/* roulang page: index */
:root{
  --brand:#5A2BD8;
  --brand-dark:#3F1AA6;
  --brand-light:#EDE6FF;
  --coral:#FF6B3D;
  --teal:#16C2A8;
  --ink:#191139;
  --lav:#F6F4FE;
  --txt:#1B1235;
  --sub:#5C5470;
  --mute:#8B84A3;
  --line:#E9E4F8;
  --grad:linear-gradient(135deg,#5A2BD8 0%,#8A4BFF 55%,#FF6B3D 100%);
  --grad-soft:linear-gradient(135deg,#EDE6FF 0%,#FBF9FF 100%);
  --r-lg:24px; --r-md:20px; --r-sm:14px; --r-btn:12px; --r-pill:999px;
  --sh-1:0 2px 8px rgba(25,17,57,.06);
  --sh-2:0 14px 36px rgba(90,43,216,.16);
  --ring:0 0 0 4px rgba(90,43,216,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  background:var(--lav);
  color:var(--txt);
  font-size:17px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--brand);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--brand-dark)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:800}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.tabular{font-variant-numeric:tabular-nums}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.wrap{padding:0 32px}}
@media (min-width:1024px){.wrap{padding:0 40px}}

.section{padding:60px 0}
@media (min-width:768px){.section{padding:80px 0}}
@media (min-width:1024px){.section{padding:96px 0}}
.section-tight{padding:48px 0}
@media (min-width:1024px){.section-tight{padding:64px 0}}

.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--brand);letter-spacing:.04em;margin-bottom:12px}
.eyebrow::before{content:"";width:24px;height:4px;border-radius:2px;background:var(--grad)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:36px}
@media (min-width:1024px){.sec-head{margin-bottom:48px}}
.sec-title{font-size:clamp(24px,2.8vw,34px);color:var(--txt)}
.sec-desc{font-size:15px;color:var(--sub);max-width:560px;margin-top:10px;line-height:1.8}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(25,17,57,.08)}
.nav-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--txt);font-weight:800;font-size:18px}
.logo:hover{color:var(--txt)}
.logo-mark{width:38px;height:38px;flex:none}
.nav-links{display:none;align-items:center;gap:4px}
@media (min-width:1024px){.nav-links{display:flex}}
.nav-link{position:relative;display:inline-block;padding:10px 16px;border-radius:var(--r-pill);font-size:15px;font-weight:500;color:var(--txt);transition:background .2s ease-out,color .2s ease-out}
.nav-link:hover{background:var(--brand-light);color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:700}
.nav-link.active::after{content:"";position:absolute;left:16px;right:16px;bottom:3px;height:2px;border-radius:2px;background:var(--grad)}
.nav-cta{margin-left:12px}
.menu-btn{width:44px;height:44px;display:inline-grid;place-items:center;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;cursor:pointer;color:var(--txt)}
.menu-btn:hover{background:var(--brand-light);border-color:#DCD1FA}
@media (min-width:1024px){.menu-btn{display:none}}

.drawer{position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:80;transform:translateX(102%);transition:transform .28s ease-out;display:flex;flex-direction:column;padding:20px;overflow-y:auto;box-shadow:-12px 0 40px rgba(25,17,57,.18)}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:44px;height:44px;display:grid;place-items:center;border:1px solid var(--line);border-radius:var(--r-sm);background:#fff;cursor:pointer}
.drawer-link{position:relative;display:block;padding:14px 16px;border-radius:var(--r-sm);color:var(--txt);font-weight:600;font-size:16px;margin-bottom:4px}
.drawer-link:hover{background:var(--brand-light);color:var(--brand)}
.drawer-link.active{background:var(--brand-light);color:var(--brand)}
.drawer-link.active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--grad)}
.drawer-foot{margin-top:auto;padding-top:24px}
.mask{position:fixed;inset:0;background:rgba(25,17,57,.5);opacity:0;visibility:hidden;transition:opacity .28s ease-out;z-index:70}
.mask.open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;cursor:pointer;font-weight:600;font-size:15px;transition:background .2s ease-out,box-shadow .2s ease-out,color .2s ease-out,transform .12s ease-out,filter .2s ease-out}
.btn-primary{background-image:var(--grad);background-size:180% 180%;background-position:0% 50%;color:#fff;border-radius:var(--r-btn);padding:13px 26px;box-shadow:0 8px 20px rgba(90,43,216,.24)}
.btn-primary:hover{color:#fff;background-position:100% 50%;box-shadow:var(--sh-2);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed;box-shadow:none}
.btn-ghost{background:#fff;border:1px solid var(--brand);color:var(--brand);border-radius:var(--r-btn);padding:13px 26px}
.btn-ghost:hover{background:var(--lav);color:var(--brand-dark)}
.btn-ghost:active{transform:translateY(1px)}
.btn-pill{border-radius:var(--r-pill)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn-text{display:inline-flex;align-items:center;gap:6px;background:none;border:0;padding:6px 0;color:var(--brand);font-weight:600;font-size:15px;cursor:pointer}
.btn-text span{transition:transform .2s ease-out}
.btn-text:hover{color:var(--brand-dark)}
.btn-text:hover span{transform:translateX(3px)}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1;font-variant-numeric:tabular-nums}
.badge-solid{background-image:var(--grad);color:#fff}
.badge-soft{background:var(--brand-light);color:var(--brand)}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--sub)}
.badge-teal{background:rgba(22,194,168,.12);color:#0E9B86}
.dot{width:7px;height:7px;border-radius:50%;background:var(--teal);display:inline-block}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background-image:var(--grad);color:#fff}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(rgba(255,255,255,.18) 1px,transparent 1px);background-size:22px 22px;opacity:.55;pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(120% 80% at 85% 15%,rgba(25,17,57,.28),transparent 62%);pointer-events:none}
.hero-grid{position:relative;z-index:2;display:grid;gap:40px;align-items:center;padding:56px 0 64px}
@media (min-width:1024px){
  .hero-grid{grid-template-columns:1.05fr .95fr;gap:56px;padding:80px 0 88px;min-height:520px}
}
.hero h1{font-size:clamp(30px,4vw,48px);color:#fff;margin-bottom:18px}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.9);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-actions .btn-ghost{background:#fff;border-color:transparent;color:var(--brand)}
.hero-actions .btn-ghost:hover{background:#EDE6FF;color:var(--brand-dark)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.hero-chip{display:inline-flex;align-items:center;gap:6px;height:30px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:600;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.3);color:#fff;font-variant-numeric:tabular-nums}
.hero-visual{position:relative}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);box-shadow:0 28px 64px rgba(25,17,57,.36);border:1px solid rgba(255,255,255,.24)}
.hero-float{position:absolute;left:16px;bottom:16px;background:#fff;border-radius:var(--r-md);padding:14px 20px;box-shadow:0 18px 44px rgba(25,17,57,.3);display:flex;flex-direction:column;gap:2px;min-width:170px}
.hero-float-num{font-size:32px;font-weight:800;line-height:1.1;color:var(--brand);font-variant-numeric:tabular-nums}
.hero-float-text{font-size:12px;color:var(--sub);line-height:1.5}

/* ---------- 指标看板 ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (min-width:1024px){.metric-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}}
.metric-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:24px 22px 24px 28px;box-shadow:var(--sh-1);overflow:hidden;min-height:158px;transition:transform .2s ease-out,box-shadow .2s ease-out}
.metric-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background-image:var(--grad)}
.metric-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.metric-num{font-size:clamp(34px,4.2vw,50px);font-weight:800;line-height:1.1;font-variant-numeric:tabular-nums;background-image:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric-label{font-size:15px;font-weight:700;margin-top:8px}
.metric-note{font-size:13px;color:var(--sub);line-height:1.7;margin-top:6px}

/* ---------- 服务矩阵 ---------- */
.matrix{display:grid;gap:24px}
@media (min-width:1024px){.matrix{grid-template-columns:1fr 1.08fr}}
.matrix-main{background-image:var(--grad-soft);border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;display:flex;flex-direction:column;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.matrix-main:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.matrix-main img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-sm);margin:20px 0 22px}
.matrix-main h3{font-size:22px;margin-bottom:10px}
.matrix-main p{font-size:15px;color:var(--sub);line-height:1.85}
.matrix-list{display:grid;gap:16px}
@media (min-width:640px){.matrix-list{grid-template-columns:1fr 1fr}}
.matrix-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.matrix-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.matrix-icon{width:48px;height:48px;flex:none;border-radius:var(--r-sm);background:var(--brand-light);color:var(--brand);display:grid;place-items:center}
.matrix-item h3{font-size:17px;margin-bottom:6px}
.matrix-item p{font-size:14px;color:var(--sub);line-height:1.75}
.matrix-arrow{margin-left:auto;color:var(--brand);flex:none;transition:transform .2s ease-out}
.matrix-item:hover .matrix-arrow{transform:translateX(3px)}

