/* roulang page: index */
:root{
  --purple:#5B3DF5;
  --purple-dark:#3A25C9;
  --purple-soft:#EDE8FF;
  --cyan:#00D8C0;
  --orange:#FF7A45;
  --ink:#1C1733;
  --ink-2:#6B6486;
  --bg:#F6F4FF;
  --card:#FFFFFF;
  --line:#E4DFF7;
  --dark:#14102B;
  --radius-card:18px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow:0 8px 24px rgba(20,16,43,.06);
  --shadow-hover:0 18px 40px rgba(91,61,245,.14);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:110px;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","MiSans","PingFang SC","Noto Sans SC",system-ui,-apple-system,"Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.2px;
  color:var(--ink);
  background:var(--bg);
}
img{max-width:100%;display:block;height:auto;border:0;}
a{color:var(--purple);text-decoration:none;transition:color .2s ease,background .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;letter-spacing:.6px;line-height:1.25;font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}
.section{padding:96px 0;}
.section-alt{background:#fff;}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center;}
.section-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:700;}
.section-head p{margin-top:16px;color:var(--ink-2);font-size:17px;}
.section-head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;max-width:none;text-align:left;margin-bottom:40px;}
.section-head-row h2{font-size:clamp(24px,3vw,34px);margin-top:14px;}
.section-head-row p{max-width:560px;}
.link-more{display:inline-flex;align-items:center;gap:8px;font-weight:600;font-size:15px;white-space:nowrap;}
.link-more i{transition:transform .2s ease;}
.link-more:hover i{transform:translateX(4px);}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:999px;font-size:15px;font-weight:600;line-height:1;padding:15px 26px;border:1.5px solid transparent;background:transparent;cursor:pointer;transition:transform .2s ease,background .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;}
.btn i{font-size:14px;}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 8px 20px rgba(91,61,245,.22);}
.btn-primary:hover{background:var(--purple-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(91,61,245,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{border-color:var(--purple);color:var(--purple);}
.btn-ghost:hover{background:var(--purple-soft);color:var(--purple-dark);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn-light{background:#fff;color:var(--purple-dark);}
.btn-light:hover{background:var(--purple-soft);transform:translateY(-2px);}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 13px;border-radius:999px;font-size:13px;font-weight:600;background:var(--purple-soft);color:var(--purple-dark);letter-spacing:.4px;}
.badge-cyan{background:rgba(0,216,192,.14);color:#048B7C;}
.badge-dark{background:rgba(0,216,192,.14);color:var(--cyan);}
.kicker{display:inline-block;padding:9px 18px;background:rgba(91,61,245,.1);color:var(--purple-dark);font-size:13px;font-weight:700;letter-spacing:1px;clip-path:polygon(9px 0,100% 0,100% calc(100% - 9px),calc(100% - 9px) 100%,0 100%,0 9px);}

/* 导航 */
.site-header{position:sticky;top:14px;z-index:80;padding:0 24px;}
.nav-shell{max-width:1200px;margin:0 auto;height:64px;display:flex;align-items:center;gap:18px;padding:0 12px 0 20px;border-radius:999px;border:1px solid var(--line);background:rgba(246,244,255,.72);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;}
.site-header.is-scrolled .nav-shell{background:rgba(246,244,255,.94);box-shadow:0 14px 34px rgba(20,16,43,.1);border-color:#D9D1F5;}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:800;font-size:16px;color:var(--ink);letter-spacing:.6px;white-space:nowrap;}
.brand-mark{width:34px;height:34px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--purple),#7C63FF);color:#fff;font-size:15px;box-shadow:0 6px 16px rgba(91,61,245,.3);}
.brand:hover{color:var(--purple-dark);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 16px;border-radius:999px;font-size:15px;font-weight:600;color:var(--ink-2);}
.nav-link:hover{color:var(--purple-dark);background:rgba(91,61,245,.07);}
.nav-link.is-active{color:var(--purple-dark);background:var(--purple-soft);}
.nav-link.is-active::after{content:"";position:absolute;left:50%;bottom:6px;transform:translateX(-50%);width:18px;height:2px;border-radius:2px;background:var(--cyan);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:50%;border:1px solid var(--line);background:#fff;color:var(--purple-dark);font-size:17px;cursor:pointer;}
.nav-toggle:hover{background:var(--purple-soft);}
.nav-panel{display:none;max-width:1200px;margin:10px auto 0;background:#fff;border:1px solid var(--line);border-radius:20px;padding:10px;box-shadow:var(--shadow);}
.nav-panel.is-open{display:block;}
.nav-panel a{display:block;height:48px;line-height:48px;padding:0 16px;border-radius:12px;font-weight:600;color:var(--ink);}
.nav-panel a + a{border-top:1px solid var(--line);}
.nav-panel a:hover,.nav-panel a.is-active{background:var(--purple-soft);color:var(--purple-dark);}
.nav-panel .panel-cta{margin-top:10px;border-top:1px solid var(--line);padding-top:12px;}
.nav-panel .panel-cta .btn{width:100%;height:48px;line-height:1;}

/* Hero */
.hero{position:relative;overflow:hidden;padding:56px 0 88px;background:linear-gradient(135deg,#F6F4FF 0%,#EDE8FF 55%,#E1DAFF 100%);}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(91,61,245,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(91,61,245,.06) 1px,transparent 1px);background-size:24px 24px;pointer-events:none;}
.hero .grid-container{position:relative;z-index:2;}
.hero-copy{padding-right:32px;}
.hero h1{margin-top:22px;font-size:clamp(34px,5.2vw,56px);line-height:1.12;font-weight:800;letter-spacing:.8px;}
.hero-sub{margin-top:22px;font-size:17px;line-height:1.85;color:var(--ink-2);max-width:600px;}
.hero-cta{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-trust{margin-top:34px;display:flex;flex-wrap:wrap;gap:12px 28px;}
.hero-trust li{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--ink);}
.hero-trust i{color:var(--cyan);}
.hero-media{position:relative;padding-left:20px;}
.hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:24px;box-shadow:0 24px 50px rgba(20,16,43,.16);}
.hero-float{position:absolute;left:0;bottom:26px;display:flex;align-items:center;gap:12px;background:#fff;border-radius:14px;padding:12px 18px;box-shadow:0 14px 30px rgba(20,16,43,.14);}
.hero-float .dot{width:10px;height:10px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(0,216,192,.16);}
.hero-float strong{display:block;font-size:14px;font-weight:700;}
.hero-float p{font-size:12px;color:var(--ink-2);line-height:1.5;}

/* 准备事项 */
.prep-card{height:100%;background:var(--card);border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.prep-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.prep-icon{width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:var(--purple-soft);color:var(--purple-dark);font-size:17px;margin-bottom:18px;}
.prep-card h3{font-size:19px;font-weight:600;}
.prep-card p{margin-top:10px;color:var(--ink-2);font-size:15.5px;line-height:1.8;}

