/* roulang page: index */
:root{
  --night:#0D0A16;
  --panel:#171227;
  --line:rgba(255,255,255,.10);
  --text:#F2F0FA;
  --muted:rgba(242,240,250,.68);
  --volt:#5B2BE0;
  --volt-hover:#6E42F0;
  --volt-press:#4A1FC4;
  --neon:#C2FF4A;
  --gold:#FF8A3D;
  --light:#F6F5FA;
  --card:#FFFFFF;
  --line-light:#E6E3F0;
  --title:#16132A;
  --body:#35304A;
  --muted-light:#5C5870;
  --r-card:16px;
  --r-block:24px;
  --r-input:12px;
  --shadow-light:0 6px 20px rgba(22,16,50,.08);
  --shadow-deep:0 12px 40px rgba(91,43,224,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--night);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit;font-family:inherit}
button{cursor:pointer;background:none;border:0;padding:0}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--neon);outline-offset:2px}
.num{font-variant-numeric:tabular-nums;font-weight:800}

.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.container-x{padding:0 32px}}

/* ============ 顶部提示条 ============ */
.notice-bar{
  background:linear-gradient(90deg,rgba(91,43,224,.35),rgba(194,255,74,.12));
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
}
.notice-bar .inner{display:flex;align-items:center;gap:10px;min-height:36px;padding:6px 0}
.notice-bar i{color:var(--neon)}
.notice-bar .close{margin-left:auto;color:var(--muted);font-size:14px;line-height:1;padding:6px;border-radius:6px;transition:.2s}
.notice-bar .close:hover{color:var(--neon);background:rgba(255,255,255,.06)}
.notice-bar.is-hidden{display:none}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(13,10,22,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 10px 30px rgba(0,0,0,.45)}
.nav-top{display:flex;align-items:center;gap:14px;height:64px}
@media (min-width:1024px){.nav-top{height:72px;gap:20px}}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:linear-gradient(135deg,#5B2BE0,#8B5CFF);
  display:grid;place-items:center;color:#fff;font-weight:800;font-size:17px;
  box-shadow:0 8px 20px rgba(91,43,224,.5);
}
.brand-text{font-size:16px;font-weight:800;letter-spacing:.2px;white-space:nowrap}
@media (min-width:1024px){.brand-text{font-size:18px}}
.brand-text em{font-style:normal;color:var(--neon)}
.nav-search{display:none;flex:1;max-width:420px;margin:0 auto}
@media (min-width:768px){.nav-search{display:block}}
.search-box{
  display:flex;align-items:center;gap:10px;height:42px;padding:0 16px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:999px;
  transition:.2s;
}
.search-box:focus-within{border-color:var(--neon);box-shadow:0 0 0 3px rgba(194,255,74,.15)}
.search-box i{color:var(--muted);font-size:14px}
.search-box input{flex:1;background:transparent;border:0;outline:none;font-size:14px}
.search-box input::placeholder{color:rgba(242,240,250,.45)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:42px;height:42px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text);transition:.2s;
}
.icon-btn:hover{border-color:var(--neon);color:var(--neon)}
.nav-link{font-size:14px;color:var(--muted);transition:.2s;padding:8px 4px}
.nav-link:hover{color:var(--neon)}

.nav-tabs-wrap{position:relative;border-top:1px solid rgba(255,255,255,.06)}
.nav-tabs{
  display:flex;align-items:center;gap:8px;height:48px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
@media (min-width:1024px){.nav-tabs{height:56px;justify-content:flex-start;gap:10px}}
.tab-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  height:34px;padding:0 16px;border-radius:999px;font-size:13.5px;
  border:1px solid var(--line);color:var(--muted);white-space:nowrap;transition:.2s;
}
.tab-pill:hover{background:rgba(194,255,74,.12);color:var(--text);border-color:rgba(194,255,74,.4)}
.tab-pill.is-active{background:var(--neon);color:#141126;border-color:var(--neon);font-weight:700}
@media (max-width:767px){
  .nav-tabs-wrap::before,.nav-tabs-wrap::after{
    content:"";position:absolute;top:0;bottom:0;width:24px;pointer-events:none;z-index:2;
  }
  .nav-tabs-wrap::before{left:0;background:linear-gradient(90deg,rgba(13,10,22,1),rgba(13,10,22,0))}
  .nav-tabs-wrap::after{right:0;background:linear-gradient(270deg,rgba(13,10,22,1),rgba(13,10,22,0))}
}
.search-layer{display:none;padding:12px 0 16px;border-top:1px solid var(--line)}
.search-layer.is-open{display:block}
@media (min-width:768px){.search-layer{display:none !important}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn i{font-size:13px;transition:transform .2s ease}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--volt);color:#fff;box-shadow:0 8px 24px rgba(91,43,224,.35)}
.btn-primary:hover{background:var(--volt-hover);transform:translateY(-1px);box-shadow:0 12px 28px rgba(91,43,224,.5)}
.btn-primary:active{background:var(--volt-press);transform:translateY(0)}
.btn-outline{border-color:var(--line);color:var(--text);background:transparent}
.btn-outline:hover{border-color:var(--neon);color:var(--neon);transform:translateY(-1px)}
.btn-gold{background:var(--gold);color:#2A1200}
.btn-gold:hover{filter:brightness(1.06);transform:translateY(-1px)}
.btn-ghost{color:var(--neon);font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:8px;transition:.2s}
.btn-ghost:hover i{transform:translateX(4px)}
.btn-ghost-dark{color:#4A1FC4;font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:8px;transition:.2s}
.btn-ghost-dark:hover i{transform:translateX(4px)}

/* ============ 徽章 ============ */
.badge-gold{
  display:inline-flex;align-items:center;gap:8px;background:var(--gold);color:#2A1200;
  font-size:13px;font-weight:700;padding:6px 14px;border-radius:6px;
}
.badge-cat{
  display:inline-block;background:rgba(194,255,74,.14);color:#3E6B00;
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:6px;
}
.badge-cat--dark{background:rgba(194,255,74,.16);color:var(--neon)}
.badge-rec{
  display:inline-block;background:var(--neon);color:#141126;font-size:11px;font-weight:800;
  padding:2px 8px;border-radius:6px;margin-left:6px;vertical-align:middle;
}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:1px;
  color:var(--neon);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow--dark{color:#4A1FC4}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;padding:56px 0 64px;
  background-color:var(--night);
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:26px 26px;
}
@media (min-width:1024px){.hero{padding:88px 0 96px}}
.hero-glow{position:absolute;border-radius:50%;filter:blur(90px);pointer-events:none;z-index:0}
.hero-glow-a{width:520px;height:520px;background:rgba(91,43,224,.55);top:-200px;left:-140px}
.hero-glow-b{width:420px;height:420px;background:rgba(194,255,74,.15);bottom:-200px;right:-120px}
.hero h1{
  font-size:28px;line-height:1.28;letter-spacing:-.5px;margin:18px 0 0;font-weight:800;
}
@media (min-width:768px){.hero h1{font-size:38px}}
@media (min-width:1024px){.hero h1{font-size:48px;line-height:1.2}}
.hero h1 em{font-style:normal;color:var(--neon)}
.hero-sub{font-size:15px;color:var(--muted);margin-top:16px;max-width:560px}
@media (min-width:1024px){.hero-sub{font-size:16px}}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px;
  border-top:1px solid var(--line);padding-top:24px;
}
.hero-stats .val{font-size:22px;color:var(--text);letter-spacing:-.5px}
.hero-stats .val span{color:var(--neon);font-size:13px;margin-left:2px}
.hero-stats .lbl{font-size:13px;color:var(--muted);margin-top:4px}
.hero-media{
  position:relative;border-radius:var(--r-block);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-deep);
}
.hero-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease}
.hero-media:hover img{transform:scale(1.03)}
.hero-float{
  position:absolute;right:14px;bottom:14px;left:14px;
  display:flex;align-items:center;gap:12px;padding:12px 14px;
  background:rgba(23,18,39,.92);border:1px solid var(--line);border-radius:14px;
  backdrop-filter:blur(10px);
}
@media (min-width:640px){.hero-float{left:auto;max-width:300px}}
.hero-float img{width:52px;height:52px;border-radius:10px;object-fit:cover;flex:0 0 auto}
.hero-float p{font-size:13px;color:var(--muted);line-height:1.5}
.hero-float strong{display:block;color:var(--text);font-size:14px;font-weight:700}

/* ============ 通用板块 ============ */
.section{padding:56px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-head{display:flex;flex-direction:column;gap:16px;margin-bottom:32px}
@media (min-width:768px){.section-head{flex-direction:row;align-items:flex-end;justify-content:space-between;margin-bottom:44px}}
.section-title{font-size:24px;font-weight:800;letter-spacing:-.4px;line-height:1.3}
@media (min-width:1024px){.section-title{font-size:32px}}
.section-sub{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:660px}
.on-light .section-title{color:var(--title)}
.on-light .section-sub{color:var(--muted-light)}

/* ============ 分类入口卡 ============ */
.channel-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:640px){.channel-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.channel-grid{grid-template-columns:repeat(4,1fr)}}
.channel-card{
  position:relative;display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--r-card);border:1px solid var(--line);background:var(--panel);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{transform:translateY(-2px);border-color:var(--neon);box-shadow:0 12px 32px rgba(91,43,224,.28)}
.channel-card img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.channel-card:hover img{transform:scale(1.04)}
.channel-card .body{padding:20px}
.channel-card h3{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.45}
.channel-card p{font-size:13.5px;color:var(--muted);line-height:1.7}
.channel-card .go{margin-top:14px;font-size:13px;font-weight:700;color:var(--neon);display:inline-flex;align-items:center;gap:6px}
.channel-card:hover .go i{transform:translateX(4px)}
.channel-card .go i{transition:transform .2s ease}

