/* roulang page: index */
:root{
  --brand:#FF7A1A;
  --brand-2:#FFB347;
  --cyan:#22D3EE;
  --dark:#0B1026;
  --dark-2:#131A3A;
  --light:#F5F7FB;
  --card:#FFFFFF;
  --text:#0F172A;
  --muted:#64748B;
  --border:#E6E8F0;
  --radius-card:22px;
  --radius-sm:14px;
  --radius-pill:999px;
  --shadow-card:0 12px 40px rgba(15,23,42,.08);
  --shadow-dark:0 20px 60px rgba(0,0,0,.35);
  --shadow-nav:0 4px 20px rgba(15,23,42,.06);
  --container:1240px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.75;color:var(--text);background:var(--light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:.01em;}
p{margin:0;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:88px 0;}
.section-tight{padding:64px 0;}
.section-head{margin-bottom:36px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--brand);
  background:rgba(255,122,26,.1);border:1px solid rgba(255,122,26,.25);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.section-head h2{font-size:clamp(1.5rem,2.5vw,2.25rem);font-weight:800;}
.section-head p{margin-top:12px;color:var(--muted);max-width:720px;font-size:15.5px;}
.section-dark{background:var(--dark);color:#fff;}
.section-dark .section-head p{color:rgba(255,255,255,.68);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 28px;border-radius:var(--radius-pill);
  font-weight:600;font-size:15px;line-height:1;letter-spacing:.02em;
  transition:transform .22s var(--ease),box-shadow .28s var(--ease),background .25s var(--ease),opacity .25s var(--ease);
  white-space:nowrap;
}
.btn-glow{
  background:linear-gradient(120deg,#FF7A1A 0%,#FFA93C 55%,#FFCB6B 100%);
  color:#1A0E00;box-shadow:0 0 24px rgba(255,122,26,.45);
}
.btn-glow:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 34px rgba(255,122,26,.6);}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(255,255,255,.06);color:#fff;
  border:1px solid rgba(255,255,255,.28);backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.5);transform:translateY(-1px);}
.btn-outline{
  background:#fff;color:var(--brand);border:1px solid rgba(255,122,26,.4);
}
.btn-outline:hover{background:rgba(255,122,26,.08);transform:translateY(-1px);}
.btn:disabled,.btn[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none;}
.btn-sm{padding:10px 20px;font-size:14px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--border);box-shadow:var(--shadow-nav);
}
.nav-wrap{display:flex;align-items:center;gap:24px;height:74px;}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.logo-mark{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#FF7A1A,#FFB347);color:#fff;font-size:18px;
  box-shadow:0 6px 18px rgba(255,122,26,.4);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.02em;}
.logo-text span{color:var(--brand);}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;}
.main-nav a{
  position:relative;padding:10px 14px;border-radius:10px;
  font-size:15px;font-weight:500;color:#334155;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2.5px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand),var(--brand-2));
  transform:scaleX(0);transform-origin:left;transition:transform .25s var(--ease);
}
.main-nav a:hover{color:var(--brand);background:rgba(255,122,26,.06);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand);font-weight:600;}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:var(--light);border:1px solid var(--border);border-radius:var(--radius-pill);
  padding:0 16px;height:42px;width:230px;transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:#94A3B8;}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,122,26,.14);}
.menu-toggle{
  display:none;width:44px;height:44px;border-radius:12px;background:var(--light);
  border:1px solid var(--border);font-size:17px;color:var(--text);
}
.menu-toggle:hover{background:rgba(255,122,26,.1);color:var(--brand);}
.mobile-drawer{
  display:none;flex-direction:column;gap:14px;
  padding:18px 20px 24px;background:#fff;border-bottom:1px solid var(--border);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{
  padding:12px 14px;border-radius:12px;background:var(--light);
  font-size:15px;font-weight:500;color:#334155;
}
.mobile-drawer a.active{background:rgba(255,122,26,.12);color:var(--brand);font-weight:600;}
.mobile-drawer .search-box{width:100%;background:var(--light);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--dark);color:#fff;}
.hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.35;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(112deg,rgba(11,16,38,.97) 0%,rgba(11,16,38,.86) 42%,rgba(11,16,38,.52) 100%);
}
.hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;
  gap:56px;align-items:center;padding:84px 0 92px;
}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 16px;border-radius:var(--radius-pill);font-size:13px;font-weight:600;
  background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.35);color:#9CEBF7;
  margin-bottom:22px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);}
.hero h1{
  font-size:clamp(2rem,4vw,3.4rem);font-weight:800;line-height:1.22;
  letter-spacing:-.01em;margin-bottom:20px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#FFB347,#FF7A1A 60%,#22D3EE);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:16.5px;color:rgba(255,255,255,.78);max-width:600px;margin-bottom:32px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:22px;}
.hero-tags li{display:flex;align-items:center;gap:9px;font-size:14px;color:rgba(255,255,255,.72);}
.hero-tags i{color:var(--cyan);font-size:15px;}
.hero-visual{display:flex;justify-content:center;}
.phone-frame{
  width:min(310px,100%);aspect-ratio:9/18.5;padding:12px;border-radius:40px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-dark);
}
.phone-screen{width:100%;height:100%;border-radius:30px;overflow:hidden;position:relative;background:#0E1430;}
.phone-screen img{width:100%;height:100%;object-fit:cover;}
.phone-screen::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,16,38,0) 45%,rgba(11,16,38,.85) 100%);
}
.phone-caption{
  position:absolute;left:16px;right:16px;bottom:16px;z-index:2;font-size:13px;color:#fff;
  display:flex;align-items:center;gap:8px;
}
.phone-caption i{color:var(--brand-2);}

/* ---------- 片段卡 ---------- */
.clips-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;}
.clip-card{
  position:relative;border-radius:var(--radius-card);overflow:hidden;
  aspect-ratio:9/16;background:#0E1430;display:block;
  box-shadow:var(--shadow-card);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.clip-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.clip-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,16,38,.05) 30%,rgba(11,16,38,.42) 58%,rgba(11,16,38,.94) 100%);
}
.clip-card:hover{transform:translateY(-6px);box-shadow:0 0 0 1px rgba(255,122,26,.55),0 20px 46px rgba(255,122,26,.28);}
.clip-card:hover img{transform:scale(1.06);}
.clip-top{position:absolute;top:14px;left:14px;right:14px;z-index:3;display:flex;justify-content:space-between;gap:8px;}
.chip{
  display:inline-flex;align-items:center;gap:5px;
  padding:5px 11px;border-radius:var(--radius-pill);font-size:12px;font-weight:600;
  background:rgba(11,16,38,.6);color:#fff;border:1px solid rgba(255,255,255,.2);backdrop-filter:blur(8px);
}
.chip-hot{background:linear-gradient(120deg,#FF7A1A,#FFB347);color:#1A0E00;border-color:transparent;}
.clip-body{position:absolute;left:16px;right:16px;bottom:16px;z-index:3;color:#fff;}
.clip-body h3{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.4;}
.clip-body p{font-size:13px;color:rgba(255,255,255,.72);}
.clip-foot{margin-top:10px;font-size:12px;color:rgba(255,255,255,.6);display:flex;align-items:center;gap:8px;}
.clip-foot i{color:var(--brand-2);}

/* ---------- 种草清单 ---------- */
.pick-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.pick-item{
  display:flex;gap:18px;align-items:flex-start;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  padding:22px 24px;box-shadow:var(--shadow-card);
  transition:border-color .25s var(--ease),background .25s var(--ease),transform .25s var(--ease);
}
.pick-item:hover{background:rgba(255,122,26,.05);border-color:rgba(255,122,26,.35);transform:translateY(-3px);}
.pick-num{
  flex:0 0 42px;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#fff;
  background:linear-gradient(135deg,#FF7A1A,#FFB347);
  box-shadow:0 0 18px rgba(255,122,26,.5);
}
.pick-body h3{font-size:16.5px;font-weight:700;margin-bottom:7px;}
.pick-body p{font-size:14.5px;color:var(--muted);}
.pick-meta{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px;align-items:center;}
.tag{
  display:inline-flex;padding:4px 11px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:600;background:rgba(34,211,238,.12);
  color:#0E7490;border:1px solid rgba(34,211,238,.28);
}
.tag-orange{background:rgba(255,122,26,.1);color:#C2410C;border-color:rgba(255,122,26,.28);}
.pick-arrow{margin-left:auto;color:var(--brand);font-size:14px;transition:transform .25s var(--ease);}
.pick-item:hover .pick-arrow{transform:translateX(4px);}

/* ---------- 口碑条 ---------- */
.voice-wrap{position:relative;}
.voice-track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 18px;
  scroll-snap-type:x mandatory;-ms-overflow-style:none;scrollbar-width:none;
}
.voice-track::-webkit-scrollbar{display:none;}
.voice-card{
  flex:0 0 320px;scroll-snap-align:start;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius-card);padding:22px;backdrop-filter:blur(14px);
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.voice-card:hover{border-color:rgba(255,122,26,.55);transform:translateY(-4px);}
.voice-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.avatar{
  width:44px;height:44px;border-radius:50%;object-fit:cover;
  border:2px solid rgba(255,255,255,.22);
}
.voice-name{font-size:14.5px;font-weight:600;color:#fff;}
.stars{font-size:12.5px;color:var(--brand-2);letter-spacing:2px;}
.voice-card p{
  font-size:14px;color:rgba(255,255,255,.75);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.voice-nav{display:flex;gap:10px;justify-content:flex-end;margin-top:6px;}
.voice-nav button{
  width:40px;height:40px;border-radius:50%;
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  color:#fff;transition:background .25s var(--ease),color .25s var(--ease);
}
.voice-nav button:hover{background:var(--brand);color:#1A0E00;border-color:transparent;}

