/* roulang page: index */
:root{
  --brand:#FF4D2E;
  --brand-pink:#FF2E7E;
  --accent:#7C5CFF;
  --lime:#C8FF4D;
  --dark:#0B0E14;
  --dark-2:#12161F;
  --light:#F6F5F2;
  --card:#FFFFFF;
  --ink:#101319;
  --ink-2:#5B6270;
  --ink-3:#8A909B;
  --dark-ink:#F2F3F5;
  --dark-ink-2:#A7ADBB;
  --line:#E7E4DE;
  --line-dark:rgba(255,255,255,.10);
  --grad:linear-gradient(120deg,#FF4D2E 0%,#FF2E7E 55%,#7C5CFF 100%);
  --r-xl:32px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-input:12px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(16,19,25,.08);
  --sh-2:0 24px 56px rgba(16,19,25,.14);
  --sh-dark:0 20px 50px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
  --container:1240px;
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --bs-border-radius:var(--r-sm);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,figure{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
img{display:block;max-width:100%;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease),transform .25s var(--ease);}
a:hover{color:var(--brand-pink);}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.tnum{font-variant-numeric:tabular-nums;}
.shell{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.section{padding:96px 0;}
.section--light{background:var(--light);}
.section--white{background:#fff;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:44px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.3px;}
.section-head p{margin-top:10px;color:var(--ink-2);font-size:15px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:var(--r-pill);background:rgba(124,92,255,.10);color:var(--accent);font-size:13px;font-weight:700;letter-spacing:.4px;margin-bottom:16px;}
.eyebrow--dark{background:rgba(200,255,77,.14);color:var(--lime);}
.link-more{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:15px;color:var(--brand);white-space:nowrap;}
.link-more i{transition:transform .25s var(--ease);}
.link-more:hover i{transform:translateX(4px);}
.clamp-2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp-3{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;letter-spacing:.2px;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),background-color .25s var(--ease),color .25s var(--ease),filter .25s var(--ease);
}
.btn-brand{background:var(--grad);color:#fff;box-shadow:0 12px 28px rgba(255,77,46,.28);}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 40px rgba(255,77,46,.35);}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(255,77,46,.3);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.30);}
.btn-ghost:hover{background:rgba(255,255,255,.09);color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand);border:1.5px solid var(--brand);}
.btn-outline:hover{background:rgba(255,77,46,.06);transform:translateY(-2px);color:var(--brand);}
.btn-sm-x{min-height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-x[disabled]{opacity:.45;pointer-events:none;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,14,20,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:box-shadow .3s var(--ease),background-color .3s var(--ease);
}
.site-header.scrolled{background:rgba(11,14,20,.97);box-shadow:0 12px 32px rgba(0,0,0,.38);}
.header-inner{display:flex;align-items:center;gap:26px;height:72px;}
.brand{display:inline-flex;align-items:center;gap:11px;color:#fff;flex-shrink:0;}
.brand:hover{color:#fff;}
.brand-mark{
  width:34px;height:34px;border-radius:10px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:15px;
  box-shadow:0 8px 20px rgba(255,77,46,.34);
}
.brand-name{font-size:19px;font-weight:800;letter-spacing:-.3px;}
.main-nav{display:flex;align-items:center;gap:4px;}
.main-nav .nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 15px;
  border-radius:var(--r-pill);color:#C9CEDB;font-size:15px;font-weight:600;transition:all .25s var(--ease);
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.07);}
.main-nav .nav-link.active{color:#fff;background:rgba(255,77,46,.14);}
.main-nav .nav-link.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:3px;height:3px;border-radius:3px;background:var(--grad);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 6px 0 16px;
  border-radius:var(--r-pill);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.10);
  transition:border-color .25s var(--ease),background-color .25s var(--ease);
}
.nav-search:focus-within{border-color:rgba(255,77,46,.6);background:rgba(255,255,255,.09);}
.nav-search i{color:#8A909B;font-size:14px;}
.nav-search input{
  width:150px;background:transparent;border:0;outline:0;color:#fff;font-size:14px;
}
.nav-search input::placeholder{color:#7A8090;}
.nav-search button{
  height:34px;padding:0 16px;border:0;border-radius:var(--r-pill);
  background:var(--grad);color:#fff;font-size:13px;font-weight:700;
  transition:filter .25s var(--ease);
}
.nav-search button:hover{filter:brightness(1.08);}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:14px;border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);color:#fff;font-size:18px;display:grid;place-items:center;
}
.nav-toggle:hover{background:rgba(255,255,255,.12);}

/* 移动端抽屉 */
.mobile-nav{width:330px;background:var(--dark);color:#fff;border-left:1px solid rgba(255,255,255,.08);}
.mobile-nav .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.08);padding:18px 20px;}
.mobile-nav .offcanvas-title{font-size:17px;font-weight:800;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1);opacity:.7;}
.mobile-nav .offcanvas-body{padding:20px;}
.m-search{display:flex;align-items:center;gap:8px;height:48px;padding:0 6px 0 16px;border-radius:var(--r-input);background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);margin-bottom:20px;}
.m-search input{flex:1;background:transparent;border:0;outline:0;color:#fff;font-size:14px;}
.m-search input::placeholder{color:#7A8090;}
.m-links{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.m-links a{
  position:relative;display:flex;align-items:center;height:52px;padding:0 16px;border-radius:var(--r-sm);
  color:#C9CEDB;font-size:16px;font-weight:600;
}
.m-links a:hover{background:rgba(255,255,255,.06);color:#fff;}
.m-links a.active{background:rgba(255,77,46,.12);color:#fff;padding-left:24px;}
.m-links a.active::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:3px;background:var(--grad);}

/* ============ 数据徽章条 ============ */
.stats-bar{background:var(--dark);padding:16px 0;border-bottom:1px solid rgba(255,255,255,.06);}
.stats-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-item{display:flex;align-items:center;gap:12px;color:#fff;}
.stat-item i{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:rgba(200,255,77,.12);color:var(--lime);font-size:15px;flex-shrink:0;
}
.stat-num{font-size:20px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.2;}
.stat-label{font-size:13px;color:var(--dark-ink-2);margin-top:2px;}

/* ============ Hero ============ */
.hero-zone{background:var(--dark);padding:40px 0 96px;position:relative;overflow:hidden;}
.hero-zone::before{
  content:"";position:absolute;top:-180px;left:-120px;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.28),transparent 65%);pointer-events:none;
}
.hero-zone::after{
  content:"";position:absolute;bottom:-220px;right:-140px;width:620px;height:620px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,77,46,.22),transparent 65%);pointer-events:none;
}
.hero-card{
  position:relative;z-index:1;background:rgba(255,255,255,.035);
  border:1px solid var(--line-dark);border-radius:var(--r-xl);overflow:hidden;
}
.hero-copy{padding:56px 48px;color:#fff;}
.hero-copy h1{
  font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.2;letter-spacing:-.5px;color:#fff;
}
.hero-copy h1 .hl{
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.8;color:var(--dark-ink-2);max-width:520px;}
.hero-cta{display:flex;gap:16px;margin-top:32px;flex-wrap:wrap;}
.hero-trust{display:flex;gap:24px;margin-top:32px;flex-wrap:wrap;}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--dark-ink-2);}
.hero-trust i{color:var(--lime);font-size:13px;}
.hero-visual{position:relative;height:100%;min-height:480px;}
.hero-visual img{
  position:absolute;left:24px;right:24px;top:24px;bottom:24px;
  width:calc(100% - 48px);height:calc(100% - 48px);
  object-fit:cover;border-radius:var(--r-lg);
}
.hero-mask{
  position:absolute;left:24px;right:24px;top:24px;bottom:24px;border-radius:var(--r-lg);
  background:linear-gradient(140deg,rgba(255,77,46,.46),rgba(124,92,255,.42));pointer-events:none;
}
.hero-badge{
  position:absolute;left:4px;bottom:44px;z-index:2;
  display:flex;align-items:center;gap:12px;padding:12px 20px;border-radius:var(--r-md);
  background:rgba(11,14,20,.88);border:1px solid rgba(255,255,255,.16);
  box-shadow:var(--sh-dark);color:#fff;
}
.hero-badge b{font-size:26px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1;}
.hero-badge small{display:block;font-size:12px;color:var(--dark-ink-2);margin-top:4px;}

/* ============ 步骤条 ============ */
.step-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step-node{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:30px 26px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.step-node::after{
  content:"";position:absolute;top:52px;right:-24px;width:24px;height:2px;opacity:.35;
  background-image:linear-gradient(90deg,var(--brand) 0 50%,transparent 50% 100%);
  background-size:8px 2px;background-repeat:repeat-x;transition:opacity .25s var(--ease);
}
.step-node:last-child::after{display:none;}
.step-node:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:transparent;}
.step-node:hover::after{opacity:1;}
.step-num{
  display:inline-grid;place-items:center;width:46px;height:46px;border-radius:var(--r-sm);
  background:rgba(124,92,255,.12);color:var(--accent);font-weight:800;font-size:16px;
  font-variant-numeric:tabular-nums;margin-bottom:18px;
}
.step-node h3{font-size:19px;font-weight:700;margin-bottom:8px;}
.step-node p{font-size:14px;color:var(--ink-2);line-height:1.7;}

/* ============ 权益预览 ============ */
.reward-track{
  display:flex;gap:20px;overflow-x:auto;padding:6px 4px 26px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.reward-track::-webkit-scrollbar{height:8px;}
.reward-track::-webkit-scrollbar-track{background:rgba(16,19,25,.06);border-radius:var(--r-pill);}
.reward-track::-webkit-scrollbar-thumb{background:rgba(255,77,46,.45);border-radius:var(--r-pill);}
.reward-card{
  position:relative;flex:0 0 auto;scroll-snap-align:start;background:#fff;
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.reward-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.reward-card img{width:100%;object-fit:cover;}
.reward-lg{width:400px;}
.reward-lg img{height:214px;}
.reward-md{width:300px;}
.reward-md img{height:168px;}
.reward-sm{width:236px;margin-top:34px;}
.reward-sm img{height:132px;}
.reward-tag{
  position:absolute;top:14px;right:14px;padding:5px 13px;border-radius:var(--r-pill);
  background:rgba(11,14,20,.80);color:var(--lime);font-size:12px;font-weight:700;letter-spacing:.3px;
}
.reward-body{padding:22px 22px 26px;}
.reward-body h3{font-size:18px;font-weight:700;margin-bottom:8px;}
.reward-body p{font-size:14px;color:var(--ink-2);line-height:1.7;}
.reward-meta{display:flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;color:var(--ink-3);}