/* 步骤 */
.steps-grid{margin-top:8px;}
.step-item{position:relative;padding:34px 24px 28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow);margin-bottom:24px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;}
.step-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.step-num{position:absolute;right:20px;top:6px;font-size:72px;font-weight:800;line-height:1;color:rgba(91,61,245,.09);letter-spacing:-1px;font-variant-numeric:tabular-nums;}
.step-icon{width:44px;height:44px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--purple),#7C63FF);color:#fff;font-size:17px;box-shadow:0 8px 18px rgba(91,61,245,.24);}
.step-item h3{margin-top:18px;font-size:20px;font-weight:600;}
.step-item p{margin-top:10px;color:var(--ink-2);font-size:15.5px;line-height:1.8;min-height:84px;}
.step-item .badge{margin-top:16px;}
.step-item .badge i{color:var(--orange);}

/* 功能卡 */
.feat-card{height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;margin-bottom:24px;}
.feat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.feat-card h3{font-size:19px;font-weight:600;margin-top:16px;}
.feat-card p{margin-top:10px;color:var(--ink-2);font-size:15.5px;line-height:1.8;}
.feat-tag{width:38px;height:38px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;font-size:16px;background:rgba(0,216,192,.14);color:#048B7C;}

/* 图文行 */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:36px 0;}
.feature-row + .feature-row{border-top:1px solid var(--line);}
.feature-row.is-reverse .feature-media{order:2;}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:20px;box-shadow:0 18px 40px rgba(20,16,43,.1);}
.feature-text h3{margin-top:16px;font-size:clamp(22px,2.4vw,28px);font-weight:700;}
.feature-text p{margin-top:14px;color:var(--ink-2);font-size:16.5px;}
.tick-list{margin-top:20px;display:grid;gap:10px;}
.tick-list li{display:flex;gap:10px;align-items:flex-start;font-size:15.5px;color:var(--ink);}
.tick-list i{color:var(--cyan);margin-top:6px;font-size:13px;}

/* 最新信息 */
.section-news{background:#fff;}
.news-card{display:flex;flex-direction:column;height:100%;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;margin-bottom:24px;color:inherit;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;color:inherit;}
.news-thumb{position:relative;overflow:hidden;}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s ease;}
.news-card:hover .news-thumb img{transform:scale(1.04);}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(20,16,43,0) 55%,rgba(20,16,43,.28) 100%);}
.news-cat{position:absolute;left:14px;top:14px;z-index:2;display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;background:rgba(255,255,255,.92);color:var(--purple-dark);font-size:12.5px;font-weight:700;}
.news-body{padding:22px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body p{margin-top:12px;color:var(--ink-2);font-size:15px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.news-meta{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--ink-2);}
.news-arrow{width:30px;height:30px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--purple-soft);color:var(--purple-dark);font-size:12px;transition:transform .2s ease,background .2s ease;}
.news-card:hover .news-arrow{background:var(--purple);color:#fff;transform:translateX(3px);}
.news-empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);padding:56px 24px;text-align:center;color:var(--ink-2);}
.news-empty i{font-size:32px;color:#C9BEFF;display:block;margin-bottom:14px;}

/* FAQ */
.faq-wrap{max-width:860px;margin:0 auto;}
.rl-accordion{border:0;background:transparent;margin:0;}
.rl-accordion .accordion-item{border:1px solid var(--line);border-radius:14px;background:#fff;margin-bottom:12px;overflow:hidden;box-shadow:0 4px 14px rgba(20,16,43,.04);}
.rl-accordion .accordion-title{display:flex;align-items:center;justify-content:space-between;gap:16px;height:56px;padding:0 22px;font-size:16px;font-weight:600;color:var(--ink);border:0;background:#fff;}
.rl-accordion .accordion-title:hover{background:var(--bg);color:var(--purple-dark);}
.rl-accordion .accordion-title::before{display:none;}
.rl-accordion .acc-icon{flex:none;width:26px;height:26px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--purple-soft);color:var(--purple-dark);font-size:11px;transition:transform .25s ease,background .25s ease;}
.rl-accordion .accordion-item.is-active .acc-icon{background:var(--purple);color:#fff;transform:rotate(45deg);}
.rl-accordion .accordion-content{padding:0 22px 22px;color:var(--ink-2);font-size:17px;line-height:1.8;}
.rl-accordion .accordion-content p{margin:0;}

/* CTA + 表单 */
.cta-section{position:relative;background:var(--dark);color:#fff;padding:88px 0;overflow:hidden;}
.cta-section::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(0,216,192,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(0,216,192,.06) 1px,transparent 1px);background-size:24px 24px;pointer-events:none;}
.cta-section .grid-container{position:relative;z-index:2;}
.cta-copy h2{font-size:clamp(26px,3.2vw,36px);color:#fff;}
.cta-copy p{margin-top:18px;color:#B9B2D8;font-size:16.5px;max-width:520px;}
.cta-points{margin-top:26px;display:grid;gap:12px;}
.cta-points li{display:flex;gap:10px;align-items:flex-start;color:#E7E3FA;font-size:15.5px;}
.cta-points i{color:var(--cyan);margin-top:6px;font-size:13px;}
.cta-copy .badge-dark{margin-bottom:18px;}
.form-card{background:#fff;border-radius:20px;padding:28px;box-shadow:0 26px 60px rgba(0,0,0,.32);color:var(--ink);}
.form-card h3{font-size:20px;font-weight:700;}
.form-card > p{margin-top:8px;font-size:14px;color:var(--ink-2);}
.form-field{margin-top:18px;}
.form-field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px;}
.form-field label .req{color:var(--orange);margin-left:4px;}
.form-field input,.form-field select,.form-field textarea{width:100%;height:48px;border-radius:var(--radius-input);border:1px solid var(--line);background:#FDFCFF;padding:0 14px;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;}
.form-field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.7;}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 3px rgba(91,61,245,.14);}
.form-card .btn{margin-top:22px;height:50px;}
.form-note{margin-top:14px;font-size:12.5px;color:var(--ink-2);line-height:1.7;}

/* 页脚 */
.site-footer{background:var(--dark);color:#B9B2D8;padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-brand .brand{color:#fff;}
.footer-brand p{margin-top:18px;font-size:14.5px;line-height:1.8;color:#B9B2D8;max-width:320px;}
.footer-brand .badge-dark{margin-top:18px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;letter-spacing:.8px;margin-bottom:16px;}
.footer-col li + li{margin-top:10px;}
.footer-col a{font-size:14.5px;color:#B9B2D8;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{margin-top:56px;border-top:1px solid rgba(255,255,255,.1);padding:22px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13.5px;}
.footer-bottom .to-top{display:inline-flex;align-items:center;gap:8px;color:#B9B2D8;}
.footer-bottom .to-top:hover{color:var(--cyan);}