/* ---------- 跟买 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:28px;
  background:var(--dark-2);border:1px solid rgba(255,255,255,.1);
  padding:56px 48px;display:flex;flex-wrap:wrap;align-items:center;gap:32px;
  box-shadow:var(--shadow-dark);
}
.cta-band::before{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.4),transparent 68%);
}
.cta-band::after{
  content:"";position:absolute;left:-60px;bottom:-120px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.32),transparent 68%);
}
.cta-copy{position:relative;z-index:2;flex:1 1 420px;color:#fff;}
.cta-copy h2{font-size:clamp(1.5rem,2.4vw,2.1rem);font-weight:800;margin-bottom:14px;}
.cta-copy p{color:rgba(255,255,255,.74);font-size:15.5px;max-width:560px;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.news-card{
  display:flex;gap:18px;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-card);padding:18px;box-shadow:var(--shadow-card);
  transition:transform .25s var(--ease),border-color .25s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(255,122,26,.35);}
.news-thumb{
  flex:0 0 128px;width:128px;aspect-ratio:16/11;border-radius:var(--radius-sm);overflow:hidden;background:#E2E8F0;
}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body{min-width:0;display:flex;flex-direction:column;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--muted);margin-bottom:8px;}
.news-body h3{font-size:16px;font-weight:700;margin-bottom:8px;}
.news-body h3 a:hover{color:var(--brand);}
.news-body p{
  font-size:14px;color:var(--muted);margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{margin-top:auto;font-size:13.5px;font-weight:600;color:var(--brand);}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 24px;
  background:rgba(255,255,255,.7);border:1px dashed var(--border);border-radius:var(--radius-card);
}
.empty-state i{font-size:34px;color:#CBD5E1;margin-bottom:14px;display:block;}
.empty-state p{color:var(--muted);font-size:15px;margin-bottom:18px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--border);border-radius:18px;
  padding:6px 22px;box-shadow:var(--shadow-card);transition:background .25s var(--ease);
}
.faq-item:hover{background:#FDFDFF;}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:16px;font-weight:700;cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary i{color:var(--brand);transition:transform .3s var(--ease);font-size:15px;}
.faq-item[open] summary i{transform:rotate(45deg);}
.faq-item p{font-size:15px;color:var(--muted);padding:0 0 20px;border-top:1px solid var(--border);padding-top:16px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--dark);color:rgba(255,255,255,.7);padding:66px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .logo-text{color:#fff;}
.footer-grid p{font-size:14px;line-height:1.85;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:rgba(255,255,255,.66);}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{font-size:14px;display:flex;align-items:center;gap:9px;}
.footer-contact i{color:var(--brand-2);width:16px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.5);
}

/* ---------- 移动端跟买条 ---------- */
.sticky-buy{
  position:fixed;left:0;right:0;bottom:0;z-index:90;display:none;
  align-items:center;gap:14px;padding:12px 16px;
  background:rgba(11,16,38,.96);border-top:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(12px);
}
.sticky-buy p{flex:1;color:#fff;font-size:13.5px;line-height:1.5;}
.sticky-buy .btn{padding:11px 22px;font-size:14px;}
.sticky-buy .close-buy{color:rgba(255,255,255,.6);font-size:17px;padding:6px;}
.sticky-buy .close-buy:hover{color:var(--brand);}
body.has-sticky{padding-bottom:78px;}

@media (max-width:1024px){
  .container{padding:0 24px;}
  .section{padding:68px 0;}
  .main-nav{display:none;}
  .menu-toggle{display:grid;place-items:center;}
  .nav-actions .search-box{display:none;}
  .hero-inner{grid-template-columns:1fr;gap:44px;padding:64px 0 72px;}
  .hero-visual{justify-content:flex-start;}
  .clips-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .pick-list{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .cta-band{padding:40px 26px;border-radius:22px;}
  .cta-copy{flex:1 1 100%;}
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .nav-wrap{height:66px;gap:12px;}
  .logo-text{font-size:15px;}
  .nav-actions .btn-glow{display:none;}
  .hero h1{font-size:1.85rem;}
  .clips-grid{
    display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:12px;scrollbar-width:none;
  }
  .clips-grid::-webkit-scrollbar{display:none;}
  .clip-card{flex:0 0 74%;scroll-snap-align:start;}
  .news-card{flex-direction:column;}
  .news-thumb{flex:none;width:100%;aspect-ratio:16/9;}
  .voice-card{flex:0 0 84%;}
  .footer-grid{grid-template-columns:1fr;}
  .sticky-buy{display:flex;}
  .faq-item{padding:4px 18px;}
}

/* roulang page: article */
:root{
  --brand:#FF7A1A;
  --brand-deep:#E8620A;
  --cyan:#22D3EE;
  --dark:#0B1026;
  --dark-2:#131A38;
  --surface:#F5F7FB;
  --card:#FFFFFF;
  --text:#0F172A;
  --muted:#64748B;
  --border:#E6E8F0;
  --shadow-sm:0 4px 20px rgba(15,23,42,.06);
  --shadow-md:0 12px 40px rgba(15,23,42,.08);
  --shadow-dark:0 20px 60px rgba(0,0,0,.35);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:12px;
  --pill:999px;
  --container:1240px;
  --gap:28px;
  --t:.25s cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--t),opacity var(--t);}
a:hover{color:var(--brand);}
button,input{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid var(--border);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:72px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--brand),#FFB25E);
  color:#fff;font-size:17px;
  box-shadow:0 0 18px rgba(255,122,26,.45);
}
.logo-text{font-size:18px;font-weight:800;color:var(--dark);white-space:nowrap;letter-spacing:-.02em;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;flex:1;min-width:0;}
.main-nav a{
  position:relative;display:inline-block;
  padding:10px 14px;border-radius:10px;
  font-size:15px;font-weight:600;color:#334155;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform var(--t);
}
.main-nav a:hover{background:#F8FAFC;color:var(--brand);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand);}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:8px;
  background:#F5F7FB;border:1px solid var(--border);
  border-radius:var(--pill);padding:9px 16px;min-width:200px;
  transition:border-color var(--t),box-shadow var(--t),background var(--t);
}
.search-box i{color:var(--muted);font-size:14px;}
.search-box input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:#94A3B8;}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,122,26,.12);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--pill);padding:12px 26px;
  font-size:15px;font-weight:700;white-space:nowrap;
  transition:transform var(--t),box-shadow var(--t),background var(--t),color var(--t),filter var(--t);
}
.btn-primary{
  background:linear-gradient(135deg,#FF8A2B,#FF6A00);
  color:#fff;box-shadow:0 0 24px rgba(255,122,26,.45);
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 34px rgba(255,122,26,.6);color:#fff;}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 16px rgba(255,122,26,.4);}
.btn-ghost{
  background:transparent;color:#fff;border:1px solid rgba(255,255,255,.4);
}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-1px);}
.btn-outline{
  background:#fff;color:var(--dark);border:1px solid var(--border);
}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.btn-sm{padding:9px 20px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:#F5F7FB;border:1px solid var(--border);
  align-items:center;justify-content:center;font-size:17px;color:var(--dark);
}
.nav-toggle:hover{background:#EEF2F9;}

/* ============ 抽屉 ============ */
.drawer-mask{
  position:fixed;inset:0;background:rgba(11,16,38,.5);
  opacity:0;visibility:hidden;transition:opacity var(--t),visibility var(--t);z-index:90;
}
.drawer-mask.open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:82%;max-width:340px;
  background:#fff;z-index:95;transform:translateX(102%);
  transition:transform .3s cubic-bezier(.4,0,.2,1);
  padding:22px 22px 40px;overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{width:38px;height:38px;border-radius:12px;background:#F5F7FB;color:var(--dark);display:flex;align-items:center;justify-content:center;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:22px;}
.drawer-nav a{padding:13px 14px;border-radius:12px;font-weight:600;color:#334155;}
.drawer-nav a:hover,.drawer-nav a.active{background:#FFF4EA;color:var(--brand);}
.drawer .search-box{min-width:0;width:100%;margin-bottom:16px;}
.drawer .btn{width:100%;}

/* ============ 面包屑 ============ */
.crumbs-bar{background:#fff;border-bottom:1px solid var(--border);}
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--muted);padding:14px 0;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs .sep{color:#CBD5E1;}
.crumbs .current{color:var(--brand);font-weight:600;max-width:60%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头部 ============ */
.article-head{
  background:linear-gradient(180deg,#0B1026 0%,#131A38 100%);
  color:#fff;position:relative;overflow:hidden;
}
.article-head::before{
  content:"";position:absolute;inset:0;
  background:url(/assets/images/backpic/back-1.png) center/cover no-repeat;
  opacity:.22;
}
.article-head::after{
  content:"";position:absolute;width:520px;height:520px;right:-160px;top:-200px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.35),transparent 65%);
}
.article-head .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px;}
.article-head-inner{max-width:860px;}
.head-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--pill);font-size:13px;font-weight:600;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#E2E8F7;
  backdrop-filter:blur(10px);
}
.badge-brand{background:linear-gradient(135deg,#FF8A2B,#FF6A00);border-color:transparent;color:#fff;box-shadow:0 0 18px rgba(255,122,26,.45);}
.article-head h1{
  font-size:clamp(1.7rem,3.4vw,2.7rem);
  color:#fff;margin-bottom:16px;line-height:1.32;
}
.head-meta{
  display:flex;flex-wrap:wrap;gap:20px;font-size:14px;color:#A9B4D0;
}
.head-meta span{display:inline-flex;align-items:center;gap:7px;}
.head-meta i{color:var(--cyan);}