/* ============ 进度模块 ============ */
.progress-section{background:#fff;}
.progress-card{
  position:relative;overflow:hidden;background:var(--dark);border-radius:var(--r-xl);
  padding:52px;color:#fff;display:grid;grid-template-columns:1.45fr 1fr;gap:52px;
  border:1px solid var(--line-dark);
}
.progress-card::before{
  content:"";position:absolute;top:-140px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.30),transparent 68%);pointer-events:none;
}
.progress-main{position:relative;z-index:1;}
.progress-main h2{font-size:clamp(22px,2.6vw,30px);font-weight:700;color:#fff;margin-bottom:14px;}
.progress-main p{color:var(--dark-ink-2);font-size:15px;max-width:560px;}
.track{position:relative;height:12px;border-radius:var(--r-pill);background:rgba(255,255,255,.12);margin:30px 0 20px;overflow:hidden;}
.track-fill{
  position:absolute;left:0;top:0;bottom:0;width:76%;border-radius:var(--r-pill);
  background-image:repeating-linear-gradient(45deg,rgba(255,255,255,.16) 0 6px,transparent 6px 12px),linear-gradient(120deg,#FF4D2E,#FF2E7E 55%,#7C5CFF);
}
.track-nodes{display:flex;justify-content:space-between;gap:12px;}
.track-nodes li{position:relative;padding-top:18px;font-size:13px;color:var(--dark-ink-2);text-align:left;flex:1;}
.track-nodes li::before{
  content:"";position:absolute;top:0;left:0;width:12px;height:12px;border-radius:50%;
  background:rgba(255,255,255,.22);
}
.track-nodes li.done::before{background:var(--limebox,#C8FF4D);box-shadow:0 0 0 4px rgba(200,255,77,.16);}
.progress-note{margin-top:22px;font-size:13px;color:var(--ink-3);color:#7A8090;}
.stat-cards{display:grid;gap:16px;position:relative;z-index:1;align-content:start;}
.stat-card{
  padding:22px 24px;border-radius:var(--r-md);background:rgba(255,255,255,.04);
  border:1px solid var(--line-dark);
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.stat-card:hover{border-color:rgba(200,255,77,.35);transform:translateY(-2px);}
.stat-card b{display:block;font-size:34px;font-weight:800;color:var(--lime);font-variant-numeric:tabular-nums;line-height:1.1;letter-spacing:-.5px;}
.stat-card b i{font-size:13px;font-style:normal;color:var(--dark-ink-2);margin-left:5px;font-weight:600;letter-spacing:0;}
.stat-card span{display:block;margin-top:6px;font-size:13px;color:var(--dark-ink-2);}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;background:var(--dark);border-radius:var(--r-xl);
  padding:56px;display:flex;align-items:center;justify-content:space-between;gap:40px;
  border:1px solid var(--line-dark);
}
.cta-band::before{
  content:"";position:absolute;left:-100px;bottom:-160px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,77,46,.28),transparent 66%);pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-160px;width:400px;height:400px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.26),transparent 66%);pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:640px;}
.cta-copy h2{font-size:clamp(22px,3vw,34px);font-weight:700;color:#fff;letter-spacing:-.3px;}
.cta-copy p{margin-top:14px;color:var(--dark-ink-2);font-size:15px;}
.cta-actions{position:relative;z-index:1;display:flex;align-items:center;gap:22px;flex-wrap:wrap;}
.cta-link{color:#fff;font-weight:700;font-size:15px;text-decoration:underline;text-underline-offset:5px;text-decoration-color:rgba(255,255,255,.35);}
.cta-link:hover{color:var(--lime);text-decoration-color:var(--lime);}

/* ============ 最新信息 ============ */
.news-grid{display:grid;grid-template-columns:1.12fr 1fr;gap:24px;align-items:start;}
.news-feature{
  display:block;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.news-feature:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.news-fig{position:relative;overflow:hidden;}
.news-fig img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease);}
.news-feature:hover .news-fig img{transform:scale(1.04);}
.news-cat{
  position:absolute;left:16px;top:16px;padding:5px 14px;border-radius:var(--r-pill);
  background:rgba(11,14,20,.78);color:#fff;font-size:12px;font-weight:700;letter-spacing:.3px;
}
.news-feature-body{padding:26px 28px 30px;}
.news-feature-body h3{font-size:21px;font-weight:700;line-height:1.45;margin-bottom:12px;}
.news-feature:hover h3{color:var(--brand);}
.news-feature-body p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.news-mini-row{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--ink-3);}
.news-side{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.news-mini{
  display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.news-mini:hover{transform:translateY(-4px);box-shadow:var(--sh-1);}
.news-mini .news-fig img{aspect-ratio:16/10;}
.news-mini-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.news-mini-body h4{font-size:16px;font-weight:700;line-height:1.5;}
.news-mini:hover h4{color:var(--brand);}
.news-mini-body p{font-size:13px;color:var(--ink-2);line-height:1.7;}
.news-meta{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--ink-3);margin-top:auto;}
.news-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--ink-3);}
.news-empty{
  grid-column:1 / -1;text-align:center;padding:70px 24px;background:#fff;
  border:1px dashed var(--line);border-radius:var(--r-lg);
}
.news-empty i{font-size:30px;color:var(--ink-3);margin-bottom:16px;}
.news-empty p{color:var(--ink-2);font-size:15px;margin-bottom:20px;}

/* ============ FAQ ============ */
.faq-section{background:#fff;}
.faq-accordion{
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:#FF4D2E;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-body-padding-x:26px;
  --bs-accordion-body-padding-y:0;
  --bs-accordion-border-width:0;
  max-width:900px;
}
.faq-accordion .accordion-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md) !important;
  margin-bottom:12px;overflow:hidden;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-accordion .accordion-item:hover{border-color:#D9D4CC;}
.faq-accordion .accordion-button{
  position:relative;display:flex;align-items:center;gap:16px;
  padding:24px 26px;font-size:17px;font-weight:700;color:var(--ink);
  background:#fff;box-shadow:none;line-height:1.5;
}
.faq-accordion .accordion-button:not(.collapsed){background:#FBF6F3;color:var(--ink);}
.faq-accordion .accordion-button:not(.collapsed)::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:0 3px 3px 0;background:var(--grad);
}
.faq-index{
  flex-shrink:0;display:grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:rgba(124,92,255,.10);color:var(--accent);font-size:13px;font-weight:800;
  font-variant-numeric:tabular-nums;
}
.faq-accordion .accordion-button::after{
  margin-left:auto;width:1rem;height:1rem;flex-shrink:0;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23101319'%3E%3Cpath d='M8 1.5a1 1 0 0 1 1 1v4.5h4.5a1 1 0 1 1 0 2H9v4.5a1 1 0 1 1-2 0V9H2.5a1 1 0 1 1 0-2H7V2.5a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");
  transition:transform .25s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23FF4D2E'%3E%3Cpath d='M8 1.5a1 1 0 0 1 1 1v4.5h4.5a1 1 0 1 1 0 2H9v4.5a1 1 0 1 1-2 0V9H2.5a1 1 0 1 1 0-2H7V2.5a1 1 0 0 1 1-1z'/%3E%3C/svg%3E");
}
.faq-accordion .accordion-body{
  padding:0 26px 26px 76px;font-size:15px;line-height:1.85;color:var(--ink-2);background:#FBF6F3;
}

/* ============ 页脚 ============ */
.site-footer{position:relative;background:var(--dark);color:var(--dark-ink-2);padding-top:72px;margin-top:0;}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;gap:44px;padding-bottom:52px;}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{font-size:14px;line-height:1.8;color:var(--dark-ink-2);max-width:320px;}
.footer-social{display:flex;gap:10px;margin-top:22px;}
.footer-social a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);color:#C9CEDB;font-size:15px;
}
.footer-social a:hover{background:rgba(200,255,77,.12);color:var(--lime);transform:translateY(-2px);}
.footer-col-title{font-size:13px;letter-spacing:1.2px;color:#7A8090;font-weight:700;margin-bottom:18px;}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{display:inline-block;color:#C9CEDB;font-size:14px;transition:color .25s var(--ease),transform .25s var(--ease);}
.footer-links a:hover{color:var(--lime);transform:translateX(3px);}
.footer-form label{display:block;font-size:12px;color:#7A8090;margin-bottom:10px;letter-spacing:.4px;}
.footer-input{display:flex;gap:10px;}
.footer-input input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-input);
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);color:#fff;font-size:14px;outline:0;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.footer-input input::placeholder{color:#7A8090;}
.footer-input input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.16);}
.footer-input .btn-x{min-height:48px;padding:0 22px;}
.footer-note{margin-top:14px;font-size:12px;color:#6C7280;line-height:1.7;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);padding:24px 0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:#7A8090;
}
.footer-bottom a{color:#C9CEDB;}
.footer-bottom a:hover{color:var(--lime);}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .shell{padding:0 20px;}
  .nav-search input{width:120px;}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:36px;}
  .footer-form-col{grid-column:1 / -1;}
}
@media (max-width:991px){
  .section{padding:68px 0;}
  .stats-list{grid-template-columns:repeat(2,1fr);gap:16px;}
  .hero-zone{padding:28px 0 68px;}
  .hero-copy{padding:40px 28px;}
  .hero-visual{min-height:320px;}
  .hero-visual img,.hero-mask{left:20px;right:20px;top:0;bottom:20px;width:calc(100% - 40px);height:calc(100% - 20px);}
  .hero-badge{left:8px;bottom:34px;}
  .step-rail{grid-template-columns:repeat(2,1fr);gap:20px;}
  .step-node::after{display:none;}
  .progress-card{grid-template-columns:1fr;gap:36px;padding:36px 28px;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:40px 28px;}
  .news-grid{grid-template-columns:1fr;}
  .news-side{grid-template-columns:repeat(2,1fr);}
  .faq-accordion .accordion-body{padding-left:26px;}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:16px;margin-bottom:32px;}
  .hero-copy{padding:34px 22px;}
  .hero-sub{font-size:16px;}
  .hero-cta{gap:12px;}
  .hero-cta .btn-x{width:100%;}
  .hero-trust{gap:16px;}
  .hero-visual{min-height:260px;}
  .reward-lg,.reward-md,.reward-sm{width:78vw;max-width:340px;}
  .reward-sm{margin-top:0;}
  .news-side{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
  .footer-input{flex-direction:column;}
  .footer-input .btn-x{width:100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .shell{padding:0 16px;}
  body{font-size:15px;}
  .stats-list{grid-template-columns:1fr 1fr;gap:14px;}
  .stat-num{font-size:18px;}
  .hero-copy h1{letter-spacing:-.4px;}
  .step-rail{grid-template-columns:1fr;}
  .btn-x{width:100%;}
  .nav-search{display:none;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-accordion .accordion-button{font-size:15px;padding:20px 18px;gap:12px;}
  .faq-accordion .accordion-body{padding:0 18px 20px 18px;}
}