@media (max-width:1023px){
  .section{padding:72px 0;}
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:inline-flex;margin-left:auto;}
  .brand{font-size:15px;}
  .hero{padding:44px 0 64px;}
  .hero-copy{padding-right:0;}
  .hero-media{padding-left:0;margin-top:36px;}
  .hero-float{left:16px;bottom:16px;}
  .feature-row{grid-template-columns:1fr;gap:28px;padding:30px 0;}
  .feature-row.is-reverse .feature-media{order:0;}
  .section-head-row{flex-direction:column;align-items:flex-start;gap:16px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-section{padding:64px 0;}
}
@media (max-width:640px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .site-header{padding:0 14px;top:10px;}
  .nav-shell{padding:0 10px 0 14px;gap:10px;}
  .brand-text{font-size:14.5px;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:34px;}
  .section-head p{font-size:15.5px;}
  .hero h1{font-size:clamp(28px,8vw,36px);}
  .hero-sub{font-size:15.5px;}
  .hero-cta .btn{width:100%;}
  .hero-media img{aspect-ratio:16/11;height:220px;}
  .hero-float{padding:10px 14px;}
  .step-num{font-size:58px;top:10px;}
  .step-item p{min-height:0;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .rl-accordion .accordion-title{height:52px;font-size:15.5px;padding:0 16px;}
  .rl-accordion .accordion-content{padding:0 16px 18px;font-size:16px;}
  .form-card{padding:22px 18px;}
}

/* roulang page: article */
:root{
  --primary:#5B3DF5;
  --primary-dark:#3A25C9;
  --primary-soft:#EDE8FF;
  --cyan:#00D8C0;
  --orange:#FF7A45;
  --ink:#14102B;
  --bg:#F6F4FF;
  --card:#FFFFFF;
  --line:#E4DFF7;
  --line-strong:#C9BEFF;
  --muted:#6B6486;
  --text:#1C1733;
  --r-card:18px;
  --r-img:16px;
  --r-input:12px;
  --r-pill:999px;
  --sh-sm:0 8px 24px rgba(20,16,43,.06);
  --sh-hover:0 18px 40px rgba(91,61,245,.14);
  --font:"HarmonyOS Sans SC","MiSans","PingFang SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  letter-spacing:.2px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
a:hover{color:var(--primary);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.6px;line-height:1.25;color:var(--text);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::selection{background:var(--primary-soft);color:var(--primary-dark);}

.grid-container{max-width:1200px;margin:0 auto;padding-left:24px;padding-right:24px;}
@media (max-width:640px){.grid-container{padding-left:18px;padding-right:18px;}}

/* ============ 阅读进度条 ============ */
.read-progress{
  position:fixed;top:0;left:0;height:2px;width:0;
  background:var(--cyan);z-index:200;transition:width .12s linear;
}

/* ============ 悬浮胶囊导航 ============ */
.site-header{position:sticky;top:0;z-index:120;padding:14px 18px 4px;}
.nav-shell{
  max-width:1200px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 20px;border-radius:var(--r-pill);
  background:rgba(246,244,255,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  transition:background .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.site-header.is-scrolled .nav-shell{
  background:rgba(246,244,255,.94);
  box-shadow:0 14px 34px rgba(20,16,43,.12);
  border-color:var(--line-strong);
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;font-weight:800;}
.brand-mark{
  width:36px;height:36px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;font-size:16px;
  box-shadow:0 8px 18px rgba(91,61,245,.32);
}
.brand-text{font-size:17px;letter-spacing:.5px;color:var(--ink);white-space:nowrap;}
.brand:hover .brand-text{color:var(--primary-dark);}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:14px;flex:1 1 auto;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 16px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:rgba(237,232,255,.7);color:var(--primary-dark);}
.nav-link.is-active{background:var(--primary-soft);color:var(--primary-dark);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:6px;width:18px;height:2px;border-radius:2px;background:var(--cyan);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:#fff;color:var(--primary-dark);
  font-size:17px;cursor:pointer;transition:background .2s ease,border-color .2s ease;
}
.nav-toggle:hover{background:var(--primary-soft);border-color:var(--line-strong);}
.nav-panel{display:none;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1.5px solid transparent;cursor:pointer;
  transition:background .22s ease,color .22s ease,transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 10px 22px rgba(91,61,245,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-2px);box-shadow:0 14px 28px rgba(91,61,245,.30);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(91,61,245,.24);}
.btn-ghost{background:transparent;color:var(--primary);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);color:var(--primary-dark);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-block{width:100%;}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-weight:600;font-size:15px;
}
.btn-text i{transition:transform .22s ease;}
.btn-text:hover i{transform:translateX(4px);}
.btn:focus-visible,.nav-link:focus-visible,.nav-toggle:focus-visible,a:focus-visible,button:focus-visible{
  outline:2px solid var(--cyan);outline-offset:2px;
}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 12px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1;
  background:var(--primary-soft);color:var(--primary-dark);
}
.badge-cyan{background:rgba(0,216,192,.14);color:#018A7C;}
.badge-dark{background:rgba(255,255,255,.10);color:#B9B2D8;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;
  border-radius:var(--r-pill);border:1px solid var(--line);
  background:#fff;color:var(--muted);font-size:13px;font-weight:600;
  transition:border-color .2s ease,color .2s ease,background .2s ease;
}
.tag:hover{border-color:var(--line-strong);color:var(--primary-dark);background:var(--primary-soft);}

/* ============ 页头 / 面包屑 ============ */
.page-head{
  position:relative;overflow:hidden;
  background:linear-gradient(165deg,#F6F4FF 0%,#EDE8FF 100%);
  padding:34px 0 46px;
}
.page-head::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(91,61,245,.05) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(91,61,245,.05) 1px,transparent 1px);
  background-size:24px 24px;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  pointer-events:none;
}
.page-head .grid-container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:14px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb .sep{color:#B6AEDA;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .crumb-current{color:var(--text);font-weight:600;}
.article-title{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:700;line-height:1.28;letter-spacing:.6px;
  max-width:900px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  margin-top:22px;padding-top:20px;
  border-top:1px solid rgba(91,61,245,.16);
  font-size:14px;color:var(--muted);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;}
.article-meta .meta-item i{color:var(--primary);font-size:13px;}

/* ============ 正文布局 ============ */
main{display:block;}
.article-layout{padding:56px 0 24px;}
.article-main{min-width:0;}
.article-body{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:38px 40px 30px;box-shadow:var(--sh-sm);
  font-size:17px;line-height:1.9;color:var(--text);
  overflow-wrap:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 22px;}
.article-body h2{
  font-size:27px;line-height:1.35;font-weight:700;
  margin:48px 0 18px;padding-left:14px;
  border-left:4px solid var(--primary);letter-spacing:.6px;
}
.article-body h3{font-size:21px;font-weight:600;margin:32px 0 14px;letter-spacing:.5px;}
.article-body h4{font-size:18px;font-weight:600;margin:24px 0 12px;}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 22px;}
.article-body ul li{list-style:disc;margin-bottom:10px;}
.article-body ol li{list-style:decimal;margin-bottom:10px;}
.article-body ul li::marker{color:var(--primary);}
.article-body ol li::marker{color:var(--primary);font-weight:700;}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--primary-soft);
  border-left:4px solid var(--primary);
  border-radius:0 12px 12px 0;
  color:#332B5C;font-size:16.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:26px auto;height:auto;}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:var(--primary-dark);}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  display:block;overflow-x:auto;
}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:12px 14px;text-align:left;vertical-align:top;
}
.article-body th{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.article-body tr:hover td{background:#F6F4FF;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}
.article-body strong{color:var(--ink);font-weight:700;}