/* ============ 布局 ============ */
.article-wrap{padding:56px 0 80px;}
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start;
}
.reading-card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--r-lg);box-shadow:var(--shadow-md);
  padding:48px 52px;
}
.cover-figure{
  margin:0 0 36px;border-radius:var(--r-md);overflow:hidden;
  background:#E9EDF5;aspect-ratio:16/9;
}
.cover-figure img{width:100%;height:100%;object-fit:cover;}

/* 正文排版 */
.article-body{font-size:16.5px;line-height:1.85;color:#1E293B;max-width:820px;}
.article-body h2{
  position:relative;font-size:clamp(1.3rem,2.2vw,1.6rem);
  margin:44px 0 18px;padding-left:16px;color:var(--dark);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--brand),#FFB25E);
}
.article-body h3{font-size:1.2rem;margin:32px 0 14px;color:var(--dark);font-weight:700;}
.article-body p{margin:0 0 1.2em;}
.article-body a{color:var(--brand-deep);font-weight:600;border-bottom:1px dashed rgba(255,122,26,.5);}
.article-body a:hover{color:var(--brand);}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding-left:0;}
.article-body ul li,.article-body ol li{
  position:relative;padding-left:26px;margin-bottom:.6em;
}
.article-body ul li::before{
  content:"";position:absolute;left:6px;top:.72em;width:7px;height:7px;border-radius:50%;
  background:var(--brand);box-shadow:0 0 8px rgba(255,122,26,.6);
}
.article-body ol{counter-reset:li;}
.article-body ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.28em;
  width:19px;height:19px;border-radius:50%;
  background:linear-gradient(135deg,#FF8A2B,#FF6A00);color:#fff;
  font-size:12px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.article-body blockquote{
  margin:26px 0;padding:20px 24px;
  background:#FFF7F1;border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:#7C3B0A;
}
.article-body img{border-radius:var(--r-md);margin:24px 0;width:100%;object-fit:cover;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--border);padding:12px 14px;text-align:left;}
.article-body th{background:#F5F7FB;font-weight:700;}
.article-body code{background:#F1F5F9;padding:2px 7px;border-radius:6px;font-size:.92em;}
.article-body hr{border:0;border-top:1px solid var(--border);margin:36px 0;}

/* 空态 */
.empty-state{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:14px;
  padding:70px 26px;background:#F8FAFC;border:1px dashed #D6DEEA;border-radius:var(--r-md);
}
.empty-state i{font-size:34px;color:#B7C2D4;}
.empty-state h3{font-size:1.15rem;color:var(--dark);}
.empty-state p{color:var(--muted);font-size:15px;max-width:420px;}
.empty-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:6px;}

/* 底部操作条 */
.article-foot{
  margin-top:40px;padding-top:28px;border-top:1px solid var(--border);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.article-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:var(--pill);
  background:#F5F7FB;border:1px solid var(--border);font-size:13px;color:#475569;font-weight:600;
}
.tag:hover{border-color:var(--brand);color:var(--brand);background:#FFF7F1;}

/* ============ 侧栏 ============ */
.side-panel{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);padding:24px;position:sticky;top:96px;
}
.side-panel + .side-panel{margin-top:24px;}
.side-title{
  display:flex;align-items:center;gap:9px;
  font-size:16px;font-weight:800;color:var(--dark);margin-bottom:16px;
}
.side-title i{color:var(--brand);}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:block;padding:9px 12px;border-radius:10px;
  font-size:14px;color:#475569;border-left:2px solid transparent;
}
.toc-list a:hover{background:#FFF7F1;color:var(--brand);border-left-color:var(--brand);}
.side-list{display:flex;flex-direction:column;gap:14px;}
.side-item{display:flex;gap:12px;align-items:flex-start;}
.side-thumb{
  width:64px;height:64px;border-radius:14px;overflow:hidden;flex-shrink:0;background:#E9EDF5;
}
.side-thumb img{width:100%;height:100%;object-fit:cover;}
.side-item h4{font-size:14.5px;font-weight:700;line-height:1.5;color:var(--dark);margin-bottom:4px;}
.side-item h4:hover{color:var(--brand);}
.side-item span{font-size:12.5px;color:var(--muted);}
.side-cta{
  background:linear-gradient(150deg,#0B1026,#1B2450);color:#fff;
  border-radius:var(--r-lg);padding:26px 24px;border:1px solid rgba(255,255,255,.08);
}
.side-cta h3{font-size:1.1rem;color:#fff;margin-bottom:10px;}
.side-cta p{font-size:14px;color:#A9B4D0;margin-bottom:18px;line-height:1.7;}
.side-cta .btn{width:100%;}

/* ============ 相关推荐 ============ */
.section{padding:80px 0;}
.section-alt{background:#fff;border-top:1px solid var(--border);}
.section-head{margin-bottom:38px;max-width:720px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.06em;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--brand);border-radius:2px;}
.section-head h2{font-size:clamp(1.5rem,2.5vw,2.1rem);color:var(--dark);margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15.5px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.post-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-md);
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-6px);border-color:rgba(255,122,26,.45);box-shadow:0 0 0 1px rgba(255,122,26,.25),0 18px 48px rgba(255,122,26,.18);}
.post-cover{position:relative;aspect-ratio:16/9;background:#E9EDF5;overflow:hidden;}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.post-card:hover .post-cover img{transform:scale(1.05);}
.post-cover .badge{position:absolute;left:12px;top:12px;background:rgba(11,16,38,.7);border-color:rgba(255,255,255,.2);}
.post-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:16.5px;line-height:1.55;color:var(--dark);}
.post-body p{font-size:14px;color:var(--muted);line-height:1.7;flex:1;}
.post-meta{display:flex;align-items:center;gap:14px;font-size:12.5px;color:#94A3B8;}
.post-meta i{color:var(--cyan);margin-right:4px;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--r-md);
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color var(--t),background var(--t);
}
.faq-item:hover{border-color:rgba(255,122,26,.4);background:#FFFDFB;}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;font-size:16px;font-weight:700;color:var(--dark);text-align:left;
}
.faq-q i{color:var(--brand);transition:transform var(--t);font-size:14px;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 24px 22px;font-size:15px;color:#475569;line-height:1.8;}
.faq-item.open .faq-a{max-height:420px;}

/* ============ CTA ============ */
.cta-band{
  background:linear-gradient(140deg,#0B1026 0%,#182148 55%,#0B1026 100%);
  color:#fff;position:relative;overflow:hidden;padding:76px 0;
}
.cta-band::after{
  content:"";position:absolute;width:460px;height:460px;left:-140px;bottom:-220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.35),transparent 65%);
}
.cta-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px;}
.cta-inner h2{font-size:clamp(1.5rem,2.6vw,2.15rem);color:#fff;margin-bottom:12px;}
.cta-inner p{color:#A9B4D0;font-size:15.5px;max-width:620px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{background:#080C1D;color:#94A3B8;padding:66px 0 26px;font-size:14.5px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .logo-mark{width:36px;height:36px;border-radius:11px;font-size:16px;}
.footer-brand .logo-text{color:#fff;font-size:17px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700;}
.footer-col p{line-height:1.8;color:#8A97B5;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col ul a{color:#94A3B8;}
.footer-col ul a:hover{color:var(--brand);}
.footer-contact li{display:flex;align-items:center;gap:10px;color:#8A97B5;}
.footer-contact i{color:var(--brand);width:16px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:#6B7794;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-panel{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .search-box{min-width:150px;}
  .main-nav a{padding:10px 10px;font-size:14.5px;}
}
@media (max-width:768px){
  .main-nav,.header-actions .search-box,.header-actions .btn{display:none;}
  .nav-toggle{display:flex;}
  .header-inner{min-height:64px;justify-content:space-between;}
  .logo-text{font-size:16px;}
  .article-head .container{padding-top:38px;padding-bottom:40px;}
  .reading-card{padding:28px 20px;border-radius:var(--r-md);}
  .article-wrap{padding:34px 0 56px;}
  .section{padding:52px 0;}
  .card-grid{grid-template-columns:1fr;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
}
@media (max-width:520px){
  .container{padding:0 18px;}
  .article-body{font-size:16px;}
  .crumbs .current{max-width:48%;}
  .faq-q{padding:17px 18px;font-size:15px;}
  .faq-a p{padding:0 18px 18px;}
  .post-body{padding:16px 18px 20px;}
}