/* roulang page: article */
:root{
  --brand:#FF4D2E;
  --brand-2:#FF2E7E;
  --purple:#7C5CFF;
  --lime:#C8FF4D;
  --dark:#0B0E14;
  --dark-card:rgba(255,255,255,.04);
  --dark-line:rgba(255,255,255,.10);
  --light:#F6F5F2;
  --card:#FFFFFF;
  --line:#E7E4DE;
  --text:#101319;
  --text-2:#5B6270;
  --text-3:#8A909B;
  --dark-text:#F2F3F5;
  --dark-text-2:#A7ADBB;
  --ok:#12B981;
  --warn:#F5A524;
  --err:#E5484D;
  --grad:linear-gradient(120deg,#FF4D2E 0%,#FF2E7E 55%,#7C5CFF 100%);
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --r-input:12px;
  --sh-card:0 16px 40px rgba(16,19,25,.08);
  --sh-card-hover:0 24px 56px rgba(16,19,25,.14);
  --sh-dark:0 20px 50px rgba(0,0,0,.45);
  --sh-brand:0 16px 40px rgba(255,77,46,.35);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--light);
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),text-underline-offset var(--ease);}
a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
button,input{font:inherit;color:inherit;}
ul,ol{padding-left:1.2em;}
h1,h2,h3,h4{color:inherit;margin:0 0 .6em;letter-spacing:-.3px;}
p{margin:0 0 1.1em;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;}
.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;}
.top-rail{height:4px;background:var(--grad);}
.d-none{display:none;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(246,245,242,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(16,19,25,.08);}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px;}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;letter-spacing:-.4px;}
.brand:hover{color:var(--text);text-decoration:none;}
.brand-mark{
  width:28px;height:28px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:14px;box-shadow:0 8px 18px rgba(255,77,46,.28);
}
.brand-name{font-size:19px;font-weight:800;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:12px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:44px;padding:0 14px;
  color:var(--text-2);font-size:15px;font-weight:600;border-radius:var(--r-pill);
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--brand);background:rgba(255,77,46,.07);text-decoration:none;}
.nav-link.active{color:var(--text);}
.nav-link.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:var(--r-pill);background:var(--grad);
}
.header-tools{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-search{
  display:flex;align-items:center;gap:8px;height:44px;padding:0 6px 0 14px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.12);}
.nav-search i{color:var(--text-3);font-size:13px;}
.nav-search input{border:0;outline:0;background:transparent;width:150px;font-size:14px;}
.nav-search button{
  height:34px;padding:0 16px;border:0;border-radius:var(--r-pill);background:var(--grad);color:#fff;
  font-size:13px;font-weight:700;cursor:pointer;transition:transform var(--ease),filter var(--ease);
}
.nav-search button:hover{filter:brightness(1.06);transform:translateY(-1px);}
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;cursor:pointer;border:1.5px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease),background var(--ease),color var(--ease);
}
.btn-x:hover{text-decoration:none;}
.btn-brand{background:var(--grad);color:#fff;box-shadow:0 10px 24px rgba(255,77,46,.24);}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--sh-brand);}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(255,77,46,.28);}
.btn-ghost{border-color:var(--brand);color:var(--brand);background:transparent;}
.btn-ghost:hover{background:rgba(255,77,46,.08);color:var(--brand);transform:translateY(-2px);}
.btn-line{border-color:var(--line);color:var(--text-2);background:#fff;}
.btn-line:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:14px;border:1px solid var(--line);
  background:#fff;color:var(--text);cursor:pointer;
}
.mobile-panel{background:var(--light);}
.mobile-search{display:flex;gap:8px;margin-bottom:18px;}
.mobile-search input{flex:1;height:48px;border-radius:var(--r-input);border:1px solid var(--line);padding:0 14px;outline:0;background:#fff;}
.mobile-search input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.12);}
.mobile-links{display:flex;flex-direction:column;gap:4px;margin-bottom:18px;}
.mobile-links a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;border-radius:14px;
  color:var(--text-2);font-weight:600;border-left:3px solid transparent;
}
.mobile-links a.active{color:var(--text);background:#fff;border-left-color:var(--brand);}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:var(--light);padding:18px 0 6px;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--line);}
.crumb .current{color:var(--text);font-weight:600;}

/* ---------- article layout ---------- */
.article-wrap{padding:8px 0 72px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;}
.article-head{padding:8px 0 26px;}
.kicker{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(124,92,255,.12);color:var(--purple);font-size:13px;font-weight:700;margin-bottom:16px;
}
h1.article-title{
  font-size:clamp(30px,5vw,52px);font-weight:800;line-height:1.2;letter-spacing:-.5px;margin:0 0 18px;
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;color:var(--text-3);font-size:14px;
  font-variant-numeric:tabular-nums;
}
.article-meta .chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(255,77,46,.10);color:var(--brand);font-weight:700;font-size:13px;
}
.article-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--line);}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:40px;box-shadow:var(--sh-card);
}
.article-hero{margin:0 0 28px;border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/8;background:#eee;}
.article-hero img{width:100%;height:100%;object-fit:cover;}
.article-body{max-width:760px;font-size:17px;line-height:1.85;}
.article-body > *{max-width:100%;}
.article-body h2{font-size:clamp(24px,3.2vw,32px);font-weight:700;line-height:1.25;margin:2em 0 .7em;}
.article-body h3{font-size:21px;font-weight:700;margin:1.7em 0 .6em;}
.article-body p{margin:0 0 1.2em;}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:#FBFAF8;border-left:4px solid var(--brand);
  border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--text-2);
}
.article-body img{border-radius:var(--r-sm);margin:1.4em 0;height:auto;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13.5px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14.5px;
  background:#F1EFEB;padding:2px 7px;border-radius:8px;
}
.article-body pre{
  background:#F1EFEB;border-radius:var(--r-sm);padding:18px 20px;overflow:auto;font-size:14.5px;
}
.article-body pre code{background:transparent;padding:0;}
.article-body a{color:var(--brand);font-weight:600;}
.article-body a:hover{color:var(--purple);}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.4em 0;}
.article-body th,.article-body td{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;}
.article-body th{background:#FBFAF8;font-weight:700;}
.empty-state{
  text-align:center;padding:56px 24px;border:1px dashed var(--line);border-radius:var(--r-md);background:#FBFAF8;
}
.empty-state i{font-size:34px;color:var(--purple);margin-bottom:14px;display:block;}
.empty-state h3{font-size:20px;margin-bottom:8px;}
.empty-state p{color:var(--text-2);margin-bottom:20px;}

/* ---------- sidebar ---------- */
.side-stack{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-card);
}
.side-title{
  font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--text-3);
  text-transform:uppercase;margin:0 0 14px;
}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px;}
.side-list a{
  display:flex;align-items:center;gap:10px;min-height:40px;padding:0 10px;border-radius:10px;
  color:var(--text-2);font-size:14.5px;font-weight:600;
}
.side-list a:hover{background:rgba(255,77,46,.07);color:var(--brand);text-decoration:none;padding-left:14px;}
.side-list a i{color:var(--brand);font-size:12px;}
.side-stat{display:flex;align-items:baseline;gap:8px;font-variant-numeric:tabular-nums;}
.side-stat .num{font-size:30px;font-weight:800;letter-spacing:-1px;color:var(--brand);}
.side-stat .unit{font-size:12px;color:var(--text-3);}
.side-note{font-size:13.5px;color:var(--text-3);margin:6px 0 0;}

/* ---------- footer of article ---------- */
.article-foot{margin-top:32px;padding-top:24px;border-top:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--r-pill);
  background:rgba(124,92,255,.10);color:var(--purple);font-size:13px;font-weight:700;
}
.action-row{display:flex;flex-wrap:wrap;gap:12px;}
.share-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;}
.share-row a{
  width:44px;height:44px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:#fff;border:1px solid var(--line);color:var(--text-2);
}
.share-row a:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px);text-decoration:none;}

/* ---------- sections ---------- */
.section{padding:72px 0;}
.section-light{background:var(--light);}
.section-dark{background:var(--dark);color:var(--dark-text);}
.section-dark h2,.section-dark h3{color:var(--dark-text);}
.section-head{max-width:720px;margin-bottom:34px;}
.section-head h2{font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25;margin-bottom:12px;}
.section-head p{color:var(--text-2);margin:0;}
.section-dark .section-head p{color:var(--dark-text-2);}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}

.rel-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-card);
  transition:transform var(--ease),box-shadow var(--ease);
}
.rel-card:hover{transform:translateY(-4px);box-shadow:var(--sh-card-hover);text-decoration:none;}
.rel-thumb{aspect-ratio:16/9;overflow:hidden;background:#EFEDE9;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.rel-card:hover .rel-thumb img{transform:scale(1.04);}
.rel-body{padding:20px 22px 22px;}
.rel-body h3{font-size:18px;font-weight:700;margin-bottom:8px;color:var(--text);line-height:1.4;}
.rel-card:hover .rel-body h3{color:var(--brand);}
.rel-body p{
  color:var(--text-2);font-size:14.5px;margin:0 0 14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;color:var(--text-3);font-size:13px;font-variant-numeric:tabular-nums;}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--r-lg);padding:48px 44px;background:var(--dark);color:var(--dark-text);
  box-shadow:var(--sh-dark);position:relative;overflow:hidden;
}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.16;}
.cta-band > *{position:relative;}
.cta-band h2{font-size:clamp(24px,3.2vw,34px);margin-bottom:12px;}
.cta-band p{color:var(--dark-text-2);max-width:640px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.cta-link{color:var(--lime);font-weight:700;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:background var(--ease),border-color var(--ease);
}
.faq-item[open],.faq-item.is-open{background:#FBFAF8;border-color:rgba(255,77,46,.28);}
.faq-q{
  display:flex;align-items:center;gap:14px;width:100%;min-height:60px;padding:0 22px;
  background:transparent;border:0;text-align:left;font-size:16.5px;font-weight:700;color:var(--text);
  cursor:pointer;position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:var(--r-pill);
  background:var(--grad);opacity:0;transition:opacity var(--ease);
}
.faq-item.is-open .faq-q::before{opacity:1;}
.faq-q .idx{font-variant-numeric:tabular-nums;font-weight:800;color:var(--brand);font-size:14px;}
.faq-q .chev{margin-left:auto;color:var(--text-3);transition:transform var(--ease);}
.faq-item.is-open .faq-q .chev{transform:rotate(180deg);color:var(--brand);}
.faq-a{padding:0 22px 22px 58px;color:var(--text-2);font-size:15.5px;line-height:1.85;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:var(--dark-text-2);position:relative;}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad);}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.3fr;gap:36px;
  padding:64px 0 40px;
}
.footer-brand .brand{color:var(--dark-text);margin-bottom:16px;}
.footer-brand p{font-size:14.5px;line-height:1.8;color:var(--dark-text-2);max-width:340px;}
.footer-social{display:flex;gap:10px;margin-top:18px;}
.footer-social a{
  width:42px;height:42px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--dark-card);border:1px solid var(--dark-line);color:var(--dark-text-2);
}
.footer-social a:hover{color:var(--lime);border-color:rgba(200,255,77,.5);transform:translateY(-2px);text-decoration:none;}
.footer-col-title{font-size:13px;letter-spacing:1.4px;color:#7C8393;font-weight:700;margin:0 0 16px;}
.footer-links{display:flex;flex-direction:column;gap:2px;}
.footer-links a{
  display:inline-flex;align-items:center;min-height:38px;color:var(--dark-text-2);font-size:14.5px;
  transition:color var(--ease),transform var(--ease);
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);text-decoration:none;}
.footer-form label{display:block;font-size:13px;color:#7C8393;margin-bottom:10px;}
.footer-input{display:flex;gap:8px;}
.footer-input input{
  flex:1;min-width:0;height:48px;border-radius:var(--r-input);border:1px solid var(--dark-line);
  background:var(--dark-card);color:var(--dark-text);padding:0 14px;outline:0;
}
.footer-input input::placeholder{color:#6C7280;}
.footer-input input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.18);}
.footer-input .btn-brand{min-height:48px;box-shadow:none;}
.footer-note{font-size:12.5px;color:#6C7280;margin:12px 0 0;}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:22px 0;border-top:1px solid var(--dark-line);font-size:13.5px;color:#7C8393;
}
.footer-bottom a{color:#7C8393;}
.footer-bottom a:hover{color:var(--lime);}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .article-grid{grid-template-columns:minmax(0,1fr);}
  .side-stack{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:991.98px){
  .header-inner{min-height:64px;}
  .article-card{padding:28px;}
  .section{padding:64px 0;}
  .cta-band{padding:36px 28px;}
}
@media (max-width:767.98px){
  .grid-2{grid-template-columns:minmax(0,1fr);}
  .article-body{font-size:16px;}
  .article-card{padding:22px;}
  .faq-a{padding-left:22px;}
  .section{padding:52px 0;}
}
@media (max-width:575.98px){
  .shell{padding:0 16px;}
  .article-foot .action-row .btn-x{width:100%;}
  .footer-grid{grid-template-columns:minmax(0,1fr);padding:48px 0 30px;}
  .footer-input{flex-direction:column;}
  .footer-input .btn-brand{width:100%;}
  .cta-actions .btn-x{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#FF4D2E;
  --brand-2:#FF2E7E;
  --violet:#7C5CFF;
  --lime:#C8FF4D;
  --ink:#0B0E14;
  --paper:#F6F5F2;
  --card:#FFFFFF;
  --line:#E7E4DE;
  --line-dark:rgba(255,255,255,.10);
  --t1:#101319;
  --t2:#5B6270;
  --t3:#8A909B;
  --d1:#F2F3F5;
  --d2:#A7ADBB;
  --ok:#12B981;
  --warn:#F5A524;
  --err:#E5484D;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-xs:12px;
  --r-pill:999px;
  --sh1:0 16px 40px rgba(16,19,25,.08);
  --sh2:0 24px 56px rgba(16,19,25,.14);
  --shd:0 20px 50px rgba(0,0,0,.45);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --grad:linear-gradient(120deg,#FF4D2E 0%,#FF2E7E 55%,#7C5CFF 100%);
  --bs-body-bg:transparent;
  --bs-body-color:var(--t1);
  --bs-border-color:var(--line);
  --bs-link-color:var(--brand);
  --bs-link-hover-color:var(--lime);
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--t1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--brand);text-decoration:none;transition:var(--ease)}
a:hover{color:var(--brand-2);text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4,h5{margin:0;color:inherit;letter-spacing:-.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}

