.btn-ghost:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow);}
.btn-white{background:#fff;color:var(--brand);box-shadow:0 6px 20px rgba(28,26,23,.12);}
.btn-white:hover{background:#FFF6EE;color:var(--brand-deep);transform:translateY(-2px);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease-out;
}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(28,26,23,.08);}
.nav-inner{display:flex;align-items:center;gap:24px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--brand);letter-spacing:.2px;flex:none;}
.brand-mark{
  width:28px;height:28px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:14px;flex:none;
}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:64px;padding:0 14px;
  font-size:15px;color:var(--ink-2);font-weight:500;
}
.nav-links a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:16px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .24s ease-out;
}
.nav-links a:hover{color:var(--brand);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}
.nav-links a.active{color:var(--brand);font-weight:600;}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;height:42px;padding:0 16px;
  background:#FFF6EE;border:1px solid transparent;border-radius:var(--pill);
  transition:border-color .22s ease-out,background-color .22s ease-out,box-shadow .22s ease-out;
}
.search-box i{color:var(--ink-2);font-size:13px;}
.search-box input{border:none;background:transparent;outline:none;width:150px;font-size:14px;color:var(--ink);}
.search-box input::placeholder{color:#9A9187;}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(255,106,61,.14);}
.menu-btn{
  display:none;width:44px;height:44px;border-radius:14px;background:#FFF6EE;color:var(--ink);
  align-items:center;justify-content:center;font-size:17px;
}
.menu-btn:hover{background:var(--soft);color:var(--brand);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:90;background:#fff;
  padding:20px;display:flex;flex-direction:column;gap:6px;
  transform:translateX(100%);transition:transform .28s ease-out;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer-head .brand{font-size:17px;}
.drawer-close{width:44px;height:44px;border-radius:14px;background:#FFF6EE;display:flex;align-items:center;justify-content:center;font-size:17px;}
.drawer-nav a{display:flex;align-items:center;height:56px;font-size:16px;font-weight:500;color:var(--ink);border-bottom:1px solid var(--line);}
.drawer-nav a.active{color:var(--brand);font-weight:600;}
.drawer-foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;}

/* ---------- 面包屑 ---------- */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--ink-2);padding-top:28px;}
.breadcrumb a{color:var(--ink-2);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#C9BFB4;}
.breadcrumb .current{color:var(--ink);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(255,249,244,.92) 0%,rgba(255,249,244,.98) 70%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  padding:36px 0 64px;
}
.page-hero::after{
  content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,176,32,.22) 0%,rgba(255,176,32,0) 68%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:5fr 7fr;gap:48px;align-items:center;position:relative;z-index:1;}
.badge{
  display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 14px;border-radius:var(--pill);
  background:rgba(255,106,61,.12);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.4px;
}
.badge i{font-size:11px;}
.hero-title{
  font-size:clamp(28px,4.2vw,44px);line-height:1.25;font-weight:700;letter-spacing:-.4px;
  margin:18px 0 14px;color:var(--ink);
}
.hero-sub{font-size:16px;color:var(--ink-2);max-width:34em;line-height:1.85;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:34px;}
.stat{display:flex;flex-direction:column;gap:2px;}
.stat-num{font-size:30px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-label{font-size:13px;color:var(--ink-2);}
.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;
  box-shadow:0 18px 44px rgba(28,26,23,.14);border:4px solid #fff;
}
.hero-float{
  position:absolute;left:-18px;bottom:-22px;background:#fff;border:1px solid var(--line);
  border-radius:18px;padding:14px 18px;box-shadow:var(--shadow);min-width:190px;
}
.hero-float strong{display:block;font-size:20px;color:var(--ink);font-variant-numeric:tabular-nums;}
.hero-float span{font-size:12px;color:var(--ink-2);}

/* ---------- 大幅横幅 ---------- */
.banner{position:relative;margin-top:8px;}
.banner-inner{
  position:relative;border-radius:var(--r-block);overflow:hidden;min-height:360px;
  display:flex;align-items:flex-end;
}
.banner-inner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.banner-inner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(28,26,23,.82) 0%,rgba(28,26,23,.55) 45%,rgba(28,26,23,.18) 100%);
}
.banner-copy{position:relative;z-index:1;padding:44px;max-width:560px;color:#fff;}
.banner-copy h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.35;}
.banner-copy p{margin-top:12px;font-size:15px;line-height:1.85;color:rgba(255,255,255,.86);}
.banner-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:var(--pill);
  font-size:12px;font-weight:600;background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28);
}

/* ---------- 通用板块 ---------- */
.section{padding:72px 0;}
.section.tight{padding:56px 0;}
.section-head{max-width:720px;margin-bottom:36px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:1.4px;
  color:var(--brand);text-transform:uppercase;margin-bottom:12px;
}
.section-title{font-size:clamp(22px,2.8vw,28px);font-weight:700;line-height:1.35;letter-spacing:-.2px;}
.section-desc{margin-top:12px;color:var(--ink-2);font-size:15px;line-height:1.85;}

/* ---------- 核对要点卡 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.check-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .24s ease-out,box-shadow .24s ease-out,border-color .24s ease-out;
}
.check-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);border-color:rgba(255,106,61,.35);}
.check-num{
  width:44px;height:44px;border-radius:999px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;
  font-variant-numeric:tabular-nums;margin-bottom:16px;
}
.check-card h3{font-size:18px;font-weight:600;line-height:1.5;}
.check-card p{margin-top:10px;font-size:14px;color:var(--ink-2);line-height:1.8;}
.check-note{
  display:inline-flex;align-items:center;gap:6px;margin-top:14px;font-size:13px;font-weight:600;color:var(--support);
}