/* roulang page: category1 */
:root{
  --primary:#FF7A1A;
  --primary-deep:#E8620A;
  --primary-soft:#FFF1E6;
  --cyan:#22D3EE;
  --cyan-soft:#E6FBFE;
  --ink:#0B1026;
  --ink-2:#141B3A;
  --bg:#F5F7FB;
  --card:#FFFFFF;
  --text:#0F172A;
  --muted:#64748B;
  --line:#E6E8F0;
  --radius-xl:24px;
  --radius-lg:18px;
  --radius-sm:12px;
  --shadow-sm:0 4px 20px rgba(15,23,42,.06);
  --shadow:0 12px 40px rgba(15,23,42,.08);
  --shadow-dark:0 20px 60px rgba(0,0,0,.35);
  --container:1240px;
  --glow:0 0 24px rgba(255,122,26,.45);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--primary);}
button{font-family:inherit;cursor:pointer;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:.2px;}
p{margin:0;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible{
  outline:2px solid var(--cyan);
  outline-offset:2px;
  border-radius:6px;
}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:38px;
  height:38px;
  border-radius:11px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:linear-gradient(140deg,var(--primary),#FFB259);
  color:#fff;
  font-size:17px;
  box-shadow:0 0 18px rgba(255,122,26,.45);
}
.logo-text{
  font-size:19px;
  font-weight:800;
  color:var(--ink);
  letter-spacing:.4px;
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:8px;
}
.main-nav a{
  position:relative;
  font-size:15px;
  color:var(--muted);
  font-weight:500;
  padding:24px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:16px;
  height:3px;
  border-radius:3px;
  background:linear-gradient(90deg,var(--primary),var(--cyan));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.main-nav a:hover{color:var(--ink);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--ink);font-weight:700;}
.main-nav a.active::after{transform:scaleX(1);}
.header-right{
  margin-left:auto;
  display:flex;
  align-items:center;
  gap:12px;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:999px;
  padding:9px 16px;
  min-width:210px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box i{color:var(--muted);font-size:13px;}
.search-box input{
  border:0;
  background:transparent;
  outline:none;
  font-size:14px;
  color:var(--text);
  width:100%;
}
.search-box input::placeholder{color:#9AA4B8;}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(255,122,26,.14);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border:0;
  border-radius:999px;
  padding:12px 24px;
  font-size:15px;
  font-weight:700;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,opacity .2s ease;
}
.btn-primary{
  background:linear-gradient(120deg,#FF8A2B,#FF6A00);
  color:#fff;
  box-shadow:var(--glow);
}
.btn-primary:hover{
  color:#fff;
  transform:translateY(-1px);
  filter:brightness(1.05);
  box-shadow:0 0 32px rgba(255,122,26,.6);
}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.35);
  color:#fff;
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{
  color:#fff;
  background:rgba(255,255,255,.16);
  transform:translateY(-1px);
}
.btn-outline{
  background:#fff;
  border:1px solid var(--line);
  color:var(--ink);
}
.btn-outline:hover{
  color:var(--primary);
  border-color:var(--primary);
  transform:translateY(-1px);
}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:disabled{opacity:.5;cursor:not-allowed;box-shadow:none;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--ink);
  font-size:17px;
  align-items:center;
  justify-content:center;
}

/* ============ 小 Hero ============ */
.page-hero{
  position:relative;
  background:
    linear-gradient(115deg,rgba(11,16,38,.94) 0%,rgba(11,16,38,.82) 48%,rgba(11,16,38,.62) 100%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  color:#fff;
  padding:78px 0 86px;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:460px;height:460px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.28),transparent 68%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.62);
  margin-bottom:20px;
}
.crumb a{color:rgba(255,255,255,.62);}
.crumb a:hover{color:var(--cyan);}
.crumb span.current{color:var(--primary);font-weight:600;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:7px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  backdrop-filter:blur(14px);
  font-size:13px;
  color:#FFD9B8;
  margin-bottom:22px;
}
.hero-tag i{color:var(--cyan);}
.page-hero h1{
  font-size:clamp(1.9rem,3.6vw,3rem);
  max-width:900px;
  margin-bottom:18px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#FFB259,var(--cyan));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  max-width:760px;
  font-size:17px;
  color:rgba(255,255,255,.78);
  line-height:1.8;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:32px;
}
.hero-facts{
  display:flex;
  flex-wrap:wrap;
  gap:36px;
  margin-top:46px;
  padding-top:28px;
  border-top:1px solid rgba(255,255,255,.12);
}
.hero-facts .fact strong{
  display:block;
  font-size:24px;
  font-weight:800;
  color:#fff;
}
.hero-facts .fact span{
  font-size:13px;
  color:rgba(255,255,255,.6);
}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:64px 0;}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:40px;
}
.section-head h2{
  font-size:clamp(1.4rem,2.4vw,2.1rem);
  color:var(--ink);
}
.section-head h2::after{
  content:"";
  display:block;
  width:56px;height:4px;
  border-radius:4px;
  margin-top:14px;
  background:linear-gradient(90deg,var(--primary),var(--cyan));
}
.section-head p{
  color:var(--muted);
  font-size:15px;
  max-width:520px;
}

/* ============ 筛选标签 ============ */
.filter-bar{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-bottom:36px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 20px;
  border-radius:999px;
  background:#fff;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:14px;
  font-weight:500;
  cursor:pointer;
  transition:all .2s ease;
}
.chip:hover{
  color:var(--primary);
  border-color:var(--primary);
  transform:translateY(-1px);
}
.chip.is-active{
  background:linear-gradient(120deg,#FF8A2B,#FF6A00);
  border-color:transparent;
  color:#fff;
  box-shadow:0 8px 22px rgba(255,122,26,.3);
}
.chip i{font-size:12px;}

/* ============ 竖屏片段卡 ============ */
.clip-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:26px;
}
.clip-card{
  position:relative;
  display:block;
  border-radius:var(--radius-xl);
  overflow:hidden;
  background:#0E1430;
  aspect-ratio:9/16;
  box-shadow:var(--shadow);
  border:1px solid transparent;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.clip-card img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease,opacity .4s ease;
}
.clip-card::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,16,38,.15) 0%,rgba(11,16,38,.05) 38%,rgba(11,16,38,.88) 100%);
}
.clip-card:hover{
  transform:translateY(-6px);
  border-color:rgba(255,122,26,.7);
  box-shadow:0 24px 60px rgba(255,122,26,.28);
}
.clip-card:hover img{transform:scale(1.06);}
.clip-badges{
  position:absolute;
  top:14px;left:14px;right:14px;
  z-index:3;
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:5px;
  padding:5px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.2);
  color:#fff;
  backdrop-filter:blur(10px);
}
.badge-hot{
  background:linear-gradient(120deg,#FF8A2B,#FF6A00);
  border-color:transparent;
  box-shadow:0 0 16px rgba(255,122,26,.5);
}
.clip-body{
  position:absolute;
  left:18px;right:18px;bottom:18px;
  z-index:3;
  color:#fff;
}
.clip-body h3{
  font-size:17px;
  margin-bottom:8px;
  line-height:1.45;
}
.clip-body span{
  font-size:12.5px;
  color:rgba(255,255,255,.72);
  display:inline-flex;
  align-items:center;
  gap:6px;
}

/* ============ 种草清单 ============ */
.seed-list{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:18px;
}
.seed-item{
  display:flex;
  gap:18px;
  align-items:flex-start;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:22px 24px;
  box-shadow:var(--shadow-sm);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.seed-item:hover{
  transform:translateY(-3px);
  border-color:rgba(255,122,26,.45);
  background:linear-gradient(120deg,#FFF8F2,#fff 60%);
  box-shadow:0 18px 44px rgba(255,122,26,.14);
}
.seed-num{
  flex:0 0 auto;
  width:42px;height:42px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:800;
  font-size:16px;
  color:#fff;
  background:linear-gradient(140deg,#FF8A2B,#FF6A00);
  box-shadow:0 0 20px rgba(255,122,26,.4);
}
.seed-content h3{
  font-size:16.5px;
  color:var(--ink);
  margin-bottom:8px;
}
.seed-content p{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
}
.seed-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:12px;
}
.tag{
  display:inline-block;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  background:var(--primary-soft);
  color:var(--primary-deep);
  border:1px solid rgba(255,122,26,.2);
}
.tag-cyan{
  background:var(--cyan-soft);
  color:#0E7490;
  border-color:rgba(34,211,238,.28);
}
.seed-more{
  display:inline-flex;
  align-items:center;
  gap:6px;
  margin-top:14px;
  font-size:13.5px;
  font-weight:600;
  color:var(--primary);
}
.seed-more i{transition:transform .2s ease;}
.seed-item:hover .seed-more i{transform:translateX(4px);}

/* ============ 步骤条 ============ */
.steps-wrap{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-xl);
  padding:42px 40px;
  box-shadow:var(--shadow);
}
.steps-row{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:26px;
}
.step-cell{
  position:relative;
  padding-left:0;
}
.step-cell::before{
  content:"";
  position:absolute;
  top:20px;left:48px;right:-26px;
  height:2px;
  background:linear-gradient(90deg,rgba(255,122,26,.4),rgba(34,211,238,.35));
}
.step-cell:last-child::before{display:none;}
.step-dot{
  position:relative;
  z-index:2;
  width:42px;height:42px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--cyan),#0EA5E9);
  color:#fff;
  font-weight:800;
  font-size:15px;
  box-shadow:0 0 20px rgba(34,211,238,.4);
  margin-bottom:16px;
}
.step-cell h3{font-size:16px;color:var(--ink);margin-bottom:8px;}
.step-cell p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ FAQ ============ */
.faq-list{
  display:grid;
  gap:14px;
  max-width:920px;
  margin:0 auto;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:0 24px;
  box-shadow:var(--shadow-sm);
  transition:border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.faq-item:hover{
  border-color:rgba(255,122,26,.4);
  background:#FFFCF9;
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:22px 0;
  font-size:16px;
  font-weight:700;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .faq-icon{
  flex:0 0 auto;
  width:28px;height:28px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:12px;
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.faq-item[open] summary .faq-icon{
  transform:rotate(180deg);
  background:linear-gradient(120deg,#FF8A2B,#FF6A00);
  color:#fff;
}
.faq-answer{
  padding:0 0 24px;
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
  border-top:1px dashed var(--line);
  padding-top:18px;
}