.shell{max-width:1240px;margin:0 auto;padding:0 20px}
.top-strip{height:4px;background:var(--grad)}

/* ============ Header / Nav ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,14,20,.96);
  border-bottom:1px solid var(--line-dark);
  transition:var(--ease);
}
.site-header.is-stuck{box-shadow:0 12px 32px rgba(0,0,0,.35);background:rgba(11,14,20,.99)}
.header-inner{display:flex;align-items:center;gap:22px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--grad);
  display:inline-flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;box-shadow:0 8px 18px rgba(255,77,46,.35);flex:0 0 auto;
}
.brand-name{color:#fff;font-weight:800;font-size:19px;letter-spacing:.5px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:8px}
.main-nav .nav-link{
  position:relative;display:inline-flex;align-items:center;min-height:44px;
  padding:0 15px;color:var(--d2);font-size:15px;font-weight:600;border-radius:var(--r-pill);
  transition:var(--ease);text-decoration:none;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.07);text-decoration:none}
.main-nav .nav-link.active{color:#fff}
.main-nav .nav-link.active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:7px;height:3px;border-radius:999px;background:var(--grad);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.nav-search{
  display:flex;align-items:center;gap:6px;height:44px;padding:0 6px 0 14px;
  border:1px solid var(--line-dark);background:rgba(255,255,255,.05);border-radius:var(--r-pill);
}
.nav-search i{color:var(--d2);font-size:13px}
.nav-search input{
  width:160px;background:transparent;border:0;outline:0;color:#fff;font-size:14px;
}
.nav-search input::placeholder{color:#6E7482}
.nav-search button{
  height:34px;padding:0 16px;border-radius:var(--r-pill);background:var(--grad);color:#fff;
  font-size:13px;font-weight:700;transition:var(--ease);
}
.nav-search button:hover{filter:brightness(1.08)}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:var(--r-xs);
  border:1px solid var(--line-dark);color:#fff;font-size:18px;
}
.nav-toggle:hover{background:rgba(255,255,255,.08)}

/* Buttons */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  font-size:15px;font-weight:700;transition:var(--ease);text-decoration:none;white-space:nowrap;
}
.btn-x:hover{text-decoration:none}
.btn-brand{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,77,46,.30)}
.btn-brand:hover{transform:translateY(-2px);filter:brightness(1.06);color:#fff;box-shadow:0 16px 40px rgba(255,77,46,.35)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 8px 18px rgba(255,77,46,.28)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.24);color:#fff;background:transparent}
.btn-ghost:hover{border-color:rgba(255,255,255,.55);color:#fff;transform:translateY(-2px)}
.btn-outline{border:1.5px solid var(--brand);color:var(--brand);background:transparent}
.btn-outline:hover{background:rgba(255,77,46,.07);color:var(--brand);transform:translateY(-2px)}
.btn-solid-dark{background:var(--ink);color:#fff}
.btn-solid-dark:hover{color:#fff;transform:translateY(-2px)}

/* Offcanvas drawer */
.nav-drawer{width:320px;max-width:88vw}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.nav-drawer .brand-name{color:var(--t1)}
.nav-drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px}
.drawer-search{background:var(--paper);border-color:var(--line);padding-left:16px}
.drawer-search input{width:100%;color:var(--t1)}
.drawer-search input::placeholder{color:var(--t3)}
.drawer-search i{color:var(--t3)}
.drawer-links{display:flex;flex-direction:column;gap:4px}
.drawer-links a{
  position:relative;display:flex;align-items:center;min-height:48px;padding:0 14px;
  border-radius:var(--r-xs);color:var(--t1);font-weight:600;text-decoration:none;
}
.drawer-links a:hover{background:var(--paper);text-decoration:none}
.drawer-links a.active{background:rgba(255,77,46,.08);color:var(--brand)}
.drawer-links a.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:999px;background:var(--grad);
}

/* ============ Page hero ============ */
.page-hero{padding:36px 0 8px}
.hero-card{
  display:grid;grid-template-columns:1.12fr .88fr;gap:34px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:40px;box-shadow:var(--sh1);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--t3);margin-bottom:16px}
.crumbs a{color:var(--t2)}
.crumbs a:hover{color:var(--brand)}
.crumbs span[aria-current]{color:var(--t1);font-weight:600}
.hero-card h1{font-size:clamp(30px,5vw,46px);font-weight:800;line-height:1.2;margin-bottom:14px}
.hero-card h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:17px;color:var(--t2);max-width:560px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-trust{display:flex;flex-wrap:wrap;gap:18px;margin-top:24px;padding-top:20px;border-top:1px dashed var(--line)}
.hero-trust span{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--t2)}
.hero-trust i{color:var(--brand)}
.hero-media{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;background:var(--ink)}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,77,46,.45),rgba(124,92,255,.32));
}
.hero-float{
  position:absolute;left:18px;bottom:18px;z-index:2;
  background:rgba(11,14,20,.82);border:1px solid var(--line-dark);
  color:#fff;border-radius:var(--r-md);padding:12px 18px;backdrop-filter:blur(6px);
}
.hero-float strong{display:block;font-size:26px;font-weight:800;letter-spacing:-.5px;color:var(--lime);font-variant-numeric:tabular-nums}
.hero-float small{font-size:12px;color:var(--d2)}

/* ============ Stats ============ */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:34px 0 0}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 22px;transition:var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh1)}
.stat-card strong{
  display:block;font-size:34px;font-weight:800;letter-spacing:-1px;color:var(--brand);
  font-variant-numeric:tabular-nums;line-height:1.1;
}
.stat-card strong i{font-size:13px;font-style:normal;color:var(--t3);font-weight:600;margin-left:4px}
.stat-card p{margin-top:6px;font-size:13.5px;color:var(--t2)}

/* ============ Section heads ============ */
.section{padding:64px 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;flex-wrap:wrap}
.section-head h2{font-size:clamp(24px,3.2vw,34px);font-weight:700;line-height:1.25}
.section-head p{margin-top:10px;color:var(--t2);font-size:15px;max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:700;letter-spacing:1.2px;
  color:var(--brand);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:18px;height:3px;border-radius:999px;background:var(--grad)}

/* ============ Flow: left filter + right list ============ */
.flow-wrap{display:grid;grid-template-columns:264px 1fr;gap:32px;align-items:start}
.filter-panel{
  position:sticky;top:96px;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh1);
}
.filter-panel h3{font-size:15px;font-weight:700;margin-bottom:14px}
.filter-group{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px}
.pill{
  display:inline-flex;align-items:center;min-height:38px;padding:0 15px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:#fff;color:var(--t2);font-size:13.5px;font-weight:600;transition:var(--ease);
}
.pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.pill.active{background:var(--ink);border-color:var(--ink);color:#fff}
.filter-sep{height:1px;background:var(--line);margin:4px 0 20px}
.filter-note{
  font-size:13px;color:var(--t2);background:var(--paper);border-radius:var(--r-xs);padding:14px;
  border:1px dashed var(--line);
}
.filter-note strong{color:var(--brand)}

.flow-list{display:flex;flex-direction:column;gap:22px}
.flow-item{
  display:grid;grid-template-columns:290px 1fr;gap:26px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh1);transition:var(--ease);
}
.flow-item:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.flow-item.reverse{grid-template-columns:1fr 290px}
.flow-item.reverse .flow-media{grid-column:2;grid-row:1}
.flow-item.reverse .flow-body{grid-column:1;grid-row:1}
.flow-media{
  position:relative;border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/10;background:var(--paper);
}
.flow-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s cubic-bezier(.2,.7,.3,1)}
.flow-item:hover .flow-media img{transform:scale(1.04)}
.flow-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;background:rgba(124,92,255,.10);color:var(--violet);
}
.tag.orange{background:rgba(255,77,46,.10);color:var(--brand)}
.flow-body h3{font-size:20px;font-weight:700;line-height:1.4;margin-bottom:10px}
.flow-body h3 a{color:var(--t1);text-decoration:none}
.flow-body h3 a:hover{color:var(--brand)}
.flow-body p{color:var(--t2);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.flow-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:16px}
.data-badge{
  display:inline-flex;align-items:baseline;gap:6px;padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(200,255,77,.24);
}
.data-badge strong{font-size:19px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.3px}
.data-badge span{font-size:12px;color:var(--t2)}
.flow-empty{
  display:none;background:var(--card);border:1px dashed var(--line);border-radius:var(--r-lg);
  padding:48px 24px;text-align:center;color:var(--t2);
}
.flow-empty.show{display:block}
.flow-empty i{font-size:30px;color:var(--brand);display:block;margin-bottom:12px}

