/* roulang page: index */
:root{
  --bg:#F6F9FC;--bg2:#EEF4FA;--card:#FFFFFF;
  --ink:#101F30;--text:#26384A;--muted:#64788C;
  --line:#DFE9F3;--line-soft:#E8EFF7;
  --primary:#2D6CDF;--primary-dark:#1E55B8;--primary-soft:#E8F1FF;
  --accent:#E85D3F;--accent-soft:#FFF0EB;
  --teal:#2FA8B8;--success:#1F9D6B;--warn:#D98A16;
  --focus:rgba(45,108,223,.28);
  --r-s:8px;--r-m:14px;--r-l:20px;
  --sh-s:0 6px 18px rgba(16,31,48,.06);
  --sh-h:0 14px 34px rgba(16,31,48,.09);
  --container:1200px;
}
*,*::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:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);margin:0;font-weight:700;line-height:1.25;letter-spacing:-.2px}
h1{font-size:50px;line-height:1.16}
h2{font-size:34px;line-height:1.28}
h3{font-size:21px;line-height:1.4;font-weight:600}
p{margin:0 0 18px}
p:last-child{margin-bottom:0}
a{color:var(--primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--primary-dark)}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:3px solid var(--focus);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.wide{max-width:1320px}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.06em;color:var(--primary);margin-bottom:10px}
.section{padding:92px 0}
.section.tight{padding:70px 0}
.section.alt{background:var(--bg2)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:36px}
.section-head .section-sub{color:var(--muted);font-size:15px;margin-top:10px;max-width:620px}
.section-head > div{max-width:760px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:600;white-space:nowrap}
.link-arrow i{transition:transform .2s ease;font-size:13px}
.link-arrow:hover i{transform:translateX(3px)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;height:48px;padding:0 26px;border-radius:10px;font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;cursor:pointer;transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;text-align:center}
.btn i{font-size:13px}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 8px 20px rgba(45,108,223,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0);background:#194a9e}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark)}
.btn-accent{background:var(--accent);color:#fff;font-size:14px;font-weight:600}
.btn-accent:hover{background:#cf4a2d;color:#fff;transform:translateY(-1px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.btn[disabled]{opacity:.5;pointer-events:none}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;line-height:1.6;letter-spacing:.02em}
.badge-live{background:var(--accent-soft);color:#C24A2D}
.badge-soft{background:var(--primary-soft);color:var(--primary-dark)}
.badge-success{background:rgba(31,157,107,.12);color:#15805A}
.badge-warn{background:rgba(217,138,22,.14);color:#A96A08}
.badge-mint{background:rgba(47,168,184,.14);color:#1F7F8D}
.dot{width:6px;height:6px;border-radius:50%;background:currentColor;display:inline-block}

/* 顶部导航 */
.site-header{position:sticky;top:0;z-index:60;background:#fff;border-bottom:1px solid #E6EEF7;transition:box-shadow .2s ease}
.site-header.is-scrolled{box-shadow:0 4px 18px rgba(16,31,48,.07)}
.header-inner{display:flex;align-items:center;gap:28px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{width:38px;height:38px;border-radius:11px;background:linear-gradient(150deg,#3B7BEA,#2FA8B8);color:#fff;font-size:19px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px rgba(45,108,223,.26)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.04em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1 1 auto}
.main-nav a{position:relative;padding:9px 12px;border-radius:8px;font-size:14.5px;color:#42566B;font-weight:500;white-space:nowrap;transition:background .18s ease,color .18s ease}
.main-nav a:hover{background:var(--bg2);color:var(--primary-dark)}
.main-nav a.is-active{color:var(--primary-dark);background:var(--primary-soft);font-weight:600}
.header-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.command-search{position:relative;display:flex;align-items:center;gap:9px;height:42px;padding:0 12px;border-radius:10px;background:#F2F6FB;border:1px solid transparent;width:232px;transition:width .22s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease}
.command-search i{color:var(--muted);font-size:13px}
.command-search input{flex:1 1 auto;min-width:0;border:0;background:transparent;font-size:14px;color:var(--ink);outline:none;font-family:inherit}
.command-search input::placeholder{color:#8A9BAE}
.command-search .kbd{font-size:11px;color:#8A9BAE;background:#fff;border:1px solid var(--line);border-radius:5px;padding:1px 6px;line-height:1.5}
.command-search:focus-within{width:300px;background:#fff;border-color:#BBD3F5;box-shadow:0 0 0 3px var(--focus)}
.quick-link{font-size:14px;font-weight:500;color:#42566B;white-space:nowrap}
.quick-link:hover{color:var(--primary-dark)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;color:var(--ink);align-items:center;justify-content:center;cursor:pointer;font-size:16px}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary)}
.mobile-nav{display:none;border-top:1px solid #E6EEF7;background:#fff;padding:14px 24px 22px}
.mobile-nav.is-open{display:block}
.mobile-nav a{display:block;padding:12px 6px;border-radius:8px;font-size:15px;color:#42566B;border-bottom:1px solid #F0F5FA}
.mobile-nav a.is-active{color:var(--primary-dark);font-weight:600}
.mobile-nav .btn{margin-top:16px}

/* Hero */
.hero{position:relative;padding:78px 0 84px;background:radial-gradient(900px 420px at 88% -8%,#E4EFFF 0%,rgba(246,249,252,0) 62%),#F6F9FC;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(45,108,223,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(45,108,223,.045) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(180deg,rgba(0,0,0,.65),transparent 72%);pointer-events:none}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,transparent,#D8E6F5,transparent)}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.32fr .95fr;gap:56px;align-items:center}
.hero h1{margin:16px 0 0}
.hero h1 .hl{color:var(--primary)}
.hero-sub{font-size:17px;line-height:1.8;color:#3D5266;margin-top:20px;max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:30px;font-size:14px;color:var(--muted)}
.hero-meta li{display:flex;align-items:center;gap:7px}
.hero-meta li i{color:var(--teal);font-size:12px}
.hero-meta .sep{width:4px;height:4px;border-radius:50%;background:#C3D3E4}
.kv-wrap{position:relative;padding-bottom:26px}
.kv-card{position:relative;border-radius:var(--r-l);overflow:hidden;background:#DCE9F8 center/cover no-repeat;box-shadow:var(--sh-h);aspect-ratio:16/11}
.kv-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,31,48,.05) 0%,rgba(16,31,48,.62) 100%)}
.kv-badge{position:absolute;top:16px;left:16px;z-index:3;background:rgba(255,255,255,.94);color:#C24A2D;font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;display:inline-flex;align-items:center;gap:6px;backdrop-filter:blur(2px)}
.kv-info{position:absolute;left:0;right:0;bottom:0;z-index:3;padding:18px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;color:#fff}
.kv-row{font-size:14px;display:flex;align-items:center;gap:9px;font-variant-numeric:tabular-nums}
.kv-row .kv-dot{opacity:.6}
.kv-link{color:#fff;font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:7px;white-space:nowrap}
.kv-link:hover{color:#fff;opacity:.86}
.kv-mini{position:absolute;left:-22px;bottom:-6px;z-index:4;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--r-m);padding:11px 16px 11px 11px;box-shadow:var(--sh-s);max-width:300px}
.kv-mini img{width:54px;height:42px;border-radius:8px;object-fit:cover}
.kv-mini strong{display:block;font-size:13.5px;color:var(--ink);line-height:1.4}
.kv-mini span{font-size:12px;color:var(--muted)}

/* 数据条 */
.stat-strip{background:#fff;border-bottom:1px solid var(--line);border-top:1px solid var(--line)}
.stat-strip .container{display:grid;grid-template-columns:repeat(4,1fr);gap:0;padding-top:26px;padding-bottom:26px}
.stat-item{padding:0 24px;border-left:1px solid var(--line)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-num{font-size:28px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.2}
.stat-num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:4px}
.stat-label{font-size:13.5px;color:var(--muted);margin-top:4px}

/* 步骤 */
.steps-layout{display:grid;grid-template-columns:.85fr 1.55fr;gap:56px;align-items:start}
.steps-intro h2{margin-bottom:14px}
.steps-intro p{color:var(--muted);font-size:15px}
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.step{position:relative;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-s);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.step:hover{transform:translateY(-3px);box-shadow:var(--sh-h);border-color:#CFE1F6}
.step-num{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.12em;font-variant-numeric:tabular-nums}
.step-ico{width:40px;height:40px;border-radius:11px;background:var(--primary-soft);color:var(--primary-dark);display:flex;align-items:center;justify-content:center;font-size:16px;margin:12px 0 14px}
.step h3{font-size:18px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* 日程 */
.schedule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.schedule-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-s);display:flex;flex-direction:column;gap:14px;transition:transform .2s ease,box-shadow .2s ease}
.schedule-card:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.sc-top{display:flex;align-items:flex-start;justify-content:space-between;gap:12px}
.sc-time .sc-day{display:block;font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.sc-time .sc-hour{display:block;font-size:22px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;line-height:1.25}
.schedule-card h3{font-size:17px;line-height:1.5}
.sc-meta{font-size:13.5px;color:var(--muted);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.sc-meta .sep{width:4px;height:4px;border-radius:50%;background:#C3D3E4}
.sc-foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line)}

/* 奖励 bento */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(150px,auto);gap:20px}
.bento-card{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-m);padding:24px;box-shadow:var(--sh-s);display:flex;flex-direction:column;gap:10px;transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease}
.bento-card:hover{transform:translateY(-3px);box-shadow:var(--sh-h);border-color:#CFE1F6}
.bento-main{grid-column:span 2;grid-row:span 2;background:linear-gradient(160deg,#FFF7F4 0%,#FFFFFF 62%);border-color:#F6DACF;justify-content:space-between}
.bento-main h3{font-size:24px}
.bento-main .bento-desc{font-size:14.5px;color:#6C5449;line-height:1.75}
.bento-cond{font-size:13px;color:var(--muted)}
.bento-card h4{font-size:16px;color:var(--ink);font-weight:600}
.bar{height:8px;border-radius:999px;background:var(--bg2);overflow:hidden}
.bar > span{display:block;height:100%;border-radius:999px;background:var(--primary);transition:width .4s ease}
.bar > span.is-accent{background:var(--accent)}
.bar > span.is-success{background:var(--success)}
.bar-line{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;margin-top:2px}

/* 任务进度 */
.task-layout{display:grid;grid-template-columns:1.45fr .85fr;gap:28px;align-items:stretch}
.progress-panel{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-s)}
.progress-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:18px}
.progress-head h3{font-size:20px;margin-top:6px}
.task-list{margin-top:22px;display:flex;flex-direction:column;gap:12px}
.task-list li{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 16px;border:1px solid var(--line-soft);border-radius:12px;background:#FBFDFF;transition:border-color .18s ease,background .18s ease}
.task-list li:hover{border-color:#CFE1F6;background:#fff}
.task-list strong{display:block;font-size:15px;color:var(--ink);font-weight:600;line-height:1.5}
.task-list span.tip{font-size:13px;color:var(--muted)}
.task-aside{background:#fff;border:1px solid #F6DACF;border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-s);display:flex;flex-direction:column;justify-content:space-between;gap:18px;background:linear-gradient(175deg,#FFF8F5,#FFFFFF 70%)}
.task-aside h3{font-size:20px}
.task-aside p{font-size:14.5px;color:#6C5449;line-height:1.8}

/* 最新信息 */
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{padding:7px 15px;border-radius:999px;font-size:13.5px;color:#4A5D71;background:#fff;border:1px solid var(--line);cursor:pointer;transition:all .18s ease;font-family:inherit}
.chip:hover{border-color:#BBD3F5;color:var(--primary-dark)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}
.news-layout{display:grid;grid-template-columns:1.06fr .94fr;gap:28px;align-items:start}
.news-main{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-l);overflow:hidden;box-shadow:var(--sh-s);transition:transform .2s ease,box-shadow .2s ease;display:flex;flex-direction:column;height:100%}
.news-main:hover{transform:translateY(-3px);box-shadow:var(--sh-h)}
.news-main .thumb{aspect-ratio:16/9;background:#DCE9F8 center/cover no-repeat;width:100%}
.news-main .body{padding:26px}
.news-main h3{font-size:22px;line-height:1.45;margin:12px 0 10px}
.news-main p{font-size:14.5px;color:var(--muted);line-height:1.75}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-top:18px;font-variant-numeric:tabular-nums}
.news-list{display:flex;flex-direction:column;gap:12px}
.news-row{display:flex;align-items:flex-start;gap:16px;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-m);padding:18px 20px;box-shadow:var(--sh-s);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
.news-row:hover{transform:translateY(-2px);box-shadow:var(--sh-h);border-color:#CFE1F6}
.news-row .nr-body{flex:1 1 auto;min-width:0}
.news-row h4{font-size:15.5px;color:var(--ink);font-weight:600;line-height:1.5;margin-bottom:6px}
.news-row p{font-size:13.5px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-row .nr-date{font-size:12.5px;color:#8A9BAE;white-space:nowrap;font-variant-numeric:tabular-nums;padding-top:2px}
.news-row .nr-go{color:var(--primary);font-size:13px;align-self:center;flex:0 0 auto}
.empty-state{background:#fff;border:1px dashed #C9D8EA;border-radius:var(--r-l);padding:56px 24px;text-align:center;color:var(--muted)}
.empty-state i{font-size:26px;color:#B4C8DE;margin-bottom:12px;display:block}
.empty-state p{font-size:15px;margin-bottom:14px}