/* ---------- 对比 ---------- */
.compare{display:grid;gap:20px;align-items:stretch}
@media (min-width:1024px){.compare{grid-template-columns:1fr auto 1fr;gap:24px;align-items:center}}
.compare-card{border-radius:var(--r-lg);padding:28px;border:1px solid var(--line);height:100%}
.compare-old{background:#F3F2F9;color:var(--sub)}
.compare-new{background-image:linear-gradient(160deg,#EDE6FF 0%,#FBF9FF 100%);border-color:#DCD1FA;color:var(--txt)}
.compare-tag{display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-pill);font-size:12px;font-weight:700;margin-bottom:18px}
.compare-old .compare-tag{background:#E4E1EF;color:var(--sub)}
.compare-new .compare-tag{background-image:var(--grad);color:#fff}
.compare-card h3{font-size:20px;margin-bottom:16px}
.compare-ol{display:flex;flex-direction:column;gap:14px}
.compare-ol li{display:flex;gap:10px;font-size:15px;line-height:1.8}
.compare-ol li::before{content:"";width:6px;height:6px;border-radius:50%;flex:none;margin-top:11px;background:currentColor;opacity:.5}
.compare-ol.new li::before{background-image:var(--grad);opacity:1}
.compare-mid{display:grid;place-items:center}
.compare-mid span{display:inline-grid;place-items:center;min-width:64px;height:34px;padding:0 14px;border-radius:var(--r-pill);background:#fff;border:1px solid var(--line);color:var(--sub);font-size:12px;font-weight:700;box-shadow:var(--sh-1)}
.bar-row{display:grid;gap:14px;margin-top:36px}
@media (min-width:768px){.bar-row{grid-template-columns:1fr 1fr;gap:32px}}
.bar-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 22px;box-shadow:var(--sh-1)}
.bar-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px;font-size:14px;color:var(--sub)}
.bar-head b{font-size:15px;color:var(--txt);font-variant-numeric:tabular-nums}
.bar{height:10px;border-radius:var(--r-pill);background:#E4E1EF;overflow:hidden}
.bar-fill{height:100%;border-radius:var(--r-pill);background-image:var(--grad)}

/* ---------- 资讯卡片 ---------- */
.news-grid{display:grid;gap:24px}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.news-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.news-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--brand-light)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease-out}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{display:flex;flex-direction:column;gap:12px;padding:20px 22px 22px;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.news-time{font-size:14px;color:var(--sub);font-variant-numeric:tabular-nums}
.news-title{font-size:19px;line-height:1.5;font-weight:700}
.news-title a{color:var(--txt)}
.news-title a:hover{color:var(--brand)}
.news-title a{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-excerpt{font-size:15px;color:var(--sub);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-more{margin-top:auto;display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand)}
.news-more span{transition:transform .2s ease-out}
.news-card:hover .news-more span{transform:translateX(3px)}

/* ---------- 空态 ---------- */
.empty-state{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;background:#fff;border:1px dashed #DCD1FA;border-radius:var(--r-lg);padding:36px 24px;text-align:center}
.empty-state svg{color:rgba(90,43,216,.4)}
.empty-state p{font-size:14px;color:var(--sub)}

/* ---------- 用户反馈 ---------- */
.voice-grid{display:grid;gap:20px}
@media (min-width:768px){.voice-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.voice-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:26px 24px;box-shadow:var(--sh-1);transition:transform .2s ease-out,box-shadow .2s ease-out}
.voice-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.voice-card::before{content:"";position:absolute;left:0;top:24px;bottom:24px;width:4px;border-radius:0 4px 4px 0;background-image:var(--grad)}
.voice-card p{font-size:15px;color:var(--sub);line-height:1.85}
.voice-who{display:flex;align-items:center;gap:10px;margin-top:18px;font-size:13px;color:var(--mute)}
.voice-avatar{width:34px;height:34px;border-radius:50%;background:var(--brand-light);color:var(--brand);display:grid;place-items:center;font-weight:800;font-size:13px}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:16px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:background .2s ease-out,border-color .2s ease-out}
.faq-item.open{background:var(--lav);border-color:#DCD1FA}
.faq-q{width:100%;display:flex;align-items:center;gap:16px;padding:20px 22px;background:none;border:0;cursor:pointer;text-align:left;font-size:17px;font-weight:700;color:var(--txt);line-height:1.6}
.faq-num{width:26px;height:26px;flex:none;border-radius:9px;background-image:var(--grad);color:#fff;font-size:12px;font-weight:800;display:grid;place-items:center;font-variant-numeric:tabular-nums}
.faq-arrow{margin-left:auto;flex:none;color:var(--mute);transition:transform .25s ease-out}
.faq-item.open .faq-arrow{transform:rotate(180deg);color:var(--brand)}
.faq-a{display:none;padding:0 22px 22px 64px;font-size:15px;line-height:1.85;color:var(--sub)}
.faq-item.open .faq-a{display:block}

/* ---------- CTA 表单 ---------- */
.cta-band{position:relative;background-image:linear-gradient(150deg,#EDE6FF 0%,#F6F4FE 55%,#FDF2ED 100%);border-radius:var(--r-lg);border:1px solid var(--line);padding:32px 24px;overflow:hidden}
@media (min-width:1024px){.cta-band{padding:56px 48px}}
.cta-grid{display:grid;gap:32px;align-items:start}
@media (min-width:1024px){.cta-grid{grid-template-columns:1fr 1fr;gap:56px;align-items:center}}
.cta-points{display:flex;flex-direction:column;gap:14px;margin-top:24px}
.cta-points li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--sub);line-height:1.8}
.cta-points li .tick{width:22px;height:22px;flex:none;border-radius:50%;background:#fff;border:1px solid #DCD1FA;color:var(--brand);display:grid;place-items:center;margin-top:3px}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:28px;box-shadow:0 18px 44px rgba(90,43,216,.12)}
@media (min-width:768px){.form-card{padding:32px}}
.form-grid{display:grid;gap:16px}
@media (min-width:640px){.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;font-weight:700;color:var(--sub)}
.field input,.field select,.field textarea{width:100%;height:48px;border:1px solid var(--line);border-radius:var(--r-sm);padding:0 14px;background:#fff;font-size:15px;color:var(--txt);transition:border-color .2s ease-out,box-shadow .2s ease-out,background .2s ease-out}
.field textarea{height:auto;min-height:96px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--mute)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:var(--ring);background:#fff}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#E5484D}
.field-error{font-size:12px;color:#E5484D}
.form-note{font-size:12px;color:var(--mute);line-height:1.7;margin-top:12px}
.form-ok{display:flex;align-items:center;gap:8px;margin-top:14px;padding:10px 14px;border-radius:var(--r-sm);background:rgba(22,194,168,.12);color:#0E9B86;font-size:13px;font-weight:600}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;margin-top:0;padding:64px 0 0}
.footer-grid{display:grid;gap:32px}
@media (min-width:768px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.footer-brand{display:flex;flex-direction:column;gap:14px}
.footer-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px}
.footer-logo:hover{color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.7);line-height:1.8;max-width:280px}
.footer-title{font-size:14px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;color:rgba(255,255,255,.8);font-size:14px;padding:5px 0;transition:color .2s ease-out}
.footer-link:hover{color:var(--teal)}
.footer-meta{font-size:14px;color:rgba(255,255,255,.8);line-height:1.9}
.footer-bottom{margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.6)}
.footer-bottom a{color:rgba(255,255,255,.6)}
.footer-bottom a:hover{color:var(--teal)}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --brand:#5A2BD8; --brand-deep:#3F1AA6; --brand-light:#EDE6FF;
  --accent:#FF6B3D; --teal:#16C2A8;
  --ink:#191139; --bg:#F6F4FE; --card:#FFFFFF;
  --text:#1B1235; --text-2:#5C5470; --text-3:#8B84A3; --line:#E9E4F8;
  --r-lg:24px; --r-md:20px; --r-sm:14px; --r-btn:12px;
  --sh-1:0 2px 8px rgba(25,17,57,.06);
  --sh-2:0 14px 36px rgba(90,43,216,.16);
  --ring:0 0 0 4px rgba(90,43,216,.18);
  --grad:linear-gradient(135deg,#5A2BD8 0%,#8A4BFF 55%,#FF6B3D 100%);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px; --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;line-height:1.85;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--brand-deep)}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-0.01em;color:var(--text)}
p{margin:0}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.wrap{max-width:1200px;margin:0 auto;padding:0 40px}
.num{font-variant-numeric:tabular-nums;font-weight:800}
@media (max-width:1024px){ .wrap{padding:0 32px} }
@media (max-width:520px){ .wrap{padding:0 20px;font-size:16px} }