/* ============ Feature cards ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.feature-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;transition:var(--ease);position:relative;overflow:hidden;
}
.feature-card::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--grad);opacity:0;transition:var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.feature-card:hover::before{opacity:1}
.feature-icon{
  width:48px;height:48px;border-radius:var(--r-sm);display:inline-flex;align-items:center;justify-content:center;
  background:rgba(124,92,255,.12);color:var(--violet);font-size:19px;margin-bottom:18px;
}
.feature-card h3{font-size:19px;font-weight:700;margin-bottom:10px}
.feature-card p{color:var(--t2);font-size:15px}
.feature-list{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.feature-list li{position:relative;padding-left:20px;font-size:14px;color:var(--t2)}
.feature-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--lime);
}

/* ============ Steps ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;transition:var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh2)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--r-sm);
  background:var(--grad);color:#fff;font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  box-shadow:0 10px 24px rgba(255,77,46,.28);margin-bottom:16px;
}
.step h3{font-size:17.5px;font-weight:700;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--t2)}

/* ============ Notice band ============ */
.notice-band{
  margin-top:64px;border-radius:var(--r-lg);background:var(--grad);
  padding:34px 40px;display:flex;flex-wrap:wrap;align-items:center;gap:24px;color:#fff;
  box-shadow:0 24px 56px rgba(255,46,126,.22);
}
.notice-band h3{font-size:21px;font-weight:800;margin-bottom:6px}
.notice-band p{font-size:15px;color:rgba(255,255,255,.9);max-width:720px}
.notice-band .btn-x{margin-left:auto;background:#fff;color:var(--brand)}
.notice-band .btn-x:hover{color:var(--brand-2)}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.accordion{--bs-accordion-border-color:transparent;--bs-accordion-bg:transparent}
.acc-item{
  background:var(--card);border:1px solid var(--line);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:var(--ease);
}
.acc-item:hover{border-color:#DAD5CC}
.acc-head{margin:0}
.acc-btn{
  position:relative;width:100%;display:flex;align-items:center;gap:16px;text-align:left;
  padding:20px 24px 20px 62px;font-size:16.5px;font-weight:700;color:var(--t1);transition:var(--ease);
}
.acc-btn::before{
  counter-increment:faq;content:counter(faq,decimal-leading-zero);
  position:absolute;left:24px;top:50%;transform:translateY(-50%);
  font-size:13px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:.5px;
}
.acc-btn::after{
  content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  margin-left:auto;color:var(--t3);transition:var(--ease);font-size:14px;
}
.acc-btn[aria-expanded="true"]::after{transform:rotate(180deg);color:var(--brand)}
.acc-btn[aria-expanded="true"]{background:#FBFAF7}
.acc-item .acc-panel{border-top:1px solid var(--line)}
.acc-panel-inner{padding:18px 24px 22px 62px;color:var(--t2);font-size:15px;position:relative}
.acc-panel-inner::before{
  content:"";position:absolute;left:24px;top:18px;bottom:22px;width:3px;border-radius:999px;background:var(--grad);
}
.accordion{counter-reset:faq}

/* ============ CTA ============ */
.cta-block{
  margin:72px 0 0;background:var(--ink);border-radius:var(--r-lg);padding:52px 48px;
  display:grid;grid-template-columns:1.3fr .7fr;gap:36px;align-items:center;
  box-shadow:var(--shd);overflow:hidden;position:relative;
}
.cta-block::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(124,92,255,.45),transparent 68%);
}
.cta-block h2{color:#fff;font-size:clamp(24px,3.2vw,34px);line-height:1.25;margin-bottom:14px}
.cta-block p{color:var(--d2);font-size:15.5px;max-width:600px}
.cta-actions{display:flex;flex-direction:column;gap:14px;position:relative;z-index:2}
.cta-actions .btn-x{width:100%}
.cta-mini{color:var(--d2);font-size:13px;text-align:center}

/* ============ Footer ============ */
.site-footer{margin-top:80px;background:var(--ink);color:var(--d2);border-top:4px solid transparent;
  border-image:var(--grad) 1;position:relative}
.site-footer::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--grad)}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px;padding:60px 0 44px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--d2);max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:40px;height:40px;border-radius:var(--r-xs);display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);color:var(--d2);transition:var(--ease);
}
.footer-social a:hover{color:var(--lime);border-color:rgba(200,255,77,.4);transform:translateY(-2px)}
.footer-col-title{font-size:13px;letter-spacing:1.4px;color:#7D8492;font-weight:700;margin-bottom:16px}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--d2);font-size:14.5px;transition:var(--ease)}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);text-decoration:none}
.footer-form label{font-size:13px;color:var(--d2);display:block;margin-bottom:10px}
.footer-input{display:flex;gap:8px}
.footer-input input{
  flex:1;min-height:48px;padding:0 14px;border-radius:var(--r-xs);
  border:1px solid var(--line-dark);background:rgba(255,255,255,.05);color:#fff;outline:0;transition:var(--ease);
}
.footer-input input::placeholder{color:#6E7482}
.footer-input input:focus{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.18)}
.footer-input .btn-x{min-height:48px;padding:0 18px}
.footer-note{font-size:12.5px;color:#7D8492;margin-top:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  border-top:1px solid var(--line-dark);padding:22px 0 28px;font-size:13px;color:#7D8492;
}
.footer-bottom a{color:#9AA1AF}
.footer-bottom a:hover{color:var(--lime)}

/* ============ Responsive ============ */
@media (max-width:1199.98px){
  .nav-search input{width:110px}
  .flow-wrap{grid-template-columns:220px 1fr;gap:24px}
  .flow-item{grid-template-columns:240px 1fr}
  .flow-item.reverse{grid-template-columns:1fr 240px}
}
@media (max-width:991.98px){
  .section{padding:56px 0 0}
  .hero-card{grid-template-columns:1fr;padding:30px;gap:26px}
  .hero-media{aspect-ratio:16/9}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .flow-wrap{grid-template-columns:1fr}
  .filter-panel{position:static}
  .filter-group{overflow-x:auto;flex-wrap:nowrap;padding-bottom:4px}
  .flow-item,.flow-item.reverse{grid-template-columns:1fr}
  .flow-item.reverse .flow-media,.flow-item.reverse .flow-body{grid-column:1;grid-row:auto}
  .flow-media{aspect-ratio:16/9}
  .feature-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .cta-block{grid-template-columns:1fr;padding:40px 32px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px;padding:48px 0 36px}
}
@media (max-width:575.98px){
  .shell{padding:0 16px}
  .section{padding:46px 0 0}
  .page-hero{padding-top:24px}
  .hero-card{padding:24px;border-radius:var(--r-md)}
  .hero-actions .btn-x{width:100%}
  .stat-card strong{font-size:28px}
  .steps{grid-template-columns:1fr}
  .notice-band{padding:28px 22px;border-radius:var(--r-md)}
  .notice-band .btn-x{margin-left:0;width:100%}
  .acc-btn{padding:18px 18px 18px 54px;font-size:15.5px}
  .acc-btn::before{left:18px}
  .acc-panel-inner{padding:16px 18px 20px 54px}
  .acc-panel-inner::before{left:18px}
  .cta-block{padding:32px 22px;border-radius:var(--r-md)}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --brand:#FF4D2E;
  --brand-deep:#E03A1E;
  --brand-2:#FF2E7E;
  --violet:#7C5CFF;
  --lime:#C8FF4D;
  --dark:#0B0E14;
  --dark-2:#141822;
  --paper:#F6F5F2;
  --white:#FFFFFF;
  --ink:#101319;
  --ink-2:#5B6270;
  --ink-3:#8A909B;
  --line:#E7E4DE;
  --line-dark:rgba(255,255,255,.10);
  --ok:#12B981;
  --warn:#F5A524;
  --err:#E5484D;
  --grad:linear-gradient(120deg,#FF4D2E 0%,#FF2E7E 55%,#7C5CFF 100%);
  --r-xl:26px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(16,19,25,.08);
  --sh-2:0 24px 56px rgba(16,19,25,.14);
  --sh-dark:0 20px 50px rgba(0,0,0,.45);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --bs-body-font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--bs-body-font-family);
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),text-decoration-color var(--ease);}
a:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px;}
h1,h2,h3,h4{margin:0;color:inherit;letter-spacing:-.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px;}

.shell{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
}
.section{padding:92px 0;}
.section-tight{padding:64px 0;}
.section-dark{background:var(--dark);color:#F2F3F5;}

/* ============ 通用标题 ============ */
.sec-head{max-width:720px;margin-bottom:44px;}
.sec-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--brand);text-transform:uppercase;margin-bottom:14px;
}
.sec-kicker::before{content:"";width:22px;height:2px;background:var(--grad);border-radius:2px;}
.sec-title{font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25;}
.sec-sub{margin-top:14px;color:var(--ink-2);font-size:16px;line-height:1.75;}
.section-dark .sec-sub{color:#A7ADBB;}

/* ============ 按钮 ============ */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;line-height:1;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),filter var(--ease);
  white-space:nowrap;
}
.btn-x:hover{text-decoration:none;}
.btn-brand{
  background:var(--grad);color:#fff;
  box-shadow:0 10px 26px rgba(255,77,46,.28);
}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 40px rgba(255,77,46,.35);}
.btn-brand:active{transform:translateY(0);box-shadow:0 8px 18px rgba(255,77,46,.28);}
.btn-outline-brand{background:transparent;border-color:var(--brand);color:var(--brand);}
.btn-outline-brand:hover{background:rgba(255,77,46,.08);color:var(--brand-deep);transform:translateY(-2px);}
.btn-ghost{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.24);color:#F2F3F5;}
.btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;transform:translateY(-2px);border-color:rgba(255,255,255,.4);}
.btn-x:disabled,.btn-x.disabled{opacity:.45;cursor:not-allowed;transform:none;box-shadow:none;}
.btn-sm-x{min-height:40px;padding:0 20px;font-size:14px;}
.btn-block{width:100%;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease);
}
.site-header.is-scrolled{box-shadow:0 10px 30px rgba(16,19,25,.09);}
.header-inner{display:flex;align-items:center;gap:22px;height:72px;}
.brand{
  display:inline-flex;align-items:center;gap:10px;
  font-size:17px;font-weight:800;color:var(--ink);letter-spacing:-.2px;
  flex-shrink:0;
}
.brand:hover{color:var(--ink);text-decoration:none;}
.brand-mark{
  width:30px;height:30px;border-radius:9px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad);color:#fff;font-size:14px;
  box-shadow:0 8px 18px rgba(255,77,46,.32);
  flex-shrink:0;
}
.brand-name{white-space:nowrap;}