/* FAQ */
.faq-layout{display:grid;grid-template-columns:1.5fr .82fr;gap:32px;align-items:start}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden;transition:border-color .18s ease,box-shadow .18s ease}
.faq-item:hover{border-color:#CFE1F6}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:56px;padding:15px 20px;font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;line-height:1.5}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:22px;font-weight:400;color:var(--primary);line-height:1;flex:0 0 auto;transition:transform .2s ease}
.faq-item[open]{border-color:#CADCF5;box-shadow:var(--sh-s)}
.faq-item[open] summary::after{content:"–"}
.faq-body{padding:0 20px 20px;font-size:15.5px;line-height:1.8;color:#41566B}
.faq-item[open] .faq-body{border-left:3px solid var(--primary);padding-left:18px;margin-left:20px;padding-right:20px}
.faq-contact{background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-l);padding:28px;box-shadow:var(--sh-s)}
.faq-contact h3{font-size:19px;margin-bottom:10px}
.faq-contact p{font-size:14.5px;color:var(--muted);line-height:1.8}
.faq-contact .contact-lines{margin:18px 0;display:flex;flex-direction:column;gap:11px;font-size:14px;color:#41566B}
.faq-contact .contact-lines li{display:flex;align-items:center;gap:10px}
.faq-contact .contact-lines i{color:var(--teal);width:16px;text-align:center}

/* CTA */
.cta-panel{background:linear-gradient(120deg,#2D6CDF 0%,#2A62CE 55%,#2FA8B8 130%);border-radius:var(--r-l);padding:46px 48px;display:flex;align-items:center;justify-content:space-between;gap:36px;color:#fff;box-shadow:0 18px 40px rgba(45,108,223,.22)}
.cta-panel h2{color:#fff;font-size:30px;margin-bottom:10px}
.cta-panel p{color:rgba(255,255,255,.86);font-size:15px;max-width:560px}
.cta-panel .btn-ghost{background:#fff;border-color:#fff;color:var(--primary-dark)}
.cta-panel .btn-ghost:hover{background:rgba(255,255,255,.9);color:var(--primary-dark)}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto}

/* 页脚 */
.site-footer{background:#EDF4FA;border-top:1px solid var(--line);margin-top:0;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr .7fr .8fr 1fr;gap:40px;padding-bottom:44px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:#54697E;line-height:1.85;max-width:330px}
.footer-col h4{font-size:14px;color:var(--ink);margin-bottom:16px;letter-spacing:.02em}
.footer-col a{display:block;font-size:14px;color:#54697E;padding:5px 0;transition:color .18s ease,transform .18s ease}
.footer-col a:hover{color:var(--primary-dark);transform:translateX(2px)}
.footer-info li{font-size:14px;color:#54697E;padding:5px 0;display:flex;gap:9px;align-items:flex-start}
.footer-info i{color:#8AA3BC;margin-top:5px;font-size:12px}
.footer-bottom{border-top:1px solid #DCE8F2;padding:20px 0 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:#667C91}
.footer-bottom a{color:#54697E}
.footer-bottom a:hover{color:var(--primary-dark)}

/* 响应式 */
@media (max-width:1199px){
  h1{font-size:44px}
  h2{font-size:30px}
  .container{padding:0 22px}
  .main-nav a{padding:9px 9px;font-size:14px}
  .command-search{width:200px}
  .command-search:focus-within{width:240px}
  .hero-grid{gap:40px}
}
@media (max-width:1023px){
  .main-nav,.command-search,.quick-link{display:none}
  .nav-toggle{display:flex}
  .header-inner{height:66px;gap:16px}
  .header-right .btn-sm{height:40px;padding:0 16px}
  .section{padding:66px 0}
  .hero{padding:56px 0 64px}
  h1{font-size:38px}
  h2{font-size:28px}
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .kv-wrap{max-width:560px}
  .stat-strip .container{grid-template-columns:repeat(2,1fr);gap:22px 0}
  .stat-item{padding:0 20px}
  .stat-item:nth-child(odd){border-left:0;padding-left:0}
  .steps-layout{grid-template-columns:1fr;gap:32px}
  .schedule-grid{grid-template-columns:repeat(2,1fr)}
  .bento{grid-template-columns:repeat(2,1fr)}
  .bento-main{grid-column:span 2;grid-row:auto}
  .task-layout{grid-template-columns:1fr}
  .news-layout{grid-template-columns:1fr}
  .faq-layout{grid-template-columns:1fr}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:36px 30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:639px){
  .container{padding:0 18px}
  h1{font-size:31px;line-height:1.22}
  h2{font-size:25px}
  h3{font-size:18px}
  .hero{padding:44px 0 52px}
  .hero-sub{font-size:15.5px}
  .hero-actions .btn{width:100%}
  .hero-meta{font-size:13px;gap:9px}
  .section{padding:48px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:26px}
  .kv-mini{left:0;bottom:-14px;max-width:280px}
  .kv-wrap{padding-bottom:34px}
  .stat-num{font-size:24px}
  .steps{grid-template-columns:1fr}
  .schedule-grid{grid-template-columns:1fr}
  .bento{grid-template-columns:1fr}
  .bento-main{grid-column:span 1}
  .progress-panel,.task-aside,.faq-contact{padding:22px}
  .task-list li{flex-direction:column;align-items:flex-start;gap:8px}
  .news-main h3{font-size:19px}
  .cta-panel h2{font-size:24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition:none!important;animation:none!important;scroll-behavior:auto!important}
}

/* roulang page: article */
:root{
  --bg:#F6F9FC;
  --bg-2:#EEF4FA;
  --card:#FFFFFF;
  --ink:#101F30;
  --body:#26384A;
  --muted:#64788C;
  --line:#DFE9F3;
  --line-soft:#E8EFF7;
  --brand:#2D6CDF;
  --brand-dark:#1E55B8;
  --brand-light:#E8F1FF;
  --accent:#E85D3F;
  --accent-light:#FFF0EB;
  --teal:#2FA8B8;
  --success:#1F9D6B;
  --warn:#D98A16;
  --radius-s:8px;
  --radius-m:14px;
  --radius-l:20px;
  --shadow-s:0 6px 18px rgba(16,31,48,.06);
  --shadow-m:0 14px 34px rgba(16,31,48,.09);
  --container:1200px;
  --ring:rgba(45,108,223,.28);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  font-feature-settings:"tnum" 1;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--brand-dark);}
ul,ol{margin:0 0 18px;padding-left:1.25em;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 18px;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
@media (min-width:1240px){.container{max-width:1240px;}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid #E6EEF7;
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-s);}
.header-inner{
  display:flex;align-items:center;gap:24px;
  min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--teal) 100%);
  color:#fff;font-size:18px;font-weight:700;
  display:flex;align-items:center;justify-content:center;
  letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand-sub{font-size:12px;color:var(--muted);white-space:nowrap;letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;flex:1 1 auto;}
.main-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  height:38px;padding:0 12px;border-radius:8px;
  font-size:15px;color:var(--body);font-weight:500;
  white-space:nowrap;
}
.main-nav a:hover{color:var(--brand);background:var(--brand-light);}
.main-nav a.is-active{color:var(--brand);font-weight:700;background:var(--brand-light);}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.command-search{
  position:relative;display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 12px;
  background:#F2F6FB;border:1px solid transparent;border-radius:10px;
  transition:width .22s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  flex:1 1 auto;min-width:0;height:100%;border:0;background:transparent;
  font-size:14px;color:var(--ink);margin:0;
}
.command-search input:focus{outline:none;box-shadow:none;}
.command-search input::placeholder{color:#93A6B8;}
.command-search .kbd{
  font-size:11px;color:#7A8FA3;background:#fff;border:1px solid var(--line);
  border-radius:6px;padding:1px 6px;line-height:1.5;flex:0 0 auto;
}
.command-search:focus-within{width:320px;background:#fff;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring);}
.header-link{font-size:14px;color:var(--body);font-weight:500;white-space:nowrap;}
.header-link:hover{color:var(--brand);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22);}
.btn-primary:hover{background:var(--brand-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(30,85,184,.26);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA;}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-light);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#CF4A2E;color:#fff;transform:translateY(-1px);}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;}
.menu-toggle{
  display:none;width:40px;height:40px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;font-size:16px;
}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand);}
.nav-drawer{display:none;border-top:1px solid var(--line);background:#fff;}
.nav-drawer.is-open{display:block;}
.nav-drawer ul{list-style:none;margin:0;padding:12px 24px 20px;}
.nav-drawer li + li{border-top:1px solid var(--line-soft);}
.nav-drawer a{display:block;padding:13px 2px;font-size:15px;color:var(--body);}
.nav-drawer a:hover{color:var(--brand);}
.nav-drawer .drawer-cta{padding:0 24px 24px;}

/* ---------- Breadcrumb ---------- */
.crumbs{padding:22px 0 0;font-size:13px;color:var(--muted);}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0;}
.crumbs li{display:flex;align-items:center;gap:8px;}
.crumbs li::after{content:"/";color:#B7C7D6;}
.crumbs li:last-child::after{content:"";}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs .current{color:var(--ink);font-weight:600;}

/* ---------- Article head ---------- */
.article-head{padding:28px 0 0;}
.article-head-inner{max-width:860px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;line-height:1;
  padding:6px 11px;border-radius:999px;
}
.badge-brand{background:var(--brand-light);color:var(--brand-dark);}
.badge-teal{background:#E4F5F7;color:#1C7C88;}
.badge-accent{background:var(--accent-light);color:#C2472C;}
.badge-success{background:#E5F6EF;color:#187A53;}
.badge-warn{background:#FCF2E0;color:#A96A0C;}
.badge-muted{background:#EDF2F7;color:#5A6F83;}
.eyebrow{
  font-size:13px;font-weight:600;letter-spacing:.06em;
  color:var(--brand);margin:16px 0 12px;display:block;
}
.article-title{
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.28;letter-spacing:-.015em;
  margin:0 0 20px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;
  font-size:13px;color:var(--muted);padding-bottom:26px;
}
.article-meta span{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{font-size:12px;color:#91A5B8;}

/* ---------- Layout ---------- */
.article-shell{padding:26px 0 84px;}
.article-grid{row-gap:32px;}
.article-main{min-width:0;}
.article-cover{
  border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line-soft);box-shadow:var(--shadow-s);
  background:#E9F2FB;margin-bottom:28px;
}
.article-cover img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;}
.card{
  background:var(--card);border:1px solid var(--line-soft);
  border-radius:var(--radius-m);box-shadow:var(--shadow-s);
  padding:26px 28px;
}
.article-body{
  background:#fff;border:1px solid var(--line-soft);
  border-radius:var(--radius-l);box-shadow:var(--shadow-s);
  padding:40px 44px 44px;
  font-size:17px;line-height:1.9;color:var(--body);
}
.article-body > *:last-child{margin-bottom:0;}
.article-body h2{
  font-size:25px;line-height:1.4;margin:38px 0 16px;
  padding-left:14px;border-left:4px solid var(--brand);
  scroll-margin-top:96px;
}
.article-body h3{font-size:19px;line-height:1.45;margin:28px 0 12px;color:var(--ink);}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(45,108,223,.3);}
.article-body a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark);}
.article-body strong{color:var(--ink);font-weight:700;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:1.3em;}
.article-body li{margin-bottom:9px;}
.article-body li::marker{color:var(--brand);}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;
  background:var(--brand-light);border-left:4px solid var(--brand);
  border-radius:0 12px 12px 0;color:#1B3C63;font-size:16px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:24px 0;box-shadow:var(--shadow-s);height:auto;}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:34px 0;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:11px 14px;text-align:left;
}
.article-body th{background:var(--bg-2);color:var(--ink);font-weight:700;}
.article-body tr:nth-child(even) td{background:#FAFCFE;}
.article-body code{
  background:#F2F6FB;padding:2px 6px;border-radius:6px;
  font-size:.92em;color:#1E55B8;
}
.article-foot{
  margin-top:26px;display:flex;flex-wrap:wrap;gap:12px;align-items:center;
  justify-content:space-between;
}
.article-foot .tags{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- Sidebar ---------- */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;align-self:start;}
.side-card{
  background:#fff;border:1px solid var(--line-soft);
  border-radius:var(--radius-m);box-shadow:var(--shadow-s);
  padding:22px 22px 24px;
}
.side-card h3{font-size:15px;letter-spacing:.02em;margin-bottom:14px;color:var(--ink);}
.side-card h3 i{color:var(--brand);margin-right:7px;font-size:13px;}
.side-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:14px;color:var(--body);padding:9px 10px;border-radius:8px;
  transition:background .16s ease,color .16s ease,padding-left .16s ease;
}
.side-links a:hover{background:var(--brand-light);color:var(--brand-dark);padding-left:14px;}
.side-links i{font-size:11px;color:#A5B7C8;}
.side-cta{background:linear-gradient(160deg,#EAF2FF 0%,#E7F5F7 100%);border-color:#D5E6F7;}
.side-cta h3{margin-bottom:8px;}
.side-cta p{font-size:14px;color:#4A637D;margin-bottom:16px;}
.side-cta .btn{width:100%;}
.side-note{font-size:12.5px;color:var(--muted);line-height:1.7;margin:12px 0 0;}