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.scrolled{box-shadow:var(--sh-1)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--text);letter-spacing:-0.01em}
.brand:hover{color:var(--brand)}
.logo-mark{width:38px;height:38px;flex:none}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-link{
  position:relative;display:inline-block;padding:10px 16px;border-radius:999px;
  font-size:15px;color:var(--text-2);transition:background .2s ease-out,color .2s ease-out;
}
.nav-link:hover{background:var(--brand-light);color:var(--brand)}
.nav-link.active{color:var(--brand);font-weight:700}
.nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;border-radius:2px;background:var(--grad);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-btn);cursor:pointer;
  font-size:15px;font-weight:700;padding:12px 22px;
  transition:box-shadow .2s ease-out,transform .15s ease-out,background-color .2s ease-out,color .2s ease-out,filter .2s ease-out;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(90,43,216,.24)}
.btn-primary:hover{filter:brightness(1.06);box-shadow:var(--sh-2);color:#fff}
.btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-ghost:hover{background:var(--bg);color:var(--brand-deep)}
.btn-pill{border-radius:999px}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.btn:disabled{opacity:.4;cursor:not-allowed}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:15px;font-weight:700;color:var(--brand)}
.link-more span{transition:transform .2s ease-out}
.link-more:hover span{transform:translateX(3px)}
.hamburger{
  display:none;width:44px;height:44px;border-radius:var(--r-sm);border:1px solid var(--line);
  background:#fff;align-items:center;justify-content:center;cursor:pointer
}
.hamburger span{display:block;width:20px;height:2px;background:var(--text);border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:20px;height:2px;background:var(--text);border-radius:2px}
.hamburger span::before{top:-6px}
.hamburger span::after{top:6px}
.drawer-mask{position:fixed;inset:0;background:rgba(25,17,57,.5);opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s;z-index:80}
.drawer-mask.open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:90;
  transform:translateX(100%);transition:transform .28s ease-out;padding:24px 20px;display:flex;flex-direction:column;gap:6px;
  overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer a.drawer-link{
  display:block;padding:14px 16px;border-radius:var(--r-sm);color:var(--text-2);font-size:16px;
  border-left:3px solid transparent;
}
.drawer a.drawer-link:hover{background:var(--brand-light);color:var(--brand)}
.drawer a.drawer-link.active{border-left-color:var(--brand);color:var(--brand);font-weight:700;background:var(--brand-light)}
.drawer .drawer-close{align-self:flex-end;background:none;border:0;font-size:22px;color:var(--text-3);cursor:pointer;padding:4px 8px}
.drawer .drawer-cta{margin-top:16px}
@media (max-width:1023px){
  .nav-links{display:none}
  .hamburger{display:inline-flex}
}

/* ---------- 面包屑 ---------- */
.crumb{padding:26px 0 0;font-size:13px;color:var(--text-3);display:flex;flex-wrap:wrap;align-items:center;gap:8px}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C9C2DE}
.crumb .current{color:var(--brand);font-weight:700}

/* ---------- 文章头 ---------- */
.article-head{padding:20px 0 8px;max-width:900px}
.article-head h1{font-size:44px;font-weight:800;margin-bottom:18px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:6px 12px;border-radius:999px;
  font-size:12px;font-weight:700;line-height:1;font-variant-numeric:tabular-nums;
}
.badge-grad{background:var(--grad);color:#fff}
.badge-soft{background:var(--brand-light);color:var(--brand)}
.badge-line{border:1px solid var(--line);color:var(--text-2);background:#fff}
.dot{width:7px;height:7px;border-radius:50%;background:currentColor;display:inline-block}
.badge-teal{background:rgba(22,194,168,.12);color:#0E8C7A}
.lead{
  margin-top:24px;background:var(--brand-light);border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;padding:18px 22px;color:var(--text-2);font-size:16px;line-height:1.9;
}

/* ---------- 正文 ---------- */
.article-main{padding:40px 0 72px}
.article-body{max-width:780px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);padding:48px 56px}
.article-body p{margin:0 0 1.4em;font-size:17.5px;line-height:1.9;color:var(--text)}
.article-body h2{
  position:relative;font-size:32px;font-weight:800;margin:40px 0 18px 0;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:8px;bottom:8px;width:4px;border-radius:4px;background:var(--grad);
}
.article-body h3{font-size:22px;font-weight:700;color:var(--brand);margin:32px 0 14px}
.article-body h4{font-size:17px;font-weight:700;margin:24px 0 10px}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;background:var(--brand-light);border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--text-2);font-size:16px;
}
.article-body ul,.article-body ol{margin:0 0 1.4em;padding:0;list-style:none;counter-reset:olc}
.article-body ul li{position:relative;padding-left:24px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:4px;top:.75em;width:7px;height:7px;border-radius:50%;background:var(--brand)}
.article-body ol li{counter-increment:olc;position:relative;padding-left:36px;margin-bottom:12px}
.article-body ol li::before{
  content:counter(olc);position:absolute;left:0;top:.28em;width:24px;height:24px;border-radius:50%;
  background:var(--brand-light);color:var(--brand);font-size:12px;font-weight:800;
  display:flex;align-items:center;justify-content:center;font-variant-numeric:tabular-nums;
}
.article-body img{border-radius:16px;margin:26px 0;width:100%;height:auto}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--text-3);margin-top:10px}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--brand-deep)}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px}
.article-body table th,.article-body table td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left}
.article-body table th{color:var(--brand);font-weight:700}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0}

/* ---------- 文末 ---------- */
.post-end{max-width:780px;margin:32px auto 0;display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);padding:20px 24px;box-shadow:var(--sh-1)}
.post-end .src{font-size:14px;color:var(--text-3);display:flex;align-items:center;gap:8px}
.post-end .src strong{color:var(--text-2);font-weight:700}

/* ---------- 相关推荐 ---------- */
.related{padding:64px 0 72px}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.section-head h2{font-size:30px;font-weight:800}
.section-head p{font-size:14px;color:var(--text-3);margin-top:8px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  overflow:hidden;transition:transform .2s ease-out,box-shadow .2s ease-out;height:100%;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.card-thumb{aspect-ratio:16/9;width:100%;object-fit:cover;background:var(--brand-light)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:12px;flex:1}
.card-title{font-size:19px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-desc{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:8px}
.card-time{font-size:14px;color:var(--text-3);font-variant-numeric:tabular-nums}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:1024px){ .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))} }
@media (max-width:640px){ .grid-3{grid-template-columns:1fr} }

/* ---------- 空态 ---------- */
.empty-state{
  min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;
  background:#fff;border:1px dashed var(--line);border-radius:var(--r-lg);padding:40px 24px;text-align:center;
}
.empty-state svg{width:48px;height:48px;color:rgba(90,43,216,.4)}
.empty-state p{font-size:14px;color:var(--text-3)}

/* ---------- CTA + 表单 ---------- */
.cta-band{padding:0 0 88px}
.cta-panel{
  background:var(--grad);border-radius:var(--r-lg);padding:56px 48px;display:grid;
  grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;position:relative;overflow:hidden;
}
.cta-panel::after{
  content:"";position:absolute;right:-60px;bottom:-60px;width:260px;height:260px;border-radius:50%;
  background:rgba(255,255,255,.10);
}
.cta-panel h2{color:#fff;font-size:32px;font-weight:800}
.cta-panel p{color:rgba(255,255,255,.86);font-size:16px;margin-top:14px}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:10px;position:relative;z-index:1}
.cta-points li{list-style:none;color:#fff;font-size:15px;display:flex;align-items:center;gap:10px}
.cta-points li::before{content:"";width:8px;height:8px;border-radius:50%;background:#fff;flex:none}
.form-card{background:#fff;border-radius:var(--r-lg);padding:32px;box-shadow:0 20px 44px rgba(25,17,57,.18);position:relative;z-index:1}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;font-weight:600}
.input{
  width:100%;height:48px;border-radius:var(--r-sm);border:1px solid var(--line);background:#fff;
  padding:0 14px;font-size:15px;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
textarea.input{height:auto;padding:12px 14px;resize:vertical;min-height:96px;line-height:1.7}
.input:focus{border-color:var(--brand);box-shadow:var(--ring);outline:none}
.privacy{font-size:12px;color:var(--text-3);margin-top:12px;text-align:center}
@media (max-width:1024px){
  .cta-panel{grid-template-columns:1fr;padding:40px 28px}
}