.main-nav{display:flex;align-items:center;gap:6px;margin-left:8px;}
.main-nav .nav-link{
  position:relative;
  padding:9px 14px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;color:var(--ink-2);
  transition:color var(--ease),background var(--ease);
}
.main-nav .nav-link:hover{color:var(--ink);background:rgba(16,19,25,.05);text-decoration:none;}
.main-nav .nav-link.active{color:var(--brand);background:rgba(255,77,46,.09);}
.main-nav .nav-link.active::after{
  content:"";position:absolute;left:50%;transform:translateX(-50%);
  bottom:2px;width:18px;height:3px;border-radius:3px;background:var(--grad);
}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:44px;padding:0 6px 0 16px;
  background:#F1EFEB;border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.search-box:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,77,46,.12);}
.search-box i{color:var(--ink-3);font-size:14px;}
.search-box input{
  width:170px;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);
}
.search-box input::placeholder{color:var(--ink-3);}
.search-box button{
  width:36px;height:36px;border:0;border-radius:var(--r-sm);
  background:var(--grad);color:#fff;font-size:13px;cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:filter var(--ease),transform var(--ease);
}
.search-box button:hover{filter:brightness(1.08);transform:translateY(-1px);}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:var(--r-sm);
  border:1px solid var(--line);background:#fff;color:var(--ink);
  display:inline-flex;align-items:center;justify-content:center;font-size:18px;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:rgba(255,77,46,.08);border-color:var(--brand);color:var(--brand);}

/* 移动抽屉 */
.drawer{width:330px !important;background:var(--dark);color:#F2F3F5;}
.drawer .offcanvas-header{
  padding:20px 22px;border-bottom:1px solid var(--line-dark);
}
.drawer .brand{color:#F2F3F5;}
.drawer .brand:hover{color:#fff;}
.drawer-close{
  width:40px;height:40px;border-radius:12px;border:1px solid var(--line-dark);
  background:rgba(255,255,255,.05);color:#F2F3F5;font-size:16px;
  display:inline-flex;align-items:center;justify-content:center;
}
.drawer-close:hover{border-color:var(--brand);color:var(--brand);}
.drawer .offcanvas-body{padding:22px;}
.drawer-search{
  display:flex;align-items:center;gap:10px;
  height:48px;padding:0 16px;margin-bottom:20px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line-dark);border-radius:var(--r-sm);
}
.drawer-search i{color:#A7ADBB;}
.drawer-search input{flex:1;border:0;background:transparent;outline:none;color:#F2F3F5;font-size:14px;}
.drawer-search input::placeholder{color:#6D7488;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.drawer-nav a{
  position:relative;display:flex;align-items:center;
  min-height:48px;padding:0 16px 0 18px;border-radius:var(--r-sm);
  color:#A7ADBB;font-size:15px;font-weight:600;
  transition:background var(--ease),color var(--ease);
}
.drawer-nav a:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none;}
.drawer-nav a.active{background:rgba(255,77,46,.14);color:#fff;}
.drawer-nav a.active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--grad);
}

/* ============ 分类页短 Hero ============ */
.page-hero{
  position:relative;overflow:hidden;
  background:var(--dark);color:#F2F3F5;
  border-bottom:1px solid var(--line-dark);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(620px 300px at 12% 18%,rgba(255,77,46,.30),transparent 66%),
    radial-gradient(720px 340px at 88% 0%,rgba(124,92,255,.32),transparent 68%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.9;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,14,20,.62) 0%,rgba(11,14,20,.86) 100%);
}
.page-hero .shell{position:relative;z-index:2;}
.hero-inner{padding:52px 0 56px;min-height:264px;display:flex;flex-direction:column;justify-content:center;}
.breadcrumb-line{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;color:#A7ADBB;margin-bottom:20px;
}
.breadcrumb-line a{color:#A7ADBB;}
.breadcrumb-line a:hover{color:var(--lime);text-decoration:none;}
.breadcrumb-line .sep{color:#4A5164;}
.breadcrumb-line .current{color:#F2F3F5;font-weight:600;}
.page-hero h1{
  font-size:clamp(30px,5vw,48px);font-weight:800;line-height:1.2;
  letter-spacing:-.5px;max-width:820px;
}
.page-hero h1 .hl{color:var(--lime);}
.hero-lead{
  margin-top:18px;max-width:680px;
  font-size:17px;line-height:1.8;color:#C7CCD8;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:30px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;
}
.hero-chip{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 16px;border-radius:var(--r-pill);
  background:rgba(200,255,77,.14);
  border:1px solid rgba(200,255,77,.24);
  color:#DCFDA0;font-size:13px;font-weight:600;
}
.hero-chip i{font-size:12px;}

/* ============ 数据徽章 ============ */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease);
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.stat-num{
  font-size:34px;font-weight:800;letter-spacing:-1px;line-height:1.1;
  font-variant-numeric:tabular-nums;color:var(--brand);
}
.stat-num span{font-size:12px;font-weight:600;color:var(--ink-3);margin-left:4px;letter-spacing:0;}
.stat-label{margin-top:8px;font-size:14px;color:var(--ink-2);}

/* ============ 图文卡片网格 ============ */
.channel-grid{
  display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:28px;
}
.entry-card{
  display:flex;flex-direction:column;height:100%;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DCD7CE;}
.entry-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9E6E0;}
.entry-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.entry-card:hover .entry-thumb img{transform:scale(1.04);}
.entry-flag{
  position:absolute;top:14px;left:14px;
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;border-radius:var(--r-pill);
  background:rgba(11,14,20,.72);backdrop-filter:blur(6px);
  color:#fff;font-size:12px;font-weight:700;letter-spacing:.02em;
}
.entry-flag.lime{background:rgba(200,255,77,.92);color:#1A2205;}
.entry-body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1;}
.entry-tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:var(--r-pill);
  background:rgba(124,92,255,.10);color:#5B44C9;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.tag-lime{background:rgba(200,255,77,.24);color:#4C6B08;}
.tag-brand{background:rgba(255,77,46,.10);color:var(--brand-deep);}
.entry-title{font-size:21px;font-weight:700;line-height:1.4;margin-bottom:10px;}
.entry-title a{color:var(--ink);}
.entry-title a:hover{color:var(--brand);text-decoration:none;}
.entry-desc{
  color:var(--ink-2);font-size:15px;line-height:1.75;margin-bottom:18px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.entry-foot{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums;
}
.entry-foot .more{color:var(--brand);font-weight:700;}
.entry-card:hover .entry-foot .more{color:var(--brand-deep);}

/* ============ 步骤条 ============ */
.step-rail{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  position:relative;
}
.step-rail::before{
  content:"";position:absolute;top:30px;left:9%;right:9%;
  border-top:2px dashed #DAD5CC;z-index:0;
}
.step-node{
  position:relative;z-index:1;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px 22px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-node:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(255,77,46,.45);}
.step-num{
  width:60px;height:60px;border-radius:20px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px;
  background:var(--grad);color:#fff;box-shadow:0 12px 26px rgba(255,77,46,.26);
  margin-bottom:18px;
}
.step-node h3{font-size:18px;font-weight:700;margin-bottom:10px;}
.step-node p{font-size:14.5px;color:var(--ink-2);line-height:1.72;}

/* ============ 自查区 ============ */
.check-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start;}
.check-panel{
  background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);
  padding:32px;box-shadow:var(--sh-1);
}
.check-list{display:flex;flex-direction:column;gap:6px;margin-top:22px;}
.check-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:16px 4px;border-bottom:1px dashed var(--line);
  font-size:15px;color:var(--ink-2);line-height:1.7;
}
.check-list li:last-child{border-bottom:0;}
.check-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:9px;margin-top:3px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(200,255,77,.30);color:#3F5A05;font-size:12px;
}
.side-panel{
  background:var(--dark);color:#F2F3F5;border-radius:var(--r-lg);
  padding:30px;box-shadow:var(--sh-dark);position:relative;overflow:hidden;
}
.side-panel::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(420px 220px at 80% 0%,rgba(124,92,255,.34),transparent 70%);
  pointer-events:none;
}
.side-panel > *{position:relative;z-index:1;}
.side-panel h3{font-size:19px;font-weight:700;margin-bottom:8px;}
.side-panel p{color:#A7ADBB;font-size:14.5px;line-height:1.75;}
.side-list{display:flex;flex-direction:column;gap:14px;margin-top:22px;}
.side-list li{
  background:rgba(255,255,255,.04);border:1px solid var(--line-dark);
  border-radius:var(--r-sm);padding:16px 18px;
  transition:border-color var(--ease),background var(--ease);
}
.side-list li:hover{border-color:rgba(200,255,77,.42);background:rgba(255,255,255,.07);}
.side-list strong{
  display:block;font-size:15px;font-weight:700;color:#F2F3F5;
  font-variant-numeric:tabular-nums;margin-bottom:4px;
}
.side-list span{font-size:13.5px;color:#A7ADBB;}
.side-cta{margin-top:24px;}

/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--grad);
  color:#fff;padding:52px 48px;
  box-shadow:0 24px 60px rgba(255,46,126,.26);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:280px;height:280px;
  border-radius:50%;background:rgba(255,255,255,.14);
}
.cta-band h2{font-size:clamp(23px,3vw,32px);font-weight:800;line-height:1.25;position:relative;z-index:1;}
.cta-band p{margin-top:14px;font-size:16px;color:rgba(255,255,255,.9);max-width:620px;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:16px;margin-top:28px;position:relative;z-index:1;}
.cta-band .btn-light-x{
  background:#fff;color:#C42A66;
  box-shadow:0 12px 30px rgba(0,0,0,.16);
}
.cta-band .btn-light-x:hover{color:#A21F52;transform:translateY(-2px);}
.cta-band .btn-ghost:hover{background:rgba(255,255,255,.14);}

/* ============ FAQ ============ */
.faq-accordion{display:flex;flex-direction:column;gap:12px;}
.faq-accordion .accordion-item{
  position:relative;overflow:hidden;
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:none;
}
.faq-accordion .accordion-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;
  background:var(--grad);opacity:0;transition:opacity var(--ease);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed))::before{opacity:1;}
.faq-accordion .accordion-button{
  background:#fff;color:var(--ink);
  font-size:16.5px;font-weight:700;line-height:1.6;
  padding:20px 22px;border-radius:16px !important;
  display:flex;align-items:center;gap:14px;
  box-shadow:none;
}
.faq-accordion .accordion-button::after{
  margin-left:auto;flex-shrink:0;
  background-image:none;
  content:"\f067";
  font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:14px;color:var(--brand);
  width:30px;height:30px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,77,46,.10);
  transition:transform var(--ease),background var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand-deep);
  background:rgba(255,77,46,.05);
  box-shadow:none;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  content:"\f068";transform:rotate(180deg);background:rgba(255,77,46,.16);
}
.faq-accordion .accordion-button:focus{box-shadow:0 0 0 4px rgba(255,77,46,.14);border-color:var(--brand);}
.faq-accordion .accordion-body{
  padding:0 22px 22px 66px;color:var(--ink-2);font-size:15px;line-height:1.8;
}
.faq-num{
  flex-shrink:0;font-size:14px;font-weight:800;font-variant-numeric:tabular-nums;
  color:var(--brand);letter-spacing:.02em;
}