/* ---------- Related / empty ---------- */
.section{padding:0 0 24px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;}
.section-head h2{font-size:24px;}
.section-head .more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.section-head .more i{transition:transform .18s ease;font-size:12px;}
.section-head .more:hover i{transform:translateX(3px);}
.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-soft);
  border-radius:var(--radius-m);overflow:hidden;box-shadow:var(--shadow-s);
  transition:transform .2s ease,box-shadow .2s ease;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-m);}
.rel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#E9F2FB;}
.rel-card .rel-body{padding:16px 18px 20px;}
.rel-card .rel-body h3{font-size:16px;line-height:1.5;margin:8px 0 8px;}
.rel-card .rel-body p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.65;}
.empty-state{
  background:#fff;border:1px dashed #CBDCEC;border-radius:var(--radius-l);
  padding:56px 28px;text-align:center;
}
.empty-state i{font-size:34px;color:#B9CCDE;margin-bottom:14px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--muted);margin-bottom:22px;}

/* ---------- CTA strip ---------- */
.cta-strip{
  background:linear-gradient(135deg,#2D6CDF 0%,#2A86CB 60%,#2FA8B8 100%);
  border-radius:var(--radius-l);
  padding:40px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  color:#fff;box-shadow:0 18px 40px rgba(45,108,223,.24);
  margin-top:32px;
}
.cta-strip h2{color:#fff;font-size:26px;margin-bottom:8px;}
.cta-strip p{color:rgba(255,255,255,.88);margin:0;font-size:15px;}
.cta-strip .btn{background:#fff;color:var(--brand-dark);flex:0 0 auto;}
.cta-strip .btn:hover{background:#F2F8FF;color:var(--brand-dark);transform:translateY(-1px);}

/* ---------- Footer ---------- */
.site-footer{
  background:#EDF4FA;border-top:1px solid var(--line);
  padding:56px 0 0;margin-top:40px;
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;
  padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:#5A7085;line-height:1.85;margin:0;max-width:340px;}
.footer-col h4{font-size:14px;color:var(--ink);margin-bottom:14px;font-weight:700;}
.footer-col a{
  display:block;font-size:13.5px;color:#5A7085;padding:5px 0;
  transition:color .16s ease,padding-left .16s ease;
}
.footer-col a:hover{color:var(--brand);padding-left:4px;}
.footer-info{list-style:none;margin:0;padding:0;}
.footer-info li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:13.5px;color:#5A7085;padding:5px 0;line-height:1.7;
}
.footer-info i{color:#8CA6BC;font-size:12px;margin-top:6px;}
.footer-info a{display:inline;padding:0;color:#5A7085;}
.footer-info a:hover{color:var(--brand);padding-left:0;}
.footer-bottom{
  border-top:1px solid #DCE8F3;
  padding:18px 0 22px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:#7A8FA3;
}
.footer-bottom a{color:#7A8FA3;}
.footer-bottom a:hover{color:var(--brand);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .command-search{width:200px;}
  .command-search:focus-within{width:250px;}
  .main-nav a{padding:0 9px;font-size:14px;}
  .header-link{display:none;}
}
@media (max-width:1023px){
  .main-nav,.command-search{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{gap:14px;justify-content:space-between;}
  .article-body{padding:30px 26px 34px;font-size:16.5px;}
  .sidebar{position:static;top:auto;}
  .rel-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-strip{flex-direction:column;align-items:flex-start;padding:32px 28px;}
}
@media (max-width:639px){
  .container{padding:0 18px;}
  .header-inner{min-height:64px;}
  .brand-name{font-size:15.5px;}
  .brand-sub{font-size:11px;}
  .btn-sm{height:36px;padding:0 12px;font-size:13px;}
  .article-head{padding:20px 0 0;}
  .article-title{font-size:26px;}
  .article-body{padding:24px 18px 28px;font-size:16px;line-height:1.85;}
  .article-body h2{font-size:21px;padding-left:11px;border-left-width:3px;}
  .article-body h3{font-size:18px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .cta-strip h2{font-size:21px;}
  .cta-strip .btn{width:100%;}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --bg:#F6F9FC;
  --bg-alt:#EEF4FA;
  --card:#FFFFFF;
  --ink:#101F30;
  --text:#26384A;
  --muted:#64788C;
  --line:#DFE9F3;
  --line-soft:#E8EFF7;
  --primary:#2D6CDF;
  --primary-dark:#1E55B8;
  --primary-light:#E8F1FF;
  --accent:#E85D3F;
  --accent-light:#FFF0EB;
  --teal:#2FA8B8;
  --success:#1F9D6B;
  --warn:#D98A16;
  --radius-sm:8px;
  --radius-md:14px;
  --radius-lg:20px;
  --shadow-sm:0 6px 18px rgba(16,31,48,.06);
  --shadow-md:0 14px 34px rgba(16,31,48,.09);
  --ring:0 0 0 3px rgba(45,108,223,.28);
  --space-section:96px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;letter-spacing:.2px;}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input,textarea,select{font-family:inherit;font-size:15px;}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:var(--radius-sm);}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1400px){.container{max-width:1320px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:#fff;
  border-bottom:1px solid #E6EEF7;
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(16,31,48,.07);}
.header-inner{
  display:flex;align-items:center;gap:22px;
  min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,var(--primary),var(--teal));
  color:#fff;font-weight:700;font-size:17px;letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{
  color:var(--ink);font-weight:700;font-size:17px;white-space:nowrap;letter-spacing:.2px;
}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:2px;}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px;}
.main-nav a{
  padding:8px 12px;border-radius:8px;
  font-size:14.5px;color:var(--text);font-weight:500;white-space:nowrap;
  transition:background .18s ease,color .18s ease;
}
.main-nav a:hover{background:var(--primary-light);color:var(--primary-dark);}
.main-nav a.is-active{color:var(--primary);font-weight:600;background:var(--primary-light);}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px;}
.command-search{
  display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 12px;
  background:#F2F6FB;border:1px solid transparent;border-radius:10px;
  transition:width .22s ease,border-color .18s ease,background .18s ease;
}
.command-search:focus-within{width:320px;background:#fff;border-color:var(--primary);box-shadow:var(--ring);}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  border:0;background:transparent;outline:none;flex:1;min-width:0;
  font-size:14px;color:var(--ink);
}
.command-search input::placeholder{color:#93A6B8;}
.kbd{
  font-size:11px;color:var(--muted);border:1px solid var(--line);
  border-radius:5px;padding:1px 6px;background:#fff;white-space:nowrap;
}
.quick-link{font-size:14px;color:var(--text);font-weight:500;white-space:nowrap;}
.quick-link:hover{color:var(--primary);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;letter-spacing:.2px;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid #C9D8EA;}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-light);color:var(--primary-dark);}
.btn-accent{background:var(--accent);color:#fff;font-size:14px;}
.btn-accent:hover{background:#D24C30;color:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:16px;
}
.menu-toggle:hover{border-color:var(--primary);color:var(--primary);}

.mobile-drawer{
  display:none;border-top:1px solid #E6EEF7;background:#fff;
  padding:12px 24px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer nav{display:flex;flex-direction:column;gap:2px;margin-bottom:14px;}
.mobile-drawer nav a{
  padding:12px 10px;border-radius:8px;color:var(--text);font-size:15px;font-weight:500;
}
.mobile-drawer nav a.is-active{background:var(--primary-light);color:var(--primary);font-weight:600;}
.mobile-drawer .btn{width:100%;}

/* ---------- page head ---------- */
.page-head{
  position:relative;
  padding:56px 0 60px;
  background:
    radial-gradient(900px 320px at 88% -10%,rgba(45,108,223,.10),transparent 70%),
    linear-gradient(180deg,#F6F9FC 0%,#EEF4FA 100%);
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:16px;
  background-image:radial-gradient(circle at 12px 0,transparent 8px,rgba(45,108,223,.10) 8.6px,transparent 9.6px);
  background-size:24px 16px;background-repeat:repeat-x;opacity:.5;pointer-events:none;
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb span.sep{color:#B4C4D4;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.head-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:44px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;color:var(--primary);
  background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:5px 14px;margin-bottom:18px;letter-spacing:.6px;
}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);}
.page-head h1{
  font-size:46px;line-height:1.16;font-weight:700;margin-bottom:18px;
}
.page-head h1 .hl{color:var(--primary);}
.head-desc{font-size:17px;line-height:1.8;color:var(--text);max-width:600px;}
.filter-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:38px;padding:0 18px;border-radius:999px;
  background:#fff;border:1px solid var(--line);
  font-size:14px;color:var(--text);font-weight:500;
  transition:all .18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary);}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22);}
.chip.is-on:hover{color:#fff;}
.head-visual{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-md);background:#fff;
}
.head-visual img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.head-visual figcaption{
  position:absolute;left:14px;right:14px;bottom:14px;
  background:rgba(255,255,255,.94);
  border-radius:12px;padding:12px 16px;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13.5px;color:var(--ink);font-weight:600;
  box-shadow:var(--shadow-sm);
}
.head-visual .live-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;color:#fff;background:var(--accent);
  border-radius:999px;padding:3px 10px;
}
.head-visual .live-pill i{font-size:8px;}

/* ---------- sections ---------- */
.section{padding:var(--space-section) 0;}
.section.alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:34px;
}
.section-head .sub{
  font-size:12.5px;font-weight:600;letter-spacing:1.4px;color:var(--primary);
  text-transform:uppercase;margin-bottom:10px;
}
.section-head h2{font-size:34px;line-height:1.25;}
.section-head .section-note{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:560px;}
.link-more{font-size:14.5px;font-weight:600;color:var(--primary);white-space:nowrap;display:inline-flex;align-items:center;gap:6px;}
.link-more i{transition:transform .18s ease;}
.link-more:hover i{transform:translateX(3px);}

/* ---------- timeline ---------- */
.timeline-day{margin-bottom:38px;}
.timeline-day:last-child{margin-bottom:0;}
.day-label{
  display:flex;align-items:center;gap:14px;margin-bottom:18px;
}
.day-date{
  font-size:15px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;
  background:#fff;border:1px solid var(--line);border-radius:10px;
  padding:6px 14px;box-shadow:var(--shadow-sm);
}
.day-date small{display:block;font-size:11.5px;color:var(--muted);font-weight:500;letter-spacing:.6px;}
.day-label .day-line{flex:1;height:1px;background:var(--line);}
.day-label .day-count{font-size:13px;color:var(--muted);white-space:nowrap;}

.session-card{
  display:grid;grid-template-columns:118px 1fr 168px;gap:22px;align-items:center;
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-md);
  padding:22px 24px;margin-bottom:14px;
  box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.session-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#D6E4F4;}
.session-time{
  font-size:22px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.session-time small{display:block;font-size:12.5px;color:var(--muted);font-weight:500;margin-top:4px;}
.session-body h3{font-size:19px;line-height:1.4;margin-bottom:8px;}
.session-body h3 a{color:var(--ink);}
.session-body h3 a:hover{color:var(--primary);}
.session-meta{display:flex;flex-wrap:wrap;align-items:center;gap:8px 16px;font-size:13.5px;color:var(--muted);}
.session-meta span{display:inline-flex;align-items:center;gap:6px;}
.session-meta i{font-size:12px;color:#8FA6BC;}
.badge{
  display:inline-flex;align-items:center;gap:5px;
  font-size:12px;font-weight:600;line-height:1;
  padding:5px 10px;border-radius:6px;
}
.badge-live{background:var(--accent-light);color:var(--accent);}
.badge-soon{background:var(--primary-light);color:var(--primary-dark);}
.badge-done{background:#EDF1F5;color:#71869A;}
.badge-teal{background:#E6F6F7;color:#1F8391;}
.session-action{display:flex;flex-direction:column;align-items:flex-end;gap:10px;}
.session-action .btn{width:100%;}
.session-action .muted-link{font-size:13px;color:var(--muted);}
.session-action .muted-link:hover{color:var(--primary);}
.session-thumb{
  grid-column:1 / -1;display:flex;gap:14px;align-items:center;
  border-top:1px dashed var(--line);padding-top:16px;margin-top:2px;
}
.session-thumb img{width:92px;height:60px;object-fit:cover;border-radius:8px;}
.session-thumb p{font-size:13.5px;color:var(--muted);margin:0;}

/* ---------- steps ---------- */
.steps{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative;
}
.steps::before{
  content:"";position:absolute;top:32px;left:8%;right:8%;height:1px;
  background:linear-gradient(90deg,var(--line),#C9D8EA,var(--line));
}
.step{
  position:relative;background:var(--card);border:1px solid var(--line-soft);
  border-radius:var(--radius-md);padding:28px 24px;box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);}
.step-num{
  position:relative;z-index:2;
  width:52px;height:52px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary-dark);
  font-weight:700;font-size:16px;font-variant-numeric:tabular-nums;
  border:4px solid var(--bg);margin-bottom:16px;
}
.section.alt .step-num{border-color:var(--bg-alt);}
.step h3{font-size:19px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--muted);line-height:1.7;}