/* ---------- FAQ ---------- */
.faq{padding:0 0 88px}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--sh-1);overflow:hidden;transition:background .2s ease-out}
.faq-item.open{background:var(--bg)}
.faq-q{
  width:100%;display:flex;align-items:center;gap:16px;padding:20px 22px;background:none;border:0;
  text-align:left;cursor:pointer;font-size:17px;font-weight:700;color:var(--text);
}
.faq-no{
  flex:none;width:24px;height:24px;border-radius:999px;background:var(--grad);color:#fff;font-size:12px;
  display:flex;align-items:center;justify-content:center;font-weight:800;
}
.faq-arrow{margin-left:auto;color:var(--text-3);transition:transform .25s ease-out}
.faq-item.open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out;padding:0 22px}
.faq-item.open .faq-a{max-height:420px}
.faq-a p{font-size:15px;line-height:1.85;color:var(--text-2);padding-bottom:22px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px}
.footer-logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-logo:hover{color:#fff}
.footer-brand p{color:rgba(255,255,255,.8);font-size:14px;line-height:1.85;margin-bottom:16px;max-width:320px}
.footer-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:16px}
.footer-link{display:block;color:rgba(255,255,255,.8);font-size:14px;padding:6px 0;transition:color .2s ease-out}
.footer-link:hover{color:var(--teal)}
.footer-meta{color:rgba(255,255,255,.8);font-size:14px;padding:6px 0}
.footer-bottom{
  margin-top:48px;border-top:1px solid rgba(255,255,255,.12);padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:rgba(255,255,255,.7);
}
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  .footer-grid{grid-template-columns:1fr}
  .article-head h1{font-size:30px}
  .article-body{padding:28px 20px;border-radius:var(--r-md)}
  .article-body h2{font-size:24px}
  .article-body h3{font-size:19px}
  .article-body p{font-size:16px}
  .cta-panel{padding:32px 20px}
  .faq-q{font-size:16px}
  .related,.faq,.cta-band{padding-bottom:64px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: category1 */
:root{
  --brand:#5A2BD8;
  --brand-deep:#3F1AA6;
  --brand-light:#EDE6FF;
  --coral:#FF6B3D;
  --teal:#16C2A8;
  --ink:#191139;
  --bg:#F6F4FE;
  --card:#FFFFFF;
  --text:#1B1235;
  --text-2:#5C5470;
  --text-3:#8B84A3;
  --line:#E9E4F8;
  --grad:linear-gradient(135deg,#5A2BD8 0%,#8A4BFF 55%,#FF6B3D 100%);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:14px;
  --r-xs:12px;
  --sh-1:0 2px 8px rgba(25,17,57,.06);
  --sh-2:0 14px 36px rgba(90,43,216,.16);
  --ring:0 0 0 4px rgba(90,43,216,.18);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:0;
  color:var(--text);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:48px}
h2{font-size:34px}
h3{font-size:22px}
h4{font-size:17px}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
input,select,textarea{font:inherit;color:inherit}
a{color:var(--brand);text-decoration:none;transition:color .2s ease-out}
a:hover{color:var(--brand-deep);text-decoration:underline}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
@media(max-width:767px){
  body{font-size:16px}
  h1{font-size:32px}
  h2{font-size:26px}
  h3{font-size:19px}
  h4{font-size:16px}
}

.wrap{max-width:1200px;margin:0 auto;padding:0 40px}
@media(max-width:1023px){.wrap{padding:0 32px}}
@media(max-width:639px){.wrap{padding:0 20px}}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .2s ease-out;
}
.site-header.is-scrolled{box-shadow:var(--sh-1)}
.header-inner{height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:18px;font-weight:800;color:var(--ink);letter-spacing:-.01em;
  text-decoration:none;white-space:nowrap;
}
.brand:hover{color:var(--brand);text-decoration:none}
.logo-mark{width:36px;height:36px;flex:none}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-link{
  position:relative;
  display:inline-flex;align-items:center;
  padding:10px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--text-2);
  text-decoration:none;
  transition:background .2s ease-out,color .2s ease-out;
}
.nav-link:hover{background:var(--brand-light);color:var(--brand);text-decoration:none}
.nav-link.active{color:var(--brand)}
.nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;border-radius:2px;
  background:var(--grad);
}
.nav-cta{margin-left:10px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--r-xs);
  background:var(--bg);
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--ink);transition:transform .2s ease-out}
@media(max-width:1023px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border:1px solid transparent;border-radius:var(--r-xs);
  font-size:15px;font-weight:700;line-height:1.4;
  cursor:pointer;text-decoration:none;
  transition:background .2s ease-out,color .2s ease-out,box-shadow .2s ease-out,transform .2s ease-out,border-color .2s ease-out,filter .2s ease-out;
}
.btn:hover{text-decoration:none}
.btn-primary{background-color:var(--brand);background-image:var(--grad);color:#fff;box-shadow:0 6px 18px rgba(90,43,216,.22)}
.btn-primary:hover{color:#fff;filter:brightness(1.06);box-shadow:var(--sh-2);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary:disabled{opacity:.4;cursor:not-allowed;transform:none;box-shadow:none}
.btn-outline{background:#fff;border-color:var(--brand);color:var(--brand)}
.btn-outline:hover{background:var(--bg);color:var(--brand-deep);transform:translateY(-1px)}
.btn-pill{border-radius:999px}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--brand);text-decoration:none;
}
.arrow-link:hover{color:var(--brand-deep);text-decoration:none}
.arrow-link i{font-style:normal;transition:transform .2s ease-out}
.arrow-link:hover i{transform:translateX(3px)}

/* ===== 徽章 ===== */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:700;line-height:1;white-space:nowrap;
}
.badge-primary{background-image:var(--grad);background-color:var(--brand);color:#fff}
.badge-soft{background:var(--brand-light);color:var(--brand)}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--text-2)}
.badge-teal{background:rgba(22,194,168,.12);border:1px solid rgba(22,194,168,.28);color:#0E8C7A}
.dot{width:6px;height:6px;border-radius:50%;background:var(--teal);flex:none}

/* ===== 通用板块 ===== */
.section{padding:88px 0}
.section-tight{padding:64px 0}
@media(max-width:767px){.section{padding:56px 0}.section-tight{padding:44px 0}}
.sec-head{max-width:760px;margin-bottom:40px}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--text-2);font-size:16px;margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:800;color:var(--brand);letter-spacing:.02em;
  margin-bottom:14px;
}

/* ===== 面包屑 ===== */
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  padding-top:26px;font-size:13px;color:var(--text-3);
}
.crumb a{color:var(--text-2);text-decoration:none}
.crumb a:hover{color:var(--brand);text-decoration:none}
.crumb .sep{color:var(--text-3);opacity:.7}
.crumb .now{color:var(--brand);font-weight:700}

/* ===== 头部区域 ===== */
.hero{position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(760px 380px at 88% -10%,rgba(138,75,255,.20),transparent 62%),
    radial-gradient(620px 340px at 2% 4%,rgba(90,43,216,.12),transparent 62%);
}
.hero .wrap{position:relative;z-index:1}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:48px;align-items:center;
  padding:40px 0 88px;
}
.hero-copy h1{margin:16px 0 18px}
.hero-sub{font-size:17px;color:var(--text-2);max-width:36em;margin:0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:#fff;box-shadow:var(--sh-2);
}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(25,17,57,0) 42%,rgba(25,17,57,.38) 100%);
}
.stat-float{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:#fff;border-radius:var(--r-md);
  padding:14px 20px;box-shadow:0 14px 36px rgba(25,17,57,.20);
  display:flex;align-items:center;gap:12px;
}
.stat-num{font-size:32px;font-weight:800;color:var(--brand);line-height:1}
.stat-label{font-size:12px;color:var(--text-2);line-height:1.5}
@media(max-width:1023px){
  .hero-grid{grid-template-columns:1fr;gap:32px;padding:28px 0 64px}
  .hero-copy h1{margin:14px 0 14px}
}
@media(max-width:639px){
  .hero-media{order:-1}
  .stat-num{font-size:26px}
}

/* ===== 说明区 ===== */
.note-board{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 32px;box-shadow:var(--sh-1);
  margin-top:32px;
  position:relative;overflow:hidden;
}
.note-board::before{
  content:"";position:absolute;left:0;top:0;right:0;height:4px;background:var(--grad);
}
.note-list{display:grid;gap:14px;margin-top:4px}
.note-item{display:flex;align-items:flex-start;gap:12px;font-size:15px;color:var(--text-2)}
.note-mark{
  flex:none;width:22px;height:22px;border-radius:999px;
  background:var(--brand-light);color:var(--brand);
  font-size:12px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;
  margin-top:5px;
}
.lead-quote{
  background:var(--brand-light);
  border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;
  padding:20px 24px;
  font-size:16px;color:var(--text-2);
  margin-top:28px;
}

/* ===== 条目列表 ===== */
.list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.list-card{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px 32px 28px 36px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.list-card::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:4px;
  border-radius:0 4px 4px 0;background:var(--grad);
}
.list-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.list-top{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.num-badge{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:44px;padding:0 10px;border-radius:var(--r-sm);
  background:var(--brand-light);color:var(--brand);
  font-size:18px;font-weight:800;line-height:1;
}
.list-card h3{margin-bottom:10px}
.list-card p{font-size:15px;color:var(--text-2);margin-bottom:18px}
@media(max-width:1023px){
  .list-grid{grid-template-columns:1fr}
  .list-card{padding:26px 22px 24px 26px}
}

.tip-strip{
  margin-top:24px;
  display:flex;flex-wrap:wrap;gap:12px 36px;align-items:center;
  background:#fff;border:1px solid var(--line);border-left:4px solid var(--brand);
  border-radius:var(--r-sm);
  padding:20px 24px;box-shadow:var(--sh-1);
}
.tip-item{display:flex;align-items:baseline;gap:8px;font-size:14px}
.tip-key{color:var(--text-3);font-weight:600}
.tip-val{color:var(--ink);font-weight:700}