/* ============ 继续浏览 ============ */
.more-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.more-card{
  display:block;background:#fff;border:1px solid var(--line);
  border-radius:var(--r-md);padding:26px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.more-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,77,46,.4);text-decoration:none;}
.more-card .more-ico{
  width:44px;height:44px;border-radius:14px;margin-bottom:16px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(124,92,255,.10);color:var(--violet);font-size:17px;
  transition:background var(--ease),color var(--ease);
}
.more-card:hover .more-ico{background:rgba(255,77,46,.12);color:var(--brand);}
.more-card h3{font-size:18px;font-weight:700;color:var(--ink);margin-bottom:8px;}
.more-card p{font-size:14.5px;color:var(--ink-2);line-height:1.72;}
.more-card .more-link{
  display:inline-flex;align-items:center;gap:8px;margin-top:16px;
  font-size:14px;font-weight:700;color:var(--brand);
}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;background:var(--dark);color:#A7ADBB;
  padding:68px 0 0;margin-top:0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad);
}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:44px;
  padding-bottom:52px;
}
.footer-brand .brand{color:#F2F3F5;margin-bottom:18px;}
.footer-brand .brand:hover{color:#fff;}
.footer-brand p{font-size:14.5px;line-height:1.8;color:#8E95A6;max-width:330px;}
.footer-social{display:flex;gap:12px;margin-top:22px;}
.footer-social a{
  width:40px;height:40px;border-radius:12px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);
  color:#C7CCD8;font-size:15px;
  transition:color var(--ease),border-color var(--ease),transform var(--ease),background var(--ease);
}
.footer-social a:hover{color:var(--lime);border-color:rgba(200,255,77,.45);background:rgba(200,255,77,.08);transform:translateY(-2px);text-decoration:none;}
.footer-col-title{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:#6D7488;
  text-transform:uppercase;margin-bottom:18px;
}
.footer-links{display:flex;flex-direction:column;gap:12px;}
.footer-links a{
  font-size:14.5px;color:#C7CCD8;
  transition:color var(--ease),transform var(--ease);
}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);text-decoration:none;}
.footer-form label{display:block;font-size:13.5px;color:#8E95A6;margin-bottom:10px;line-height:1.6;}
.footer-input{display:flex;gap:10px;}
.footer-input input{
  flex:1;min-width:0;height:48px;padding:0 16px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-dark);
  border-radius:12px;color:#F2F3F5;font-size:14px;outline:none;
  transition:border-color var(--ease),box-shadow var(--ease),background var(--ease);
}
.footer-input input::placeholder{color:#6D7488;}
.footer-input input:focus{border-color:var(--brand);background:rgba(255,255,255,.08);box-shadow:0 0 0 4px rgba(255,77,46,.16);}
.footer-input .btn-x{min-height:48px;padding:0 22px;}
.footer-note{margin-top:12px;font-size:12.5px;color:#6D7488;line-height:1.6;}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:22px 0 30px;border-top:1px solid var(--line-dark);
  font-size:13.5px;color:#6D7488;
}
.footer-bottom a{color:#8E95A6;}
.footer-bottom a:hover{color:var(--lime);text-decoration:none;}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .header-inner{gap:16px;}
  .search-box input{width:130px;}
}
@media (max-width:991.98px){
  .section{padding:64px 0;}
  .section-tight{padding:48px 0;}
  .sec-head{margin-bottom:32px;}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:18px;}
  .channel-grid{grid-template-columns:1fr;gap:22px;}
  .step-rail{grid-template-columns:1fr;gap:16px;}
  .step-rail::before{display:none;}
  .step-node{display:flex;gap:18px;align-items:flex-start;padding:22px;}
  .step-num{margin-bottom:0;width:48px;height:48px;border-radius:16px;font-size:17px;flex-shrink:0;}
  .check-layout{grid-template-columns:1fr;gap:24px;}
  .cta-band{padding:40px 30px;}
  .more-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;}
  .footer-brand p{max-width:none;}
}
@media (max-width:767.98px){
  .hero-inner{padding:40px 0 44px;min-height:auto;}
  .hero-lead{font-size:15.5px;}
  .hero-actions{gap:12px;}
  .hero-actions .btn-x{flex:1 1 100%;}
  .entry-body{padding:20px;}
  .check-panel{padding:24px 20px;}
  .faq-accordion .accordion-body{padding:0 18px 20px 18px;}
  .cta-band{padding:34px 22px;border-radius:20px;}
  .cta-actions .btn-x{flex:1 1 100%;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575.98px){
  .shell{padding:0 16px;}
  .section{padding:48px 0;}
  body{font-size:15.5px;}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-card{padding:18px;border-radius:16px;}
  .stat-num{font-size:26px;}
  .sec-title{font-size:23px;}
  .entry-title{font-size:19px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-input{flex-direction:column;}
  .footer-input .btn-x{width:100%;}
  .drawer{width:100% !important;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
}

/* roulang page: category3 */
:root{
  --brand:#FF4D2E;
  --brand-deep:#E23A1E;
  --brand-2:#FF2E7E;
  --violet:#7C5CFF;
  --lime:#C8FF4D;
  --ink:#0B0E14;
  --paper:#F6F5F2;
  --surface:#FFFFFF;
  --line:#E7E4DE;
  --t-1:#101319;
  --t-2:#5B6270;
  --t-3:#8A909B;
  --d-1:#F2F3F5;
  --d-2:#A7ADBB;
  --ok:#12B981;
  --warn:#F5A524;
  --err:#E5484D;
  --grad:linear-gradient(120deg,#FF4D2E 0%,#FF2E7E 55%,#7C5CFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(255,77,46,.14) 0%,rgba(124,92,255,.14) 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:18px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(16,19,25,.08);
  --sh-2:0 24px 56px rgba(16,19,25,.14);
  --sh-dark:0 20px 50px rgba(0,0,0,.45);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--t-1);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--brand-deep);text-decoration:underline;text-underline-offset:3px}
button{font:inherit}
input,button,select,textarea{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:6px}

.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 12px 0;z-index:2000}
.skip-link:focus{left:0;color:#fff}

/* ---------- 顶部渐变细条 ---------- */
.top-strip{height:4px;background:var(--grad)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(246,245,242,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow var(--ease),background var(--ease);
}
.site-header.is-stuck{box-shadow:0 10px 30px rgba(16,19,25,.08)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t-1);font-weight:800;font-size:18px;letter-spacing:-.3px}
.brand:hover{color:var(--t-1);text-decoration:none}
.brand-mark{
  width:30px;height:30px;border-radius:9px;background:var(--grad);
  display:grid;place-items:center;color:#fff;font-size:14px;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(255,77,46,.28);
}
.brand-name{white-space:nowrap}

.main-nav{display:flex;align-items:center;gap:4px;margin-left:6px}
.main-nav .nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:44px;padding:8px 15px;border-radius:var(--r-pill);
  color:var(--t-2);font-size:15px;font-weight:600;transition:var(--ease);
}
.main-nav .nav-link:hover{color:var(--t-1);background:rgba(16,19,25,.05);text-decoration:none}
.main-nav .nav-link.active{color:var(--brand)}
.main-nav .nav-link.active::after{
  content:"";position:absolute;left:50%;bottom:3px;transform:translateX(-50%);
  width:20px;height:3px;border-radius:var(--r-pill);background:var(--grad);
}

.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:44px;min-width:250px;padding:4px 4px 4px 14px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:var(--ease);
}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.12)}
.nav-search i{color:var(--t-3);font-size:14px}
.nav-search input{
  flex:1;min-width:0;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--t-1);
}
.nav-search input::placeholder{color:var(--t-3)}
.search-btn{
  height:36px;padding:0 16px;border:0;border-radius:10px;
  background:var(--brand);color:#fff;font-size:14px;font-weight:700;
  cursor:pointer;transition:var(--ease);white-space:nowrap;
}
.search-btn:hover{background:var(--brand-deep)}

.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line);background:var(--surface);color:var(--t-1);
  font-size:17px;cursor:pointer;transition:var(--ease);
}
.nav-toggle:hover{color:var(--brand);border-color:var(--brand)}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-pill);
  border:1.5px solid transparent;font-size:15px;font-weight:700;
  cursor:pointer;transition:var(--ease);text-decoration:none;white-space:nowrap;
}
.btn-x:hover{text-decoration:none}
.btn-brand{background:var(--grad);color:#fff;box-shadow:0 10px 26px rgba(255,77,46,.28)}
.btn-brand:hover{color:#fff;transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 16px 40px rgba(255,77,46,.35)}
.btn-brand:active{transform:translateY(1px);box-shadow:0 6px 16px rgba(255,77,46,.3)}
.btn-line{border-color:var(--brand);color:var(--brand);background:transparent}
.btn-line:hover{color:var(--brand);background:rgba(255,77,46,.08);transform:translateY(-2px)}
.btn-soft{border-color:rgba(16,19,25,.14);color:var(--t-1);background:var(--surface)}
.btn-soft:hover{color:var(--t-1);border-color:rgba(16,19,25,.3);transform:translateY(-2px)}
.btn-ghost-lt{border-color:rgba(255,255,255,.28);color:#fff;background:rgba(255,255,255,.06)}
.btn-ghost-lt:hover{color:#fff;background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-x[disabled],.btn-x.disabled{opacity:.45;pointer-events:none;transform:none}

/* ---------- 移动端抽屉 ---------- */
.drawer{background:var(--ink);color:var(--d-1);width:min(88vw,380px);border-left:1px solid rgba(255,255,255,.08)}
.drawer .offcanvas-header{border-bottom:1px solid rgba(255,255,255,.08);padding:18px 20px}
.drawer .brand{color:#fff}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.16);
  background:transparent;color:#fff;font-size:17px;cursor:pointer;transition:var(--ease);
}
.drawer-close:hover{background:rgba(255,255,255,.1)}
.drawer .offcanvas-body{padding:20px;display:flex;flex-direction:column;gap:20px}
.drawer-search{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:14px;
}
.drawer-search i{color:var(--d-2)}
.drawer-search input{flex:1;min-width:0;border:0;background:transparent;outline:none;color:#fff;font-size:15px}
.drawer-search input::placeholder{color:var(--d-2)}
.drawer-nav{display:flex;flex-direction:column;gap:4px}
.drawer-nav a{
  position:relative;display:flex;align-items:center;min-height:50px;padding:0 16px 0 18px;
  border-radius:14px;color:var(--d-2);font-weight:600;font-size:15.5px;transition:var(--ease);
}
.drawer-nav a:hover{background:rgba(255,255,255,.06);color:#fff;text-decoration:none}
.drawer-nav a.active{background:rgba(255,77,46,.12);color:#fff}
.drawer-nav a.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:var(--r-pill);background:var(--grad);
}