/* ============ CTA ============ */
.cta-band{
  background:
    linear-gradient(120deg,rgba(11,16,38,.95),rgba(20,27,58,.9)),
    url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  color:#fff;
  padding:76px 0;
  position:relative;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:-120px;bottom:-160px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.3),transparent 68%);
}
.cta-inner{
  position:relative;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(1.5rem,2.6vw,2.15rem);
  margin-bottom:12px;
}
.cta-inner p{
  color:rgba(255,255,255,.72);
  font-size:15.5px;
  max-width:620px;
}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);
  color:rgba(255,255,255,.72);
  padding:64px 0 26px;
  font-size:14px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:40px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .logo-text{color:#fff;font-size:17px;}
.footer-col p{color:rgba(255,255,255,.6);line-height:1.85;}
.footer-col h4{
  color:#fff;
  font-size:15px;
  margin-bottom:18px;
  font-weight:700;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{color:rgba(255,255,255,.66);}
.footer-col ul li a:hover{color:var(--primary);}
.footer-contact li{
  display:flex;
  align-items:center;
  gap:9px;
  color:rgba(255,255,255,.62);
}
.footer-contact i{color:var(--cyan);font-size:13px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:22px;
  font-size:13px;
  color:rgba(255,255,255,.45);
}

/* ============ 移动端底部条 ============ */
.mobile-cta{
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:150;
  display:none;
  align-items:center;
  gap:12px;
  padding:12px 16px calc(12px + env(safe-area-inset-bottom));
  background:rgba(11,16,38,.94);
  backdrop-filter:blur(14px);
  border-top:1px solid rgba(255,255,255,.12);
}
.mobile-cta p{
  color:#fff;
  font-size:13px;
  line-height:1.4;
  flex:1;
}
.mobile-cta p span{display:block;color:rgba(255,255,255,.55);font-size:11.5px;}
.mobile-cta .btn{padding:10px 18px;font-size:14px;}
.mobile-cta .close-bar{
  width:30px;height:30px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.24);
  background:transparent;
  color:rgba(255,255,255,.7);
  font-size:12px;
  display:flex;align-items:center;justify-content:center;
}
.mobile-cta .close-bar:hover{color:#fff;border-color:#fff;}

/* ============ 移动抽屉 ============ */
.drawer{
  position:fixed;
  inset:0;
  z-index:200;
  display:none;
}
.drawer.open{display:block;}
.drawer-mask{
  position:absolute;
  inset:0;
  background:rgba(11,16,38,.55);
  backdrop-filter:blur(2px);
}
.drawer-panel{
  position:absolute;
  top:0;right:0;
  width:min(320px,86vw);
  height:100%;
  background:#fff;
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:8px;
  box-shadow:-18px 0 50px rgba(15,23,42,.18);
  animation:drawerIn .28s ease;
}
@keyframes drawerIn{from{transform:translateX(24px);opacity:.4;}to{transform:translateX(0);opacity:1;}}
.drawer-head{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.drawer-head button{
  width:36px;height:36px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--muted);
}
.drawer-panel a.drawer-link{
  padding:13px 14px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  color:var(--ink);
  background:var(--bg);
}
.drawer-panel a.drawer-link:hover{background:var(--primary-soft);color:var(--primary-deep);}
.drawer-panel a.drawer-link.active{
  background:linear-gradient(120deg,#FF8A2B,#FF6A00);
  color:#fff;
}
.drawer .search-box{margin:6px 0 10px;min-width:auto;background:#fff;}

/* ============ 响应式 ============ */
@media (max-width:1280px){
  .container{padding:0 28px;}
}
@media (max-width:1024px){
  .main-nav{gap:18px;}
  .main-nav a{font-size:14px;}
  .search-box{min-width:170px;}
  .clip-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .steps-row{grid-template-columns:repeat(2,1fr);}
  .step-cell::before{display:none;}
}
@media (max-width:768px){
  .main-nav,.header-right .search-box,.header-right .btn-primary{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;gap:12px;}
  .logo-text{font-size:16.5px;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{padding:54px 0 62px;}
  .hero-facts{gap:24px;margin-top:34px;}
  .hero-facts .fact strong{font-size:20px;}
  .seed-list{grid-template-columns:1fr;}
  .steps-wrap{padding:28px 22px;}
  .cta-band{padding:56px 0;}
  .mobile-cta{display:flex;}
  body{padding-bottom:74px;}
  .site-footer{padding:48px 0 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .clip-grid{
    display:flex;
    gap:16px;
    overflow-x:auto;
    padding-bottom:10px;
    scroll-snap-type:x mandatory;
    -webkit-overflow-scrolling:touch;
  }
  .clip-grid::-webkit-scrollbar{display:none;}
  .clip-card{
    flex:0 0 76%;
    scroll-snap-align:start;
  }
}
@media (max-width:520px){
  .container{padding:0 20px;}
  .page-hero h1{font-size:1.6rem;}
  .hero-sub{font-size:15.5px;}
  .btn{padding:11px 20px;font-size:14px;}
  .steps-row{grid-template-columns:1fr;}
  .clip-card{flex:0 0 84%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --primary:#FF7A1A;
  --primary-deep:#F25508;
  --primary-soft:#FFF1E6;
  --accent:#22D3EE;
  --accent-soft:#E6FBFF;
  --dark:#0B1026;
  --dark-2:#141B3D;
  --light:#F5F7FB;
  --card:#FFFFFF;
  --text:#0F172A;
  --muted:#64748B;
  --border:#E6E8F0;
  --radius-xl:24px;
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --radius-pill:999px;
  --shadow-card:0 12px 40px rgba(15,23,42,.08);
  --shadow-hover:0 18px 46px rgba(255,122,26,.16);
  --shadow-nav:0 4px 20px rgba(15,23,42,.06);
  --shadow-glass:0 20px 60px rgba(0,0,0,.35);
  --glow:0 0 24px rgba(255,122,26,.45);
  --container:1240px;
  --section-y:96px;
  --t:.28s cubic-bezier(.4,0,.2,1);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.01em}
p{margin:0}
h1{font-size:clamp(2rem,4vw,3.4rem)}
h2{font-size:clamp(1.5rem,2.5vw,2.25rem)}
h3{font-size:1.25rem}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--radius-pill);font-weight:700;font-size:15px;
  padding:13px 26px;transition:var(--t);white-space:nowrap;cursor:pointer;
  border:1px solid transparent;
}
.btn-primary{
  background:linear-gradient(135deg,#FF9A3C,#FF6A00);
  color:#fff;box-shadow:var(--glow);
}
.btn-primary:hover{transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 0 34px rgba(255,122,26,.62)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 16px rgba(255,122,26,.4)}
.btn-ghost{
  color:#fff;border-color:rgba(255,255,255,.28);
  background:rgba(255,255,255,.07);backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:rgba(34,211,238,.55);transform:translateY(-1px)}
.btn-outline{
  color:var(--primary);border-color:rgba(255,122,26,.42);background:#fff;
}
.btn-outline:hover{background:var(--primary-soft);transform:translateY(-1px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn[disabled],.btn.disabled{opacity:.5;box-shadow:none;cursor:not-allowed;transform:none}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;background:#fff;
  border-bottom:1px solid var(--border);box-shadow:var(--shadow-nav);
}
.header-inner{display:flex;align-items:center;gap:24px;height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#FF9A3C,#FF6A00);
  color:#fff;font-size:19px;box-shadow:var(--glow);
}
.logo-text{font-size:17px;font-weight:800;letter-spacing:.2px;color:var(--text)}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.main-nav a{
  position:relative;padding:10px 14px;font-size:15px;font-weight:600;
  color:#334155;border-radius:10px;transition:var(--t);
}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:3px;height:3px;
  border-radius:3px;background:linear-gradient(90deg,var(--primary),var(--accent));
  transform:scaleX(0);transform-origin:left;transition:transform var(--t);
}
.main-nav a:hover{color:var(--primary);background:var(--primary-soft)}
.main-nav a.active{color:var(--primary)}
.main-nav a.active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:9px;height:44px;width:250px;
  padding:0 16px;background:#F1F5F9;border:1px solid transparent;
  border-radius:var(--radius-pill);transition:var(--t);
}
.nav-search i{color:var(--muted);font-size:14px}
.nav-search input{
  border:0;background:transparent;outline:none;width:100%;font-size:14px;color:var(--text);
}
.nav-search input::placeholder{color:#94A3B8}
.nav-search:focus-within{background:#fff;border-color:rgba(255,122,26,.5);box-shadow:0 0 0 4px rgba(255,122,26,.12)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;color:var(--text);
  border:1px solid var(--border);background:#fff;font-size:17px;
}
.nav-toggle:hover{background:var(--primary-soft);color:var(--primary)}
.mobile-drawer{
  display:none;border-top:1px solid var(--border);background:#fff;
  padding:18px 0 24px;box-shadow:0 18px 30px rgba(15,23,42,.08);
}
.mobile-drawer.is-open{display:block;animation:drawerIn .24s ease}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.drawer-nav a{
  padding:13px 16px;border-radius:var(--radius-sm);font-weight:600;
  color:#334155;background:#F8FAFC;transition:var(--t);
}
.drawer-nav a.active{color:var(--primary);background:var(--primary-soft)}
.drawer-search{
  display:flex;align-items:center;gap:9px;height:46px;padding:0 16px;
  background:#F1F5F9;border-radius:var(--radius-pill);margin-bottom:14px;
}
.drawer-search input{border:0;background:transparent;outline:none;width:100%;font-size:14px}
.drawer-cta{width:100%}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;
  padding:64px 0 84px;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;opacity:.3;
}
.hero-overlay{
  position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 84% 14%,rgba(34,211,238,.3),transparent 62%),
    radial-gradient(720px 400px at 4% 90%,rgba(255,122,26,.26),transparent 60%),
    linear-gradient(180deg,rgba(11,16,38,.88),rgba(11,16,38,.97));
}
.hero-inner{
  position:relative;z-index:2;display:grid;
  grid-template-columns:1.06fr .94fr;gap:56px;align-items:center;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;gap:8px;align-items:center;
  font-size:13px;color:rgba(226,232,240,.72);margin-bottom:20px;
}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:#FFB37A;font-weight:600}
.hero .eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;
  border-radius:var(--radius-pill);font-size:13px;font-weight:600;letter-spacing:.4px;
  color:#FFD7B0;background:rgba(255,122,26,.16);border:1px solid rgba(255,122,26,.34);
  margin-bottom:22px;
}
.hero h1{color:#fff;text-shadow:0 8px 32px rgba(0,0,0,.4)}
.hero h1 .hl{
  background:linear-gradient(120deg,#FFB469,#FF7A1A 60%,#22D3EE);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{
  margin-top:20px;font-size:17px;line-height:1.85;
  color:rgba(226,232,240,.86);max-width:580px;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pill{
  display:inline-flex;align-items:center;gap:7px;padding:8px 15px;
  border-radius:var(--radius-pill);font-size:13.5px;font-weight:600;
  color:#E2E8F0;background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(10px);
}
.pill i{color:var(--accent);font-size:12px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-badges{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:38px;
  padding-top:24px;border-top:1px solid rgba(255,255,255,.12);
}
.hero-badge{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(226,232,240,.8)}
.hero-badge i{color:var(--accent)}
.hero-visual{position:relative;display:flex;justify-content:center}
.phone-frame{
  position:relative;width:100%;max-width:320px;aspect-ratio:9/16;
  border-radius:30px;overflow:hidden;
  border:1px solid rgba(255,255,255,.18);
  box-shadow:var(--shadow-glass);
  background:#0F1533;
}
.phone-frame img{width:100%;height:100%;object-fit:cover}
.phone-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,16,38,.12) 30%,rgba(11,16,38,.86));
}
.phone-caption{
  position:absolute;left:18px;right:18px;bottom:18px;z-index:3;color:#fff;
}
.phone-caption strong{display:block;font-size:15px;font-weight:700;margin-bottom:4px}
.phone-caption span{font-size:12.5px;color:rgba(226,232,240,.78)}
.float-card{
  position:absolute;right:-6px;top:28px;z-index:4;
  background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius-md);padding:12px 16px;backdrop-filter:blur(14px);
  box-shadow:var(--shadow-glass);font-size:13px;color:#fff;min-width:132px;
}
.float-card b{display:block;font-size:20px;color:#FFB469;line-height:1.2}
.float-card span{color:rgba(226,232,240,.76);font-size:12px}
.float-card.second{top:auto;bottom:52px;left:-14px;right:auto}
.float-card.second b{color:var(--accent)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--section-y) 0}
.section-alt{background:#fff}
.section-head{max-width:780px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow-light{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  letter-spacing:.6px;color:var(--primary);background:var(--primary-soft);
  padding:7px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.section-title{color:var(--text)}
.section-desc{margin-top:16px;color:var(--muted);font-size:16px;line-height:1.85}
.section-desc a{color:var(--primary);font-weight:600;border-bottom:1px dashed rgba(255,122,26,.5)}
.section-desc a:hover{color:var(--primary-deep)}