/* ---------- guide panel ---------- */
.guide-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch;}
.panel{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow-sm);
}
.panel h3{font-size:21px;margin-bottom:16px;}
.panel-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);
  font-size:14.5px;color:var(--text);
}
.panel-list li:last-child{border-bottom:0;padding-bottom:0;}
.panel-list i{color:var(--primary);font-size:14px;margin-top:5px;}
.panel.tint{background:linear-gradient(160deg,#FFFFFF 0%,#F2F8FF 100%);}
.mini-schedule{display:flex;flex-direction:column;gap:12px;margin-top:6px;}
.mini-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;
  font-size:13.5px;
}
.mini-row strong{font-variant-numeric:tabular-nums;color:var(--ink);font-size:14px;}
.mini-row span{color:var(--muted);}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  margin-bottom:10px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:#C9D8EA;box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 22px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary .plus{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--primary-light);color:var(--primary);
  transition:transform .2s ease,background .2s ease,color .2s ease;
}
.faq-item[open] summary .plus{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-body{
  padding:0 22px 20px 25px;border-left:3px solid var(--primary);
  margin-left:22px;font-size:15px;line-height:1.85;color:var(--text);
  padding-top:2px;
}
.faq-body p{margin-bottom:0;}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(135deg,#2D6CDF 0%,#2864D3 55%,#2FA8B8 130%);
  border-radius:var(--radius-lg);
  padding:46px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
  color:#fff;box-shadow:0 18px 40px rgba(30,85,184,.22);
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-40px;top:-60px;width:240px;height:240px;
  border-radius:50%;background:rgba(255,255,255,.10);
}
.cta-band h2{color:#fff;font-size:30px;line-height:1.3;margin-bottom:10px;}
.cta-band p{color:rgba(255,255,255,.88);font-size:15px;margin:0;max-width:560px;}
.cta-actions{display:flex;gap:14px;flex-shrink:0;position:relative;z-index:2;}
.cta-band .btn-white{background:#fff;color:var(--primary-dark);}
.cta-band .btn-white:hover{background:#F0F6FF;color:var(--primary-dark);transform:translateY(-1px);}
.cta-band .btn-line{background:transparent;color:#fff;border:1px solid rgba(255,255,255,.55);}
.cta-band .btn-line:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- footer ---------- */
.site-footer{
  background:#EDF4FA;border-top:1px solid var(--line);
  padding:64px 0 0;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.8;max-width:360px;}
.footer-col h4{font-size:14px;color:var(--ink);margin-bottom:16px;letter-spacing:.4px;}
.footer-col a{
  display:block;font-size:14px;color:var(--muted);padding:6px 0;
}
.footer-col a:hover{color:var(--primary);}
.footer-info li{
  display:flex;align-items:flex-start;gap:9px;
  font-size:13.5px;color:var(--muted);padding:6px 0;line-height:1.6;
}
.footer-info i{color:#93A6B8;margin-top:5px;font-size:12px;}
.footer-info a{color:var(--muted);padding:0;}
.footer-info a:hover{color:var(--primary);}
.footer-bottom{
  margin-top:44px;border-top:1px solid #DCE7F1;
  padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:13px;color:var(--muted);flex-wrap:wrap;
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .command-search{width:200px;}
  .command-search:focus-within{width:250px;}
  .main-nav a{padding:8px 9px;font-size:14px;}
  .page-head h1{font-size:40px;}
}
@media (max-width:1023px){
  :root{--space-section:64px;}
  .main-nav,.command-search,.quick-link{display:none;}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .head-grid{grid-template-columns:1fr;gap:30px;}
  .page-head{padding:38px 0 46px;}
  .page-head h1{font-size:36px;}
  .head-visual{max-width:560px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .section-head h2{font-size:28px;}
  .session-card{grid-template-columns:96px 1fr;gap:18px;}
  .session-action{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:flex-start;}
  .session-action .btn{width:auto;}
  .steps{grid-template-columns:1fr;}
  .steps::before{display:none;}
  .step-num{border-color:var(--bg);}
  .guide-grid{grid-template-columns:1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 30px;}
  .cta-band h2{font-size:25px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:639px){
  :root{--space-section:48px;}
  .container{padding:0 18px;}
  .header-inner{min-height:62px;gap:12px;}
  .brand-name{font-size:15.5px;}
  .brand-mark{width:32px;height:32px;font-size:15px;border-radius:9px;}
  .brand-sub{font-size:10px;letter-spacing:1.6px;}
  .page-head h1{font-size:29px;}
  .head-desc{font-size:15.5px;}
  .breadcrumb{font-size:12.5px;margin-bottom:16px;}
  .chip{height:34px;padding:0 14px;font-size:13px;}
  .section-head h2{font-size:24px;}
  .session-card{grid-template-columns:1fr;gap:14px;padding:18px;}
  .session-time{font-size:20px;}
  .session-body h3{font-size:17px;}
  .session-thumb{flex-direction:column;align-items:flex-start;}
  .session-thumb img{width:100%;height:130px;}
  .session-action{flex-direction:column;align-items:stretch;}
  .session-action .btn{width:100%;}
  .panel{padding:24px 20px;}
  .cta-band{padding:30px 22px;border-radius:16px;}
  .cta-actions{flex-direction:column;width:100%;}
  .cta-actions .btn{width:100%;}
  .faq-item summary{font-size:15px;padding:12px 16px;}
  .faq-body{margin-left:16px;padding:0 16px 18px 18px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .day-label{flex-wrap:wrap;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category2 */
:root{
  --bg:#F6F9FC; --bg-2:#EEF4FA; --card:#FFFFFF;
  --ink:#101F30; --text:#26384A; --muted:#64788C;
  --line:#DFE9F3; --line-soft:#E8EFF7;
  --primary:#2D6CDF; --primary-dark:#1E55B8; --primary-soft:#E8F1FF;
  --accent:#E85D3F; --accent-soft:#FFF0EB;
  --teal:#2FA8B8; --success:#1F9D6B; --warn:#D98A16;
  --ring:rgba(45,108,223,.28);
  --r-sm:8px; --r-md:14px; --r-lg:20px; --r-pill:999px;
  --sh-1:0 6px 18px rgba(16,31,48,.06);
  --sh-2:0 14px 34px rgba(16,31,48,.09);
  --sp-section:96px;
  --font:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font);font-size:16px;line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1200px){.container{max-width:1320px;}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.01em;
  transition:background-color .18s ease,color .18s ease,border-color .18s ease,transform .18s ease,box-shadow .18s ease;
}
.btn i{font-size:13px;transition:transform .18s ease;}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(30,85,184,.24);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(30,85,184,.22);}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA;}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;font-size:14px;font-weight:600;}
.btn-accent:hover{background:#D14B2E;color:#fff;transform:translateY(-1px);}
.btn-sm{min-height:40px;padding:0 16px;font-size:14px;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:14px;color:var(--primary);}
.text-link i{font-size:12px;transition:transform .18s ease;}
.text-link:hover i{transform:translateX(2px);}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid #E6EEF7;transition:box-shadow .2s ease;
}
.site-header.is-stuck{box-shadow:0 6px 20px rgba(16,31,48,.07);}
.header-inner{display:flex;align-items:center;gap:22px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(160deg,#E8F1FF,#D6E6FF);color:var(--primary-dark);
  font-weight:700;font-size:18px;border:1px solid #CFE1F8;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:16px;font-weight:700;color:var(--ink);white-space:nowrap;}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.06em;}
.main-nav{display:flex;align-items:center;gap:2px;flex:1;}
.main-nav a{
  padding:8px 12px;border-radius:var(--r-sm);font-size:15px;color:var(--text);
  font-weight:500;white-space:nowrap;transition:background-color .16s ease,color .16s ease;
}
.main-nav a:hover{background:var(--bg-2);color:var(--primary-dark);}
.main-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{position:relative;display:flex;align-items:center;}
.command-search .fa-magnifying-glass{
  position:absolute;left:13px;font-size:13px;color:var(--muted);pointer-events:none;
}
.command-search input{
  width:240px;height:40px;padding:0 56px 0 34px;border-radius:10px;
  border:1px solid transparent;background:#F2F6FB;color:var(--ink);font-size:14px;
  transition:width .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.command-search input::placeholder{color:#8899AB;}
.command-search input:focus{
  width:320px;background:#fff;border-color:#BFD5F5;box-shadow:0 0 0 3px var(--ring);outline:none;
}
.command-search .kbd{
  position:absolute;right:10px;font-size:11px;color:#7C8EA0;border:1px solid #D8E4F1;
  background:#fff;border-radius:5px;padding:1px 5px;pointer-events:none;
}
.header-cta{white-space:nowrap;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;color:var(--ink);font-size:15px;align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;border-top:1px solid #E6EEF7;background:#fff;padding:16px 24px 22px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .drawer-links{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
.mobile-drawer .drawer-links a{padding:11px 12px;border-radius:10px;color:var(--text);font-size:15px;}
.mobile-drawer .drawer-links a:hover{background:var(--bg-2);}
.mobile-drawer .drawer-links a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.mobile-drawer .btn{width:100%;}

/* ---------- Breadcrumb ---------- */
.breadcrumb{
  font-size:13px;color:var(--muted);padding:22px 0 0;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{margin:0 8px;color:#B5C5D6;}
.breadcrumb .current{color:var(--ink);font-weight:500;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;margin:18px 0 0;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-soft);
  background-image:
    linear-gradient(100deg,rgba(246,249,252,.97) 0%,rgba(246,249,252,.92) 52%,rgba(238,244,250,.72) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center right;
  box-shadow:var(--sh-1);
}
.page-hero-inner{padding:56px 48px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  color:var(--primary-dark);background:var(--primary-soft);border:1px solid #D5E6FF;
  padding:5px 12px;border-radius:var(--r-pill);letter-spacing:.04em;
}
.page-hero h1{
  font-size:50px;line-height:1.15;letter-spacing:-.01em;margin:20px 0 16px;
}
.page-hero .lead{font-size:17px;line-height:1.8;color:var(--text);max-width:620px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 14px;
  border-radius:var(--r-pill);border:1px solid #D8E4F1;background:#fff;
  font-size:13.5px;color:var(--text);font-weight:500;transition:.18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-soft);}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;}
.chip.is-on:hover{background:var(--primary-dark);color:#fff;}
.chip .dot{width:6px;height:6px;border-radius:50%;background:currentColor;opacity:.55;}

/* ---------- Sections ---------- */
.section{padding:var(--sp-section) 0 0;}
.section:last-of-type{padding-bottom:var(--sp-section);}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.section-head .kicker{font-size:12.5px;font-weight:600;color:var(--primary);letter-spacing:.08em;text-transform:uppercase;}
.section-head h2{font-size:34px;line-height:1.25;margin-top:10px;}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--muted);max-width:620px;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.steps::before{
  content:"";position:absolute;left:6%;right:6%;top:29px;height:1px;
  background:repeating-linear-gradient(90deg,#CFE0F2 0 8px,transparent 8px 16px);
}
.step{position:relative;background:transparent;}
.step-num{
  position:relative;z-index:1;width:58px;height:58px;border-radius:16px;background:#fff;
  border:1px solid var(--line);display:grid;place-items:center;
  font-size:17px;font-weight:700;color:var(--primary);box-shadow:var(--sh-1);
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:19px;margin:20px 0 8px;}
.step p{font-size:14.5px;line-height:1.75;color:var(--muted);margin:0;}
.step .tag{
  display:inline-block;margin-top:14px;font-size:12px;font-weight:600;color:var(--teal);
  background:#E9F7F9;border:1px solid #CFEDF1;border-radius:6px;padding:3px 9px;
}

/* ---------- Flow panel ---------- */
.flow-panel{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-1);
}
.flow-grid{display:grid;grid-template-columns:1fr 36px 1fr 36px 1fr;align-items:stretch;gap:0;}
.flow-cell{padding:6px 4px;}
.flow-cell .idx{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  color:var(--teal);letter-spacing:.06em;margin-bottom:10px;
}
.flow-cell h3{font-size:18px;margin-bottom:10px;}
.flow-cell p{font-size:14px;line-height:1.8;color:var(--muted);margin:0;}
.flow-cell ul{margin-top:12px;display:flex;flex-direction:column;gap:6px;}
.flow-cell ul li{position:relative;padding-left:16px;font-size:13.5px;color:var(--text);}
.flow-cell ul li::before{
  content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:2px;background:var(--primary);
  opacity:.55;
}
.flow-arrow{display:grid;place-items:center;color:#AFC4DA;font-size:14px;}

/* ---------- Two column feature ---------- */
.feature-split{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:center;}
.feature-media{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--sh-1);
  background:#EAF2FB;aspect-ratio:16/10;
}
.feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.feature-media:hover img{transform:scale(1.02);}
.feature-copy h2{font-size:32px;line-height:1.28;margin-bottom:16px;}
.feature-copy p{font-size:15.5px;line-height:1.85;color:var(--text);}
.check-list{display:flex;flex-direction:column;gap:14px;margin-top:24px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;}
.check-list .ic{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:12px;margin-top:2px;
}
.check-list strong{display:block;font-size:15px;color:var(--ink);font-weight:600;}
.check-list span{display:block;font-size:14px;color:var(--muted);line-height:1.7;}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#D6E4F4;}
.card-thumb{aspect-ratio:16/9;background:#EAF2FB;overflow:hidden;}
.card-thumb img{width:100%;height:100%;object-fit:cover;}
.card-body{padding:22px 24px 24px;}
.card-body h3{font-size:19px;margin-bottom:10px;line-height:1.4;}
.card-body p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:16px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:3px 10px;border-radius:6px;letter-spacing:.02em;
}
.badge-blue{background:var(--primary-soft);color:var(--primary-dark);}
.badge-teal{background:#E9F7F9;color:#1F7C8A;}
.badge-accent{background:var(--accent-soft);color:#B94227;}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:4px;}