/* ---------- 分类页首屏 ---------- */
.cat-hero{
  position:relative;overflow:hidden;padding:52px 0 56px;
  background:linear-gradient(180deg,#FFFFFF 0%,#F6F5F2 100%);
  border-bottom:1px solid var(--line);
}
.cat-hero::before{
  content:"";position:absolute;right:-160px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:var(--grad);opacity:.10;filter:blur(10px);pointer-events:none;
}
.cat-hero::after{
  content:"";position:absolute;left:-120px;bottom:-180px;width:360px;height:360px;border-radius:50%;
  background:var(--violet);opacity:.09;pointer-events:none;
}
.cat-hero .shell{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--t-3);margin-bottom:20px}
.crumbs a{color:var(--t-2)}
.crumbs a:hover{color:var(--brand)}
.crumbs .sep{color:var(--t-3)}
.crumbs .now{color:var(--t-1);font-weight:600}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:var(--grad-soft);color:var(--brand-deep);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.cat-hero h1{
  margin:18px 0 0;
  font-size:clamp(30px,5vw,50px);
  font-weight:800;line-height:1.2;letter-spacing:-.5px;
}
.cat-hero h1 em{
  font-style:normal;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero .lead{
  max-width:760px;margin-top:16px;font-size:17px;line-height:1.8;color:var(--t-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}

.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:34px}
.stat{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 20px;box-shadow:0 8px 22px rgba(16,19,25,.05);
  transition:var(--ease);
}
.stat:hover{transform:translateY(-3px);box-shadow:var(--sh-1)}
.stat b{
  display:block;font-size:30px;line-height:1.15;font-weight:800;
  color:var(--brand);font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat b small{font-size:13px;font-weight:600;color:var(--t-3);margin-left:3px}
.stat span{display:block;margin-top:4px;font-size:13.5px;color:var(--t-2)}

/* ---------- 通用板块 ---------- */
.sec{padding:88px 0}
.sec-white{background:var(--surface)}
.sec-head{max-width:740px;margin-bottom:44px}
.sec-head .kicker{
  display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;
  color:var(--brand);text-transform:uppercase;margin-bottom:10px;
}
.sec-head h2{
  font-size:clamp(24px,3.2vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.4px;
}
.sec-head p{margin-top:14px;color:var(--t-2);font-size:16.5px;line-height:1.8}

/* ---------- 故障卡片墙 ---------- */
.wall-wrap{padding-bottom:36px}
.card-wall{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.wall-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 26px 24px;box-shadow:var(--sh-1);transition:var(--ease);
}
.wall-card:nth-child(even){margin-top:34px}
.wall-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,77,46,.28)}
.wall-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:14px}
.wall-no{
  font-size:14px;font-weight:800;letter-spacing:.1em;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.tag-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:700;
  background:rgba(124,92,255,.12);color:#5B3FE0;
}
.tag-chip.tone-lime{background:rgba(200,255,77,.28);color:#4A6A00}
.tag-chip.tone-warn{background:rgba(245,165,36,.16);color:#9A6400}
.wall-card h3{font-size:20px;font-weight:700;line-height:1.4;letter-spacing:-.2px}
.wall-card p{margin-top:10px;color:var(--t-2);font-size:15px;line-height:1.8}
.point-list{margin-top:16px;display:grid;gap:9px}
.point-list li{
  position:relative;padding-left:20px;font-size:14px;line-height:1.7;color:var(--t-2);
}
.point-list li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 0 3px rgba(200,255,77,.3);
}

/* ---------- 渐变通栏提示带 ---------- */
.band-sec{padding:0 0 88px}
.strip-band{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--grad);padding:30px 34px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;
  box-shadow:0 20px 46px rgba(255,46,126,.26);
}
.strip-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.45;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.14) 0 10px,transparent 10px 20px);
}
.strip-band > *{position:relative;z-index:1}
.strip-band h2{font-size:clamp(19px,2.4vw,24px);font-weight:700;letter-spacing:-.3px}
.strip-band p{margin-top:6px;font-size:15px;color:rgba(255,255,255,.9)}

/* ---------- 暗场自查 ---------- */
.sec-dark{
  position:relative;background:var(--ink);color:var(--d-1);padding:92px 0;overflow:hidden;
}
.sec-dark::before{
  content:"";position:absolute;left:-140px;top:-140px;width:420px;height:420px;border-radius:50%;
  background:var(--grad);opacity:.16;pointer-events:none;
}
.sec-dark .shell{position:relative;z-index:1}
.sec-dark .sec-head h2{color:#fff}
.sec-dark .sec-head p{color:var(--d-2)}
.sec-dark .kicker{color:var(--lime)}

.check-layout{display:grid;grid-template-columns:0.9fr 1.1fr;gap:48px;align-items:center}
.check-figure{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(255,255,255,.1);
  box-shadow:var(--sh-dark);position:relative;
}
.check-figure img{width:100%;aspect-ratio:4/3;object-fit:cover}
.check-figure .figure-badge{
  position:absolute;left:18px;bottom:18px;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:rgba(200,255,77,.16);border:1px solid rgba(200,255,77,.35);
  color:var(--lime);font-size:13.5px;font-weight:700;
}
.steps{display:grid;gap:10px;margin-top:30px}
.step{
  display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--r-md);
  background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);
  transition:var(--ease);
}
.step:hover{transform:translateX(4px);border-color:rgba(200,255,77,.4);background:rgba(255,255,255,.07)}
.step-no{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad);color:#fff;font-weight:800;font-size:14px;
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.step h3{font-size:17px;font-weight:700;color:#fff}
.step p{margin-top:5px;font-size:14.5px;line-height:1.75;color:var(--d-2)}

/* ---------- 自查清单 ---------- */
.checklist{
  display:grid;grid-template-columns:repeat(2,1fr);gap:14px 28px;
}
.checklist li{
  position:relative;padding:14px 18px 14px 46px;border-radius:var(--r-sm);
  background:var(--paper);border:1px solid var(--line);
  font-size:15px;color:var(--t-2);line-height:1.7;transition:var(--ease);
}
.checklist li:hover{background:#fff;border-color:rgba(255,77,46,.3);transform:translateY(-2px)}
.checklist li i{
  position:absolute;left:16px;top:18px;font-size:15px;color:var(--ok);
}

/* ---------- FAQ 折叠 ---------- */
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);border-radius:16px;
  overflow:hidden;margin-bottom:12px;transition:var(--ease);
}
.accordion-item:hover{border-color:rgba(255,77,46,.3)}
.accordion-button{
  display:flex;align-items:center;gap:14px;
  padding:18px 22px;font-size:16.5px;font-weight:700;color:var(--t-1);
  background:var(--surface);border:0;
}
.accordion-button:not(.collapsed){background:#FFF7F5;color:var(--brand)}
.accordion-button:focus{box-shadow:none;border-color:transparent}
.accordion-button::after{
  margin-left:auto;flex:0 0 auto;background-image:none;
  content:"";width:10px;height:10px;
  border-right:2px solid var(--t-2);border-bottom:2px solid var(--t-2);
  transform:rotate(45deg);transition:transform var(--ease),border-color var(--ease);
}
.accordion-button:not(.collapsed)::after{transform:rotate(-135deg);border-color:var(--brand)}
.q-no{
  font-size:13px;font-weight:800;color:var(--brand);letter-spacing:.08em;
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.accordion-body{
  padding:4px 22px 22px 22px;font-size:15.5px;line-height:1.85;color:var(--t-2);
  background:var(--surface);
}
.accordion-item:has(.accordion-button:not(.collapsed)){border-color:rgba(255,77,46,.35)}

/* ---------- CTA ---------- */
.sec-cta{padding:0 0 96px}
.cta-wrap{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:56px 48px;color:#fff;
  background-color:var(--ink);
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--sh-dark);
}
.cta-wrap::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(11,14,20,.94) 0%,rgba(11,14,20,.78) 48%,rgba(124,92,255,.6) 100%);
}
.cta-inner{position:relative;z-index:1;display:grid;grid-template-columns:1.3fr .7fr;gap:40px;align-items:center}
.cta-inner h2{font-size:clamp(24px,3.2vw,34px);font-weight:700;line-height:1.3;letter-spacing:-.4px}
.cta-inner p{margin-top:14px;color:var(--d-2);font-size:16px;line-height:1.8;max-width:640px}
.cta-actions{display:flex;flex-direction:column;gap:14px}
.cta-note{font-size:13.5px;color:var(--d-2)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:var(--ink);color:var(--d-2);padding:0 0 30px;
}
.site-footer::before{content:"";display:block;height:4px;background:var(--grad);margin-bottom:64px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1.5fr;gap:40px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand:hover{color:#fff}
.footer-brand p{font-size:14.5px;line-height:1.8;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  color:var(--d-1);font-size:15px;transition:var(--ease);
}
.footer-social a:hover{background:var(--grad);color:#fff;border-color:transparent;transform:translateY(-2px);text-decoration:none}
.footer-col-title{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:#7E8798;margin-bottom:16px;
}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links a{color:var(--d-2);font-size:14.5px;transition:var(--ease)}
.footer-links a:hover{color:var(--lime);transform:translateX(2px);text-decoration:none;display:inline-block}

.footer-form label{display:block;font-size:13px;color:var(--d-2);margin-bottom:10px}
.footer-input{display:flex;gap:8px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:5px 5px 5px 14px}
.footer-input:focus-within{border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,77,46,.14)}
.footer-input input{flex:1;min-width:0;border:0;background:transparent;outline:none;color:#fff;font-size:14.5px;height:42px}
.footer-input input::placeholder{color:#6E7789}
.footer-input .btn-brand{min-height:42px;padding:0 18px;font-size:14px;box-shadow:none}
.footer-note{margin-top:10px;font-size:12.5px;color:#6E7789;line-height:1.7}
.footer-bottom{
  margin-top:52px;padding-top:22px;border-top:1px solid rgba(255,255,255,.1);
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:#7E8798;
}
.footer-bottom a{color:var(--d-2)}
.footer-bottom a:hover{color:var(--lime)}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .header-tools .nav-search{min-width:200px}
  .check-layout{gap:36px}
}
@media (max-width:991.98px){
  .header-inner{min-height:66px}
  .sec{padding:64px 0}
  .sec-dark{padding:64px 0}
  .band-sec{padding-bottom:64px}
  .sec-cta{padding-bottom:72px}
  .stat-row{grid-template-columns:repeat(2,1fr)}
  .check-layout{grid-template-columns:1fr;gap:32px}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}
  .site-footer::before{margin-bottom:48px}
}
@media (max-width:767.98px){
  .cat-hero{padding:36px 0 44px}
  .cat-hero .lead{font-size:16px}
  .card-wall{grid-template-columns:1fr;gap:18px}
  .wall-card:nth-child(even){margin-top:0}
  .wall-wrap{padding-bottom:0}
  .checklist{grid-template-columns:1fr}
  .strip-band{padding:24px 22px}
  .cta-wrap{padding:38px 24px;border-radius:24px}
  .accordion-button{font-size:15.5px;padding:16px 18px}
  .accordion-body{padding:2px 18px 20px 18px;font-size:15px}
}
@media (max-width:575.98px){
  .shell{padding:0 16px}
  .sec{padding:48px 0}
  .sec-dark{padding:52px 0}
  .band-sec{padding-bottom:48px}
  .sec-cta{padding-bottom:52px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:12px}
  .stat{padding:14px 16px}
  .stat b{font-size:24px}
  .hero-actions{gap:12px}
  .hero-actions .btn-x{width:100%}
  .band-sec .btn-x{width:100%}
  .cta-actions .btn-x{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{justify-content:flex-start;font-size:13px}
  .wall-card{padding:22px 20px}
}