/* ---------- 双列清单 ---------- */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.check-item{
  display:flex;gap:18px;padding:24px;background:var(--card);
  border:1px solid var(--border);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);transition:var(--t);
}
.check-item:hover{
  transform:translateY(-4px);border-color:rgba(255,122,26,.36);
  box-shadow:var(--shadow-hover);background:#FFFCF8;
}
.check-num{
  flex:0 0 46px;width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;font-weight:800;font-size:16px;color:#fff;
  background:linear-gradient(135deg,#FF9A3C,#FF6A00);box-shadow:var(--glow);
}
.check-body{flex:1;min-width:0}
.check-body h3{font-size:17px;margin-bottom:8px}
.check-body p{color:var(--muted);font-size:14.5px;line-height:1.78}
.check-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;align-items:center}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;font-size:12.5px;
  font-weight:600;border-radius:var(--radius-pill);
  color:var(--primary);background:var(--primary-soft);
}
.tag-cyan{color:#0E7490;background:var(--accent-soft)}
.check-link{margin-left:auto;color:var(--primary);font-size:13px;font-weight:700;display:inline-flex;align-items:center;gap:6px}
.check-link i{transition:transform var(--t)}
.check-item:hover .check-link i{transform:translateX(4px)}

/* ---------- 每日节奏卡 ---------- */
.rhythm-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.rhythm-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);
  padding:26px 24px;box-shadow:var(--shadow-card);transition:var(--t);
  display:flex;flex-direction:column;
}
.rhythm-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:rgba(34,211,238,.38)}
.rhythm-time{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;
  color:#0E7490;background:var(--accent-soft);padding:6px 13px;border-radius:var(--radius-pill);
  align-self:flex-start;margin-bottom:16px;
}
.rhythm-card h3{font-size:17px;margin-bottom:10px}
.rhythm-card p{color:var(--muted);font-size:14.5px;line-height:1.78;flex:1}
.rhythm-meter{margin-top:18px}
.rhythm-meter span{font-size:12.5px;color:var(--muted);display:flex;justify-content:space-between;margin-bottom:8px}
.meter{height:7px;border-radius:99px;background:#EEF2F7;overflow:hidden}
.meter i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--primary),#FFB469)}
.meter i.cyan{background:linear-gradient(90deg,#0891B2,var(--accent))}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-xl);padding:30px 26px;box-shadow:var(--shadow-card);
  transition:var(--t);
}
.step-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover)}
.step-index{
  font-size:13px;font-weight:800;letter-spacing:1px;color:var(--accent);
  display:inline-block;margin-bottom:14px;
}
.step-card h3{font-size:18px;margin-bottom:10px}
.step-card p{color:var(--muted);font-size:14.5px;line-height:1.8}
.step-card::before{
  content:"";position:absolute;left:26px;top:0;width:52px;height:4px;
  border-radius:0 0 6px 6px;background:linear-gradient(90deg,var(--primary),var(--accent));
}

/* ---------- 对比卡 ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:34px}
.compare-col{
  border:1px solid var(--border);border-radius:var(--radius-xl);
  padding:28px 26px;background:var(--card);box-shadow:var(--shadow-card);
}
.compare-col h3{display:flex;align-items:center;gap:10px;font-size:17px;margin-bottom:16px}
.compare-col h3 i{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:15px;color:#fff}
.compare-col.is-caution{background:#FFFBF7;border-color:#FBE0CB}
.compare-col.is-caution h3 i{background:linear-gradient(135deg,#FFB469,#FF8A2B)}
.compare-col.is-good{background:#F4FEFF;border-color:#BFEFF7}
.compare-col.is-good h3 i{background:linear-gradient(135deg,#0891B2,#22D3EE)}
.compare-col li{
  position:relative;padding-left:26px;font-size:14.5px;color:#334155;
  line-height:1.8;margin-bottom:12px;
}
.compare-col li:last-child{margin-bottom:0}
.compare-col li::before{
  content:"";position:absolute;left:2px;top:10px;width:8px;height:8px;
  border-radius:50%;background:#CBD5E1;
}
.compare-col.is-good li::before{background:var(--accent)}
.compare-col.is-caution li::before{background:var(--primary)}

/* ---------- 阵容思路图文卡 ---------- */
.team-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.team-card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);
  overflow:hidden;box-shadow:var(--shadow-card);transition:var(--t);display:flex;flex-direction:column;
}
.team-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(255,122,26,.32)}
.team-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9EDF5}
.team-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.team-card:hover .team-thumb img{transform:scale(1.06)}
.team-thumb .tag{position:absolute;left:14px;top:14px;background:rgba(11,16,38,.72);color:#FFD7B0;backdrop-filter:blur(8px)}
.team-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.team-body h3{font-size:17px;margin-bottom:10px}
.team-body p{color:var(--muted);font-size:14.5px;line-height:1.8;flex:1}
.team-foot{display:flex;align-items:center;justify-content:space-between;margin-top:18px;padding-top:16px;border-top:1px solid var(--border)}
.team-foot span{font-size:13px;color:var(--muted)}
.team-foot a{font-size:13.5px;font-weight:700;color:var(--primary);display:inline-flex;align-items:center;gap:6px}
.team-foot a:hover{color:var(--primary-deep)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;transition:var(--t);
}
.faq-item:hover{border-color:rgba(255,122,26,.32);background:#FFFCF8}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:20px 24px;font-size:16px;font-weight:700;color:var(--text);
  transition:var(--t);
}
.faq-q:hover{color:var(--primary)}
.faq-q i{color:var(--primary);font-size:14px;transition:transform var(--t);flex-shrink:0}
.faq-item.is-open{border-color:rgba(255,122,26,.45);box-shadow:var(--shadow-card)}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s cubic-bezier(.4,0,.2,1)}
.faq-a p{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;background:var(--dark);color:#fff;
  border-radius:0;padding:78px 0;
}
.cta-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;opacity:.24;
}
.cta-overlay{
  position:absolute;inset:0;
  background:
    radial-gradient(760px 380px at 78% 24%,rgba(34,211,238,.26),transparent 64%),
    linear-gradient(180deg,rgba(11,16,38,.92),rgba(11,16,38,.98));
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .8fr;gap:44px;align-items:center}
.cta h2{color:#fff}
.cta p{margin-top:16px;color:rgba(226,232,240,.84);font-size:16px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* ---------- 页脚 ---------- */
.site-footer{background:#080C1E;color:rgba(226,232,240,.78);padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .logo-mark{width:38px;height:38px;border-radius:12px;font-size:17px}
.footer-brand .logo-text{color:#fff;font-size:16px}
.footer-col p{line-height:1.85;color:rgba(226,232,240,.66);max-width:340px}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:18px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col ul a{color:rgba(226,232,240,.72);transition:var(--t)}
.footer-col ul a:hover{color:var(--primary)}
.footer-contact li{display:flex;align-items:center;gap:10px;color:rgba(226,232,240,.7)}
.footer-contact i{color:var(--accent);font-size:13px;width:16px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding-top:22px;font-size:13px;color:rgba(226,232,240,.52);
}