/* ---------- Rules list ---------- */
.rules-wrap{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-lg);
  padding:36px;box-shadow:var(--sh-1);
}
.rules-list{display:grid;grid-template-columns:1fr 1fr;gap:22px 36px;}
.rules-list li{display:flex;gap:14px;align-items:flex-start;}
.rules-list .n{
  flex:0 0 30px;width:30px;height:30px;border-radius:9px;background:var(--bg-2);
  color:var(--primary-dark);font-size:13px;font-weight:700;display:grid;place-items:center;
  font-variant-numeric:tabular-nums;margin-top:2px;
}
.rules-list strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px;font-weight:600;}
.rules-list span{font-size:14px;color:var(--muted);line-height:1.7;}
.notice{
  display:flex;gap:14px;background:var(--accent-soft);border:1px solid #FBD9CE;
  border-radius:var(--r-md);padding:20px 22px;margin-top:28px;
}
.notice i{color:var(--accent);font-size:16px;margin-top:3px;}
.notice p{font-size:14px;line-height:1.8;color:#7E3320;margin:0;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:4fr 8fr;gap:44px;align-items:start;}
.faq-aside h2{font-size:32px;line-height:1.28;margin-bottom:14px;}
.faq-aside p{font-size:15px;color:var(--muted);line-height:1.8;}
.faq-aside .aside-card{
  margin-top:24px;background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);
}
.faq-aside .aside-card h3{font-size:16px;margin-bottom:8px;}
.faq-aside .aside-card p{font-size:13.5px;margin-bottom:14px;}
.faq-list{display:flex;flex-direction:column;gap:10px;}
.faq-item{
  background:#fff;border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item[open]{border-color:#CFE1F8;box-shadow:var(--sh-1);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:56px;padding:14px 20px;font-size:16px;font-weight:600;color:var(--ink);
  position:relative;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary-dark);}
.faq-item summary .plus{
  flex:0 0 22px;width:22px;height:22px;display:grid;place-items:center;
  color:var(--primary);font-size:13px;transition:transform .2s ease;
}
.faq-item[open] summary .plus{transform:rotate(45deg);}
.faq-answer{padding:0 20px 20px;position:relative;border-left:3px solid transparent;}
.faq-item[open] .faq-answer{border-left-color:var(--primary);margin-left:20px;padding-left:16px;}
.faq-answer p{font-size:15px;line-height:1.85;color:var(--muted);margin:0;}

/* ---------- CTA ---------- */
.cta-panel{
  background:linear-gradient(120deg,#EAF2FF 0%,#E4F3F6 100%);
  border:1px solid #D5E6FA;border-radius:var(--r-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:var(--sh-1);
}
.cta-panel h2{font-size:30px;line-height:1.3;margin-bottom:10px;}
.cta-panel p{font-size:15px;color:var(--text);max-width:560px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex-shrink:0;}

/* ---------- Footer ---------- */
.site-footer{
  background:#EDF4FA;border-top:1px solid var(--line);margin-top:var(--sp-section);
  padding:64px 0 0;
}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--muted);max-width:360px;margin:0;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:16px;letter-spacing:.02em;}
.footer-col a{display:block;font-size:14px;color:var(--muted);padding:6px 0;transition:color .16s ease;}
.footer-col a:hover{color:var(--primary);}
.footer-info li{display:flex;align-items:flex-start;gap:9px;font-size:13.5px;color:var(--muted);padding:6px 0;line-height:1.6;}
.footer-info i{color:#8FA6BD;margin-top:4px;font-size:12px;}
.footer-info a{display:inline;padding:0;color:var(--muted);}
.footer-info a:hover{color:var(--primary);}
.footer-bottom{
  border-top:1px solid #DCE9F4;padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;font-size:13px;color:#7A8DA0;
}
.footer-bottom a{color:#5F7488;}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  :root{--sp-section:80px;}
  .page-hero h1{font-size:42px;}
  .container{padding:0 22px;}
}
@media (max-width:1023px){
  :root{--sp-section:64px;}
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .command-search{display:none;}
  .header-cta{display:none;}
  .header-inner{height:68px;gap:14px;}
  .page-hero-inner{padding:44px 32px;}
  .page-hero h1{font-size:36px;}
  .steps{grid-template-columns:1fr 1fr;gap:28px;}
  .steps::before{display:none;}
  .flow-grid{grid-template-columns:1fr;gap:18px;}
  .flow-arrow{display:none;}
  .flow-panel{padding:28px;}
  .feature-split{grid-template-columns:1fr;gap:28px;}
  .card-grid{grid-template-columns:1fr 1fr;}
  .rules-list{grid-template-columns:1fr;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
}
@media (max-width:639px){
  :root{--sp-section:48px;}
  body{font-size:15.5px;}
  .container{padding:0 18px;}
  .brand-name{font-size:15px;}
  .page-hero-inner{padding:32px 22px;}
  .page-hero h1{font-size:30px;line-height:1.22;}
  .page-hero .lead{font-size:15px;}
  .hero-actions .btn{width:100%;}
  .steps{grid-template-columns:1fr;}
  .step-num{width:48px;height:48px;font-size:15px;border-radius:13px;}
  .card-grid{grid-template-columns:1fr;}
  .section-head h2{font-size:26px;}
  .feature-copy h2{font-size:25px;}
  .rules-wrap,.flow-panel{padding:22px;}
  .cta-panel{padding:26px 22px;}
  .cta-panel h2{font-size:24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .faq-aside h2{font-size:26px;}
  .notice{flex-direction:column;gap:10px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
}

/* roulang page: category3 */
:root{
  --bg:#F6F9FC;
  --bg-soft:#EEF4FA;
  --card:#FFFFFF;
  --ink:#101F30;
  --text:#26384A;
  --muted:#64788C;
  --line:#DFE9F3;
  --primary:#2D6CDF;
  --primary-dark:#1E55B8;
  --primary-soft:#E8F1FF;
  --accent:#E85D3F;
  --accent-soft:#FFF0EB;
  --teal:#2FA8B8;
  --success:#1F9D6B;
  --warn:#D98A16;
  --ring:rgba(45,108,223,.28);
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh-1:0 6px 18px rgba(16,31,48,.06);
  --sh-2:0 14px 34px rgba(16,31,48,.09);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding-left:0;list-style:none;}
button{font-family:inherit;font-size:inherit;line-height:inherit;}
input,textarea{font-family:inherit;}
:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-bottom:1px solid #E6EEF7;
  transition:box-shadow .22s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 20px rgba(16,31,48,.07);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--primary);color:#fff;
  display:grid;place-items:center;
  font-size:18px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 4px 12px rgba(45,108,223,.26);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.18em;line-height:1.4;}
.main-nav{display:flex;align-items:center;gap:2px;}
.main-nav a{
  position:relative;
  display:inline-flex;align-items:center;
  padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--text);
  transition:background .18s ease,color .18s ease;
}
.main-nav a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.main-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.main-nav a.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;
  height:2px;border-radius:2px;background:var(--primary);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.command-search{
  position:relative;display:flex;align-items:center;gap:8px;
  width:240px;height:40px;padding:0 10px 0 12px;
  background:#F2F6FB;border:1px solid #E3ECF6;border-radius:10px;
  transition:width .22s ease,background .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.command-search:focus-within{
  width:320px;background:#fff;border-color:var(--primary);
  box-shadow:0 0 0 3px var(--ring);
}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  width:100%;height:100%;border:0;background:transparent;
  font-size:14px;color:var(--ink);outline:none;
}
.command-search input::placeholder{color:#8B9CAF;}
.command-search kbd{
  font-family:inherit;font-size:11px;color:var(--muted);
  background:#fff;border:1px solid #E3ECF6;border-radius:6px;
  padding:1px 6px;white-space:nowrap;
}
.header-link{
  font-size:14px;font-weight:500;color:var(--text);
  padding:6px 4px;white-space:nowrap;
}
.header-link:hover{color:var(--primary-dark);}
.mobile-toggle{
  display:none;width:42px;height:42px;border-radius:10px;
  border:1px solid #E3ECF6;background:#fff;color:var(--ink);
  align-items:center;justify-content:center;cursor:pointer;
  transition:background .18s ease,border-color .18s ease;
}
.mobile-toggle:hover{background:var(--primary-soft);border-color:var(--primary);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;
  font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .18s ease,background .18s ease,border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.btn-primary{background:var(--primary);color:#fff;}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(45,108,223,.24);}
.btn-primary:active{transform:translateY(0);background:#17489B;}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA;}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark);transform:translateY(-1px);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#CF4A2D;color:#fff;transform:translateY(-1px);box-shadow:0 10px 24px rgba(232,93,63,.24);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}
.btn:disabled,.btn[disabled]{opacity:.5;cursor:not-allowed;transform:none;box-shadow:none;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
.text-link i{transition:transform .18s ease;font-size:12px;}
.text-link:hover i{transform:translateX(2px);}

/* ---------- Breadcrumbs ---------- */
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);padding:22px 0 0;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:#B7C6D6;}
.crumbs .current{color:var(--ink);font-weight:500;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--bg);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:var(--hero-img);
  background-size:cover;background-position:center right;
  opacity:.20;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(92deg,rgba(246,249,252,.97) 0%,rgba(246,249,252,.92) 44%,rgba(246,249,252,.62) 100%);
}
.page-hero__inner{position:relative;z-index:2;padding:52px 0 60px;}
.hero-copy{max-width:720px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;
  color:var(--primary);margin-bottom:14px;
}
.eyebrow::before{
  content:"";width:18px;height:2px;border-radius:2px;background:var(--primary);display:inline-block;
}
h1{
  font-size:clamp(30px,3.6vw,50px);
  line-height:1.16;font-weight:700;color:var(--ink);
  letter-spacing:-.01em;margin:0 0 18px;
}
.hero-lead{font-size:17px;line-height:1.8;color:var(--text);max-width:660px;}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--text);
  font-size:14px;font-weight:500;cursor:pointer;
  transition:background .18s ease,border-color .18s ease,color .18s ease,transform .18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);transform:translateY(-1px);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#fff;}
.chip.is-active:hover{color:#fff;}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:36px;
  margin-top:32px;padding-top:24px;border-top:1px dashed #D5E3F0;
}
.stat strong{
  display:block;font-size:24px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.3;
}
.stat span{font-size:13px;color:var(--muted);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}

/* ---------- Sections ---------- */
.section{padding:88px 0;}
.section--alt{background:var(--bg-soft);}
.section--tight{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;flex-wrap:wrap;margin-bottom:34px;
}
.section-head__text{max-width:720px;}
.section-head h2{
  font-size:clamp(26px,3vw,34px);line-height:1.25;
  font-weight:700;color:var(--ink);margin:8px 0 0;
}
.section-head p{margin:12px 0 0;font-size:15px;line-height:1.8;color:var(--muted);}

/* ---------- Badges & progress ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;white-space:nowrap;
}
.badge-blue{background:var(--primary-soft);color:var(--primary-dark);}
.badge-green{background:#E7F6EF;color:var(--success);}
.badge-orange{background:var(--accent-soft);color:#C1442A;}
.badge-gray{background:#EEF3F9;color:var(--muted);}
.badge-teal{background:#E6F6F8;color:#1F7F8D;}
.progress{height:8px;border-radius:999px;background:#EDF3FA;overflow:hidden;}
.progress i{display:block;height:100%;border-radius:999px;background:var(--primary);transition:width .45s ease;}
.progress i.is-done{background:var(--success);}
.progress i.is-accent{background:var(--accent);}
.progress-meta{
  display:flex;justify-content:space-between;gap:12px;
  font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums;margin-top:8px;
}

/* ---------- Bento rewards ---------- */
.bento{
  display:grid;
  grid-template-columns:1.55fr 1fr 1fr;
  gap:24px;
  align-items:stretch;
}
.reward-main{
  grid-row:span 2;
  display:flex;flex-direction:column;
  background:var(--card);
  border:1px solid #E8EFF7;
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform .2s ease,box-shadow .2s ease;
}
.reward-main:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.reward-main__media{position:relative;}
.reward-main__media img{width:100%;height:212px;object-fit:cover;}
.reward-main__media .badge{position:absolute;top:16px;left:16px;background:rgba(255,255,255,.94);color:var(--primary-dark);}
.reward-main__body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:14px;flex:1;}
.reward-main__body h3{font-size:22px;font-weight:700;color:var(--ink);line-height:1.35;}
.reward-main__body p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.reward-main__body .progress{margin-top:auto;}
.reward-card{
  display:flex;flex-direction:column;gap:12px;
  background:var(--card);
  border:1px solid #E8EFF7;
  border-radius:var(--r-md);
  padding:22px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.reward-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#CFE0F4;}
.reward-card__top{display:flex;align-items:center;justify-content:space-between;gap:10px;}
.reward-card h3{font-size:17px;font-weight:600;color:var(--ink);line-height:1.45;}
.reward-card p{font-size:13.5px;line-height:1.7;color:var(--muted);}
.reward-card .progress{margin-top:auto;}