/* 空态 */
.empty-state{
  text-align:center;padding:46px 20px 52px;
}
.empty-icon{
  width:78px;height:78px;margin:0 auto 20px;border-radius:24px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);
  font-size:30px;
}
.empty-state h2{font-size:24px;margin-bottom:12px;}
.empty-state p{color:var(--muted);max-width:520px;margin:0 auto 26px;font-size:16px;}

/* ============ 文末模块 ============ */
.article-foot{margin-top:32px;}
.foot-block{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 28px;box-shadow:var(--sh-sm);margin-bottom:20px;
}
.foot-block h3{
  font-size:17px;font-weight:700;margin-bottom:16px;
  display:flex;align-items:center;gap:9px;
}
.foot-block h3 i{color:var(--primary);font-size:15px;}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.nav-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.nav-card{
  display:flex;flex-direction:column;gap:8px;
  padding:20px 22px;border-radius:14px;
  border:1px solid var(--line);background:#FCFBFF;
  transition:border-color .22s ease,box-shadow .22s ease,transform .22s ease;
}
.nav-card:hover{border-color:var(--line-strong);box-shadow:var(--sh-hover);transform:translateY(-3px);}
.nav-card .nc-dir{font-size:12px;font-weight:700;color:var(--cyan);letter-spacing:1px;}
.nav-card strong{font-size:17px;color:var(--ink);}
.nav-card span{font-size:14px;color:var(--muted);line-height:1.7;}
.nav-card .nc-go{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;margin-top:2px;}

.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rel-card{
  display:flex;flex-direction:column;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:var(--line-strong);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--primary-soft);}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body strong{font-size:16px;line-height:1.5;color:var(--ink);}
.rel-body p{font-size:14px;color:var(--muted);line-height:1.75;}
.rel-body .rel-foot{margin-top:auto;font-size:13px;color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.rel-body .rel-foot i{transition:transform .22s ease;}
.rel-card:hover .rel-foot i{transform:translateX(4px);}
.foot-actions{display:flex;justify-content:center;margin-top:6px;}

/* ============ 侧栏 ============ */
.sidebar{display:flex;flex-direction:column;gap:20px;}
.side-inner{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;box-shadow:var(--sh-sm);
}
.side-title{
  font-size:16px;font-weight:700;margin-bottom:8px;
  display:flex;align-items:center;gap:9px;
}
.side-title i{color:var(--primary);font-size:14px;}
.side-links{display:flex;flex-direction:column;}
.side-link{
  display:flex;align-items:center;gap:12px;
  padding:14px 0;border-bottom:1px solid var(--line);
  transition:color .2s ease;
}
.side-link:last-child{border-bottom:0;padding-bottom:0;}
.side-link:first-child{padding-top:12px;}
.side-link .sl-ico{
  width:38px;height:38px;flex:0 0 38px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary);font-size:15px;
  transition:background .2s ease,color .2s ease;
}
.side-link:hover .sl-ico{background:var(--primary);color:#fff;}
.side-link .sl-txt{flex:1 1 auto;min-width:0;}
.side-link strong{display:block;font-size:15px;color:var(--ink);}
.side-link em{display:block;font-style:normal;font-size:13px;color:var(--muted);line-height:1.65;}
.side-link > i{color:#C3BAE6;font-size:13px;}
.side-link:hover > i{color:var(--primary);}
.side-list{display:flex;flex-direction:column;gap:12px;margin-top:12px;}
.side-list li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.75;}
.side-list li i{color:var(--cyan);font-size:13px;margin-top:7px;}
.side-cta{
  background:var(--primary-soft);
  border:1px solid #DCD3FF;
}
.side-cta h3{font-size:16px;font-weight:700;margin-bottom:10px;}
.side-cta p{font-size:14.5px;color:#4A4174;line-height:1.8;margin-bottom:18px;}

/* ============ 底部 CTA ============ */
.cta-strip{padding:24px 0 64px;}
.cta-box{
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  background:var(--primary-soft);
  border:1px solid #DCD3FF;
  border-radius:20px;
  padding:30px 34px;
}
.cta-box h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;margin-bottom:8px;}
.cta-box p{font-size:15px;color:#4A4174;max-width:620px;}
.cta-box .cta-right{flex:0 0 auto;}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--ink);color:#B9B2D8;
  padding:64px 0 0;margin-top:8px;
  position:relative;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(0,216,192,.55),transparent);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:#9E96C4;max-width:340px;margin-bottom:16px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;letter-spacing:.5px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14.5px;color:#B9B2D8;transition:color .2s ease;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.10);
  padding:20px 0;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13.5px;color:#8C84B4;
}
.to-top{display:inline-flex;align-items:center;gap:7px;color:#B9B2D8;}
.to-top:hover{color:var(--cyan);}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .nav-shell{gap:12px;}
  .nav-panel{
    display:none;
    max-width:1200px;margin:10px auto 0;
    background:#fff;border:1px solid var(--line);border-radius:20px;
    padding:12px;box-shadow:0 18px 40px rgba(20,16,43,.14);
  }
  .nav-panel.is-open{display:block;}
  .nav-panel a{
    display:flex;align-items:center;height:48px;padding:0 16px;
    border-radius:12px;font-size:15px;font-weight:600;color:var(--text);
    border-bottom:1px solid var(--line);
  }
  .nav-panel a:last-of-type{border-bottom:0;}
  .nav-panel a.is-active{background:var(--primary-soft);color:var(--primary-dark);}
  .nav-panel .panel-cta{padding:12px 4px 4px;}
  .panel-cta .btn{width:100%;}
  .article-body{padding:30px 26px 24px;font-size:16.5px;}
  .article-body h2{font-size:24px;margin-top:38px;}
  .article-body h3{font-size:19.5px;}
  .sidebar{margin-top:32px;}
  .side-inner{position:static;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .cta-box{flex-direction:column;align-items:flex-start;}
  .cta-box .cta-right{width:100%;}
  .cta-box .cta-right .btn{width:100%;}
}
@media (max-width:640px){
  .brand-text{font-size:15.5px;}
  .nav-shell{height:60px;padding:0 16px;}
  .page-head{padding:26px 0 34px;}
  .article-title{font-size:26px;}
  .article-meta{gap:10px;font-size:13px;}
  .article-body{padding:24px 20px 20px;font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21.5px;padding-left:12px;margin-top:32px;}
  .article-body h3{font-size:18px;}
  .article-body blockquote{padding:14px 16px;font-size:15.5px;}
  .foot-block{padding:22px 20px;}
  .nav-cards{grid-template-columns:1fr;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:12px;}
  .cta-box{padding:24px 20px;}
  .cta-strip{padding:16px 0 48px;}
  .article-layout{padding:36px 0 16px;}
}