/* ===== FAQ ===== */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:background .2s ease-out,border-color .2s ease-out;
}
.faq-item.open{background:var(--bg);border-color:#DCD2F8}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;
  padding:18px 22px;text-align:left;
}
.faq-idx{
  flex:none;width:26px;height:26px;border-radius:999px;
  background-image:var(--grad);background-color:var(--brand);color:#fff;
  font-size:12px;font-weight:800;line-height:1;
  display:inline-flex;align-items:center;justify-content:center;
}
.faq-t{flex:1;font-size:16px;font-weight:700;color:var(--ink);line-height:1.5}
.faq-icon{position:relative;flex:none;width:18px;height:18px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--brand);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:transform .25s ease-out,opacity .25s ease-out;
}
.faq-icon::before{width:13px;height:2px}
.faq-icon::after{width:2px;height:13px}
.faq-item.open .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
.faq-a p{padding:0 22px 20px 62px;font-size:15px;line-height:1.85;color:var(--text-2);margin:0}
@media(max-width:639px){
  .faq-a p{padding:0 18px 18px 58px}
}

/* ===== 转化表单 ===== */
.cta-panel{
  background:linear-gradient(135deg,#F1EBFF 0%,#F6F4FE 52%,#FFEFE8 100%);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:48px;
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;
}
.cta-copy h2{margin-bottom:16px}
.cta-copy > p{color:var(--text-2);font-size:16px}
.cta-points{display:grid;gap:12px;margin-top:22px}
.cta-point{display:flex;align-items:flex-start;gap:10px;font-size:15px;color:var(--text-2)}
.cta-point span{flex:none;width:8px;height:8px;border-radius:50%;background-image:var(--grad);background-color:var(--brand);margin-top:10px}
.form-card{
  background:#fff;border-radius:var(--r-lg);padding:32px;
  box-shadow:var(--sh-2);border:1px solid var(--line);
}
.form-card h3{margin-bottom:6px}
.form-card .form-hint{font-size:14px;color:var(--text-3);margin:0 0 22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;height:48px;padding:0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-sm);
  font-size:15px;transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field textarea{height:auto;min-height:100px;padding:12px 14px;line-height:1.7;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand);box-shadow:var(--ring);
}
.field input::placeholder,.field textarea::placeholder{color:#B6AFCB}
.form-note{font-size:12px;color:var(--text-3);margin:12px 0 0;text-align:center}
@media(max-width:1023px){
  .cta-panel{grid-template-columns:1fr;padding:32px 24px;gap:28px}
  .form-card{padding:24px}
}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 0;margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:48px}
.footer-logo{
  display:inline-flex;align-items:center;gap:10px;
  color:#fff;font-size:18px;font-weight:800;
  text-decoration:none;margin-bottom:14px;
}
.footer-logo:hover{color:#fff;text-decoration:none}
.footer-brand p{color:rgba(255,255,255,.7);font-size:14px;line-height:1.8;margin:0 0 16px;max-width:32em}
.footer-title{font-size:15px;color:#fff;font-weight:700;margin-bottom:14px}
.footer-link{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.8);text-decoration:none}
.footer-link:hover{color:var(--teal);text-decoration:none}
.footer-meta{font-size:14px;color:rgba(255,255,255,.7);margin:0 0 8px}
.site-footer .badge-teal{background:rgba(22,194,168,.16);border-color:rgba(22,194,168,.3);color:#7BE7D5}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);
  padding:20px 0;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:13px;color:rgba(255,255,255,.6);
}
@media(max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px 24px}
}
@media(max-width:639px){
  .footer-grid{grid-template-columns:1fr}
  .site-footer{padding-top:48px;margin-top:56px}
}

/* ===== 移动抽屉 ===== */
.drawer-mask{
  position:fixed;inset:0;z-index:70;
  background:rgba(25,17,57,.5);
  opacity:0;pointer-events:none;transition:opacity .28s ease-out;
}
.drawer-mask.open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:80;
  width:84vw;max-width:360px;
  background:#fff;
  transform:translateX(102%);
  transition:transform .28s ease-out;
  display:flex;flex-direction:column;
  padding:20px;gap:14px;overflow-y:auto;
}
.drawer.open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:8px;border-bottom:1px solid var(--line)}
.drawer-close{width:40px;height:40px;border-radius:var(--r-xs);background:var(--bg);font-size:20px;line-height:1;color:var(--text-2)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  display:block;padding:14px 12px;border-radius:var(--r-xs);
  border-left:3px solid transparent;
  font-size:15px;font-weight:600;color:var(--text-2);text-decoration:none;
}
.drawer-nav a:hover{background:var(--brand-light);color:var(--brand);text-decoration:none}
.drawer-nav a.active{background:var(--brand-light);color:var(--brand);border-left-color:var(--brand)}
.drawer-cta{margin-top:auto}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
    --brand:#5A2BD8;
    --brand-deep:#3F1AA6;
    --brand-soft:#EDE6FF;
    --coral:#FF6B3D;
    --teal:#16C2A8;
    --ink:#191139;
    --bg:#F6F4FE;
    --card:#FFFFFF;
    --text:#1B1235;
    --text-2:#5C5470;
    --text-3:#8B84A3;
    --line:#E9E4F8;
    --grad:linear-gradient(135deg,#5A2BD8 0%,#8A4BFF 52%,#FF6B3D 100%);
    --r-lg:24px;
    --r-md:20px;
    --r-sm:14px;
    --r-btn:12px;
    --sh-1:0 2px 8px rgba(25,17,57,.06);
    --sh-2:0 14px 36px rgba(90,43,216,.16);
    --ring:0 0 0 4px rgba(90,43,216,.18);
    --f-sans:system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;background:var(--bg);color:var(--text);
    font-family:var(--f-sans);font-size:17px;line-height:1.85;
    text-rendering:optimizeLegibility;
  }
  img{max-width:100%;display:block;}
  a{color:var(--brand);text-decoration:none;transition:color .2s ease-out;}
  a:hover{color:var(--brand-deep);}
  button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
  h1,h2,h3,h4,p,ul,ol{margin:0;}
  ul,ol{padding:0;list-style:none;}
  :focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px;}
  .wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
  @media (min-width:768px){.wrap{padding:0 32px;}}
  @media (min-width:1024px){.wrap{padding:0 40px;}}
  .num{font-variant-numeric:tabular-nums;font-weight:800;}

  /* ---------- header ---------- */
  .site-header{
    position:sticky;top:0;z-index:60;background:#fff;
    border-bottom:1px solid var(--line);transition:box-shadow .2s ease-out;
  }
  .site-header.is-scrolled{box-shadow:0 6px 24px rgba(25,17,57,.08);}
  .header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px;}
  .logo{display:flex;align-items:center;gap:10px;font-size:18px;font-weight:800;letter-spacing:-.01em;color:var(--text);}
  .logo:hover{color:var(--text);}
  .logo-mark{width:36px;height:36px;flex:0 0 36px;}
  .nav-links{display:flex;align-items:center;gap:4px;}
  .nav-link{
    display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;
    font-size:15px;font-weight:600;color:var(--text-2);position:relative;
    transition:background .2s ease-out,color .2s ease-out;
  }
  .nav-link:hover{background:var(--brand-soft);color:var(--brand);}
  .nav-link.active{color:var(--brand);}
  .nav-link.active::after{
    content:"";position:absolute;left:16px;right:16px;bottom:2px;height:2px;
    border-radius:2px;background-image:var(--grad);
  }
  .nav-cta{margin-left:12px;}
  .nav-toggle{
    display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;
    background:#fff;align-items:center;justify-content:center;cursor:pointer;
  }
  .nav-toggle span{display:block;width:18px;height:2px;background:var(--brand-deep);border-radius:2px;position:relative;}
  .nav-toggle span::before,.nav-toggle span::after{
    content:"";position:absolute;left:0;width:18px;height:2px;background:var(--brand-deep);border-radius:2px;
  }
  .nav-toggle span::before{top:-6px;}
  .nav-toggle span::after{top:6px;}

  .drawer-mask{
    position:fixed;inset:0;background:rgba(25,17,57,.5);opacity:0;pointer-events:none;
    transition:opacity .25s ease-out;z-index:70;
  }
  .drawer-mask.open{opacity:1;pointer-events:auto;}
  .drawer{
    position:fixed;top:0;right:0;height:100%;width:84vw;max-width:360px;background:#fff;z-index:80;
    transform:translateX(100%);transition:transform .28s ease-out;padding:24px 20px;
    display:flex;flex-direction:column;gap:8px;overflow-y:auto;
  }
  .drawer.open{transform:translateX(0);}
  .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px;}
  .drawer-title{font-size:16px;font-weight:800;}
  .drawer-close{
    width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:#fff;
    font-size:18px;line-height:1;color:var(--text-2);cursor:pointer;
  }
  .drawer-link{
    position:relative;display:block;padding:13px 16px;border-radius:12px;font-size:16px;
    font-weight:600;color:var(--text-2);background:#FBF9FF;
  }
  .drawer-link.active{color:var(--brand);background:var(--brand-soft);}
  .drawer-link.active::before{
    content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background-image:var(--grad);
  }
  .drawer .btn{margin-top:auto;width:100%;}