/* ---------- Split / steps ---------- */
.split{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start;}
.split__aside{position:sticky;top:96px;}
.split__aside h2{
  font-size:clamp(26px,3vw,32px);line-height:1.25;color:var(--ink);margin:8px 0 0;
}
.split__aside p{margin:14px 0 0;font-size:15px;line-height:1.8;color:var(--muted);}
.steps{display:grid;gap:16px;}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  background:#fff;border:1px solid #E8EFF7;border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease;
}
.step:hover{transform:translateY(-2px);box-shadow:var(--sh-2);}
.step-num{
  width:44px;height:44px;border-radius:12px;
  background:var(--primary-soft);color:var(--primary-dark);
  display:grid;place-items:center;
  font-size:14px;font-weight:700;font-variant-numeric:tabular-nums;
}
.step h3{font-size:17px;font-weight:600;color:var(--ink);margin-bottom:6px;}
.step p{font-size:14.5px;line-height:1.8;color:var(--muted);}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}

/* ---------- Notice ---------- */
.notice{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--accent-soft);
  border:1px solid #FBD6CB;
  border-radius:var(--r-md);
  padding:20px 22px;
  margin-top:28px;
}
.notice i{color:var(--accent);font-size:17px;margin-top:3px;}
.notice strong{display:block;color:#8A3B25;font-size:15px;margin-bottom:4px;}
.notice p{font-size:14.5px;line-height:1.8;color:#8A3B25;}

/* ---------- Rhythm ---------- */
.rhythm-row{margin:0 -12px;}
.rhythm-card{
  height:100%;
  background:#fff;border:1px solid #E8EFF7;border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:12px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.rhythm-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);}
.rhythm-card__time{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--primary-dark);
  background:var(--primary-soft);border-radius:8px;padding:5px 11px;align-self:flex-start;
  font-variant-numeric:tabular-nums;
}
.rhythm-card h3{font-size:17px;font-weight:600;color:var(--ink);}
.rhythm-card p{font-size:14px;line-height:1.8;color:var(--muted);}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:10px;}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq details:hover{border-color:#C9DCF0;}
.faq details[open]{border-color:#C9DCF0;box-shadow:var(--sh-1);}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:54px;padding:14px 22px;cursor:pointer;
  font-size:15.5px;font-weight:600;color:var(--ink);
  list-style:none;
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::marker{content:"";}
.faq summary .plus{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;
  display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .22s ease,background .2s ease,color .2s ease;
}
.faq details[open] summary{color:var(--primary-dark);}
.faq details[open] summary .plus{transform:rotate(45deg);background:var(--primary);color:#fff;}
.faq-body{
  padding:0 22px 20px 22px;
  font-size:15px;line-height:1.85;color:var(--text);
}
.faq details[open] .faq-body{
  border-left:3px solid var(--primary);
  margin-left:22px;padding-left:19px;
}
.faq-grid{display:grid;grid-template-columns:8fr 4fr;gap:40px;align-items:start;}
.faq-aside{
  background:#fff;border:1px solid #E8EFF7;border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-1);
}
.faq-aside h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:10px;}
.faq-aside p{font-size:14px;line-height:1.8;color:var(--muted);margin-bottom:18px;}
.faq-aside ul{display:grid;gap:10px;margin-bottom:20px;}
.faq-aside li{display:flex;gap:9px;font-size:14px;color:var(--text);align-items:flex-start;}
.faq-aside li i{color:var(--teal);font-size:13px;margin-top:5px;}

/* ---------- CTA ---------- */
.cta-panel{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  background:var(--primary);color:#fff;
  border-radius:var(--r-lg);
  padding:44px 48px;
  box-shadow:0 18px 40px rgba(45,108,223,.22);
}
.cta-panel h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;color:#fff;margin:0 0 10px;}
.cta-panel p{font-size:15px;line-height:1.8;color:rgba(255,255,255,.86);max-width:640px;margin:0;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-panel .btn-primary{background:#fff;color:var(--primary-dark);}
.cta-panel .btn-primary:hover{background:#F2F7FF;color:var(--primary-dark);box-shadow:0 12px 26px rgba(9,32,72,.2);}
.cta-panel .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5);}
.cta-panel .btn-ghost:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;}

/* ---------- Footer ---------- */
.site-footer{
  background:#EDF4FA;border-top:1px solid var(--line);
  padding:64px 0 0;margin-top:0;
}
.footer-grid{
  display:grid;grid-template-columns:1.7fr 1fr 1fr 1.25fr;
  gap:40px;padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:var(--muted);max-width:350px;}
.footer-col h4{font-size:14px;font-weight:700;color:var(--ink);margin:0 0 14px;letter-spacing:.04em;}
.footer-col a{display:block;font-size:14px;color:var(--muted);padding:5px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-info{display:grid;gap:10px;}
.footer-info li{display:flex;gap:9px;font-size:14px;color:var(--muted);line-height:1.7;align-items:flex-start;}
.footer-info i{color:var(--primary);font-size:13px;margin-top:5px;}
.footer-info a{color:var(--muted);}
.footer-info a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding:20px 0;border-top:1px solid #DBE7F2;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- Mobile drawer ---------- */
.mobile-drawer{
  position:fixed;left:0;right:0;top:72px;bottom:0;
  background:#fff;padding:22px 24px 40px;
  overflow-y:auto;z-index:70;
  transform:translateY(-10px);opacity:0;visibility:hidden;
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
  border-top:1px solid var(--line);
}
.mobile-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;}
.mobile-drawer .drawer-search{
  display:flex;align-items:center;gap:10px;height:46px;padding:0 14px;
  background:#F2F6FB;border:1px solid #E3ECF6;border-radius:10px;margin-bottom:18px;
}
.mobile-drawer .drawer-search i{color:var(--muted);font-size:14px;}
.mobile-drawer .drawer-search input{border:0;background:transparent;outline:none;font-size:15px;color:var(--ink);width:100%;}
.mobile-drawer nav{display:grid;gap:4px;margin-bottom:22px;}
.mobile-drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 14px;border-radius:10px;font-size:16px;font-weight:500;color:var(--ink);
  transition:background .18s ease,color .18s ease;
}
.mobile-drawer nav a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.mobile-drawer nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.mobile-drawer nav a i{font-size:12px;color:var(--muted);}
.mobile-drawer .btn{width:100%;}

/* ---------- Responsive ---------- */
@media (max-width:1199px){
  .main-nav a{padding:8px 9px;font-size:14.5px;}
  .command-search{width:200px;}
  .command-search:focus-within{width:250px;}
  .split{gap:40px;}
  .cta-panel{padding:38px 36px;}
}
@media (max-width:1023px){
  .main-nav,.header-link,.command-search{display:none;}
  .mobile-toggle{display:inline-flex;}
  .header-actions{gap:10px;}
  .section{padding:64px 0;}
  .page-hero__inner{padding:40px 0 48px;}
  .bento{grid-template-columns:1fr 1fr;}
  .reward-main{grid-row:auto;grid-column:1 / -1;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split__aside{position:static;}
  .faq-grid{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-panel{padding:34px 30px;}
}
@media (max-width:639px){
  .container{padding:0 18px;}
  .header-inner{height:64px;gap:12px;}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
  .brand-name{font-size:15px;}
  .brand-sub{font-size:10px;letter-spacing:.12em;}
  .mobile-drawer{top:64px;}
  .section{padding:44px 0;}
  .section--tight{padding:40px 0;}
  h1{font-size:30px;}
  .hero-lead{font-size:15.5px;}
  .hero-stats{gap:22px;margin-top:26px;padding-top:20px;}
  .stat strong{font-size:20px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .bento{grid-template-columns:1fr;gap:16px;}
  .reward-main__media img{height:180px;}
  .reward-main__body{padding:20px;}
  .step{grid-template-columns:1fr;gap:14px;padding:20px;}
  .step-num{width:38px;height:38px;border-radius:10px;font-size:13px;}
  .cta-panel{padding:28px 22px;gap:22px;border-radius:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px;}
  .faq summary{padding:13px 16px;font-size:15px;gap:12px;}
  .faq-body{padding:0 16px 18px 16px;font-size:14.5px;}
  .faq details[open] .faq-body{margin-left:16px;padding-left:14px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .rhythm-row{margin:0 -10px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .reward-card:hover,.reward-main:hover,.step:hover,.rhythm-card:hover{transform:none;}
}

/* roulang page: category4 */
:root{
  --bg:#F6F9FC;
  --bg-2:#EEF4FA;
  --card:#FFFFFF;
  --ink:#101F30;
  --text:#26384A;
  --muted:#64788C;
  --line:#DFE9F3;
  --line-soft:#E8EFF7;
  --primary:#2D6CDF;
  --primary-dark:#1E55B8;
  --primary-soft:#E8F1FF;
  --accent:#E85D3F;
  --accent-soft:#FFF0EB;
  --teal:#2FA8B8;
  --success:#1F9D6B;
  --warn:#D98A16;
  --r-sm:8px;
  --r-md:14px;
  --r-lg:20px;
  --sh:0 6px 18px rgba(16,31,48,.06);
  --sh-hover:0 14px 34px rgba(16,31,48,.09);
  --focus:0 0 0 3px rgba(45,108,223,.28);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--primary);text-decoration:none;transition:color .18s ease;}
a:hover{color:var(--primary-dark);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;}
h1{font-size:clamp(32px,4.2vw,52px);line-height:1.16;letter-spacing:-.4px;}
h2{font-size:clamp(26px,3vw,34px);line-height:1.25;letter-spacing:-.2px;}
h3{font-size:20px;line-height:1.4;font-weight:600;}
h4{font-size:15px;line-height:1.4;}
p{margin:0 0 18px;}
p:last-child{margin-bottom:0;}
ul,ol{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.container--wide{max-width:1320px;}
.eyebrow{
  display:inline-block;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.14em;
  color:var(--primary);
  margin-bottom:12px;
  text-transform:uppercase;
}
.muted{color:var(--muted);}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:none;
  box-shadow:var(--focus);
  border-radius:var(--r-sm);
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 22px;
  border-radius:10px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  cursor:pointer;
  transition:background-color .18s ease,border-color .18s ease,color .18s ease,transform .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22);}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px);}
.btn-primary:active{transform:translateY(0);box-shadow:0 3px 10px rgba(45,108,223,.24);}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA;}
.btn-ghost:hover{border-color:var(--primary);background:var(--primary-soft);color:var(--primary-dark);}
.btn-accent{background:var(--accent);color:#fff;}
.btn-accent:hover{background:#CF4B2E;color:#fff;transform:translateY(-1px);}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:9px;}
.btn[disabled],.btn.is-disabled{opacity:.5;pointer-events:none;}
.text-link{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--primary);}
.text-link i{transition:transform .18s ease;font-size:12px;}
.text-link:hover i{transform:translateX(2px);}
.link-plain{color:inherit;}
.link-plain:hover{color:var(--primary);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:#fff;
  border-bottom:1px solid #E6EEF7;
  transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 18px rgba(16,31,48,.07);}
.header-inner{display:flex;align-items:center;gap:20px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(150deg,var(--primary),var(--teal));
  color:#fff;display:flex;align-items:center;justify-content:center;
  font-size:17px;font-weight:700;flex:0 0 auto;
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-name{font-size:15.5px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.2px;}
.brand-sub{font-size:10.5px;color:var(--muted);letter-spacing:.2em;margin-top:2px;}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:10px;}
.main-nav a{
  display:inline-block;
  padding:8px 12px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text);
  white-space:nowrap;
  transition:background-color .18s ease,color .18s ease;
}
.main-nav a:hover{background:var(--primary-soft);color:var(--primary-dark);}
.main-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);font-weight:600;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;}
.command-search{
  position:relative;
  display:flex;align-items:center;gap:8px;
  width:238px;height:40px;padding:0 12px;
  background:#F2F6FB;
  border:1px solid transparent;
  border-radius:10px;
  transition:width .22s ease,background-color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.command-search:focus-within{width:318px;background:#fff;border-color:var(--primary);box-shadow:var(--focus);}
.command-search i{color:var(--muted);font-size:13px;}
.command-search input{
  border:0;background:transparent;outline:none;width:100%;
  font-size:14px;color:var(--ink);padding:0;
}
.command-search input::placeholder{color:#8B9EB2;}
.command-search .kbd{
  font-size:11px;color:var(--muted);
  border:1px solid var(--line);border-radius:5px;background:#fff;
  padding:1px 5px;flex:0 0 auto;
}
.header-link{font-size:14px;font-weight:500;color:var(--muted);white-space:nowrap;}
.header-link:hover{color:var(--primary);}
.menu-toggle{
  display:none;
  width:42px;height:42px;
  align-items:center;justify-content:center;
  background:#F2F6FB;border:1px solid var(--line-soft);
  border-radius:10px;color:var(--ink);font-size:16px;cursor:pointer;
}

/* ---------- 移动抽屉 ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(16,31,48,.42);
  opacity:0;visibility:hidden;transition:opacity .22s ease,visibility .22s ease;z-index:90;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:min(330px,86vw);
  background:#fff;
  z-index:95;
  transform:translateX(103%);
  transition:transform .26s ease;
  display:flex;flex-direction:column;
  padding:22px;
  box-shadow:-14px 0 40px rgba(16,31,48,.12);
  overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;}
.drawer-close{
  width:38px;height:38px;border-radius:9px;border:1px solid var(--line-soft);
  background:#F7FAFD;color:var(--ink);font-size:15px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  padding:12px 12px;border-radius:10px;font-size:15.5px;color:var(--text);font-weight:500;
}
.drawer-nav a:hover,.drawer-nav a.is-active{background:var(--primary-soft);color:var(--primary-dark);}
.drawer-note{
  margin-top:22px;padding:16px;border-radius:12px;background:var(--bg-2);
  font-size:13px;color:var(--muted);line-height:1.7;
}
.drawer-cta{margin-top:auto;padding-top:22px;}
.drawer-cta .btn{width:100%;}
body.nav-open{overflow:hidden;}