/* roulang page: category1 */
:root{
  --purple:#5B3DF5;
  --purple-dark:#3A25C9;
  --purple-soft:#EDE8FF;
  --cyan:#00D8C0;
  --cyan-deep:#0A8D80;
  --orange:#FF7A45;
  --ink:#14102B;
  --bg:#F6F4FF;
  --card:#FFFFFF;
  --line:#E4DFF7;
  --text:#1C1733;
  --muted:#6B6486;
  --radius-card:18px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow-sm:0 8px 24px rgba(20,16,43,.06);
  --shadow-hover:0 18px 40px rgba(91,61,245,.14);
  --font-cn:'HarmonyOS Sans SC','MiSans','PingFang SC','Noto Sans SC',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.2px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--purple-dark);text-decoration:none;}
a:hover{color:var(--purple);}
ul,ol{margin:0;padding:0;}
h1,h2,h3,h4{margin:0;letter-spacing:.6px;color:var(--ink);font-weight:700;}
p{margin:0 0 16px;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
.grid-container{max-width:1200px;padding-left:24px;padding-right:24px;}

/* ---------- 顶部胶囊导航 ---------- */
.site-header{
  position:sticky;
  top:14px;
  z-index:100;
  padding:0 18px;
}
.nav-shell{
  max-width:1200px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:0 20px;
  border-radius:999px;
  background:rgba(246,244,255,.72);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled .nav-shell{
  background:rgba(246,244,255,.94);
  box-shadow:0 14px 34px rgba(20,16,43,.13);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-weight:800;
  font-size:16px;
  letter-spacing:.6px;
  color:var(--ink);
  white-space:nowrap;
}
.brand:hover{color:var(--purple-dark);}
.brand-mark{
  width:34px;height:34px;
  flex:0 0 34px;
  border-radius:11px;
  background:linear-gradient(135deg,var(--purple),var(--purple-dark));
  color:#fff;
  display:grid;place-items:center;
  font-size:15px;
  box-shadow:0 6px 16px rgba(91,61,245,.32);
}
.nav-links{
  display:flex;
  align-items:center;
  gap:6px;
  margin:0 auto;
}
.nav-link{
  height:44px;
  line-height:44px;
  padding:0 16px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  color:var(--muted);
  transition:background .2s ease,color .2s ease;
}
.nav-link:hover{background:#fff;color:var(--purple-dark);}
.nav-link.is-active{background:var(--purple-soft);color:var(--purple-dark);}
.nav-actions{display:flex;align-items:center;gap:10px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--purple-dark);
  cursor:pointer;
  margin-left:auto;
  place-items:center;
  font-size:16px;
}
.nav-panel{
  display:none;
  max-width:1200px;
  margin:10px auto 0;
  background:#fff;
  border:1px solid var(--line);
  border-radius:20px;
  box-shadow:0 18px 40px rgba(20,16,43,.13);
  padding:8px;
}
.nav-panel.is-open{display:block;}
.nav-panel a{
  display:block;
  height:48px;
  line-height:48px;
  padding:0 16px;
  border-radius:14px;
  font-weight:600;
  font-size:15px;
  color:var(--text);
  border-bottom:1px solid #F1EEFB;
}
.nav-panel a:last-of-type{border-bottom:0;}
.nav-panel a:hover{background:var(--bg);color:var(--purple-dark);}
.nav-panel a.is-active{background:var(--purple-soft);color:var(--purple-dark);}
.panel-cta{padding:12px 8px 8px;}
.panel-cta .btn{width:100%;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  border:1.5px solid transparent;
  font-weight:700;
  font-size:15px;
  line-height:1;
  cursor:pointer;
  transition:transform .22s ease,background .22s ease,box-shadow .22s ease,color .22s ease,border-color .22s ease;
}
.btn-primary{
  background:var(--purple);
  color:#fff;
  padding:14px 26px;
  box-shadow:0 8px 20px rgba(91,61,245,.24);
}
.btn-primary:hover{background:var(--purple-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 24px rgba(91,61,245,.28);}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(91,61,245,.22);}
.btn-ghost{
  background:transparent;
  border-color:var(--purple);
  color:var(--purple-dark);
  padding:12px 24px;
}
.btn-ghost:hover{background:var(--purple-soft);color:var(--purple-dark);transform:translateY(-2px);}
.btn-sm{padding:11px 20px;font-size:14px;}
.btn-text{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-weight:700;
  color:var(--purple-dark);
  background:none;
  border:0;
  padding:0;
}
.btn-text i{transition:transform .22s ease;}
.btn-text:hover i{transform:translateX(4px);}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  letter-spacing:.3px;
}
.badge-dark{background:rgba(0,216,192,.14);color:var(--cyan);}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  background:var(--purple-soft);
  color:var(--purple-dark);
}
.tag-cyan{background:rgba(0,216,192,.14);color:var(--cyan-deep);}
.tag-orange{background:rgba(255,122,69,.15);color:#C9501F;}
.eyebrow{
  display:inline-block;
  font-size:13px;
  font-weight:700;
  letter-spacing:1.2px;
  color:var(--purple-dark);
  margin-bottom:14px;
}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:64px 0 92px;
  background:linear-gradient(135deg,#F6F4FF 0%,#EDE8FF 100%);
}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(91,61,245,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(91,61,245,.06) 1px,transparent 1px);
  background-size:24px 24px;
  pointer-events:none;
}
.hero .grid-container{position:relative;z-index:1;}
.crumb{font-size:14px;color:var(--muted);margin-bottom:22px;}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--purple-dark);}
.crumb span{margin:0 8px;color:#BDB6D6;}
.crumb em{font-style:normal;color:var(--text);font-weight:600;}
.hero-kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  background:var(--ink);
  color:var(--cyan);
  font-size:13px;
  font-weight:700;
  letter-spacing:.8px;
  padding:7px 16px;
  clip-path:polygon(10px 0,100% 0,100% calc(100% - 10px),calc(100% - 10px) 100%,0 100%,0 10px);
}
.hero h1{
  font-size:clamp(30px,4.3vw,48px);
  line-height:1.18;
  font-weight:800;
  letter-spacing:.8px;
  margin:20px 0 18px;
}
.hero-sub{
  font-size:17px;
  line-height:1.85;
  color:var(--muted);
  max-width:560px;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px;}
.hero-points{
  display:flex;
  flex-wrap:wrap;
  gap:10px 24px;
  font-size:14px;
  color:var(--muted);
}
.hero-points span{display:inline-flex;align-items:center;gap:8px;}
.hero-points i{color:var(--cyan-deep);font-size:13px;}
.hero-figure{position:relative;margin-top:8px;}
.hero-figure img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  border-radius:var(--radius-img);
  box-shadow:0 18px 40px rgba(20,16,43,.16);
}
.hero-chip{
  position:absolute;
  left:-14px;
  bottom:-18px;
  display:flex;
  align-items:center;
  gap:10px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:14px;
  padding:12px 18px;
  box-shadow:0 14px 32px rgba(20,16,43,.14);
}
.hero-chip-num{
  font-size:22px;
  font-weight:800;
  color:var(--purple);
  font-variant-numeric:tabular-nums;
}
.hero-chip-text{font-size:13px;color:var(--muted);}