/* ---------- 品类要点行 ---------- */
.point-list{background:#fff;border:1px solid var(--line);border-radius:var(--r-block);overflow:hidden;box-shadow:var(--shadow);}
.point-row{
  display:grid;grid-template-columns:64px 96px 1fr auto;align-items:center;gap:20px;
  padding:20px 28px;border-bottom:1px solid var(--line);
  transition:background-color .22s ease-out;
}
.point-row:last-child{border-bottom:none;}
.point-row:hover{background:var(--soft);}
.point-num{font-size:34px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1;}
.point-row img{width:96px;aspect-ratio:16/10;object-fit:cover;border-radius:14px;}
.point-body h3{font-size:16.5px;font-weight:600;}
.point-body p{margin-top:4px;font-size:13.5px;color:var(--ink-2);line-height:1.7;}
.point-arrow{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);background:#fff;
  display:flex;align-items:center;justify-content:center;color:var(--ink-2);
  transition:transform .22s ease-out,color .22s ease-out,border-color .22s ease-out,background-color .22s ease-out;
}
.point-row:hover .point-arrow{transform:translateX(4px);color:#fff;background:var(--brand);border-color:var(--brand);}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:1fr 2fr;gap:44px;align-items:start;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  transition:border-color .22s ease-out,box-shadow .22s ease-out;
}
.faq-item[open]{border-color:rgba(255,106,61,.4);box-shadow:var(--shadow);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px 20px 22px;font-size:16px;font-weight:600;line-height:1.6;position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--brand);opacity:0;transition:opacity .22s ease-out;
}
.faq-item[open] summary::before{opacity:1;}
.faq-icon{
  flex:none;width:32px;height:32px;border-radius:999px;background:#FFF6EE;color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:transform .28s ease-out,background-color .22s ease-out,color .22s ease-out;
}
.faq-item[open] .faq-icon{transform:rotate(180deg);background:var(--brand);color:#fff;}
.faq-body{padding:0 24px 22px 22px;font-size:15px;line-height:1.85;color:var(--ink-2);}
.faq-side{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-block);padding:30px;box-shadow:var(--shadow);
}
.faq-side h3{font-size:19px;font-weight:700;}
.faq-side p{margin-top:12px;font-size:14px;color:var(--ink-2);line-height:1.85;}
.faq-side ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;}
.faq-side li{display:flex;gap:10px;font-size:14px;color:var(--ink-2);line-height:1.7;}
.faq-side li i{color:var(--support);margin-top:6px;font-size:12px;}

/* ---------- 口碑墙 ---------- */
.wall-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.wall-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);padding:24px;
  box-shadow:var(--shadow);transition:transform .24s ease-out,box-shadow .24s ease-out;
}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lift);}
.wall-head{display:flex;align-items:center;gap:12px;}
.avatar{
  width:40px;height:40px;border-radius:999px;flex:none;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;color:#fff;
}
.wall-name{font-size:15px;font-weight:600;}
.wall-meta{font-size:12px;color:var(--ink-2);}
.stars{color:var(--accent);font-size:12px;letter-spacing:2px;margin-left:auto;}
.wall-card p{margin-top:14px;font-size:14.5px;color:var(--ink-2);line-height:1.8;}
.wall-tag{
  display:inline-flex;align-items:center;height:26px;padding:0 10px;margin-top:14px;
  border-radius:var(--pill);background:rgba(47,126,118,.12);color:var(--support);
  font-size:12px;font-weight:600;
}

/* ---------- CTA ---------- */
.cta-block{padding:0 0 80px;}
.cta-inner{
  background:var(--grad);border-radius:var(--r-block);padding:48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:0 20px 46px rgba(255,106,61,.24);
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;line-height:1.4;}
.cta-inner p{margin-top:10px;color:rgba(255,255,255,.9);font-size:15px;line-height:1.8;max-width:46em;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#1C1A17;color:#EFE6DD;padding:64px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:#fff;}
.footer-brand:hover{color:var(--accent);}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(239,230,221,.72);max-width:32em;}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.4px;}
.footer-links{display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:14px;color:rgba(239,230,221,.72);}
.footer-links a:hover{color:var(--accent);}
.footer-note{font-size:14px;line-height:1.85;color:rgba(239,230,221,.72);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(239,230,221,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(239,230,221,.56);
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:46px;height:46px;border-radius:999px;background:#fff;color:var(--brand);
  border:1px solid var(--line);box-shadow:var(--shadow);
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease-out,transform .25s ease-out,visibility .25s ease-out;
}
.to-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.to-top:hover{background:var(--brand);color:#fff;border-color:var(--brand);}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .menu-btn{display:inline-flex;}
  .search-box{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .hero-media img{aspect-ratio:16/9;}
  .check-grid{grid-template-columns:repeat(2,1fr);}
  .faq-wrap{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:26px;}
  .banner-inner{min-height:300px;}
  .banner-copy{padding:28px;}
  .point-row{grid-template-columns:44px 72px 1fr;gap:14px;padding:16px 18px;}
  .point-row img{width:72px;}
  .point-arrow{display:none;}
  .point-num{font-size:26px;}
  .wall-grid{grid-template-columns:1fr;}
  .cta-inner{padding:32px;}
  .hero-stats{gap:22px;}
  .stat-num{font-size:24px;}
}
@media (max-width:540px){
  .nav-inner{height:56px;}
  .nav-cta{display:none;}
  .check-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .hero-float{left:8px;bottom:-16px;padding:12px 14px;min-width:160px;}
  .footer-bottom{flex-direction:column;}
  .to-top{right:16px;bottom:18px;}
}