/* ---------- 页面头 ---------- */
.page-hero{
  position:relative;
  padding:34px 0 62px;
  background-image:linear-gradient(112deg,rgba(246,249,252,.97) 0%,rgba(246,249,252,.92) 42%,rgba(238,244,250,.62) 100%),url(/assets/images/backpic/back-1.webp);
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(47,168,184,0),rgba(47,168,184,.35),rgba(47,168,184,0));
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#B4C6D8;}
.breadcrumb .current{color:var(--ink);font-weight:600;}
.hero-panel{max-width:820px;}
.hero-lead{
  font-size:17px;line-height:1.8;color:#3C5164;
  margin:18px 0 24px;max-width:680px;
}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:36px;padding:0 15px;border-radius:999px;
  background:#fff;border:1px solid #D6E3F1;
  font-size:13.5px;font-weight:500;color:#3B5673;
  transition:border-color .18s ease,background-color .18s ease,color .18s ease,box-shadow .18s ease;
}
.chip:hover{border-color:var(--primary);color:var(--primary-dark);background:var(--primary-soft);}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600;box-shadow:0 6px 14px rgba(45,108,223,.22);}
.chip i{font-size:12px;}
.hero-facts{
  display:flex;flex-wrap:wrap;gap:28px;
  padding-top:22px;border-top:1px solid rgba(45,108,223,.14);
}
.hero-fact{display:flex;flex-direction:column;gap:2px;}
.hero-fact .num{
  font-size:24px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;line-height:1.2;
}
.hero-fact .lbl{font-size:12.5px;color:var(--muted);letter-spacing:.04em;}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0;}
.section--tight{padding:60px 0;}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:28px;margin-bottom:34px;flex-wrap:wrap;
}
.section-head .head-text{max-width:660px;}
.section-head p{color:var(--muted);font-size:15px;margin-top:10px;max-width:600px;}

/* ---------- 主播档案 ---------- */
.host-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:30px 28px;
  padding-bottom:44px;
}
.host-card{
  background:var(--card);
  border:1px solid var(--line-soft);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  display:flex;flex-direction:column;
}
.host-card:nth-child(even){margin-top:44px;}
.host-card:hover{transform:translateY(-3px);box-shadow:var(--sh-hover);border-color:#D5E5F6;}
.host-media{position:relative;overflow:hidden;background:#DCE9F6;}
.host-media img{
  width:100%;height:100%;object-fit:cover;aspect-ratio:16/10;
  transition:transform .35s ease;
}
.host-card:hover .host-media img{transform:scale(1.03);}
.host-media .host-badge{
  position:absolute;left:16px;top:16px;
  background:rgba(255,255,255,.94);
  color:var(--primary-dark);
  font-size:12px;font-weight:600;
  padding:4px 11px;border-radius:999px;
  letter-spacing:.02em;
}
.host-body{padding:24px 26px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.host-name{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;}
.host-name h3{font-size:21px;}
.host-name .role{font-size:13px;color:var(--muted);}
.host-tags{display:flex;flex-wrap:wrap;gap:8px;}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:6px;
  font-size:12px;font-weight:600;line-height:1.7;
  background:#EEF4FA;color:#3B5673;
}
.tag--teal{background:#E4F6F7;color:#1C7C89;}
.tag--blue{background:var(--primary-soft);color:var(--primary-dark);}
.tag--accent{background:var(--accent-soft);color:#C0432A;}
.host-desc{font-size:14.5px;line-height:1.78;color:#3C5164;margin:0;}
.host-meta{
  display:flex;flex-wrap:wrap;gap:8px 20px;
  padding-top:14px;border-top:1px dashed #DCE7F2;
  font-size:13.5px;color:var(--muted);
}
.host-meta span{display:inline-flex;align-items:center;gap:7px;}
.host-meta i{color:var(--primary);font-size:13px;}
.host-foot{margin-top:auto;padding-top:6px;}

/* ---------- 排期横条 ---------- */
.schedule-list{display:flex;flex-direction:column;gap:12px;}
.schedule-row{
  display:grid;
  grid-template-columns:150px minmax(0,1fr) 118px 104px;
  align-items:center;
  gap:20px;
  padding:18px 22px;
  background:#fff;
  border:1px solid var(--line-soft);
  border-radius:12px;
  box-shadow:var(--sh);
  transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;
}
.schedule-row:hover{transform:translateY(-2px);box-shadow:var(--sh-hover);border-color:#D5E5F6;}
.s-time{display:flex;flex-direction:column;line-height:1.35;}
.s-time .date{font-size:15px;font-weight:700;color:var(--ink);font-variant-numeric:tabular-nums;}
.s-time .clock{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;}
.s-topic h4{font-size:16px;font-weight:600;color:var(--ink);margin-bottom:3px;}
.s-topic span{font-size:13px;color:var(--muted);}
.s-link{justify-self:end;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:999px;
  font-size:12px;font-weight:600;line-height:1.7;
  width:max-content;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:currentColor;}
.badge--soon{background:var(--primary-soft);color:var(--primary-dark);}
.badge--live{background:var(--accent-soft);color:#C0432A;}
.badge--live .dot{animation:pulse 1.6s ease-in-out infinite;}
.badge--done{background:#EDF2F7;color:var(--muted);}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.3;}}

/* ---------- 步骤 ---------- */
.step-block{
  background:#fff;border:1px solid var(--line-soft);border-radius:var(--r-md);
  padding:28px;box-shadow:var(--sh);
}
.step-inline{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.step-inline li{position:relative;padding-left:0;}
.step-inline .idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:14px;font-weight:700;margin-bottom:12px;
  font-variant-numeric:tabular-nums;
}
.step-inline h3{font-size:16.5px;margin-bottom:8px;}
.step-inline p{font-size:14px;line-height:1.75;color:var(--muted);margin:0;}

/* ---------- FAQ ---------- */
.faq-list{max-width:860px;}
.faq-item{
  background:#fff;border:1px solid var(--line-soft);
  border-radius:12px;margin-bottom:10px;overflow:hidden;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.faq-item:hover{border-color:#D5E5F6;box-shadow:var(--sh);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:14px 22px;
  background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--ink);
  cursor:pointer;line-height:1.5;
}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:#F1F6FC;color:var(--primary);font-size:12px;
  transition:transform .22s ease,background-color .18s ease,color .18s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:var(--primary);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease;}
.faq-a-inner{
  padding:0 22px 20px 24px;font-size:15px;line-height:1.85;color:#3C5164;
  border-left:3px solid transparent;margin-left:21px;padding-left:14px;
  transition:border-color .2s ease;
}
.faq-item.is-open .faq-a-inner{border-left-color:var(--primary);}

/* ---------- CTA ---------- */
.cta-panel{
  background:var(--primary-soft);
  border:1px solid #CFE1F9;
  border-radius:var(--r-lg);
  padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;
  gap:36px;flex-wrap:wrap;
}
.cta-panel h2{font-size:clamp(24px,2.6vw,30px);margin-bottom:10px;}
.cta-panel p{color:#3E5876;font-size:15px;max-width:560px;margin:0;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:#EDF4FA;border-top:1px solid var(--line);padding:58px 0 0;margin-top:0;}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr .8fr .8fr 1.1fr;
  gap:34px;padding-bottom:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;line-height:1.85;color:#546A7F;max-width:420px;}
.footer-col h4{font-size:14px;color:var(--ink);margin-bottom:14px;letter-spacing:.02em;}
.footer-col a{display:block;font-size:14px;color:#546A7F;padding:5px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-info{display:flex;flex-direction:column;gap:2px;}
.footer-info li{
  display:flex;align-items:flex-start;gap:8px;
  font-size:14px;color:#546A7F;padding:5px 0;line-height:1.6;
}
.footer-info i{color:var(--primary);font-size:13px;margin-top:6px;flex:0 0 auto;}
.footer-info a{color:#546A7F;padding:0;}
.footer-info a:hover{color:var(--primary);}
.footer-bottom{
  border-top:1px solid #DCE7F2;
  padding:18px 0 22px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13px;color:#6A7F93;
}
.footer-bottom a{color:#6A7F93;}
.footer-bottom a:hover{color:var(--primary);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search{width:196px;}
  .command-search:focus-within{width:250px;}
  .main-nav a{padding:8px 9px;font-size:14px;}
}
@media (max-width:1100px){
  .command-search{display:none;}
}
@media (max-width:1023px){
  .main-nav,.header-link{display:none;}
  .menu-toggle{display:inline-flex;}
  .header-inner{height:66px;}
  .section{padding:64px 0;}
  .section--tight{padding:48px 0;}
  .page-hero{padding:28px 0 48px;}
  .host-grid{grid-template-columns:1fr;}
  .host-card:nth-child(even){margin-top:0;}
  .host-grid{padding-bottom:0;}
  .step-inline{grid-template-columns:1fr;gap:20px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .schedule-row{grid-template-columns:130px minmax(0,1fr) 110px;row-gap:10px;}
  .s-link{grid-column:1 / -1;justify-self:start;}
  .cta-panel{padding:32px;}
}
@media (max-width:767px){
  .header-actions{gap:10px;}
  .header-actions .btn{display:none;}
  .brand-name{font-size:14.5px;}
  .hero-facts{gap:20px 26px;}
  .hero-fact .num{font-size:21px;}
  .schedule-row{
    grid-template-columns:1fr auto;
    align-items:start;
    gap:8px 14px;
    padding:16px 18px;
  }
  .s-time{flex-direction:row;align-items:baseline;gap:8px;grid-column:1 / 2;}
  .s-topic{grid-column:1 / -1;order:3;}
  .s-state{grid-column:2 / 3;justify-self:end;order:2;}
  .s-link{grid-column:1 / -1;order:4;justify-self:start;}
}
@media (max-width:639px){
  h1{font-size:31px;letter-spacing:-.2px;}
  h2{font-size:25px;}
  .container{padding:0 18px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:24px;}
  .section-head p{font-size:14.5px;}
  .hero-lead{font-size:15.5px;}
  .chip{height:34px;font-size:13px;padding:0 13px;}
  .host-body{padding:20px;}
  .host-media img{aspect-ratio:16/9;}
  .cta-panel{padding:26px 22px;border-radius:16px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .step-block{padding:22px;}
  .faq-q{font-size:15px;padding:14px 16px;}
  .faq-a-inner{padding:0 16px 18px 14px;margin-left:15px;}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category5 */
:root{
  --bg:#F6F9FC;
  --bg-2:#EEF4FA;
  --card:#FFFFFF;
  --ink:#101F30;
  --body:#26384A;
  --muted:#64788C;
  --line:#DFE9F3;
  --line-soft:#E8EFF7;
  --primary:#2D6CDF;
  --primary-dark:#1E55B8;
  --primary-soft:#E8F1FF;
  --accent:#E85D3F;
  --accent-soft:#FFF0EB;
  --teal:#2FA8B8;
  --success:#1F9D6B;
  --warn:#D98A16;
  --ring:rgba(45,108,223,.28);
  --radius-s:8px;
  --radius:14px;
  --radius-lg:20px;
  --shadow:0 6px 18px rgba(16,31,48,.06);
  --shadow-hover:0 14px 34px rgba(16,31,48,.09);
  --ease:180ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Noto Sans SC","PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--body);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease)}
a:hover{color:var(--primary-dark)}
h1,h2,h3,h4{color:var(--ink);font-weight:700;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:3px solid var(--ring);outline-offset:2px;border-radius:8px;
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease),transform var(--ease),box-shadow var(--ease);
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(45,108,223,.22)}
.btn-primary:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:#fff;color:var(--ink);border-color:#C9D8EA}
.btn-ghost:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary-dark)}
.btn-light{background:#fff;color:var(--primary-dark)}
.btn-light:hover{background:#F2F6FB;color:var(--primary-dark);transform:translateY(-1px)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid #E6EEF7;transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(16,31,48,.07)}
.header-inner{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink)}
.brand:hover{color:var(--ink)}
.brand-mark{
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--teal));
  color:#fff;font-size:17px;font-weight:700;
  display:grid;place-items:center;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:17px;font-weight:700;color:var(--ink);white-space:nowrap;letter-spacing:.01em}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em;margin-top:3px}
.main-nav{display:flex;align-items:center;gap:20px;margin-left:6px}
.main-nav a{
  position:relative;font-size:14.5px;font-weight:500;color:var(--body);
  padding:8px 0;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);border-radius:2px;transform:scaleX(0);transform-origin:center;
  transition:transform var(--ease);
}
.main-nav a:hover{color:var(--primary)}
.main-nav a.is-active{color:var(--primary);font-weight:600}
.main-nav a.is-active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.command-search{
  display:flex;align-items:center;gap:8px;height:38px;width:240px;padding:0 10px;
  background:#F2F6FB;border:1px solid transparent;border-radius:10px;
  transition:width var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.command-search:focus-within{
  width:320px;background:#fff;border-color:#C9D8EA;box-shadow:0 0 0 3px var(--ring);
}
.command-search i{font-size:13px;color:var(--muted)}
.command-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:13.5px;color:var(--ink);height:36px;
}
.command-search input::placeholder{color:#93A6B8}
.command-search .kbd{
  font-size:11px;color:var(--muted);background:#fff;border:1px solid var(--line);
  border-radius:5px;padding:1px 5px;line-height:1.4;flex-shrink:0;
}
.header-link{font-size:14px;color:var(--body);font-weight:500}
.header-link:hover{color:var(--primary)}
.nav-toggle{
  display:none;width:40px;height:40px;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:15px;
}
.nav-toggle:hover{background:var(--primary-soft);border-color:var(--primary);color:var(--primary)}
.mobile-drawer{display:none;border-top:1px solid #E6EEF7;background:#fff;padding:14px 0 20px}
.mobile-drawer.is-open{display:block}
.mobile-drawer .container{display:flex;flex-direction:column;gap:4px}
.mobile-drawer a{
  font-size:15px;color:var(--body);padding:11px 12px;border-radius:10px;
}
.mobile-drawer a:hover{background:var(--primary-soft);color:var(--primary)}
.mobile-drawer a.is-active{color:var(--primary);font-weight:600;background:var(--primary-soft)}
.mobile-drawer .btn{margin-top:12px}