/* ---------- 通用板块 ---------- */
.section{padding:92px 0;}
.section-alt{background:#fff;}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head h2{
  font-size:clamp(24px,3.1vw,34px);
  line-height:1.3;
  font-weight:700;
  margin-bottom:16px;
}
.section-head p{font-size:16px;color:var(--muted);margin:0;}
.section-head-row{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
}

/* ---------- 图文行 ---------- */
.entry-list{
  display:flex;
  flex-direction:column;
  border-top:1px solid var(--line);
}
.entry{
  display:grid;
  grid-template-columns:64px 1fr;
  gap:24px;
  padding:30px 0;
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.entry:hover{background:rgba(237,232,255,.35);}
.entry-no{
  width:52px;height:52px;
  border-radius:15px;
  background:var(--purple-soft);
  color:var(--purple-dark);
  font-size:17px;
  font-weight:800;
  display:grid;
  place-items:center;
  font-variant-numeric:tabular-nums;
}
.entry h3{font-size:20px;font-weight:600;margin-bottom:8px;}
.entry p{color:var(--muted);font-size:16px;margin:0 0 12px;max-width:760px;}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 表格 ---------- */
.table-wrap{
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  background:#fff;
  box-shadow:var(--shadow-sm);
}
table.spec{width:100%;border-collapse:collapse;font-size:15px;}
.spec thead th{
  background:var(--purple-soft);
  color:var(--purple-dark);
  font-weight:700;
  font-size:14px;
  letter-spacing:.6px;
  text-align:left;
  padding:16px 22px;
}
.spec tbody td{
  padding:16px 22px;
  border-top:1px solid var(--line);
  color:var(--text);
  vertical-align:top;
  line-height:1.75;
}
.spec tbody tr{transition:background .2s ease;}
.spec tbody tr:hover{background:var(--bg);}
.spec td:first-child{font-weight:600;white-space:nowrap;}
.spec td:nth-child(2){color:var(--purple-dark);font-weight:600;}
.spec td:nth-child(3){color:var(--muted);}
.table-note{font-size:13px;color:var(--muted);margin:14px 2px 0;}

/* ---------- 自检清单 ---------- */
.check-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.check-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:24px;
  display:flex;
  gap:16px;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.check-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-hover);
  border-color:#C9BEFF;
}
.check-icon{
  flex:0 0 40px;
  width:40px;height:40px;
  border-radius:13px;
  background:rgba(0,216,192,.14);
  color:var(--cyan-deep);
  display:grid;
  place-items:center;
  font-size:15px;
}
.check-card h3{font-size:18px;font-weight:600;margin-bottom:8px;}
.check-card p{font-size:15px;color:var(--muted);margin:0;}
.check-card .tag{margin-top:12px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-sm);
  padding:4px 24px;
}
ul.accordion,
.accordion{
  background:transparent;
  border:0;
  margin:0;
  list-style:none;
}
.accordion .accordion-item{
  border:0;
  border-bottom:1px solid var(--line);
  background:transparent;
  padding:0;
}
.accordion .accordion-item:last-child{border-bottom:0;}
.accordion .accordion-title{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:56px;
  padding:0;
  border:0;
  background:transparent;
  font-size:16px;
  font-weight:600;
  color:var(--text);
  letter-spacing:.3px;
  transition:color .2s ease;
}
.accordion .accordion-title::before{display:none;}
.accordion .accordion-title:hover{background:transparent;color:var(--purple-dark);}
.accordion .accordion-content{
  padding:0 0 20px;
  border:0;
  background:transparent;
  font-size:16px;
  line-height:1.85;
  color:var(--muted);
}
.faq-icon{
  flex:0 0 30px;
  width:30px;height:30px;
  border-radius:999px;
  background:var(--purple-soft);
  color:var(--purple-dark);
  display:grid;
  place-items:center;
  font-size:12px;
  transition:transform .25s ease,background .25s ease,color .25s ease;
}
.accordion-item.is-active .faq-icon{
  transform:rotate(45deg);
  background:var(--purple);
  color:#fff;
}

/* ---------- CTA 条 ---------- */
.cta-bar{
  background:var(--purple-soft);
  border:1px solid #DCD3FF;
  border-radius:20px;
  padding:34px 38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.cta-bar h2{font-size:clamp(21px,2.4vw,27px);line-height:1.35;margin-bottom:10px;}
.cta-bar p{margin:0;color:var(--muted);font-size:16px;max-width:640px;}
.cta-bar .btn{flex:0 0 auto;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--ink);
  color:#B9B2D8;
  padding:68px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:52px;
}
.footer-brand .brand{color:#fff;margin-bottom:18px;}
.footer-brand .brand:hover{color:var(--cyan);}
.footer-brand p{font-size:15px;line-height:1.85;color:#B9B2D8;margin-bottom:18px;max-width:340px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;letter-spacing:.6px;margin-bottom:16px;}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:#B9B2D8;font-size:15px;transition:color .2s ease;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0 26px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:14px;
  color:#8E86B4;
}
.to-top{color:#B9B2D8;display:inline-flex;align-items:center;gap:8px;}
.to-top:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:grid;}
  .section{padding:72px 0;}
  .hero{padding:44px 0 76px;}
  .hero-figure{margin-top:36px;}
  .hero-chip{left:12px;bottom:12px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media screen and (max-width:768px){
  .grid-container{padding-left:18px;padding-right:18px;}
  .site-header{padding:0 12px;}
  .nav-shell{height:60px;padding:0 14px;gap:10px;}
  .brand{font-size:15px;}
  .brand-text{max-width:170px;overflow:hidden;text-overflow:ellipsis;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:30px;}
  .entry{grid-template-columns:1fr;gap:14px;padding:24px 0;}
  .check-grid{grid-template-columns:1fr;gap:16px;}
  .cta-bar{flex-direction:column;align-items:flex-start;padding:26px 22px;gap:20px;}
  .cta-bar .btn{width:100%;}
  .faq-card{padding:2px 18px;}
  .footer-grid{grid-template-columns:1fr;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .hero-actions .btn{width:100%;}
  .hero-actions{flex-direction:column;gap:12px;}
}
@media screen and (max-width:640px){
  .table-wrap{border-radius:16px;box-shadow:none;}
  .spec thead{display:none;}
  .spec,.spec tbody,.spec tr,.spec td{display:block;width:100%;}
  .spec tbody tr{
    border-top:1px solid var(--line);
    padding:12px 0;
  }
  .spec tbody tr:first-child{border-top:0;}
  .spec tbody td{
    border-top:0;
    padding:7px 18px;
  }
  .spec td:first-child{
    white-space:normal;
    font-size:16px;
    color:var(--ink);
    padding-top:12px;
  }
  .spec td::before{
    content:attr(data-label);
    display:block;
    font-size:12px;
    font-weight:700;
    letter-spacing:.6px;
    color:var(--muted);
    margin-bottom:2px;
  }
  .spec td:first-child::before{display:none;}
}