/* ============ 阶梯 ============ */
.ladder{position:relative;padding-left:8px}
.ladder::before{
  content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,rgba(194,255,74,.7),rgba(91,43,224,.6));
}
.ladder-item{position:relative;padding-left:56px;margin-bottom:28px}
.ladder-item:last-child{margin-bottom:0}
.ladder-dot{
  position:absolute;left:0;top:6px;width:40px;height:40px;border-radius:999px;
  display:grid;place-items:center;background:var(--panel);border:1px solid var(--line);
  color:var(--neon);font-size:13px;font-weight:800;z-index:1;
}
.ladder-card{
  position:relative;overflow:hidden;padding:24px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);transition:.25s;
}
.ladder-card:hover{border-color:rgba(194,255,74,.5)}
.ladder-card .watermark{
  position:absolute;right:12px;top:-14px;font-size:76px;font-weight:800;line-height:1;
  color:rgba(255,255,255,.04);letter-spacing:-4px;pointer-events:none;
}
.ladder-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.ladder-card p{font-size:14.5px;color:var(--muted);max-width:520px}
.ladder-card .mini{margin-top:16px}
@media (min-width:1024px){
  .ladder::before{left:50%;transform:translateX(-50%)}
  .ladder-item{width:50%;padding-left:0;padding-right:56px;margin-bottom:36px}
  .ladder-item .ladder-dot{left:auto;right:-20px}
  .ladder-item:nth-child(even){margin-left:50%;padding-right:0;padding-left:56px}
  .ladder-item:nth-child(even) .ladder-dot{right:auto;left:-20px}
  .ladder-item:nth-child(even) .ladder-card .watermark{right:auto;left:12px}
}

/* ============ 对比表 / 套餐 ============ */
.compare-wrap{overflow:visible}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;font-size:14.5px}
.compare-table th,.compare-table td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line)}
.compare-table thead th{
  position:sticky;top:120px;z-index:2;background:#1C1630;color:var(--text);
  font-size:15px;font-weight:700;border-bottom:1px solid var(--line);
}
.compare-table tbody tr:nth-child(odd){background:rgba(255,255,255,.03)}
.compare-table tbody th{font-weight:700;color:var(--text);width:22%}
.compare-table td{color:var(--muted)}
.compare-table .is-rec{box-shadow:inset 0 0 0 2px var(--neon);border-radius:0}
.plan-cards{display:grid;gap:16px}
.plan-card{padding:22px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line)}
.plan-card.is-rec{border-color:var(--neon);box-shadow:0 0 0 1px rgba(194,255,74,.35)}
.plan-card h3{font-size:17px;font-weight:700;margin-bottom:14px}
.plan-row{display:flex;justify-content:space-between;gap:16px;padding:9px 0;border-bottom:1px dashed rgba(255,255,255,.08);font-size:14px}
.plan-row:last-child{border-bottom:0}
.plan-row dt{color:var(--muted);flex:0 0 auto}
.plan-row dd{margin:0;color:var(--text);text-align:right}

/* ============ 限时入口 ============ */
.flashbar{
  position:relative;margin:0 auto;padding:26px 0;
  background:linear-gradient(100deg,#221046,#171227 55%,#1B2A0F);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
@media (min-width:1024px){
  .flashbar{clip-path:polygon(0 0,100% 0,100% calc(100% - 22px),0 100%);border-bottom:0}
}
.flash-inner{display:flex;flex-direction:column;gap:20px;align-items:flex-start}
@media (min-width:1024px){.flash-inner{flex-direction:row;align-items:center;gap:32px}}
.countdown{display:flex;align-items:center;gap:8px}
.cd-box{
  min-width:56px;height:56px;border-radius:12px;background:rgba(255,138,61,.14);
  border:1px solid rgba(255,138,61,.4);display:grid;place-items:center;
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--gold);
}
.cd-label{font-size:13px;color:var(--muted);margin-top:6px;text-align:center}
.cd-col{display:flex;flex-direction:column;align-items:center}
.cd-sep{color:var(--gold);font-size:20px;font-weight:800;padding-bottom:20px}
.flash-text strong{display:block;font-size:18px;font-weight:800;margin-bottom:6px}
.flash-text p{font-size:14px;color:var(--muted)}

/* ============ 资讯区（浅色） ============ */
.news-section{background:var(--light);color:var(--body)}
.news-section .section-title{color:var(--title)}
.news-section .section-sub{color:var(--muted-light)}
.news-grid{display:grid;gap:22px;grid-template-columns:1fr}
@media (min-width:768px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){
  .news-grid{grid-template-columns:repeat(3,1fr)}
  .news-card--lead{grid-column:span 2;grid-row:span 2}
}
.news-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line-light);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-light);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-2px);border-color:var(--neon);box-shadow:0 14px 34px rgba(22,16,50,.14)}
.news-thumb{overflow:hidden}
.news-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.news-card--lead .news-thumb img{aspect-ratio:16/9}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.news-time{font-size:13px;color:var(--muted-light)}
.news-title{
  font-size:18px;font-weight:700;color:var(--title);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card--lead .news-title{font-size:22px}
.news-desc{
  font-size:14px;color:var(--muted-light);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-more{margin-top:auto;font-size:13px;font-weight:700;color:#4A1FC4;display:inline-flex;align-items:center;gap:6px}
.news-more i{transition:transform .2s ease}
.news-card:hover .news-more i{transform:translateX(4px)}
.empty-state{
  display:flex;flex-direction:column;align-items:center;gap:14px;text-align:center;
  padding:56px 24px;border:1px dashed #CFC9E4;border-radius:var(--r-block);background:rgba(255,255,255,.6);
}
.empty-icon{
  width:60px;height:60px;border-radius:999px;background:#EDE9FA;display:grid;place-items:center;
  color:#4A1FC4;font-size:22px;
}
.empty-state p{color:var(--muted-light);font-size:15px}
.btn-outline-dark{
  display:inline-flex;align-items:center;height:44px;padding:0 22px;border-radius:999px;
  border:1px solid #CFC9E4;color:var(--title);font-weight:700;font-size:14px;transition:.2s;
}
.btn-outline-dark:hover{border-color:#4A1FC4;color:#4A1FC4}

/* ============ 反馈摘录 ============ */
.quote-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media (min-width:768px){.quote-grid{grid-template-columns:repeat(3,1fr)}}
.quote-card{
  padding:24px;border-radius:var(--r-card);background:var(--panel);border:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;transition:.25s;
}
.quote-card:hover{border-color:rgba(194,255,74,.45);transform:translateY(-2px)}
.quote-card .mark{font-size:22px;color:var(--neon)}
.quote-card p{font-size:14.5px;color:var(--muted);line-height:1.8}
.quote-card .who{font-size:13px;color:rgba(242,240,250,.5);border-top:1px solid var(--line);padding-top:12px}

/* ============ 表单 ============ */
.consult-wrap{
  display:grid;gap:28px;grid-template-columns:1fr;
  padding:28px;border-radius:var(--r-block);background:var(--panel);border:1px solid var(--line);
}
@media (min-width:1024px){.consult-wrap{grid-template-columns:5fr 7fr;gap:44px;padding:40px}}
.consult-points li{display:flex;gap:12px;font-size:14.5px;color:var(--muted);padding:9px 0}
.consult-points i{color:var(--neon);margin-top:5px;font-size:13px}
.form-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:640px){.form-grid.two{grid-template-columns:repeat(2,1fr)}}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--muted)}
.field input,.field select,.field textarea{
  height:48px;padding:0 16px;border-radius:var(--r-input);
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;font-size:15px;
}
.field textarea{height:120px;padding:14px 16px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--neon);box-shadow:0 0 0 3px rgba(194,255,74,.14);
}
.field input::placeholder,.field textarea::placeholder{color:rgba(242,240,250,.4)}
.field select option{background:#171227;color:#F2F0FA}
.checkline{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted)}
.checkline input{width:18px;height:18px;accent-color:#C2FF4A;margin-top:3px;flex:0 0 auto}
.form-submit{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px}
.form-tip{font-size:13.5px;color:var(--neon);display:none}
.form-tip.is-show{display:block}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--panel);overflow:hidden;transition:.25s;
}
.faq-item[open]{border-color:rgba(194,255,74,.45)}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;gap:14px;
  min-height:56px;padding:14px 20px;font-size:15px;font-weight:700;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .idx{font-size:13px;color:var(--neon);font-weight:800;font-variant-numeric:tabular-nums}
.faq-item summary .arrow{margin-left:auto;color:var(--muted);font-size:13px;transition:transform .25s ease}
.faq-item[open] summary .arrow{transform:rotate(180deg);color:var(--neon)}
.faq-answer{
  position:relative;padding:0 20px 20px 44px;font-size:14.5px;color:var(--muted);line-height:1.8;
}
.faq-item[open] .faq-answer::before{
  content:"";position:absolute;left:20px;top:2px;bottom:22px;width:3px;border-radius:3px;background:var(--neon);
}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-block);
  padding:36px 28px;background:linear-gradient(120deg,#2A1560,#171227);
  border:1px solid rgba(194,255,74,.28);display:flex;flex-direction:column;gap:20px;
}
@media (min-width:1024px){
  .cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:48px;gap:40px}
}
.cta-band h2{font-size:22px;font-weight:800;line-height:1.4}
@media (min-width:1024px){.cta-band h2{font-size:28px}}
.cta-band p{font-size:14.5px;color:var(--muted);margin-top:10px;max-width:620px}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{background:#0A0812;border-top:1px solid var(--line);padding:48px 0 24px;margin-top:0}
@media (min-width:1024px){.site-footer{padding:64px 0 28px}}
.footer-grid{display:grid;gap:28px;grid-template-columns:1fr}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}}
.footer-col summary{
  list-style:none;cursor:pointer;font-size:14px;font-weight:700;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;padding-bottom:14px;
}
.footer-col summary::-webkit-details-marker{display:none}
@media (min-width:768px){
  .footer-col{pointer-events:none}
  .footer-col summary{pointer-events:none}
  .footer-col:not([open]) > ul,.footer-col:not([open]) > div{display:block !important}
}
.footer-col ul li{padding:6px 0}
.footer-col a{font-size:14px;color:var(--muted);transition:.2s}
.footer-col a:hover{color:var(--neon)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .brand-mark{width:34px;height:34px;font-size:15px;border-radius:10px}
.footer-brand span{font-weight:800;font-size:16px}
.footer-desc{font-size:13.5px;color:var(--muted);line-height:1.8;max-width:340px}
.footer-contact{font-size:13.5px;color:var(--muted);margin-top:14px;line-height:2}
.footer-contact b{color:var(--text);font-weight:600}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;font-size:13px;color:rgba(242,240,250,.5);
}
@media (min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
  .btn:hover,.channel-card:hover,.news-card:hover,.quote-card:hover{transform:none !important}
}