/* ---------- 面包屑 ---------- */
.breadcrumb-bar{padding:18px 0 0;background:var(--bg)}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{font-size:10px;color:#A8B9C9}
.breadcrumb .current{color:var(--ink);font-weight:600}

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  background-color:var(--bg-2);
  background-image:linear-gradient(180deg,rgba(246,249,252,.94),rgba(246,249,252,.97)),url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.page-hero .container{position:relative;z-index:1;padding-top:52px;padding-bottom:56px}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12.5px;font-weight:600;letter-spacing:.1em;color:var(--primary);
  background:var(--primary-soft);border-radius:999px;padding:5px 12px;
}
.eyebrow i{font-size:11px}
.page-hero h1{
  font-size:clamp(30px,4vw,46px);line-height:1.18;margin-top:18px;max-width:900px;
}
.hero-sub{margin-top:16px;max-width:740px;font-size:16.5px;line-height:1.8;color:var(--body)}
.hero-search{
  display:flex;gap:10px;align-items:center;max-width:660px;margin-top:28px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:8px;
  box-shadow:var(--shadow);transition:box-shadow var(--ease),border-color var(--ease);
}
.hero-search:focus-within{border-color:#C9D8EA;box-shadow:0 0 0 3px var(--ring)}
.hero-search i.lead{font-size:15px;color:var(--muted);margin-left:10px}
.hero-search input{
  flex:1;min-width:0;height:44px;border:0;background:transparent;outline:none;
  font-size:15px;color:var(--ink);padding:0 6px;
}
.hero-search input::placeholder{color:#93A6B8}
.quick-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.quick-tags .tag-label{font-size:13px;color:var(--muted);align-self:center;margin-right:2px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--body);background:#fff;border:1px solid var(--line);
  border-radius:999px;padding:6px 13px;line-height:1.4;
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.hero-stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:13.5px;color:var(--muted)}
.hero-stats span{display:inline-flex;align-items:center;gap:7px}
.hero-stats b{color:var(--ink);font-size:15px;font-variant-numeric:tabular-nums}
.hero-stats i{color:var(--teal);font-size:12px}

/* ---------- 通用板块 ---------- */
.section{padding:84px 0}
.section.is-tight{padding:64px 0}
.section.is-alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap}
.section-head .kicker{font-size:12.5px;font-weight:600;letter-spacing:.1em;color:var(--primary)}
.section-head h2{font-size:clamp(25px,3vw,33px);line-height:1.26;margin-top:8px}
.section-desc{font-size:15px;color:var(--muted);margin-top:10px;max-width:660px;line-height:1.8}
.text-link{display:inline-flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--primary)}
.text-link i{transition:transform var(--ease)}
.text-link:hover i{transform:translateX(3px)}

/* ---------- 帮助主体 ---------- */
.help-layout{display:grid;grid-template-columns:320px 1fr;gap:28px;align-items:start}
.help-side{position:sticky;top:96px}
.side-card{
  background:var(--card);border:1px solid var(--line-soft);border-radius:16px;
  padding:22px;box-shadow:var(--shadow);
}
.side-card + .side-card{margin-top:18px}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3 i{color:var(--primary);font-size:14px}
.side-list{display:flex;flex-direction:column;gap:4px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14.5px;color:var(--body);
}
.side-list a:hover{background:var(--primary-soft);color:var(--primary)}
.side-list .count{
  font-size:12px;color:var(--muted);background:#F2F6FB;border-radius:999px;
  padding:1px 9px;font-variant-numeric:tabular-nums;
}
.side-list a:hover .count{background:#fff;color:var(--primary)}
.side-note{background:var(--primary-soft);border:1px solid #D5E5FF;border-radius:16px;padding:22px}
.side-note h3{font-size:16px;margin-bottom:8px;color:var(--ink)}
.side-note p{font-size:13.8px;color:var(--body);line-height:1.75;margin-bottom:16px}
.side-thumb{border-radius:12px;overflow:hidden;margin-bottom:14px;border:1px solid #D5E5FF}
.side-thumb img{width:100%;height:132px;object-fit:cover}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:10px}
.faq-item{
  position:relative;background:var(--card);border:1px solid var(--line-soft);
  border-radius:12px;overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:#CFDFF2;box-shadow:var(--shadow)}
.faq-item summary{
  display:flex;align-items:center;min-height:56px;padding:15px 54px 15px 20px;
  font-size:16px;font-weight:600;color:var(--ink);cursor:pointer;list-style:none;
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::marker{content:""}
.faq-item summary::after{
  content:"+";position:absolute;right:20px;top:15px;
  width:26px;height:26px;line-height:24px;text-align:center;
  font-size:17px;font-weight:500;color:var(--primary);
  border:1px solid #D5E5FF;background:var(--primary-soft);border-radius:8px;
  transition:background var(--ease),color var(--ease);
}
.faq-item[open] summary::after{content:"–";background:var(--primary);color:#fff;border-color:var(--primary)}
.faq-item[open] summary{color:var(--primary-dark)}
.faq-item[open]::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  background:var(--primary);border-radius:0 3px 3px 0;
}
.faq-body{padding:0 24px 20px 20px;font-size:15.5px;line-height:1.85;color:var(--body)}
.faq-body p + p{margin-top:10px}
.faq-body .mini-note{
  display:inline-flex;align-items:center;gap:7px;margin-top:12px;
  font-size:13px;color:var(--primary-dark);background:var(--primary-soft);
  border-radius:var(--radius-s);padding:6px 12px;
}

/* ---------- 操作指引卡 ---------- */
.guide-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.guide-card{
  display:flex;gap:16px;background:var(--card);border:1px solid var(--line-soft);
  border-radius:16px;padding:24px;box-shadow:var(--shadow);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#CFDFF2}
.guide-icon{
  width:46px;height:46px;flex-shrink:0;border-radius:12px;
  display:grid;place-items:center;font-size:18px;
  background:var(--primary-soft);color:var(--primary);
}
.guide-card:nth-child(2) .guide-icon{background:#E7F6F8;color:var(--teal)}
.guide-card:nth-child(3) .guide-icon{background:var(--accent-soft);color:var(--accent)}
.guide-card:nth-child(4) .guide-icon{background:#EAF6F0;color:var(--success)}
.guide-card h3{font-size:18px;line-height:1.4;margin-bottom:6px}
.guide-card p{font-size:14.5px;color:var(--muted);line-height:1.75}

/* ---------- 反馈表单 ---------- */
.form-panel{
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:34px;box-shadow:var(--shadow);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{margin-bottom:18px}
.field:last-of-type{margin-bottom:0}
.field label{display:block;font-size:14px;font-weight:600;color:var(--ink);margin-bottom:8px}
.field label .req{color:var(--accent);margin-left:3px}
.field input,.field textarea,.field select{
  width:100%;height:46px;border:1px solid var(--line);border-radius:10px;
  padding:0 14px;font-size:15px;color:var(--ink);background:#fff;
  outline:none;transition:border-color var(--ease),box-shadow var(--ease);
}
.field textarea{height:auto;min-height:128px;padding:12px 14px;line-height:1.75;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:#9BACBD}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px var(--ring);
}
.hint{font-size:12.5px;color:var(--muted);margin-top:7px;line-height:1.6}
.form-actions{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:22px}
.form-alert{
  display:none;align-items:center;gap:9px;margin-top:18px;
  font-size:14px;color:var(--success);background:#EAF6F0;border:1px solid #CBE9DA;
  border-radius:10px;padding:12px 16px;line-height:1.7;
}
.form-alert.is-visible{display:flex}

/* ---------- 联系信息 ---------- */
.contact-panel{
  display:grid;grid-template-columns:1.15fr .85fr;gap:0;
  background:var(--card);border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  overflow:hidden;box-shadow:var(--shadow);
}
.contact-body{padding:34px}
.contact-body h3{font-size:20px;margin-bottom:10px}
.contact-body > p{font-size:14.8px;color:var(--muted);line-height:1.8;margin-bottom:20px}
.contact-list{display:flex;flex-direction:column;gap:14px}
.contact-list li{display:flex;gap:13px;align-items:flex-start}
.contact-list .ci{
  width:38px;height:38px;flex-shrink:0;border-radius:10px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:14px;
}
.contact-list strong{display:block;font-size:14.5px;color:var(--ink);margin-bottom:2px}
.contact-list span{font-size:13.8px;color:var(--muted);line-height:1.7}
.contact-media{position:relative;min-height:280px}
.contact-media img{width:100%;height:100%;object-fit:cover}
.contact-media .badge-float{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:7px;
  background:rgba(255,255,255,.95);border-radius:999px;padding:7px 14px;
  font-size:12.5px;font-weight:600;color:var(--ink);box-shadow:var(--shadow);
}
.contact-media .badge-float i{color:var(--teal);font-size:11px}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 84px}
.cta-panel{
  background:var(--primary);border-radius:var(--radius-lg);
  padding:44px 48px;display:flex;align-items:center;justify-content:space-between;gap:32px;
  box-shadow:0 16px 36px rgba(45,108,223,.18);
}
.cta-panel h2{color:#fff;font-size:clamp(23px,2.6vw,30px);line-height:1.3}
.cta-panel p{color:rgba(255,255,255,.86);font-size:15px;margin-top:10px;max-width:600px;line-height:1.8}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex-shrink:0}

/* ---------- 页脚 ---------- */
.site-footer{background:#EDF4FA;border-top:1px solid var(--line);padding-top:54px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.25fr;gap:32px;padding-bottom:36px}
.footer-brand .brand{margin-bottom:0}
.footer-brand p{font-size:13.8px;color:var(--muted);line-height:1.85;margin-top:14px;max-width:340px}
.footer-col h4{font-size:14px;color:var(--ink);margin:0 0 14px;font-weight:700;letter-spacing:.02em}
.footer-col > a{display:block;font-size:14px;color:var(--muted);margin-bottom:10px}
.footer-col > a:hover{color:var(--primary)}
.footer-info{display:flex;flex-direction:column;gap:10px}
.footer-info li{display:flex;gap:9px;align-items:flex-start;font-size:13.5px;color:var(--muted);line-height:1.7}
.footer-info i{color:var(--teal);font-size:12px;margin-top:5px;flex-shrink:0}
.footer-info a{color:var(--muted)}
.footer-info a:hover{color:var(--primary)}
.footer-bottom{
  border-top:1px solid var(--line);padding:18px 0 22px;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);
}
.footer-bottom a{color:var(--muted)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1199px){
  .command-search{width:196px}
  .command-search:focus-within{width:250px}
  .main-nav{gap:16px}
  .container{max-width:1100px}
}
@media screen and (max-width:1023px){
  .header-inner{height:68px;gap:14px}
  .main-nav,.command-search,.header-link{display:none}
  .nav-toggle{display:inline-flex}
  .help-layout{grid-template-columns:1fr;gap:26px}
  .help-side{position:static}
  .guide-grid{grid-template-columns:1fr}
  .contact-panel{grid-template-columns:1fr}
  .contact-media{min-height:230px;order:-1}
  .cta-panel{flex-direction:column;align-items:flex-start;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .section{padding:64px 0}
  .section.is-tight{padding:52px 0}
  .cta-section{padding-bottom:64px}
  .form-panel{padding:26px}
}
@media screen and (max-width:767px){
  .container{padding:0 18px}
  .page-hero .container{padding-top:38px;padding-bottom:42px}
  .page-hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:15.5px}
  .hero-search{flex-direction:column;align-items:stretch;padding:12px;gap:10px}
  .hero-search i.lead{display:none}
  .hero-search input{height:42px;padding:0 6px;border-bottom:1px solid var(--line)}
  .hero-search .btn{width:100%}
  .form-row{grid-template-columns:1fr}
  .form-panel{padding:22px}
  .section{padding:52px 0}
  .section.is-tight{padding:44px 0}
  .faq-item summary{font-size:15.5px;padding-right:50px}
  .faq-body{padding:0 18px 18px 18px;font-size:15px}
  .guide-card{padding:20px;gap:14px}
  .contact-body{padding:24px}
  .cta-panel{padding:28px 24px;gap:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:26px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}