  /* ---------- buttons ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:12px 24px;border-radius:var(--r-btn);border:1px solid transparent;
    font-size:15px;font-weight:600;line-height:1;cursor:pointer;
    transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,color .2s ease-out;
  }
  .btn-sm{padding:10px 20px;font-size:14px;}
  .btn-pill{border-radius:999px;}
  .btn-primary{
    color:#fff;background-image:var(--grad);background-size:170% 100%;background-position:0 0;
    box-shadow:0 8px 20px rgba(90,43,216,.22);
  }
  .btn-primary:hover{color:#fff;background-position:70% 0;box-shadow:var(--sh-2);}
  .btn-primary:active{transform:translateY(1px);}
  .btn-primary:disabled{opacity:.4;cursor:not-allowed;box-shadow:none;}
  .btn-ghost{background:#fff;border-color:var(--brand);color:var(--brand);}
  .btn-ghost:hover{background:var(--bg);color:var(--brand-deep);}
  .link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand);}
  .link-arrow svg{transition:transform .2s ease-out;}
  .link-arrow:hover svg{transform:translateX(3px);}

  /* ---------- badges ---------- */
  .badge{
    display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:999px;
    font-size:12px;font-weight:600;line-height:1;white-space:nowrap;
  }
  .badge-solid{color:#fff;background-image:var(--grad);}
  .badge-soft{color:var(--brand);background:var(--brand-soft);}
  .badge-outline{border:1px solid var(--line);color:var(--text-2);background:#fff;}
  .badge-teal{background:rgba(22,194,168,.12);color:#0E8E7C;}
  .badge-teal .dot{width:7px;height:7px;border-radius:50%;background:var(--teal);}

  /* ---------- banner ---------- */
  .page-banner{
    position:relative;overflow:hidden;color:#fff;
    background-image:var(--grad);padding:56px 0 64px;
  }
  .page-banner::before{
    content:"";position:absolute;inset:0;
    background-image:url('/assets/images/backpic/back-2.webp');
    background-size:cover;background-position:center;opacity:.22;mix-blend-mode:luminosity;
  }
  .page-banner::after{
    content:"";position:absolute;inset:0;
    background-image:radial-gradient(rgba(255,255,255,.22) 1px,transparent 1px);
    background-size:22px 22px;opacity:.35;
  }
  .banner-inner{position:relative;z-index:2;max-width:820px;margin:0 auto;text-align:center;}
  .crumbs{
    display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;
    font-size:13px;color:rgba(255,255,255,.82);margin-bottom:20px;
  }
  .crumbs a{color:rgba(255,255,255,.82);}
  .crumbs a:hover{color:#fff;}
  .crumb-sep{opacity:.6;}
  .crumb-cur{font-weight:700;color:#fff;}
  .banner-title{
    font-size:32px;line-height:1.25;letter-spacing:-.01em;font-weight:800;color:#fff;
  }
  .banner-sub{margin-top:16px;font-size:16px;color:rgba(255,255,255,.9);}
  .banner-badges{display:flex;flex-wrap:wrap;justify-content:center;gap:10px;margin-top:24px;}
  .banner-badges .badge-outline{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.32);color:#fff;}
  .banner-badges .badge-teal{background:rgba(255,255,255,.16);color:#fff;}
  @media (min-width:768px){
    .page-banner{padding:72px 0 80px;}
    .banner-title{font-size:42px;}
    .banner-sub{font-size:17px;}
  }
  @media (min-width:1024px){
    .banner-title{font-size:48px;}
  }

  /* ---------- sections ---------- */
  .section{padding:56px 0;}
  @media (min-width:768px){.section{padding:72px 0;}}
  @media (min-width:1024px){.section{padding:96px 0;}}
  .sec-head{max-width:760px;margin-bottom:32px;}
  .sec-head.center{margin-left:auto;margin-right:auto;text-align:center;}
  .sec-title{font-size:26px;line-height:1.25;letter-spacing:-.01em;font-weight:800;}
  .sec-title .accent{
    display:block;width:56px;height:4px;border-radius:4px;background-image:var(--grad);margin-bottom:14px;
  }
  .sec-head.center .sec-title .accent{margin-left:auto;margin-right:auto;}
  .sec-desc{margin-top:14px;color:var(--text-2);font-size:16px;}
  @media (min-width:768px){.sec-title{font-size:34px;}}

  /* ---------- intro paragraphs ---------- */
  .intro-grid{display:grid;gap:24px;}
  @media (min-width:1024px){
    .intro-grid{grid-template-columns:1.15fr .85fr;gap:40px;align-items:start;}
  }
  .prose p{color:var(--text-2);margin-bottom:18px;font-size:16px;}
  .prose p:last-child{margin-bottom:0;}
  .prose h3{font-size:20px;font-weight:800;color:var(--text);margin-bottom:12px;}
  .side-card{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh-1);padding:24px;position:relative;overflow:hidden;
  }
  .side-card::before{
    content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background-image:var(--grad);
  }
  .side-card h3{font-size:17px;font-weight:800;margin-bottom:14px;}
  .check-list li{
    display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed var(--line);
    font-size:15px;color:var(--text-2);
  }
  .check-list li:last-child{border-bottom:none;padding-bottom:0;}
  .check-list li .tick{
    flex:0 0 20px;width:20px;height:20px;border-radius:50%;margin-top:5px;
    background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:800;
    display:inline-flex;align-items:center;justify-content:center;
  }

  /* ---------- masonry flow ---------- */
  .masonry{column-count:1;column-gap:24px;}
  @media (min-width:768px){.masonry{column-count:2;}}
  @media (min-width:1024px){.masonry{column-count:3;}}
  .flow-card{
    break-inside:avoid;display:inline-block;width:100%;margin-bottom:24px;
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh-1);overflow:hidden;
    transition:transform .2s ease-out,box-shadow .2s ease-out;
  }
  .flow-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
  .flow-media{position:relative;overflow:hidden;background:var(--brand-soft);}
  .flow-media img{width:100%;height:100%;object-fit:cover;}
  .flow-media.r1{aspect-ratio:4/3;}
  .flow-media.r2{aspect-ratio:16/10;}
  .flow-media.r3{aspect-ratio:1/1;}
  .flow-media .ribbon{
    position:absolute;left:14px;top:14px;
  }
  .flow-body{padding:20px 22px 22px;}
  .flow-body h3{font-size:19px;font-weight:800;line-height:1.4;margin-bottom:10px;}
  .flow-body p{
    color:var(--text-2);font-size:15px;line-height:1.8;
    display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
    margin-bottom:16px;
  }
  .flow-foot{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    padding-top:14px;border-top:1px solid var(--line);
  }
  .flow-time{font-size:14px;color:var(--text-3);}

  /* ---------- speed check strip ---------- */
  .strip{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:var(--sh-1);padding:28px 24px;
  }
  .strip-grid{display:grid;gap:20px;}
  @media (min-width:768px){.strip-grid{grid-template-columns:repeat(3,1fr);}}
  .strip-item{position:relative;padding-left:18px;}
  .strip-item::before{
    content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background-image:var(--grad);
  }
  .strip-item h4{font-size:17px;font-weight:800;margin-bottom:8px;}
  .strip-item p{font-size:15px;color:var(--text-2);}

  /* ---------- FAQ ---------- */
  .faq-list{max-width:820px;margin:0 auto;display:grid;gap:14px;}
  .faq-item{
    background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
    box-shadow:var(--sh-1);overflow:hidden;transition:background .2s ease-out;
  }
  .faq-item[open]{background:var(--bg);}
  .faq-item summary{
    display:flex;align-items:center;gap:14px;padding:20px 22px;cursor:pointer;list-style:none;
    font-size:17px;font-weight:700;color:var(--text);
  }
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-no{
    flex:0 0 28px;width:28px;height:28px;border-radius:9px;color:#fff;font-size:13px;font-weight:800;
    background-image:var(--grad);display:inline-flex;align-items:center;justify-content:center;
    font-variant-numeric:tabular-nums;
  }
  .faq-arrow{
    margin-left:auto;flex:0 0 18px;color:var(--text-3);transition:transform .25s ease-out;
  }
  .faq-item[open] .faq-arrow{transform:rotate(180deg);color:var(--brand);}
  .faq-answer{padding:0 22px 22px 64px;font-size:15px;line-height:1.85;color:var(--text-2);}
  @media (max-width:519.98px){
    .faq-answer{padding:0 20px 20px 20px;}
  }