/* roulang page: article */
:root{
  --violet:#5B2BE0;
  --violet-hover:#6E42F0;
  --violet-press:#4A1FC4;
  --lime:#C2FF4A;
  --gold:#FF8A3D;
  --night:#0D0A16;
  --panel:#171227;
  --line-dark:rgba(255,255,255,.10);
  --text-dark:#F2F0FA;
  --text-dark-2:rgba(242,240,250,.68);
  --paper:#F6F5FA;
  --card:#FFFFFF;
  --line-light:#E6E3F0;
  --head:#16132A;
  --body:#35304A;
  --muted:#5C5870;
  --radius:16px;
  --radius-lg:24px;
  --radius-pill:999px;
  --shadow-light:0 6px 20px rgba(22,16,50,.08);
  --shadow-dark:0 12px 40px rgba(91,43,224,.35);
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  background:var(--paper);
  color:var(--body);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0}
input,select,textarea{font-family:inherit;font-size:inherit}
.container-x{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media(min-width:768px){.container-x{padding:0 32px}}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(13,10,22,.96);
  backdrop-filter:blur(10px);
  color:var(--text-dark);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{border-bottom-color:var(--line-dark);box-shadow:0 10px 30px rgba(6,4,14,.55)}
.nav-top{
  min-height:64px;display:flex;align-items:center;gap:14px;
}
@media(min-width:1024px){.nav-top{min-height:72px;gap:24px}}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--violet),#8E5BFF);
  color:#fff;font-weight:800;font-size:19px;
  box-shadow:0 8px 20px rgba(91,43,224,.45);
  border:1px solid rgba(194,255,74,.35);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:-.3px;color:var(--text-dark);white-space:nowrap}
.brand-text em{font-style:normal;color:var(--lime)}
.nav-search{display:none;flex:1 1 auto;max-width:460px}
@media(min-width:1024px){.nav-search{display:block}}
.search-box{
  display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  border-radius:var(--radius-pill);
  padding:0 18px;height:42px;
  transition:border-color .2s ease,background .2s ease;
}
.search-box:focus-within{border-color:var(--lime);background:rgba(194,255,74,.08)}
.search-box i{color:var(--text-dark-2);font-size:14px}
.search-box input{
  flex:1;background:transparent;border:0;outline:none;color:var(--text-dark);
  height:100%;font-size:14px;
}
.search-box input::placeholder{color:rgba(242,240,250,.45)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-link{
  display:none;font-size:14px;color:var(--text-dark-2);padding:8px 4px;
  transition:color .2s ease;
}
.nav-link:hover{color:var(--lime)}
@media(min-width:768px){.nav-link{display:inline-flex}}
.icon-btn{
  width:40px;height:40px;border-radius:var(--radius-pill);
  display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.06);border:1px solid var(--line-dark);
  color:var(--text-dark);transition:border-color .2s ease,color .2s ease;
}
.icon-btn:hover{border-color:var(--lime);color:var(--lime)}
@media(min-width:1024px){.icon-btn{display:none}}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .2s ease,background .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--violet);color:#fff;box-shadow:0 10px 26px rgba(91,43,224,.38)}
.btn-primary:hover{background:var(--violet-hover);transform:translateY(-1px)}
.btn-primary:active{background:var(--violet-press);transform:translateY(0)}
.btn-outline{background:transparent;border-color:var(--line-light);color:var(--head)}
.btn-outline:hover{border-color:var(--lime);color:var(--head);transform:translateY(-1px)}
.btn-outline-dark{background:transparent;border-color:var(--line-dark);color:var(--text-dark)}
.btn-outline-dark:hover{border-color:var(--lime);color:var(--lime)}
.btn-ghost{background:transparent;color:var(--violet);padding:0;height:auto;font-weight:600}
.btn-ghost i{transition:transform .2s ease}
.btn-ghost:hover i{transform:translateX(4px)}

/* nav tabs */
.nav-tabs-wrap{border-top:1px solid var(--line-dark);position:relative}
.nav-tabs{
  display:flex;align-items:center;gap:10px;
  height:48px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
@media(min-width:1024px){.nav-tabs{height:56px;justify-content:flex-start}}
.nav-tabs::-webkit-scrollbar{display:none}
.tab-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 16px;
  border-radius:var(--radius-pill);font-size:14px;font-weight:500;
  border:1px solid var(--line-dark);color:var(--text-dark-2);
  transition:background .2s ease,border-color .2s ease,color .2s ease;
}
.tab-pill:hover{background:rgba(194,255,74,.12);color:var(--text-dark)}
.tab-pill.is-active{background:var(--lime);border-color:var(--lime);color:#131024;font-weight:600}
.search-layer{
  display:none;padding:10px 0 16px;
}
.search-layer.is-open{display:block}
@media(min-width:1024px){.search-layer{display:none !important}}

/* breadcrumb */
.crumb-bar{background:var(--night);color:var(--text-dark);padding:14px 0 18px;border-bottom:1px solid var(--line-dark)}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-dark-2)}
.breadcrumb a{color:var(--text-dark-2);transition:color .2s ease}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:rgba(242,240,250,.9)}

/* article hero */
.article-hero{position:relative;background:var(--night);color:var(--text-dark);padding:0 0 44px;overflow:hidden}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(194,255,74,.16) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;pointer-events:none;
}
.article-hero::after{
  content:"";position:absolute;top:-160px;right:-120px;width:460px;height:460px;
  background:radial-gradient(circle,rgba(91,43,224,.55),transparent 68%);
  filter:blur(6px);pointer-events:none;
}
.article-hero .container-x{position:relative;z-index:2}
.article-title{
  font-size:28px;line-height:1.28;letter-spacing:-.5px;font-weight:800;color:#fff;
  max-width:920px;margin-top:6px;
}
@media(min-width:768px){.article-title{font-size:38px}}
@media(min-width:1024px){.article-title{font-size:46px;line-height:1.22}}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;
  margin-top:20px;padding-top:18px;border-top:1px solid var(--line-dark);
  font-size:13px;color:var(--text-dark-2);
}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-row i{color:var(--lime);font-size:12px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:6px;font-size:12px;font-weight:600;letter-spacing:.2px;
}
.badge-lime{background:rgba(194,255,74,.16);color:var(--lime)}
.badge-gold{background:var(--gold);color:#231000}
.badge-solid-lime{background:var(--lime);color:#131024}

/* article body layout */
.section{padding:56px 0}
@media(min-width:1024px){.section{padding:76px 0}}
.article-layout{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:1024px){.article-layout{grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start}}
.article-main{
  background:var(--card);border:1px solid var(--line-light);border-radius:var(--radius-lg);
  padding:24px 20px;box-shadow:var(--shadow-light);
}
@media(min-width:768px){.article-main{padding:40px 44px}}
.prose-cn{max-width:820px;margin:0 auto;font-size:16px;line-height:1.9;color:var(--body)}
.prose-cn > * + *{margin-top:18px}
.prose-cn p{line-height:1.9}
.prose-cn h2{
  position:relative;font-size:24px;line-height:1.35;font-weight:800;color:var(--head);
  margin-top:40px;padding-left:16px;
}
.prose-cn h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:2px;background:var(--lime);
}
@media(min-width:768px){.prose-cn h2{font-size:28px;margin-top:48px}}
.prose-cn h3{font-size:18px;font-weight:700;color:var(--head);margin-top:30px}
@media(min-width:768px){.prose-cn h3{font-size:20px}}
.prose-cn ul,.prose-cn ol{padding-left:24px;line-height:1.85}
.prose-cn ul{list-style:disc}
.prose-cn ol{list-style:decimal}
.prose-cn li + li{margin-top:6px}
.prose-cn blockquote{
  border-left:3px solid var(--violet);background:#F3F0FE;
  border-radius:0 12px 12px 0;padding:16px 20px;color:#3A3260;
}
.prose-cn img{border-radius:var(--radius);margin:24px auto;box-shadow:var(--shadow-light)}
.prose-cn figure{margin:24px 0}
.prose-cn figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.prose-cn table{width:100%;border-collapse:collapse;font-size:14px;border:1px solid var(--line-light);border-radius:12px;overflow:hidden}
.prose-cn thead th{background:#F1EFFA;color:var(--head);font-weight:700}
.prose-cn th,.prose-cn td{border:1px solid var(--line-light);padding:12px 14px;text-align:left;line-height:1.7}
.prose-cn a{color:var(--violet);border-bottom:1px solid rgba(91,43,224,.35)}
.prose-cn a:hover{color:var(--violet-press);border-bottom-color:var(--lime)}
.prose-cn hr{border:0;border-top:1px solid var(--line-light);margin:32px 0}
.empty-state{
  max-width:820px;margin:0 auto;text-align:center;padding:32px 16px 8px;
}
.empty-state .empty-icon{
  width:88px;height:88px;margin:0 auto 18px;border-radius:var(--radius-lg);
  display:grid;place-items:center;background:#F1EFFA;color:var(--violet);font-size:32px;
}
.empty-state h2{font-size:22px;color:var(--head);font-weight:800}
.empty-state p{margin-top:10px;color:var(--muted);font-size:15px}
.empty-state .btn{margin-top:22px}