/* ---------- 移动端底部条 ---------- */
.mobile-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(11,16,38,.96);backdrop-filter:blur(14px);
  border-top:1px solid rgba(255,255,255,.14);
  padding:12px 16px;align-items:center;gap:12px;
}
.mobile-bar .bar-text{flex:1;min-width:0;color:#fff;font-size:13px;line-height:1.4}
.mobile-bar .bar-text span{display:block;color:rgba(226,232,240,.68);font-size:11.5px}
.mobile-bar .bar-close{
  color:rgba(226,232,240,.7);width:32px;height:32px;border-radius:50%;
  display:grid;place-items:center;flex-shrink:0;
}
.mobile-bar .bar-close:hover{background:rgba(255,255,255,.1);color:#fff}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .header-inner{gap:16px}
  .nav-search{width:200px}
  .main-nav a{padding:10px 11px;font-size:14.5px}
  .container{padding:0 26px}
}
@media (max-width:1024px){
  :root{--section-y:76px}
  .main-nav,.nav-search{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{height:66px}
  .hero-inner{grid-template-columns:1fr;gap:44px}
  .hero-visual{order:2}
  .phone-frame{max-width:280px}
  .rhythm-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .team-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:30px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  :root{--section-y:56px}
  body{font-size:15.5px}
  .container{padding:0 20px}
  .hero{padding:40px 0 60px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{flex:1 1 auto}
  .hero-badges{gap:14px}
  .checklist{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .team-grid{grid-template-columns:1fr}
  .rhythm-grid{grid-template-columns:1fr}
  .section-head{margin-bottom:32px}
  .faq-q{padding:17px 18px;font-size:15px}
  .faq-a p{padding:0 18px 18px}
  .mobile-bar{display:flex}
  body{padding-bottom:74px}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:30px}
  .footer-bottom{justify-content:flex-start}
  .float-card{right:0}
  .float-card.second{left:0}
}
@media (max-width:520px){
  h1{font-size:1.72rem}
  .logo-text{font-size:15px}
  .logo-mark{width:38px;height:38px;border-radius:11px;font-size:17px}
  .hero-tags .pill{font-size:12.5px;padding:7px 12px}
  .btn{padding:12px 20px;font-size:14.5px}
  .check-item{padding:20px;gap:14px}
  .check-num{flex-basis:40px;width:40px;height:40px;font-size:15px}
  .cta{padding:56px 0}
}

/* roulang page: category3 */
:root{
  --brand:#FF7A1A;
  --brand-soft:#FFB347;
  --cyan:#22D3EE;
  --dark:#0B1026;
  --dark-2:#141A38;
  --bg:#F5F7FB;
  --card:#FFFFFF;
  --text:#0F172A;
  --muted:#64748B;
  --line:#E6E8F0;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:12px;
  --shadow-card:0 12px 40px rgba(15,23,42,.08);
  --shadow-dark:0 20px 60px rgba(0,0,0,.35);
  --shadow-nav:0 4px 20px rgba(15,23,42,.06);
  --glow:0 0 24px rgba(255,122,26,.45);
  --max:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;}
button{cursor:pointer;border:none;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
h1,h2,h3,h4{line-height:1.35;font-weight:800;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 32px;
}

/* ============ Header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-nav);
}
.site-header.is-scrolled{box-shadow:0 8px 28px rgba(15,23,42,.10);}
.header-inner{
  display:flex;
  align-items:center;
  gap:26px;
  height:74px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.logo-mark{
  width:38px;
  height:38px;
  border-radius:12px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--brand),var(--brand-soft));
  color:#fff;
  font-size:16px;
  box-shadow:0 0 18px rgba(255,122,26,.45);
  flex:0 0 auto;
}
.logo-text{
  font-size:17px;
  font-weight:800;
  letter-spacing:.2px;
  color:var(--text);
  white-space:nowrap;
}
.main-nav{
  display:flex;
  align-items:center;
  gap:26px;
  margin-left:8px;
  flex:1 1 auto;
}
.main-nav a{
  position:relative;
  padding:6px 2px;
  font-size:15px;
  font-weight:500;
  color:#334155;
  white-space:nowrap;
  transition:color .2s ease;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-3px;
  height:2px;
  border-radius:2px;
  background:linear-gradient(90deg,var(--brand),var(--cyan));
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .25s ease;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a:hover::after,
.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--brand);font-weight:700;}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex:0 0 auto;
}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  border-radius:999px;
  background:var(--bg);
  border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box i{color:var(--muted);font-size:13px;}
.search-box input{
  border:none;
  background:transparent;
  outline:none;
  width:150px;
  font-size:14px;
  color:var(--text);
}
.search-box input::placeholder{color:#94A3B8;}
.search-box:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(255,122,26,.14);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  padding:12px 26px;
  font-size:15px;
  font-weight:700;
  border:1px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,filter .2s ease;
  white-space:nowrap;
}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,#FF7A1A,#FFAE4D);
  color:#fff;
  box-shadow:var(--glow);
}
.btn-primary:hover{
  transform:translateY(-1px);
  filter:brightness(1.05);
  box-shadow:0 0 34px rgba(255,122,26,.62);
}
.btn-primary:active{transform:translateY(1px);box-shadow:0 0 16px rgba(255,122,26,.4);}
.btn-primary[disabled]{opacity:.5;box-shadow:none;cursor:not-allowed;}
.btn-ghost{
  background:rgba(255,255,255,.08);
  color:#fff;
  border-color:rgba(255,255,255,.34);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-1px);}
.btn-outline{
  background:#fff;
  color:var(--text);
  border-color:var(--line);
  box-shadow:0 6px 18px rgba(15,23,42,.06);
}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px);}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text);
  font-size:17px;
  align-items:center;
  justify-content:center;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand);}

.mobile-drawer{
  display:none;
  flex-direction:column;
  gap:6px;
  padding:16px 20px 24px;
  background:#fff;
  border-top:1px solid var(--line);
  box-shadow:0 18px 34px rgba(15,23,42,.10);
}
.mobile-drawer.open{display:flex;}
.mobile-drawer a{
  padding:12px 4px;
  font-size:15px;
  color:#334155;
  border-bottom:1px solid var(--line);
}
.mobile-drawer a.active{color:var(--brand);font-weight:700;}
.mobile-drawer .search-box{width:100%;margin-top:12px;}
.mobile-drawer .search-box input{width:100%;}
.mobile-drawer .btn{width:100%;margin-top:8px;}

/* ============ Hero ============ */
.cat-hero{
  position:relative;
  overflow:hidden;
  color:#fff;
  padding:78px 0 92px;
  background:
    linear-gradient(112deg,rgba(11,16,38,.95) 0%,rgba(11,16,38,.86) 48%,rgba(20,26,56,.72) 100%),
    url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}
.cat-hero::after{
  content:"";
  position:absolute;
  right:-140px;top:-120px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(34,211,238,.34) 0%,rgba(34,211,238,0) 68%);
  pointer-events:none;
}
.cat-hero::before{
  content:"";
  position:absolute;
  left:-120px;bottom:-160px;
  width:380px;height:380px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.28) 0%,rgba(255,122,26,0) 70%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:860px;}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(255,255,255,.66);
  margin-bottom:22px;
}
.crumb a:hover{color:var(--brand-soft);}
.crumb .current{color:var(--brand-soft);font-weight:600;}
.hero-tag{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 16px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:var(--cyan);
  background:rgba(34,211,238,.12);
  border:1px solid rgba(34,211,238,.34);
  margin-bottom:20px;
}
.cat-hero h1{
  font-size:clamp(2rem,4vw,3.4rem);
  letter-spacing:.5px;
  margin-bottom:20px;
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#FFB347,#FF7A1A 60%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:16.5px;
  line-height:1.85;
  color:rgba(255,255,255,.82);
  max-width:680px;
  margin-bottom:32px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
}
.hero-stat{
  display:flex;
  flex-direction:column;
  gap:2px;
  padding:12px 22px;
  border-radius:16px;
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(14px);
  min-width:132px;
}
.hero-stat strong{font-size:20px;font-weight:800;color:#fff;}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.66);}

/* ============ 通用板块 ============ */
.section{padding:78px 0;}
.section-tight{padding:58px 0;}
.section-dark{
  color:#fff;
  background:linear-gradient(140deg,#0B1026 0%,#141A38 100%);
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:38px;
}
.section-head .title-block{max-width:720px;}
.section-kicker{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.6px;
  color:var(--brand);
  margin-bottom:10px;
  text-transform:uppercase;
}
.section-dark .section-kicker{color:var(--brand-soft);}
.section-title{
  font-size:clamp(1.5rem,2.5vw,2.2rem);
  margin-bottom:12px;
}
.section-desc{
  font-size:15px;
  color:var(--muted);
  line-height:1.85;
}
.section-dark .section-desc{color:rgba(255,255,255,.72);}