/* roulang page: category2 */
:root{
  --primary:#5B3DF5;
  --primary-dark:#3A25C9;
  --primary-soft:#EDE8FF;
  --cyan:#00D8C0;
  --warm:#FF7A45;
  --warm-soft:#FFF0EA;
  --ink:#14102B;
  --bg:#F6F4FF;
  --card:#FFFFFF;
  --line:#E4DFF7;
  --muted:#6B6486;
  --text:#1C1733;
  --radius-card:18px;
  --radius-img:16px;
  --radius-input:12px;
  --shadow-base:0 8px 24px rgba(20,16,43,.06);
  --shadow-hover:0 18px 40px rgba(91,61,245,.14);
  --space:8px;
  --font:"HarmonyOS Sans SC","MiSans","PingFang SC","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.2px;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,select,textarea{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;}

/* ---------- 容器 ---------- */
.grid-container{max-width:1200px;padding-left:12px;padding-right:12px;}
.grid-x.grid-padding-x>.cell{padding-left:12px;padding-right:12px;}

.section{padding:96px 0;}
.section--tight{padding:72px 0;}
.section--soft{background:linear-gradient(180deg,#FFFFFF 0%,#F6F4FF 100%);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center;}
.section-label{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--primary-dark);
  background:var(--primary-soft);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
}
.section-label i{font-size:12px;color:var(--cyan);}
.section-title{
  font-size:clamp(26px,3.4vw,38px);
  line-height:1.2;
  font-weight:700;
  letter-spacing:.6px;
  color:var(--ink);
}
.section-desc{margin-top:16px;font-size:17px;line-height:1.85;color:var(--muted);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 24px;
  border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.4px;
  border:1.5px solid transparent;
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(91,61,245,.22);}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 10px 24px rgba(91,61,245,.28);color:#fff;}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px rgba(91,61,245,.22);}
.btn-ghost{background:transparent;color:var(--primary-dark);border-color:var(--primary);}
.btn-ghost:hover{background:var(--primary-soft);transform:translateY(-2px);color:var(--primary-dark);}
.btn-ghost:active{transform:translateY(0);}
.btn-light{background:#fff;color:var(--primary-dark);box-shadow:var(--shadow-base);}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover);color:var(--primary-dark);}
.btn-sm{padding:10px 20px;font-size:14px;}
.btn-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary-dark);font-weight:600;font-size:15px;}
.btn-link i{transition:transform .2s ease;}
.btn-link:hover{color:var(--primary);}
.btn-link:hover i{transform:translateX(4px);}

/* ---------- 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;
  border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  background:var(--primary-soft);color:var(--primary-dark);
  white-space:nowrap;
}
.badge-dark{background:rgba(0,216,192,.14);color:#7BFFEE;}
.badge-warm{background:var(--warm-soft);color:#C2451B;}
.badge-line{background:#fff;border:1px solid var(--line);color:var(--muted);}

.kicker{
  display:inline-block;
  padding:7px 16px;
  font-size:13px;font-weight:700;letter-spacing:1px;
  color:#fff;
  background:linear-gradient(120deg,var(--primary) 0%,var(--primary-dark) 100%);
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:14px;z-index:60;padding:0 12px;}
.nav-shell{
  max-width:1200px;margin:0 auto;
  min-height:64px;
  padding:8px 20px;
  display:flex;align-items:center;gap:18px;
  border-radius:999px;
  background:rgba(246,244,255,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:0 6px 20px rgba(20,16,43,.05);
  transition:background-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled .nav-shell{background:rgba(246,244,255,.94);box-shadow:0 12px 30px rgba(20,16,43,.10);}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);
  color:#fff;font-size:16px;
  box-shadow:0 6px 16px rgba(91,61,245,.28);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.6px;color:var(--ink);white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  position:relative;
  height:44px;line-height:44px;padding:0 16px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  color:var(--text);
}
.nav-link:hover{background:var(--primary-soft);color:var(--primary-dark);}
.nav-link.is-active{color:var(--primary-dark);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;
  width:22px;height:2px;border-radius:2px;
  background:var(--cyan);transform:translateX(-50%);
}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:6px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:999px;
  align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);color:var(--primary-dark);
  margin-left:auto;font-size:16px;
}
.nav-panel{
  display:none;
  max-width:1200px;margin:12px auto 0;
  background:#fff;border:1px solid var(--line);border-radius:20px;
  padding:10px;box-shadow:var(--shadow-hover);
}
.nav-panel a{
  display:block;height:48px;line-height:48px;padding:0 16px;
  border-radius:14px;font-size:15px;font-weight:600;color:var(--text);
}
.nav-panel a+a{border-top:1px solid var(--line);}
.nav-panel a.is-active{color:var(--primary-dark);background:var(--primary-soft);}
.nav-panel .panel-cta{padding:10px 6px 4px;}
.nav-panel .panel-cta .btn{width:100%;}

/* ---------- 分类 Hero ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  padding:84px 0 0;
  background:linear-gradient(158deg,#FFFFFF 0%,#EDE8FF 62%,#F6F4FF 100%);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(to right,rgba(91,61,245,.06) 1px,transparent 1px),
                   linear-gradient(to bottom,rgba(91,61,245,.06) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.7;pointer-events:none;
}
.cat-hero-inner{position:relative;max-width:880px;margin:0 auto;text-align:center;}
.cat-hero h1{
  margin-top:22px;
  font-size:clamp(32px,4.6vw,50px);
  line-height:1.16;
  font-weight:800;
  letter-spacing:.8px;
  color:var(--ink);
}
.cat-hero .lead{
  margin:20px auto 0;
  max-width:720px;
  font-size:17px;line-height:1.9;color:var(--muted);
}
.hero-actions{
  margin-top:32px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:center;
}
.hero-points{
  margin-top:30px;
  display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:center;
  font-size:14px;font-weight:600;color:var(--muted);
}
.hero-points li{display:inline-flex;align-items:center;gap:8px;}
.hero-points i{color:var(--cyan);font-size:13px;}
.cat-hero-media{
  position:relative;
  margin:52px auto 0;
  max-width:1000px;
  border-radius:var(--radius-card);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:0 24px 60px rgba(20,16,43,.12);
  transform:translateY(56px);
  background:#fff;
}
.cat-hero-media img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.hero-media-after{height:96px;}