/* sidebar */
.article-side{display:grid;gap:20px}
@media(min-width:1024px){.article-side{position:sticky;top:112px}}
.side-card{
  background:var(--card);border:1px solid var(--line-light);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-light);
}
.side-card h2{font-size:16px;font-weight:800;color:var(--head);margin-bottom:16px;letter-spacing:-.2px}
.side-item{display:flex;gap:12px;padding:12px 0;border-top:1px dashed var(--line-light)}
.side-item:first-of-type{border-top:0;padding-top:0}
.side-item img{width:76px;height:52px;object-fit:cover;border-radius:10px;flex:0 0 auto}
.side-item a{font-size:14px;font-weight:600;color:var(--head);line-height:1.5;display:block;transition:color .2s ease}
.side-item a:hover{color:var(--violet)}
.side-item span{display:block;font-size:12px;color:var(--muted);margin-top:6px}
.hot-links{display:grid;gap:10px}
.hot-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  height:44px;padding:0 16px;border-radius:12px;font-size:14px;font-weight:600;
  background:#F4F2FC;color:#3A3260;border:1px solid var(--line-light);
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.hot-links a:hover{background:rgba(194,255,74,.28);border-color:var(--lime);color:#221C3F}

/* prev / next */
.nav-pair{display:grid;gap:14px;margin-top:36px}
@media(min-width:640px){.nav-pair{grid-template-columns:1fr 1fr}}
.nav-pair a{
  display:block;padding:18px 20px;border-radius:var(--radius);
  border:1px solid var(--line-light);background:#FBFAFF;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.nav-pair a:hover{border-color:var(--lime);transform:translateY(-2px);box-shadow:var(--shadow-light)}
.nav-pair .pair-label{display:block;font-size:12px;color:var(--muted);margin-bottom:8px}
.nav-pair strong{font-size:15px;color:var(--head);font-weight:700;line-height:1.6}
.article-foot{max-width:820px;margin:0 auto}
.back-row{margin-top:24px;display:flex;justify-content:flex-start}

/* related cards */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:28px}
.section-head h2{font-size:24px;font-weight:800;color:var(--head);letter-spacing:-.3px}
@media(min-width:768px){.section-head h2{font-size:32px}}
.section-head p{font-size:14px;color:var(--muted);margin-top:8px}
.news-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.news-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.news-grid{grid-template-columns:repeat(3,1fr)}}
.news-card{
  background:var(--card);border:1px solid var(--line-light);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .3s ease,transform .3s ease,box-shadow .3s ease;
}
.news-card:hover{border-color:var(--lime);transform:translateY(-2px);box-shadow:var(--shadow-light)}
.news-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#EDEAF8}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.news-thumb .badge{position:absolute;left:12px;top:12px}
.news-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.news-time{font-size:13px;color:var(--muted)}
.news-body h3{font-size:18px;font-weight:700;color:var(--head);line-height:1.5;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-body p{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-more{margin-top:auto;padding-top:18px;font-size:14px;font-weight:600;color:var(--violet);display:inline-flex;align-items:center;gap:8px}
.news-more i{transition:transform .2s ease}
.news-card:hover .news-more i{transform:translateX(4px)}

/* cta band */
.cta-band{background:var(--night);color:var(--text-dark);position:relative;overflow:hidden;clip-path:polygon(0 0,100% 22px,100% 100%,0 calc(100% - 22px))}
.cta-band::after{
  content:"";position:absolute;left:-120px;bottom:-160px;width:420px;height:420px;
  background:radial-gradient(circle,rgba(255,138,61,.32),transparent 68%);pointer-events:none;
}
.cta-inner{position:relative;z-index:2;padding:52px 0;display:grid;gap:28px;align-items:center}
@media(min-width:1024px){.cta-inner{grid-template-columns:minmax(0,1fr) auto;padding:64px 0}}
.cta-inner h2{font-size:24px;font-weight:800;color:#fff;letter-spacing:-.3px}
@media(min-width:768px){.cta-inner h2{font-size:32px}}
.cta-inner p{color:var(--text-dark-2);font-size:15px;margin-top:12px;max-width:640px}
.countdown{display:flex;gap:10px;margin-top:22px}
.cd-block{
  width:64px;padding:10px 0;border-radius:12px;text-align:center;
  background:rgba(255,138,61,.14);border:1px solid rgba(255,138,61,.45);
}
.cd-block b{display:block;font-size:24px;font-weight:800;color:var(--gold);font-variant-numeric:tabular-nums}
.cd-block span{font-size:12px;color:var(--text-dark-2)}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}

/* footer */
.site-footer{background:var(--night);color:var(--text-dark-2);border-top:1px solid var(--line-dark);padding:56px 0 26px}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text-dark)}
.footer-desc{margin-top:16px;font-size:14px;line-height:1.85;max-width:420px}
.footer-contact{margin-top:16px;font-size:14px;line-height:2}
.footer-contact b{color:var(--lime);font-weight:600}
.footer-col summary{
  list-style:none;cursor:default;font-size:15px;font-weight:700;color:var(--text-dark);
  margin-bottom:14px;
}
.footer-col summary::-webkit-details-marker{display:none}
.footer-col ul{display:grid;gap:10px}
.footer-col li a{font-size:14px;color:var(--text-dark-2);transition:color .2s ease}
.footer-col li a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(242,240,250,.55);line-height:1.8;
}
@media(max-width:767px){
  .footer-col summary{cursor:pointer}
  .footer-col[open] summary{margin-bottom:14px}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
:root{
  --brand:#5B2BE0;
  --brand-hover:#6E42F0;
  --brand-press:#4A1FC4;
  --lime:#C2FF4A;
  --gold:#FF8A3D;
  --dark:#0D0A16;
  --panel:#171227;
  --line-dark:rgba(255,255,255,.10);
  --text-dark:#F2F0FA;
  --muted-dark:rgba(242,240,250,.68);
  --light:#F6F5FA;
  --card:#FFFFFF;
  --line-light:#E6E3F0;
  --title:#16132A;
  --body-color:#35304A;
  --muted:#5C5870;
  --r-card:16px;
  --r-block:24px;
  --r-pill:999px;
  --r-input:12px;
  --r-badge:6px;
  --sh-light:0 6px 20px rgba(22,16,50,.08);
  --sh-dark:0 12px 40px rgba(91,43,224,.35);
  --gap-section:56px;
}
@media (min-width:1024px){ :root{ --gap-section:96px; } }

*,*::before,*::after{ box-sizing:border-box; }
html{ -webkit-text-size-adjust:100%; scroll-behavior:smooth; }
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:15px;
  line-height:1.75;
  color:var(--body-color);
  background:var(--light);
  -webkit-font-smoothing:antialiased;
}
@media (min-width:1024px){ body{ font-size:16px; } }
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; transition:color .2s ease; }
button,input,select,textarea{ font:inherit; color:inherit; }
button{ background:none; border:0; cursor:pointer; }
ul,ol{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--lime);
  outline-offset:2px;
  border-radius:4px;
}

.container-x{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1024px){ .container-x{ padding-left:32px; padding-right:32px; } }

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:rgba(13,10,22,.94);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line-dark);
  box-shadow:0 10px 28px rgba(0,0,0,.38);
}
.nav-top{
  display:flex;
  align-items:center;
  gap:14px;
  height:64px;
}
@media (min-width:1024px){ .nav-top{ height:72px; gap:20px; } }
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:var(--text-dark);
  flex-shrink:0;
}
.brand-mark{
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:linear-gradient(140deg,#5B2BE0,#3B1AA0);
  border:1px solid rgba(194,255,74,.45);
  color:#fff;
  font-weight:800;
  font-size:16px;
  letter-spacing:0;
  flex-shrink:0;
}
.brand-text{
  font-size:15px;
  font-weight:700;
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand-text em{ font-style:normal; color:var(--lime); }
@media (min-width:1024px){ .brand-text{ font-size:17px; } }