  /* ---------- CTA form ---------- */
  .cta-shell{
    position:relative;overflow:hidden;border-radius:var(--r-lg);
    background-image:linear-gradient(135deg,#EDE6FF 0%,#F6F4FE 60%,#FFF1EA 100%);
    border:1px solid var(--line);padding:32px 20px;
  }
  .cta-inner{display:grid;gap:32px;}
  @media (min-width:1024px){
    .cta-shell{padding:56px 48px;}
    .cta-inner{grid-template-columns:.95fr 1.05fr;gap:48px;align-items:center;}
  }
  .cta-copy h2{font-size:26px;line-height:1.3;font-weight:800;letter-spacing:-.01em;}
  @media (min-width:768px){.cta-copy h2{font-size:32px;}}
  .cta-copy p{margin-top:14px;color:var(--text-2);font-size:16px;}
  .cta-points{margin-top:24px;display:grid;gap:12px;}
  .cta-points li{display:flex;gap:10px;font-size:15px;color:var(--text-2);}
  .cta-points .tick{
    flex:0 0 22px;width:22px;height:22px;border-radius:50%;background:#fff;color:var(--brand);
    font-size:12px;font-weight:800;display:inline-flex;align-items:center;justify-content:center;margin-top:4px;
    box-shadow:var(--sh-1);
  }
  .form-card{
    background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
    box-shadow:0 14px 36px rgba(90,43,216,.12);padding:24px;
  }
  @media (min-width:768px){.form-card{padding:32px;}}
  .field{margin-bottom:18px;}
  .field:last-of-type{margin-bottom:22px;}
  .field label{display:block;font-size:13px;font-weight:600;color:var(--text-2);margin-bottom:8px;}
  .field input,.field select,.field textarea{
    width:100%;border:1px solid var(--line);border-radius:var(--r-sm);
    padding:14px;font-size:15px;background:#fff;color:var(--text);
    transition:border-color .2s ease-out,box-shadow .2s ease-out;
  }
  .field input,.field select{height:48px;}
  .field textarea{min-height:110px;resize:vertical;line-height:1.7;}
  .field input:focus,.field select:focus,.field textarea:focus{
    outline:none;border-color:var(--brand);box-shadow:var(--ring);
  }
  .field.has-error input{border-color:#E5484D;}
  .field-error{display:none;font-size:12px;color:#E5484D;margin-top:6px;}
  .field.has-error .field-error{display:block;}
  .privacy-note{margin-top:12px;font-size:12px;color:var(--text-3);}
  .form-ok{
    display:none;align-items:center;gap:10px;margin-top:16px;padding:12px 14px;border-radius:var(--r-sm);
    background:rgba(22,194,168,.1);color:#0E8E7C;font-size:14px;font-weight:600;
  }
  .form-ok.show{display:flex;}

  /* ---------- footer ---------- */
  .site-footer{background:var(--ink);color:#fff;padding:56px 0 0;margin-top:0;}
  .footer-grid{display:grid;gap:32px;}
  @media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
  @media (min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;}}
  .footer-logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:800;color:#fff;}
  .footer-logo:hover{color:#fff;}
  .footer-brand p{margin-top:14px;font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);max-width:320px;}
  .footer-brand .badge{margin-top:16px;}
  .footer-title{font-size:15px;font-weight:800;margin-bottom:16px;color:#fff;}
  .footer-link{display:block;font-size:14px;color:rgba(255,255,255,.8);padding:6px 0;}
  .footer-link:hover{color:var(--teal);}
  .footer-meta{font-size:14px;color:rgba(255,255,255,.72);padding:5px 0;}
  .footer-bottom{
    margin-top:48px;border-top:1px solid rgba(255,255,255,.12);
    padding:20px 0 28px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
    font-size:13px;color:rgba(255,255,255,.6);
  }

  @media (max-width:1023.98px){
    .nav-links{display:none;}
    .nav-toggle{display:inline-flex;}
  }
  @media (min-width:1024px){
    .drawer,.drawer-mask{display:none;}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category3 */
:root{
  --primary:#5A2BD8;
  --primary-dark:#3F1AA6;
  --primary-light:#EDE6FF;
  --orange:#FF6B3D;
  --teal:#16C2A8;
  --ink:#191139;
  --bg:#F6F4FE;
  --card:#FFFFFF;
  --text:#1B1235;
  --text-2:#5C5470;
  --text-3:#8B84A3;
  --line:#E9E4F8;
  --grad:linear-gradient(135deg,#5A2BD8 0%,#8A4BFF 52%,#FF6B3D 100%);
  --r-lg:24px;
  --r-md:20px;
  --r-sm:14px;
  --r-btn:12px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(25,17,57,.06);
  --sh-2:0 14px 36px rgba(90,43,216,.16);
  --ring:0 0 0 4px rgba(90,43,216,.18);
  --sp-1:4px; --sp-2:8px; --sp-3:12px; --sp-4:16px; --sp-5:24px;
  --sp-6:32px; --sp-7:48px; --sp-8:64px; --sp-9:96px;
  --font: system-ui,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body.site-body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  font-size:17px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{color:var(--primary-dark)}
button{font-family:var(--font)}

.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 40px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .22s ease-out;
}
.site-header.is-scrolled{box-shadow:0 6px 24px rgba(25,17,57,.08)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--sp-5);height:72px}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:19px;letter-spacing:-.01em;white-space:nowrap}
.logo:hover{color:var(--primary)}
.logo-mark{width:38px;height:38px;flex:none}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-link{
  position:relative;display:inline-block;padding:10px 16px;border-radius:var(--r-pill);
  color:var(--text-2);font-size:15px;font-weight:600;
  transition:background-color .2s ease-out,color .2s ease-out;
}
.nav-link:hover{background:var(--primary-light);color:var(--primary)}
.nav-link.active{color:var(--primary)}
.nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:4px;height:2px;
  border-radius:2px;background:var(--grad);
}
.nav-cta{margin-left:10px}
.nav-toggle{
  display:none;width:44px;height:44px;flex:none;
  flex-direction:column;align-items:center;justify-content:center;gap:5px;
  background:#fff;border:1px solid var(--line);border-radius:12px;cursor:pointer;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--text);transition:transform .2s ease-out}
.nav-toggle:focus-visible{outline:none;box-shadow:var(--ring)}

.drawer-mask{
  position:fixed;inset:0;z-index:80;background:rgba(25,17,57,.5);
  opacity:0;visibility:hidden;transition:opacity .25s ease-out,visibility .25s;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.drawer{
  position:fixed;top:0;right:0;z-index:90;height:100%;
  width:84vw;max-width:360px;background:#fff;
  transform:translateX(100%);transition:transform .28s ease-out;
  display:flex;flex-direction:column;gap:6px;padding:20px;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.drawer-brand{font-weight:800;font-size:17px;color:var(--text)}
.drawer-close{
  width:36px;height:36px;border:1px solid var(--line);border-radius:10px;
  background:#fff;color:var(--text-2);font-size:20px;line-height:1;cursor:pointer;
}
.drawer-link{
  position:relative;display:block;padding:12px 14px 12px 18px;border-radius:12px;
  color:var(--text-2);font-weight:600;font-size:16px;
}
.drawer-link:hover{background:var(--bg);color:var(--primary)}
.drawer-link.active{background:var(--bg);color:var(--primary)}
.drawer-link.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:3px;background:var(--grad);
}
.drawer-cta{margin-top:auto}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;padding:14px 26px;border-radius:var(--r-btn);
  border:1px solid transparent;cursor:pointer;text-decoration:none;
  transition:transform .18s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,color .2s ease-out,filter .2s ease-out,background-position .25s ease-out;
}
.btn-primary{
  background-image:var(--grad);background-size:170% 100%;background-position:0 0;
  color:#fff;box-shadow:0 10px 24px rgba(90,43,216,.28);
}
.btn-primary:hover{background-position:70% 0;color:#fff;box-shadow:var(--sh-2);filter:brightness(1.06)}
.btn-primary:active{transform:translateY(1px)}
.btn-outline{background:#fff;border-color:var(--primary);color:var(--primary)}
.btn-outline:hover{background:var(--primary-light);color:var(--primary-dark)}
.btn-outline:active{transform:translateY(1px)}
.btn-pill{border-radius:var(--r-pill)}
.btn-sm{padding:12px 24px;font-size:15px}
.btn-wide{width:100%}
.btn:focus-visible{outline:none;box-shadow:var(--ring)}
.btn:disabled{opacity:.4;cursor:not-allowed}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:6px 12px;
  border-radius:var(--r-pill);font-size:12px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;white-space:nowrap;
}
.badge-solid{background-image:var(--grad);color:#fff}
.badge-soft{background:var(--primary-light);color:var(--primary)}
.badge-teal{background:rgba(22,194,168,.12);border:1px solid rgba(22,194,168,.32);color:#0E8E7C}
.badge-outline{background:#fff;border:1px solid var(--line);color:var(--text-2)}
.dot{width:6px;height:6px;border-radius:50%;background:var(--teal);display:inline-block;flex:none}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3)}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary);text-decoration:underline}
.crumb .sep{color:#C6BEE0}
.crumb .current{color:var(--primary);font-weight:700}
.crumb-light{color:rgba(255,255,255,.7);padding-bottom:24px}
.crumb-light a{color:rgba(255,255,255,.85)}
.crumb-light a:hover{color:#fff}
.crumb-light .current{color:#fff}
.crumb-light .sep{color:rgba(255,255,255,.5)}