/* ---------- 要点卡 ---------- */
.info-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-base);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.info-card .icon-block{
  width:46px;height:46px;border-radius:14px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary-dark);font-size:18px;
  margin-bottom:18px;
}
.info-card h3{font-size:20px;line-height:1.35;font-weight:600;color:var(--ink);margin-bottom:10px;}
.info-card p{font-size:15.5px;line-height:1.85;color:var(--muted);}
.info-card .card-foot{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.card-grid{row-gap:24px;}

/* ---------- 步骤折叠 ---------- */
.step-panel{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:8px 22px 26px;
  box-shadow:var(--shadow-base);
}
.step-panel .panel-title{
  display:flex;align-items:center;gap:10px;
  padding:20px 0 6px;
  font-size:16px;font-weight:700;color:var(--ink);
  border-bottom:1px solid var(--line);
  margin-bottom:8px;
}
.step-panel .panel-title i{color:var(--primary);}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{background:transparent;border:0;}
.accordion-item+.accordion-item{border-top:1px solid var(--line);}
.accordion-title{
  display:flex;align-items:center;gap:14px;
  min-height:56px;padding:16px 56px 16px 4px;
  background:transparent;
  border:0;
  font-size:16px;font-weight:600;line-height:1.5;color:var(--ink);
  position:relative;
  transition:background-color .2s ease,color .2s ease;
}
.accordion-title:hover{color:var(--primary-dark);}
.accordion-title::before{display:none !important;}
.accordion-title::after{
  content:"+";
  position:absolute;right:8px;top:50%;transform:translateY(-50%);
  width:28px;height:28px;line-height:26px;text-align:center;
  border-radius:50%;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:17px;font-weight:600;
  transition:transform .25s ease,background-color .25s ease,color .25s ease;
}
.accordion-title[aria-expanded="true"]::after{transform:translateY(-50%) rotate(45deg);background:var(--primary);color:#fff;}
.step-no{
  flex:0 0 38px;width:38px;height:38px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
}
.step-name{flex:1 1 auto;}
.step-dur{flex:0 0 auto;}
.accordion-content{
  padding:0 56px 22px 56px;
  border:0;
  font-size:16px;line-height:1.85;color:var(--muted);
  background:transparent;
}
.accordion-content p+p{margin-top:12px;}
.accordion-content strong{color:var(--text);font-weight:600;}
.accordion-content .content-tags{margin-top:14px;display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 数据条 ---------- */
.stat-card{
  height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:26px 24px;
  box-shadow:var(--shadow-base);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.stat-num{
  font-size:36px;line-height:1.1;font-weight:800;
  color:var(--primary-dark);
  font-variant-numeric:tabular-nums;
}
.stat-num span{font-size:15px;font-weight:600;color:var(--muted);margin-left:6px;letter-spacing:.4px;}
.stat-card h3{margin-top:12px;font-size:17px;font-weight:600;color:var(--ink);}
.stat-card p{margin-top:8px;font-size:15px;line-height:1.8;color:var(--muted);}
.stat-divider{
  margin-top:32px;padding:22px 24px;
  border-radius:var(--radius-card);
  background:linear-gradient(120deg,#FFFFFF 0%,#EDE8FF 100%);
  border:1px dashed #C9BEFF;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;
  font-size:15px;color:var(--muted);
}
.stat-divider i{color:var(--primary);}

/* ---------- 常见卡点 ---------- */
.issue-card{
  height:100%;
  display:flex;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px;
  box-shadow:var(--shadow-base);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.issue-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#C9BEFF;}
.issue-card .issue-num{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--warm-soft);color:#C2451B;
  font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.issue-card h3{font-size:18px;font-weight:600;color:var(--ink);margin-bottom:8px;line-height:1.4;}
.issue-card p{font-size:15px;line-height:1.8;color:var(--muted);}
.issue-card .issue-fix{
  margin-top:14px;padding-top:14px;border-top:1px dashed var(--line);
  font-size:14px;color:var(--primary-dark);font-weight:600;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;margin:0 auto;}
.faq-accordion .accordion-title{min-height:52px;padding:13px 56px 13px 4px;font-size:16px;}
.faq-accordion .accordion-content{padding-left:4px;padding-right:56px;}
.faq-foot{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:center;
  font-size:15px;color:var(--muted);
}

/* ---------- CTA 条 ---------- */
.cta-band{
  background:linear-gradient(120deg,#EDE8FF 0%,#DED7FF 100%);
  border:1px solid #D6CDFF;
  border-radius:20px;
  padding:38px 36px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;
  width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(0,216,192,.22) 0%,rgba(0,216,192,0) 70%);
}
.cta-band h2{
  position:relative;
  font-size:clamp(22px,2.6vw,30px);line-height:1.3;font-weight:700;color:var(--ink);
}
.cta-band p{position:relative;margin-top:10px;font-size:15.5px;color:#4B4370;max-width:640px;}
.cta-band .cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;
  background:var(--ink);
  color:#CFC9E6;
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand .brand-text{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.85;color:#B9B2D8;max-width:340px;}
.footer-brand .badge{margin-top:18px;}
.footer-col h4{font-size:15px;font-weight:700;color:#fff;letter-spacing:.6px;margin-bottom:16px;}
.footer-col ul li+li{margin-top:10px;}
.footer-col a{font-size:14.5px;color:#B9B2D8;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:52px;
  border-top:1px solid rgba(255,255,255,.10);
  padding:22px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:14px;color:#8E86B4;
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:#B9B2D8;font-weight:600;}
.to-top:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  .section{padding:72px 0;}
  .section--tight{padding:58px 0;}
  .nav-links,.nav-actions{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-panel.is-open{display:block;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-brand{grid-column:1 / -1;}
  .accordion-content{padding-left:4px;padding-right:40px;}
}
@media screen and (max-width:640px){
  body{font-size:15.5px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .grid-container{padding-left:12px;padding-right:12px;}
  .nav-shell{padding:8px 14px;gap:10px;}
  .brand-text{font-size:14.5px;}
  .brand-mark{width:36px;height:36px;border-radius:10px;}
  .cat-hero{padding-top:56px;}
  .cat-hero h1{font-size:29px;letter-spacing:.4px;}
  .cat-hero .lead{font-size:15.5px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn{width:100%;}
  .hero-points{flex-direction:column;align-items:center;gap:10px;}
  .cat-hero-media{margin-top:34px;transform:translateY(38px);}
  .cat-hero-media img{aspect-ratio:16/11;}
  .hero-media-after{height:64px;}
  .section-head{margin-bottom:30px;}
  .accordion-title{padding-right:48px;font-size:15.5px;gap:10px;}
  .accordion-content{padding:0 8px 20px 4px;font-size:15.5px;}
  .step-panel{padding:6px 16px 20px;}
  .cta-band{padding:28px 22px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{margin-top:64px;padding-top:52px;}
}
@media screen and (min-width:641px) and (max-width:1024px){
  .cat-hero h1{font-size:38px;}
}