.nav-search{ flex:1; display:none; }
@media (min-width:1024px){ .nav-search{ display:block; } }
.search-box{
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  max-width:420px;
  padding:0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  transition:border-color .2s ease, box-shadow .2s ease;
}
.search-box i{ color:var(--muted-dark); font-size:14px; }
.search-box input{
  width:100%;
  border:0;
  background:transparent;
  outline:none;
  color:var(--text-dark);
  font-size:14px;
}
.search-box input::placeholder{ color:rgba(242,240,250,.45); }
.search-box:focus-within{
  border-color:var(--lime);
  box-shadow:0 0 0 3px rgba(194,255,74,.18);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
}
.icon-btn{
  width:40px;height:40px;
  display:grid;place-items:center;
  border-radius:12px;
  border:1px solid var(--line-dark);
  color:var(--text-dark);
  transition:background .2s ease,border-color .2s ease;
}
.icon-btn:hover{ background:rgba(194,255,74,.12); border-color:rgba(194,255,74,.45); }
@media (min-width:1024px){ .icon-btn{ display:none; } }
.nav-link{
  font-size:14px;
  color:rgba(242,240,250,.82);
  padding:8px 4px;
}
.nav-link:hover{ color:var(--lime); }

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:46px;
  padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  letter-spacing:.2px;
  border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand);
  color:#fff;
  box-shadow:0 8px 22px rgba(91,43,224,.32);
}
.btn-primary:hover{ background:var(--brand-hover); transform:translateY(-1px); }
.btn-primary:active{ background:var(--brand-press); transform:translateY(0); }
.btn-outline{
  background:transparent;
  border-color:rgba(255,255,255,.28);
  color:var(--text-dark);
}
.btn-outline:hover{ border-color:var(--lime); color:var(--lime); transform:translateY(-1px); }
.btn-light{
  background:#fff;
  color:var(--title);
  border-color:var(--line-light);
  box-shadow:var(--sh-light);
}
.btn-light:hover{ border-color:var(--brand); color:var(--brand); transform:translateY(-1px); }
.btn-sm{ height:40px; padding:0 18px; font-size:14px; }

.nav-tabs-wrap{
  background:rgba(255,255,255,.02);
  border-top:1px solid var(--line-dark);
}
.nav-tabs{
  display:flex;
  align-items:center;
  gap:8px;
  padding:10px 0;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{ display:none; }
.tab-pill{
  flex:0 0 auto;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-dark);
  color:rgba(242,240,250,.82);
  font-size:14px;
  white-space:nowrap;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tab-pill:hover{ background:rgba(194,255,74,.12); border-color:rgba(194,255,74,.4); color:#fff; }
.tab-pill.is-active{
  background:var(--lime);
  border-color:var(--lime);
  color:#16132A;
  font-weight:700;
}

.search-layer{ display:none; padding:0 0 14px; }
.search-layer.is-open{ display:block; }
.search-layer .search-box{ max-width:none; }
@media (min-width:1024px){ .search-layer{ display:none !important; } }

/* ---------- 提示条 ---------- */
.notice-bar{
  background:linear-gradient(90deg,rgba(91,43,224,.28),rgba(194,255,74,.12));
  border-bottom:1px solid var(--line-dark);
}
.notice-inner{
  display:flex;
  align-items:center;
  gap:12px;
  min-height:36px;
  padding:6px 0;
  font-size:13px;
  color:rgba(242,240,250,.88);
}
.notice-inner i{ color:var(--lime); }
.notice-inner p{ flex:1; }
.notice-close{
  width:26px;height:26px;
  display:grid;place-items:center;
  border-radius:50%;
  color:rgba(242,240,250,.7);
  transition:background .2s ease,color .2s ease;
}
.notice-close:hover{ background:rgba(255,255,255,.1); color:#fff; }
.notice-bar.is-hidden{ display:none; }

/* ---------- 页头 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  background:var(--dark);
  color:var(--text-dark);
  padding:52px 0 56px;
}
@media (min-width:1024px){ .page-hero{ padding:76px 0 88px; } }
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  opacity:.28;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(600px 320px at 12% 10%,rgba(91,43,224,.55),transparent 70%),
    radial-gradient(520px 300px at 88% 90%,rgba(194,255,74,.16),transparent 72%),
    linear-gradient(180deg,rgba(13,10,22,.72),rgba(13,10,22,.96));
}
.page-hero .container-x{ position:relative; z-index:2; }
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:rgba(242,240,250,.62);
  margin-bottom:20px;
}
.breadcrumb i{ font-size:10px; opacity:.6; }
.breadcrumb a:hover{ color:var(--lime); }
.breadcrumb .current{ color:rgba(242,240,250,.5); }
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:var(--r-badge);
  background:rgba(255,138,61,.16);
  border:1px solid rgba(255,138,61,.5);
  color:#FFB37A;
  font-size:13px;
  font-weight:600;
  margin-bottom:18px;
}
.page-hero h1{
  font-size:28px;
  line-height:1.25;
  letter-spacing:-.5px;
  font-weight:800;
  color:#fff;
  max-width:820px;
}
@media (min-width:768px){ .page-hero h1{ font-size:38px; } }
@media (min-width:1024px){ .page-hero h1{ font-size:48px; } }
.hero-lede{
  margin-top:18px;
  max-width:720px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted-dark);
}
@media (min-width:1024px){ .hero-lede{ font-size:17px; } }
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:28px;
}
.hero-points{
  display:grid;
  gap:14px;
  grid-template-columns:repeat(auto-fit,minmax(180px,1fr));
  margin-top:36px;
  padding-top:26px;
  border-top:1px solid var(--line-dark);
}
.hero-point strong{
  display:block;
  font-size:22px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:var(--lime);
}
.hero-point span{
  font-size:13px;
  color:var(--muted-dark);
}

/* ---------- 板块 ---------- */
.section{ padding:var(--gap-section) 0; }
.section-tight{ padding:40px 0; }
@media (min-width:1024px){ .section-tight{ padding:56px 0; } }
.section-head{ margin-bottom:32px; max-width:760px; }
@media (min-width:1024px){ .section-head{ margin-bottom:44px; } }
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  color:var(--brand);
  margin-bottom:12px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:2px;
  background:var(--lime);
  display:block;
}
.section-head h2{
  font-size:24px;
  line-height:1.3;
  letter-spacing:-.4px;
  color:var(--title);
  font-weight:800;
}
@media (min-width:1024px){ .section-head h2{ font-size:32px; } }
.section-head p{
  margin-top:14px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}

/* ---------- 步骤阶梯 ---------- */
.steps{
  position:relative;
  padding-left:0;
}
.step{
  position:relative;
  display:grid;
  grid-template-columns:48px 1fr;
  gap:18px;
  padding:0 0 34px 0;
}
@media (min-width:1024px){
  .step{ grid-template-columns:64px 1fr; gap:26px; padding-bottom:44px; }
}
.step:last-child{ padding-bottom:0; }
.step::before{
  content:"";
  position:absolute;
  left:23px;
  top:50px;
  bottom:0;
  width:1px;
  background:linear-gradient(180deg,rgba(91,43,224,.45),rgba(194,255,74,.28));
}
@media (min-width:1024px){ .step::before{ left:31px; top:64px; } }
.step:last-child::before{ display:none; }
.step-no{
  width:48px;height:48px;
  display:grid;place-items:center;
  border-radius:50%;
  background:#fff;
  border:1px solid var(--line-light);
  box-shadow:var(--sh-light);
  color:var(--brand);
  font-weight:800;
  font-size:16px;
  font-variant-numeric:tabular-nums;
  position:relative;
  z-index:1;
}
@media (min-width:1024px){ .step-no{ width:64px;height:64px; font-size:20px; } }
.step-body{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-light);
  transition:border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
@media (min-width:1024px){ .step-body{ padding:28px; } }
.step-body:hover{
  border-color:rgba(194,255,74,.85);
  transform:translateY(-2px);
  box-shadow:0 14px 32px rgba(22,16,50,.12);
}
.step-body h3{
  font-size:18px;
  font-weight:800;
  color:var(--title);
  margin-bottom:10px;
}
@media (min-width:1024px){ .step-body h3{ font-size:20px; } }
.step-body p{ color:var(--muted); font-size:15px; line-height:1.85; }
.step-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:16px;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:28px;
  padding:0 12px;
  border-radius:var(--r-badge);
  background:rgba(194,255,74,.16);
  color:#3F6212;
  font-size:12.5px;
  font-weight:600;
}
.tag.tag-purple{ background:rgba(91,43,224,.1); color:var(--brand); }
.tag.tag-gold{ background:rgba(255,138,61,.16); color:#B4530F; }

/* ---------- 速查数据块 ---------- */
.facts{
  display:grid;
  gap:16px;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
  margin-top:36px;
}
.fact{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  padding:22px;
  box-shadow:var(--sh-light);
  transition:border-color .25s ease, transform .25s ease;
}
.fact:hover{ border-color:rgba(91,43,224,.5); transform:translateY(-2px); }
.fact i{ color:var(--brand); font-size:18px; }
.fact b{
  display:block;
  margin-top:12px;
  font-size:20px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:var(--title);
}
.fact span{
  display:block;
  margin-top:6px;
  font-size:13px;
  color:var(--muted);
}