/* ---------- Hero 横幅 ---------- */
.hero-band{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:56px 0 72px}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;opacity:.34;
}
.hero-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(90,43,216,.94) 0%,rgba(138,75,255,.78) 55%,rgba(255,107,61,.68) 100%);
}
.hero-band .wrap{position:relative;z-index:2}
.hero-inner{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp-7);align-items:center}
.hero-title{
  font-size:48px;line-height:1.25;letter-spacing:-.01em;font-weight:800;
  margin:0 0 16px;color:#fff;
}
.hero-sub{font-size:17px;line-height:1.8;color:rgba(255,255,255,.88);margin:0 0 24px;max-width:560px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.hero-band .badge-outline{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.34);color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px}
.hero-band .btn-outline{background:rgba(255,255,255,.14);border-color:rgba(255,255,255,.62);color:#fff}
.hero-band .btn-outline:hover{background:#fff;color:var(--primary);border-color:#fff}
.hero-panel{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);
  border-radius:var(--r-md);padding:28px;backdrop-filter:blur(2px);
}
.hero-panel-num{
  font-size:52px;font-weight:800;line-height:1;letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;color:#fff;
}
.hero-panel-txt{font-size:14px;line-height:1.8;color:rgba(255,255,255,.86);margin:12px 0 18px}
.hero-band .badge-teal{background:rgba(255,255,255,.16);border-color:rgba(255,255,255,.34);color:#fff}

/* ---------- 板块 ---------- */
.section{padding:88px 0}
.section-tight{padding:56px 0 88px}
.section-white{background:#fff}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:var(--sp-5);flex-wrap:wrap;margin-bottom:var(--sp-7)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:var(--primary-light);color:var(--primary);font-size:12px;font-weight:800;
}
.sec-title{font-size:34px;line-height:1.25;letter-spacing:-.01em;font-weight:800;margin:0;color:var(--text)}
.sec-sub{font-size:15px;line-height:1.8;color:var(--text-2);margin:12px 0 0;max-width:640px}
.lead{font-size:17px;line-height:1.85;color:var(--text-2);margin:0 0 16px}
.text-plain{font-size:17px;line-height:1.85;color:var(--text-2);margin:0 0 16px}

/* ---------- 说明区 ---------- */
.intro-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:var(--sp-8);align-items:start}
.intro-cards{display:flex;flex-direction:column;gap:var(--sp-4)}
.intro-card{
  position:relative;overflow:hidden;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 22px 20px 26px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.intro-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad)}
.intro-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.intro-card h3{font-size:17px;font-weight:800;margin:0 0 6px;color:var(--text)}
.intro-card p{font-size:14px;line-height:1.8;color:var(--text-2);margin:0}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-left:48px}
.timeline::before{
  content:"";position:absolute;left:13px;top:8px;bottom:8px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,#5A2BD8 0%,#8A4BFF 52%,#FF6B3D 100%);
}
.tl-item{position:relative;padding-bottom:40px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-48px;top:2px;width:28px;height:28px;border-radius:50%;
  background-image:var(--grad);color:#fff;font-size:13px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  font-variant-numeric:tabular-nums;
  box-shadow:0 0 0 4px #F6F4FE,0 6px 16px rgba(90,43,216,.25);
}
.tl-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform .2s ease-out,box-shadow .2s ease-out;
}
.tl-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2)}
.tl-title{font-size:22px;line-height:1.4;font-weight:800;letter-spacing:-.01em;margin:0 0 10px;color:var(--text)}
.tl-text{font-size:16px;line-height:1.85;color:var(--text-2);margin:0}
.tl-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:var(--sp-5);align-items:start}
.tl-figure{margin:0}
.tl-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  border-radius:16px;border:1px solid var(--line);
}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* ---------- FAQ ---------- */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:background-color .2s ease-out,border-color .2s ease-out;
}
.faq-item.is-open{background:var(--bg);border-color:#DCD1FA}
.faq-q{
  width:100%;display:flex;align-items:center;gap:14px;padding:18px 20px;
  background:none;border:0;cursor:pointer;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);line-height:1.6;
}
.faq-q:focus-visible{outline:none;box-shadow:var(--ring);border-radius:var(--r-md)}
.faq-num{
  width:24px;height:24px;flex:none;border-radius:50%;background-image:var(--grad);
  color:#fff;font-size:12px;font-weight:800;display:flex;align-items:center;
  justify-content:center;font-variant-numeric:tabular-nums;
}
.faq-arrow{margin-left:auto;flex:none;color:var(--primary);transition:transform .25s ease-out}
.faq-item.is-open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease-out}
.faq-a-inner{padding:0 20px 20px 58px;font-size:15px;line-height:1.85;color:var(--text-2);margin:0}

/* ---------- CTA 与表单 ---------- */
.cta-band{
  background:linear-gradient(135deg,#F6F4FE 0%,#EDE6FF 100%);
  padding:88px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:var(--sp-8);align-items:center}
.check-list{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:12px}
.check-list li{position:relative;padding-left:30px;font-size:15px;line-height:1.8;color:var(--text-2)}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;
  border-radius:50%;background-image:var(--grad);
}
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-2);
}
.field{margin-bottom:16px}
.field label,.field .field-label{
  display:block;font-size:13px;font-weight:700;color:var(--text-2);margin-bottom:6px;
}
.field input[type="text"],.field textarea{
  width:100%;height:48px;padding:14px;font-family:var(--font);font-size:15px;
  color:var(--text);background:#fff;border:1px solid var(--line);
  border-radius:var(--r-sm);outline:none;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field textarea{height:104px;line-height:1.7;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3)}
.field input:focus,.field textarea:focus{border-color:var(--primary);box-shadow:var(--ring)}
.field.is-error input,.field.is-error textarea{border-color:#E5484D}
.field-error{display:block;font-size:12px;color:#E5484D;margin-top:6px}
.seg{display:flex;flex-wrap:wrap;gap:8px}
.seg-item{display:inline-flex;align-items:center;cursor:pointer}
.seg-item input{position:absolute;width:1px;height:1px;opacity:0;pointer-events:none}
.seg-item span{
  display:inline-block;padding:9px 16px;border:1px solid var(--line);border-radius:var(--r-pill);
  background:#fff;font-size:13px;font-weight:600;color:var(--text-2);
  transition:background-color .2s ease-out,border-color .2s ease-out,color .2s ease-out;
}
.seg-item:hover span{border-color:#DCD1FA;background:var(--bg)}
.seg-item input:checked + span{border-color:var(--primary);background:var(--primary-light);color:var(--primary)}
.seg-item input:focus-visible + span{box-shadow:var(--ring)}
.form-note{font-size:12px;line-height:1.7;color:var(--text-3);margin:10px 0 0}
.form-success{
  display:none;align-items:center;gap:8px;margin-top:12px;padding:10px 14px;
  border-radius:12px;background:rgba(22,194,168,.12);border:1px solid rgba(22,194,168,.32);
  color:#0E8E7C;font-size:13px;font-weight:600;
}
.form-success.is-visible{display:flex}

/* ---------- 文末链接 ---------- */
.end-links{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;align-items:center;
  padding:32px;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 0;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:var(--sp-6);padding-bottom:40px}
.footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;letter-spacing:-.01em}
.footer-logo:hover{color:#fff}
.footer-brand p{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:14px 0 16px;max-width:330px}
.footer-title{font-size:15px;font-weight:800;letter-spacing:-.01em;color:#fff;margin:0 0 16px}
.footer-link{display:block;padding:6px 0;font-size:14px;color:rgba(255,255,255,.8);transition:color .2s ease-out}
.footer-link:hover{color:var(--teal)}
.footer-meta{font-size:14px;line-height:1.8;color:rgba(255,255,255,.72);margin:0 0 8px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  padding:20px 0;border-top:1px solid rgba(255,255,255,.12);
  font-size:13px;color:rgba(255,255,255,.6);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .wrap{padding:0 32px}
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .hero-title{font-size:36px}
  .hero-inner{grid-template-columns:1fr;gap:var(--sp-6)}
  .intro-grid{grid-template-columns:1fr;gap:var(--sp-6)}
  .cta-grid{grid-template-columns:1fr;gap:var(--sp-6)}
  .tl-grid{grid-template-columns:1fr;gap:var(--sp-5)}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:var(--sp-6)}
  .section{padding:72px 0}
}
@media (max-width:767px){
  .wrap{padding:0 20px}
  body.site-body{font-size:16px}
  .hero-band{padding:40px 0 56px}
  .hero-title{font-size:32px}
  .hero-sub{font-size:16px}
  .hero-panel{padding:22px}
  .hero-panel-num{font-size:42px}
  .sec-title{font-size:26px}
  .tl-title{font-size:19px}
  .timeline{padding-left:40px}
  .tl-dot{left:-40px;width:26px;height:26px}
  .tl-card{padding:20px}
  .faq-q{font-size:16px;padding:16px}
  .faq-a-inner{padding:0 16px 18px 50px}
  .form-card{padding:24px}
  .section{padding:56px 0}
  .section-tight{padding:40px 0 56px}
  .cta-band{padding:56px 0}
  .footer-grid{grid-template-columns:1fr;gap:var(--sp-5);padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .hero-title{font-size:28px}
  .hero-cta .btn{width:100%}
  .sec-head{margin-bottom:32px}
  .end-links{flex-direction:column;align-items:stretch}
  .end-links .btn{width:100%}
}
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
  html{scroll-behavior:auto}
}