.surface{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-card);
}

/* ============ 评分概览 ============ */
.score-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.score-card{
  padding:26px 24px;
  border-radius:var(--radius-md);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.score-card:hover{
  transform:translateY(-4px);
  border-color:rgba(255,122,26,.4);
  box-shadow:0 18px 46px rgba(255,122,26,.16);
}
.score-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  margin-bottom:14px;
}
.score-top span{font-size:14.5px;font-weight:700;color:#334155;}
.score-top strong{font-size:22px;font-weight:800;color:var(--brand);}
.score-bar{
  height:6px;
  border-radius:999px;
  background:#EEF1F7;
  overflow:hidden;
  margin-bottom:14px;
}
.score-bar i{
  display:block;
  height:100%;
  border-radius:999px;
  background:linear-gradient(90deg,var(--brand),var(--cyan));
}
.score-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}

/* ============ 口碑墙 ============ */
.wall{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
  align-items:start;
}
.wall-col{display:flex;flex-direction:column;gap:24px;}
.voice{
  position:relative;
  padding:24px 24px 22px;
  border-radius:var(--radius-md);
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.voice:hover{
  transform:translateY(-4px);
  border-color:rgba(34,211,238,.42);
  box-shadow:0 20px 48px rgba(15,23,42,.14);
}
.voice-head{
  display:flex;
  align-items:center;
  gap:12px;
  margin-bottom:14px;
}
.voice-avatar{
  width:46px;height:46px;
  border-radius:50%;
  overflow:hidden;
  flex:0 0 auto;
  background:#EEF1F7;
  border:2px solid #fff;
  box-shadow:0 4px 14px rgba(15,23,42,.12);
}
.voice-avatar img{
  width:100%;height:100%;
  object-fit:cover;
  aspect-ratio:1/1;
}
.voice-meta{flex:1 1 auto;min-width:0;}
.voice-meta strong{
  display:block;
  font-size:14.5px;
  font-weight:700;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.voice-meta span{font-size:12.5px;color:var(--muted);}
.voice-score{
  display:inline-flex;
  align-items:center;
  gap:5px;
  font-size:13.5px;
  font-weight:800;
  color:var(--brand);
  background:rgba(255,122,26,.1);
  border:1px solid rgba(255,122,26,.22);
  border-radius:999px;
  padding:4px 12px;
  flex:0 0 auto;
}
.voice p{
  font-size:14.5px;
  line-height:1.8;
  color:#334155;
  display:-webkit-box;
  -webkit-line-clamp:4;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.voice-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
  padding-top:16px;
  border-top:1px dashed var(--line);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 13px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  color:#475569;
  background:var(--bg);
  border:1px solid var(--line);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.tag:hover{color:var(--brand);border-color:rgba(255,122,26,.4);background:rgba(255,122,26,.06);}
.tag-cyan{color:#0E7490;background:rgba(34,211,238,.1);border-color:rgba(34,211,238,.28);}

/* ============ 横滑专题 ============ */
.rail-wrap{position:relative;}
.scroll-rail{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:320px;
  gap:24px;
  overflow-x:auto;
  padding-bottom:16px;
  scroll-snap-type:x mandatory;
  scrollbar-width:thin;
}
.scroll-rail::-webkit-scrollbar{height:6px;}
.scroll-rail::-webkit-scrollbar-track{background:#EEF1F7;border-radius:999px;}
.scroll-rail::-webkit-scrollbar-thumb{background:rgba(15,23,42,.18);border-radius:999px;}
.topic-card{
  scroll-snap-align:start;
  border-radius:var(--radius-md);
  overflow:hidden;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,box-shadow .25s ease;
  display:flex;
  flex-direction:column;
}
.topic-card:hover{transform:translateY(-5px);box-shadow:0 22px 52px rgba(15,23,42,.16);}
.topic-cover{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:#E2E8F0;
}
.topic-cover img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .5s ease;
}
.topic-card:hover .topic-cover img{transform:scale(1.06);}
.topic-cover .badge{
  position:absolute;
  left:14px;top:14px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:700;
  color:#fff;
  background:rgba(11,16,38,.72);
  border:1px solid rgba(255,255,255,.22);
  backdrop-filter:blur(8px);
}
.topic-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto;}
.topic-body h3{font-size:17px;font-weight:800;}
.topic-body p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.topic-link{
  margin-top:auto;
  font-size:13.5px;
  font-weight:700;
  color:var(--brand);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:gap .2s ease;
}
.topic-link:hover{gap:10px;}

/* ============ 时间线 ============ */
.timeline{
  position:relative;
  padding-left:34px;
  display:flex;
  flex-direction:column;
  gap:30px;
}
.timeline::before{
  content:"";
  position:absolute;
  left:9px;top:8px;bottom:8px;
  width:2px;
  border-radius:2px;
  background:linear-gradient(180deg,rgba(255,122,26,.85),rgba(34,211,238,.5));
}
.tl-item{position:relative;}
.tl-item::before{
  content:"";
  position:absolute;
  left:-33px;top:6px;
  width:18px;height:18px;
  border-radius:50%;
  background:var(--dark);
  border:2px solid var(--brand);
  box-shadow:0 0 14px rgba(255,122,26,.55);
}
.tl-time{
  display:inline-block;
  font-size:12.5px;
  font-weight:700;
  color:var(--brand-soft);
  background:rgba(255,122,26,.12);
  border:1px solid rgba(255,122,26,.3);
  border-radius:999px;
  padding:3px 12px;
  margin-bottom:10px;
}
.tl-item h3{font-size:17px;margin-bottom:8px;color:#fff;}
.tl-item p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);}

/* ============ FAQ ============ */
.faq-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-md);
  box-shadow:0 6px 22px rgba(15,23,42,.05);
  overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:rgba(255,122,26,.35);box-shadow:0 12px 32px rgba(255,122,26,.1);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 24px;
  text-align:left;
  font-size:16px;
  font-weight:700;
  color:var(--text);
  background:#fff;
  transition:background .2s ease;
}
.faq-q:hover{background:#FAFBFF;}
.faq-q i{
  color:var(--brand);
  font-size:14px;
  transition:transform .3s ease;
  flex:0 0 auto;
}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-a p{
  padding:0 24px 22px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  color:#fff;
  border-radius:var(--radius-lg);
  padding:66px 56px;
  background:
    linear-gradient(120deg,rgba(11,16,38,.95),rgba(20,26,56,.86)),
    url("/assets/images/backpic/back-2.webp") center/cover no-repeat;
  box-shadow:var(--shadow-dark);
}
.cta-band::after{
  content:"";
  position:absolute;
  right:-90px;bottom:-120px;
  width:340px;height:340px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,122,26,.34) 0%,rgba(255,122,26,0) 70%);
}
.cta-inner{position:relative;z-index:2;max-width:700px;}
.cta-band h2{
  font-size:clamp(1.7rem,3vw,2.4rem);
  margin-bottom:16px;
}
.cta-band p{
  font-size:15.5px;
  line-height:1.85;
  color:rgba(255,255,255,.78);
  margin-bottom:30px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ============ Footer ============ */
.site-footer{
  background:var(--dark);
  color:rgba(255,255,255,.72);
  padding:64px 0 28px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:38px;
  padding-bottom:42px;
  border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.footer-brand .logo-text{color:#fff;font-size:17px;}
.footer-col p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.66);}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:#fff;
  margin-bottom:18px;
}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{
  font-size:14px;
  color:rgba(255,255,255,.7);
  transition:color .2s ease,padding-left .2s ease;
}
.footer-col ul li a:hover{color:var(--brand);padding-left:4px;}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:rgba(255,255,255,.7);
}
.footer-contact i{color:var(--brand-soft);margin-top:5px;font-size:13px;}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding-top:24px;
  font-size:13px;
  color:rgba(255,255,255,.48);
  flex-wrap:wrap;
}

/* ============ 移动固定条 ============ */
.mobile-buybar{
  display:none;
  position:fixed;
  left:0;right:0;bottom:0;
  z-index:90;
  align-items:center;
  gap:12px;
  padding:12px 16px;
  background:rgba(11,16,38,.96);
  border-top:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(14px);
}
.mobile-buybar span{
  flex:1 1 auto;
  font-size:13px;
  color:rgba(255,255,255,.78);
  line-height:1.5;
}
.mobile-buybar .bar-close{
  width:32px;height:32px;
  border-radius:50%;
  color:rgba(255,255,255,.7);
  border:1px solid rgba(255,255,255,.2);
  display:grid;
  place-items:center;
  font-size:13px;
  flex:0 0 auto;
}
.mobile-buybar .bar-close:hover{color:#fff;border-color:var(--brand);}
.mobile-buybar.hidden{display:none;}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .container{padding:0 24px;}
  .main-nav{gap:18px;}
  .search-box input{width:110px;}
  .score-grid{grid-template-columns:repeat(2,1fr);}
  .wall{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:768px){
  .container{padding:0 20px;}
  .main-nav,.search-box,.header-actions .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .cat-hero{padding:56px 0 64px;}
  .hero-stat{min-width:calc(50% - 7px);flex:1 1 auto;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px;}
  .score-grid{grid-template-columns:1fr;gap:16px;}
  .wall{grid-template-columns:1fr;gap:18px;}
  .wall-col{gap:18px;}
  .scroll-rail{grid-auto-columns:262px;gap:16px;}
  .cta-band{padding:44px 26px;border-radius:var(--radius-md);}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .mobile-buybar{display:flex;}
  body{padding-bottom:74px;}
}
@media (max-width:520px){
  .cat-hero h1{font-size:1.86rem;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:10px;}
  .hero-stat{min-width:100%;}
  .timeline{padding-left:28px;}
  .tl-item::before{left:-27px;}
}