/* ---------- 图文交替 ---------- */
.feature-row{
  display:grid;
  gap:24px;
  align-items:center;
  margin-bottom:36px;
}
.feature-row:last-child{ margin-bottom:0; }
@media (min-width:1024px){
  .feature-row{ grid-template-columns:1fr 1fr; gap:48px; margin-bottom:56px; }
  .feature-row.is-reverse .feature-media{ order:2; }
}
.feature-media{
  position:relative;
  border-radius:var(--r-block);
  overflow:hidden;
  box-shadow:var(--sh-light);
}
.feature-media img{
  width:100%;
  aspect-ratio:16/10;
  object-fit:cover;
  transition:transform .4s ease;
}
.feature-media:hover img{ transform:scale(1.03); }
.feature-media .media-label{
  position:absolute;
  left:16px;
  bottom:16px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:32px;
  padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(13,10,22,.72);
  backdrop-filter:blur(6px);
  color:var(--lime);
  font-size:13px;
  font-weight:600;
}
.feature-body h3{
  font-size:20px;
  font-weight:800;
  color:var(--title);
  line-height:1.35;
  margin-bottom:14px;
}
@media (min-width:1024px){ .feature-body h3{ font-size:26px; } }
.feature-body > p{ color:var(--muted); line-height:1.9; }
.check-list{ margin-top:20px; }
.check-list li{
  display:grid;
  grid-template-columns:22px 1fr;
  gap:12px;
  padding:12px 0;
  border-bottom:1px dashed var(--line-light);
  font-size:14.5px;
  color:var(--body-color);
  line-height:1.75;
}
.check-list li:last-child{ border-bottom:0; }
.check-list i{ color:var(--brand); font-size:14px; margin-top:5px; }
.check-list b{ color:var(--title); }

/* ---------- 限时 CTA 横条 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  background:var(--panel);
  border-radius:var(--r-block);
  border:1px solid rgba(194,255,74,.22);
  box-shadow:var(--sh-dark);
  padding:30px 24px;
  color:var(--text-dark);
}
@media (min-width:1024px){ .cta-band{ padding:44px 48px; } }
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(520px 260px at 10% 0%,rgba(91,43,224,.5),transparent 70%),
    radial-gradient(420px 240px at 95% 100%,rgba(255,138,61,.22),transparent 72%);
  pointer-events:none;
}
.cta-band-inner{
  position:relative;
  z-index:1;
  display:grid;
  gap:26px;
  align-items:center;
}
@media (min-width:1024px){ .cta-band-inner{ grid-template-columns:1fr auto; gap:40px; } }
.cta-band h2{
  font-size:22px;
  font-weight:800;
  color:#fff;
  line-height:1.3;
}
@media (min-width:1024px){ .cta-band h2{ font-size:28px; } }
.cta-band p{ margin-top:10px; color:var(--muted-dark); font-size:14.5px; max-width:640px; }
.countdown{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:20px;
}
.cd-box{
  width:52px;
  height:58px;
  display:grid;
  place-items:center;
  border-radius:12px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line-dark);
  color:var(--lime);
  font-size:22px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
}
.cd-sep{ color:rgba(242,240,250,.5); font-weight:800; }
.cd-caption{ font-size:13px; color:var(--muted-dark); margin-left:6px; }
.cta-band-actions{ display:flex; flex-direction:column; gap:12px; align-items:flex-start; }
@media (min-width:1024px){ .cta-band-actions{ align-items:flex-end; } }
.cta-band-actions small{ font-size:13px; color:var(--muted-dark); }

/* ---------- FAQ ---------- */
.faq-list{ display:grid; gap:12px; }
.faq-item{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:border-color .25s ease, box-shadow .25s ease;
}
.faq-item:hover{ border-color:rgba(91,43,224,.4); }
.faq-item.is-open{
  border-color:rgba(194,255,74,.75);
  box-shadow:inset 3px 0 0 var(--lime), var(--sh-light);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:56px;
  padding:16px 20px;
  text-align:left;
  font-size:15px;
  font-weight:700;
  color:var(--title);
}
.faq-q i{
  flex:0 0 auto;
  color:var(--brand);
  font-size:14px;
  transition:transform .3s ease;
}
.faq-item.is-open .faq-q i{ transform:rotate(180deg); color:#7BA800; }
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-item.is-open .faq-a{ max-height:420px; }
.faq-a-inner{
  padding:0 20px 20px;
  font-size:14.5px;
  line-height:1.9;
  color:var(--muted);
}

/* ---------- 表单 ---------- */
.consult-wrap{
  display:grid;
  gap:28px;
  align-items:start;
}
@media (min-width:1024px){ .consult-wrap{ grid-template-columns:5fr 7fr; gap:48px; } }
.consult-info h2{
  font-size:24px;
  font-weight:800;
  color:var(--title);
  line-height:1.3;
}
@media (min-width:1024px){ .consult-info h2{ font-size:32px; } }
.consult-info p{ margin-top:14px; color:var(--muted); line-height:1.9; }
.consult-list{ margin-top:24px; }
.consult-list li{
  display:grid;
  grid-template-columns:26px 1fr;
  gap:12px;
  padding:14px 0;
  border-bottom:1px solid var(--line-light);
  font-size:14.5px;
  color:var(--body-color);
}
.consult-list li:last-child{ border-bottom:0; }
.consult-list i{ color:var(--brand); margin-top:4px; }
.consult-list b{ color:var(--title); }
.form-card{
  background:#fff;
  border:1px solid var(--line-light);
  border-radius:var(--r-block);
  padding:24px;
  box-shadow:var(--sh-light);
}
@media (min-width:1024px){ .form-card{ padding:34px; } }
.field{ margin-bottom:18px; }
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--title);
  margin-bottom:8px;
}
.field .input,
.field textarea{
  width:100%;
  padding:0 16px;
  height:48px;
  border-radius:var(--r-input);
  border:1px solid var(--line-light);
  background:#FCFCFE;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
  font-size:15px;
}
.field textarea{
  height:120px;
  padding:14px 16px;
  resize:vertical;
  line-height:1.75;
}
.field .input:focus,
.field textarea:focus{
  outline:none;
  background:#fff;
  border-color:var(--lime);
  box-shadow:0 0 0 3px rgba(194,255,74,.28);
}
.field .input::placeholder,
.field textarea::placeholder{ color:#9C98AC; }
.form-foot{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:22px;
}
.form-foot .btn{ flex:0 0 auto; }
.form-note{ font-size:13px; color:var(--muted); }
.form-alert{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--r-input);
  background:rgba(194,255,74,.16);
  border:1px solid rgba(194,255,74,.6);
  color:#3F6212;
  font-size:13.5px;
}
.form-alert.is-visible{ display:block; }

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--dark);
  color:var(--muted-dark);
  border-top:1px solid var(--line-dark);
  padding:56px 0 28px;
  font-size:14px;
}
.footer-grid{
  display:grid;
  gap:32px;
}
@media (min-width:768px){ .footer-grid{ grid-template-columns:1.5fr 1fr 1fr 1fr; gap:36px; } }
.footer-brand{
  display:flex;
  align-items:center;
  gap:10px;
  color:#fff;
  font-weight:700;
  font-size:16px;
  margin-bottom:16px;
}
.footer-desc{ line-height:1.85; max-width:380px; }
.footer-contact{ margin-top:18px; line-height:2; }
.footer-contact b{ color:var(--lime); font-weight:600; }
.footer-col summary{
  list-style:none;
  cursor:pointer;
  color:#fff;
  font-weight:700;
  font-size:15px;
  margin-bottom:16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.footer-col summary::-webkit-details-marker{ display:none; }
.footer-col summary::after{
  content:"\f107";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--muted-dark);
  transition:transform .25s ease;
}
.footer-col[open] summary::after{ transform:rotate(180deg); }
.footer-col ul{ display:grid; gap:12px; }
.footer-col a{ color:var(--muted-dark); }
.footer-col a:hover{ color:var(--lime); }
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  margin-top:40px;
  padding-top:22px;
  border-top:1px solid var(--line-dark);
  font-size:13px;
  color:rgba(242,240,250,.55);
  line-height:1.8;
}

@media (max-width:520px){
  .btn{ width:100%; }
  .hero-actions .btn, .cta-band-actions .btn{ width:100%; }
  .cta-band-actions{ width:100%; }
  .cd-box{ width:44px; height:50px; font-size:18px; }
  .faq-q{ font-size:14.5px; padding:14px 16px; }
}
@media (prefers-reduced-motion:reduce){
  *{ animation:none !important; transition-duration:.01ms !important; scroll-behavior:auto !important; }
  .step-body:hover, .fact:hover, .feature-media:hover img{ transform:none !important; }
}

/* roulang page: category2 */
:root{
  --purple:#5B2BE0;
  --purple-hover:#6E42F0;
  --purple-active:#4A1FC4;
  --lime:#C2FF4A;
  --orange:#FF8A3D;
  --bg:#0D0A16;
  --panel:#171227;
  --panel-2:#14102A;
  --line:rgba(255,255,255,.10);
  --line-strong:rgba(255,255,255,.18);
  --text:#F2F0FA;
  --muted:rgba(242,240,250,.68);
  --muted-2:rgba(242,240,250,.48);
  --r-card:16px;
  --r-lg:24px;
  --r-pill:999px;
  --r-input:12px;
  --shadow-deep:0 12px 40px rgba(91,43,224,.35);
  --shadow-soft:0 6px 20px rgba(8,5,20,.45);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
button,input,select,textarea{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;padding:0;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
[hidden]{display:none !important;}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px;border-radius:4px;}

.container-x{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:768px){
  .container-x{padding:0 32px;}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(13,10,22,.92);
  backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(5,3,14,.6);
}
.nav-top{
  display:flex;
  align-items:center;
  gap:20px;
  height:64px;
}
@media (min-width:768px){ .nav-top{height:72px;} }
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#6E42F0,#3C1799);
  color:#fff;font-weight:800;font-size:19px;
  box-shadow:0 6px 18px rgba(91,43,224,.45),inset 0 0 0 1px rgba(194,255,74,.35);
}
.brand-text{
  font-size:16px;font-weight:800;letter-spacing:-.2px;line-height:1.2;white-space:nowrap;
}
.brand-text em{font-style:normal;color:var(--lime);}
.nav-search{flex:1;display:flex;justify-content:center;}
.nav-search .search-box{width:100%;max-width:420px;}
@media (max-width:1023px){ .nav-search{display:none;} }
.search-box{
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 16px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s ease,background-color .2s ease;
}
.search-box:focus-within{border-color:var(--lime);background:rgba(194,255,74,.06);}
.search-box i{color:var(--muted-2);font-size:14px;}
.search-box input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--text);
}
.search-box input::placeholder{color:var(--muted-2);}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;flex-shrink:0;}
.nav-link{font-size:14px;color:var(--muted);}
.nav-link:hover{color:var(--lime);}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:none;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text);
}
.icon-btn:hover{border-color:var(--lime);color:var(--lime);}
@media (max-width:1023px){ .icon-btn{display:flex;} }
@media (max-width:520px){ .nav-link{display:none;} }

.nav-tabs-wrap{border-top:1px solid var(--line);}
.nav-tabs{
  display:flex;align-items:center;gap:8px;
  height:48px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none;}
@media (min-width:768px){ .nav-tabs{height:56px;} }
.tab-pill{
  flex:0 0 auto;
  padding:7px 16px;
  border-radius:var(--r-pill);
  font-size:14px;
  color:var(--muted);
  border:1px solid var(--line);
  white-space:nowrap;
  transition:all .2s ease;
}
.tab-pill:hover{background:rgba(194,255,74,.12);border-color:rgba(194,255,74,.35);color:var(--text);}
.tab-pill.is-active{
  background:var(--lime);
  border-color:var(--lime);
  color:#12102A;
  font-weight:700;
}

.search-layer{
  max-height:0;overflow:hidden;
  transition:max-height .28s ease;
}
.search-layer.is-open{max-height:90px;padding:12px 0 4px;}
.search-layer .search-box{max-width:100%;}
@media (min-width:1024px){ .search-layer{display:none !important;} }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  transition:transform .2s ease,background-color .2s ease,border-color .2s ease,box-shadow .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 8px 24px rgba(91,43,224,.38);}
.btn-primary:hover{background:var(--purple-hover);transform:translateY(-1px);}
.btn-primary:active{background:var(--purple-active);transform:translateY(0);}
.btn-outline{border:1px solid var(--line-strong);color:var(--text);background:rgba(255,255,255,.02);}
.btn-outline:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px);}
.btn-ghost{color:var(--lime);padding:0 4px;height:auto;font-weight:600;}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:6px;
  font-size:12px;font-weight:600;letter-spacing:.2px;
}
.badge-lime{background:rgba(194,255,74,.14);color:var(--lime);}
.badge-flare{background:var(--orange);color:#231000;font-weight:700;}
.badge-solid{background:var(--lime);color:#12102A;}
.badge-outline{border:1px solid var(--line);color:var(--muted);}

/* ---------- notice ---------- */
.notice-bar{
  background:linear-gradient(90deg,rgba(255,138,61,.16),rgba(91,43,224,.16));
  border-bottom:1px solid var(--line);
  font-size:13px;color:var(--muted);
}
.notice-inner{
  display:flex;align-items:center;gap:12px;
  min-height:34px;padding:6px 0;
}
.notice-inner i{color:var(--orange);}
.notice-inner p{flex:1;line-height:1.5;}
.notice-close{color:var(--muted-2);font-size:14px;}
.notice-close:hover{color:var(--lime);}

/* ---------- generic sections ---------- */
.section{padding:56px 0;}
@media (min-width:768px){ .section{padding:80px 0;} }
.section-head{margin-bottom:28px;}
@media (min-width:768px){ .section-head{margin-bottom:40px;} }
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--lime);
  letter-spacing:1px;text-transform:uppercase;
  margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);border-radius:2px;}
h1,h2,h3{letter-spacing:-.4px;line-height:1.28;}
.section-head h2{font-size:24px;font-weight:800;}
@media (min-width:768px){ .section-head h2{font-size:32px;} }
.section-head p{color:var(--muted);font-size:15px;margin-top:10px;max-width:760px;}
.panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
}
.panel-lg{border-radius:var(--r-lg);padding:28px;}
.divider{height:1px;background:var(--line);border:0;margin:0;}

/* ---------- page hero ---------- */
.page-hero{padding:28px 0 0;}
.hero-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  min-height:340px;
  display:flex;
  align-items:flex-end;
  isolation:isolate;
}
.hero-card img.hero-bg{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;z-index:-2;
}
.hero-card::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(13,10,22,.42) 0%,rgba(13,10,22,.86) 62%,rgba(13,10,22,.97) 100%),
             radial-gradient(680px 320px at 12% 8%,rgba(91,43,224,.55),transparent 70%);
}
.hero-inner{padding:32px 24px;position:relative;}
@media (min-width:768px){ .hero-inner{padding:48px 44px;} }
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted-2);margin-bottom:16px;
}
.crumb a:hover{color:var(--lime);}
.crumb .sep{color:rgba(242,240,250,.28);}
.crumb .current{color:var(--muted);}
.hero-title{
  font-size:28px;font-weight:800;max-width:820px;
}
@media (min-width:768px){ .hero-title{font-size:44px;} }
@media (min-width:1280px){ .hero-title{font-size:50px;} }
.hero-lead{
  margin-top:14px;color:var(--muted);font-size:15px;max-width:680px;line-height:1.8;
}
.hero-metrics{
  display:flex;flex-wrap:wrap;gap:28px;margin-top:26px;
}
.metric-num{
  font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.metric-label{font-size:13px;color:var(--muted-2);margin-top:2px;}

/* ---------- timeline ---------- */
.timeline{position:relative;padding:6px 0 0;}
.timeline::before{
  content:"";position:absolute;top:8px;bottom:0;left:9px;width:2px;
  background:linear-gradient(180deg,rgba(194,255,74,.7),rgba(91,43,224,.6),rgba(91,43,224,0));
  border-radius:2px;
}
@media (min-width:900px){
  .timeline::before{left:50%;transform:translateX(-50%);}
}
.tl-item{position:relative;padding:0 0 32px 34px;}
@media (min-width:900px){
  .tl-item{width:50%;padding:0 44px 40px 0;}
  .tl-item:nth-child(even){margin-left:50%;padding:0 0 40px 44px;}
}
.tl-dot{
  position:absolute;top:16px;left:2px;
  width:16px;height:16px;border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 6px rgba(194,255,74,.14);
}
@media (min-width:900px){
  .tl-dot{left:auto;right:-40px;}
  .tl-item:nth-child(even) .tl-dot{left:-40px;right:auto;}
}
.tl-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px 22px;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.tl-card:hover{border-color:rgba(194,255,74,.5);transform:translateY(-2px);box-shadow:var(--shadow-deep);}
.tl-date{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--lime);
  font-variant-numeric:tabular-nums;
  letter-spacing:.4px;
  margin-bottom:10px;
}
.tl-card h3{font-size:18px;font-weight:700;}
.tl-card p{color:var(--muted);font-size:14.5px;margin-top:8px;line-height:1.8;}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}

/* ---------- feature split ---------- */
.split{
  display:grid;gap:24px;align-items:center;
}
@media (min-width:900px){
  .split{grid-template-columns:1.05fr 1fr;gap:44px;}
  .split.reverse .split-media{order:2;}
}
.split-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;transition:transform .5s ease;}
.split-media:hover img{transform:scale(1.03);}
.split-media .media-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(13,10,22,.78);
  border:1px solid var(--line);
  border-radius:8px;
  padding:8px 12px;
  font-size:13px;color:var(--text);
  backdrop-filter:blur(6px);
}
.check-list{display:grid;gap:14px;margin-top:20px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--muted);line-height:1.8;}
.check-list i{color:var(--lime);margin-top:6px;font-size:14px;}

/* ---------- activity cards ---------- */
.card-grid{display:grid;gap:20px;}
@media (min-width:768px){ .card-grid{grid-template-columns:repeat(2,1fr);} }
@media (min-width:1100px){ .card-grid.three{grid-template-columns:repeat(3,1fr);} }
.info-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:24px;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;gap:12px;
}
.info-card:hover{border-color:rgba(194,255,74,.5);transform:translateY(-2px);box-shadow:var(--shadow-deep);}
.info-card h3{font-size:18px;font-weight:700;}
.info-card p{color:var(--muted);font-size:14.5px;line-height:1.8;}
.kv{display:grid;grid-template-columns:96px 1fr;gap:10px;font-size:14px;}
.kv dt{color:var(--muted-2);}
.kv dd{margin:0;color:var(--text);}

/* ---------- flash bar ---------- */
.flash-wrap{padding:0 0 8px;}
.flash-bar{
  position:relative;
  display:flex;flex-wrap:wrap;align-items:center;gap:26px;justify-content:space-between;
  padding:26px 24px;
  border-radius:var(--r-lg);
  background:linear-gradient(100deg,rgba(255,138,61,.16),rgba(91,43,224,.22) 55%,rgba(23,18,39,.9));
  border:1px solid rgba(255,138,61,.4);
  overflow:hidden;
}
@media (min-width:768px){ .flash-bar{padding:30px 40px;} }
.flash-bar::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--orange);
}
.countdown{display:flex;align-items:center;gap:12px;}
.cd-box{
  width:56px;height:56px;border-radius:12px;
  background:rgba(255,138,61,.14);
  border:1px solid rgba(255,138,61,.45);
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;
  color:#FFD3AE;
}
.cd-label{font-size:12px;color:var(--muted-2);text-align:center;margin-top:6px;letter-spacing:1px;}
.flash-text h2{font-size:20px;font-weight:800;}
@media (min-width:768px){ .flash-text h2{font-size:26px;} }
.flash-text p{color:var(--muted);font-size:14px;margin-top:8px;max-width:520px;}

/* ---------- form ---------- */
.form-layout{display:grid;gap:32px;}
@media (min-width:900px){
  .form-layout{grid-template-columns:5fr 7fr;gap:48px;}
}
.form-side h2{font-size:24px;font-weight:800;}
@media (min-width:768px){ .form-side h2{font-size:30px;} }
.form-side > p{color:var(--muted);font-size:15px;margin-top:12px;}
.form-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
}
@media (min-width:768px){ .form-card{padding:32px;} }
.field{margin-bottom:18px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;}
.field .control{
  width:100%;height:48px;padding:0 14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  font-size:15px;color:var(--text);
  outline:none;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
textarea.control{height:120px;padding:12px 14px;resize:vertical;line-height:1.7;}
.field .control:focus{border-color:var(--lime);box-shadow:0 0 0 3px rgba(194,255,74,.16);background:rgba(194,255,74,.05);}
.field .control::placeholder{color:var(--muted-2);}
select.control{appearance:none;background-image:linear-gradient(45deg,transparent 50%,rgba(242,240,250,.6) 50%),linear-gradient(135deg,rgba(242,240,250,.6) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.field-hint{font-size:13px;color:var(--muted-2);margin-top:8px;}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--muted);line-height:1.7;}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:#5B2BE0;}
.form-actions{margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;}

/* ---------- faq ---------- */
.faq-list{max-width:900px;}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--panel-2);
  overflow:hidden;
  transition:border-color .25s ease;
  margin-bottom:12px;
}
.faq-item.open{border-color:rgba(194,255,74,.5);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-size:15px;font-weight:700;color:var(--text);
  border-left:3px solid transparent;
  transition:border-color .25s ease,color .2s ease;
}
.faq-q:hover{color:var(--lime);}
.faq-item.open .faq-q{border-left-color:var(--lime);}
.faq-q i{color:var(--muted-2);font-size:14px;transition:transform .3s ease;}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--lime);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;}
.faq-a-inner{padding:0 20px 20px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:24px;
  background:#08060F;
  border-top:1px solid var(--line);
  padding:52px 0 28px;
}
.footer-grid{display:grid;gap:32px;}
@media (min-width:768px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;} }
.footer-brand{display:flex;align-items:center;gap:12px;font-size:16px;font-weight:800;margin-bottom:16px;}
.footer-desc{color:var(--muted);font-size:14px;line-height:1.85;max-width:400px;}
.footer-contact{margin-top:16px;font-size:13px;color:var(--muted-2);line-height:2;}
.footer-contact b{color:var(--text);font-weight:600;}
.footer-col summary{
  list-style:none;cursor:pointer;
  font-size:14px;font-weight:700;margin-bottom:14px;color:var(--text);
}
.footer-col summary::-webkit-details-marker{display:none;}
.footer-col summary:hover{color:var(--lime);}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--muted);}
.footer-col a:hover{color:var(--lime);}
.footer-bottom{
  margin-top:40px;padding-top:22px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--muted-2);line-height:1.8;
}
.footer-bottom span{max-width:640px;}
@media (min-width:768px){
  .footer-col > ul{display:grid !important;}
}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category3 */
:root{
  --bg-dark:#0D0A16;
  --panel-dark:#171227;
  --line-dark:rgba(255,255,255,.10);
  --text-dark:#F2F0FA;
  --muted-dark:rgba(242,240,250,.68);
  --primary:#5B2BE0;
  --primary-hover:#6E42F0;
  --primary-active:#4A1FC4;
  --lime:#C2FF4A;
  --amber:#FF8A3D;
  --bg-light:#F6F5FA;
  --card:#FFFFFF;
  --line-light:#E6E3F0;
  --title:#16132A;
  --text:#35304A;
  --muted:#5C5870;
  --r-card:16px;
  --r-box:24px;
  --r-pill:999px;
  --r-input:12px;
  --shadow-light:0 6px 20px rgba(22,16,50,.08);
  --shadow-dark:0 12px 40px rgba(91,43,224,.35);
  --maxw:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg-light);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container-x{
  max-width:var(--maxw);
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1024px){
  .container-x{padding-left:32px;padding-right:32px}
}
.no-scrollbar{scrollbar-width:none;-ms-overflow-style:none}
.no-scrollbar::-webkit-scrollbar{display:none}

/* ============ header ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(13,10,22,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:box-shadow .25s ease,border-color .25s ease;
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  border-bottom:1px solid rgba(255,255,255,.10);
  box-shadow:0 10px 30px rgba(8,5,20,.55);
}
.nav-top{
  display:flex;
  align-items:center;
  gap:18px;
  height:64px;
}
@media (min-width:1024px){
  .nav-top{height:72px;gap:28px}
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:11px;
  background:linear-gradient(140deg,#6E42F0,#4A1FC4);
  color:#fff;font-weight:800;font-size:18px;
  box-shadow:0 6px 18px rgba(91,43,224,.45);
}
.brand-text{
  color:var(--text-dark);
  font-size:15px;
  font-weight:700;
  letter-spacing:.2px;
  white-space:nowrap;
}
.brand-text em{font-style:normal;color:var(--lime)}
@media (max-width:520px){
  .brand-text{font-size:13.5px}
  .brand-text em{display:inline}
}
.nav-search{display:none;flex:1 1 auto;max-width:420px}
@media (min-width:1024px){
  .nav-search{display:block;margin-left:8px}
}
.search-box{
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 16px;
  border:1px solid rgba(255,255,255,.14);
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.06);
  transition:border-color .2s ease,background .2s ease;
}
.search-box:focus-within{border-color:var(--lime);background:rgba(194,255,74,.08)}
.search-box i{color:var(--muted-dark);font-size:14px}
.search-box input{
  flex:1;min-width:0;border:0;background:transparent;
  color:var(--text-dark);font-size:14px;outline:none;
}
.search-box input::placeholder{color:rgba(242,240,250,.45)}
.nav-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.icon-btn{
  width:40px;height:40px;display:grid;place-items:center;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.14);
  color:var(--text-dark);font-size:15px;
  transition:border-color .2s ease,background .2s ease;
}
.icon-btn:hover{border-color:var(--lime);background:rgba(194,255,74,.12)}
@media (min-width:1024px){.icon-btn{display:none}}
.nav-link{
  display:none;color:var(--muted-dark);font-size:14px;
  padding:6px 4px;transition:color .2s ease;
}
.nav-link:hover{color:var(--lime)}
@media (min-width:640px){.nav-link{display:inline-block}}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;
  transition:transform .2s ease,background .2s ease,box-shadow .2s ease,border-color .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-primary{
  background:var(--primary);color:#fff;
  box-shadow:0 8px 22px rgba(91,43,224,.38);
}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}
.btn-primary:active{background:var(--primary-active);transform:translateY(0)}
.btn-ghost{
  border:1px solid rgba(255,255,255,.20);
  color:var(--text-dark);background:transparent;
}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime)}
.btn-outline{
  border:1px solid var(--line-light);background:#fff;color:var(--title);
}
.btn-outline:hover{border-color:var(--lime);color:var(--title);transform:translateY(-1px);box-shadow:var(--shadow-light)}
.btn-lime{
  background:var(--lime);color:#14121F;font-weight:700;
}
.btn-lime:hover{background:#d2ff6b;transform:translateY(-1px)}
.nav-tabs-wrap{
  border-top:1px solid rgba(255,255,255,.07);
  border-bottom:1px solid rgba(255,255,255,.07);
  background:rgba(255,255,255,.02);
}
.nav-tabs{
  display:flex;align-items:center;gap:10px;
  height:48px;overflow-x:auto;
}
@media (min-width:1024px){
  .nav-tabs{height:56px;gap:14px}
}
.tab-pill{
  flex:0 0 auto;
  display:inline-flex;align-items:center;
  height:34px;padding:0 16px;
  border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.14);
  color:var(--muted-dark);
  font-size:14px;
  transition:background .2s ease,color .2s ease,border-color .2s ease;
}
.tab-pill:hover{background:rgba(194,255,74,.12);color:var(--text-dark)}
.tab-pill.is-active{
  background:var(--lime);border-color:var(--lime);
  color:#14121F;font-weight:700;
}
.search-layer{
  display:none;
  padding:12px 0 16px;
}
.search-layer.is-open{display:block}
@media (min-width:1024px){.search-layer{display:none !important}}
.notice-bar{
  background:rgba(255,138,61,.12);
  border-bottom:1px solid rgba(255,138,61,.24);
}
.notice-inner{
  display:flex;align-items:center;gap:10px;
  min-height:34px;padding:6px 0;
  font-size:12.5px;color:#FFD9BC;
}
.notice-inner i{color:var(--amber)}
.notice-close{
  margin-left:auto;color:#FFD9BC;font-size:14px;
  width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;
  transition:background .2s ease;
}
.notice-close:hover{background:rgba(255,138,61,.20)}

/* ============ hero ============ */
.hero{
  position:relative;
  overflow:hidden;
  color:var(--text-dark);
  background:
    linear-gradient(115deg,rgba(13,10,22,.97) 0%,rgba(13,10,22,.90) 48%,rgba(74,31,196,.62) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.hero::after{
  content:"";
  position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:22px 22px;
  opacity:.35;
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;padding:48px 0 56px}
@media (min-width:1024px){
  .hero-inner{padding:72px 0 80px}
}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted-dark);
}
.breadcrumb a{transition:color .2s ease}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{opacity:.5}
.breadcrumb .current{color:rgba(242,240,250,.55)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  margin-top:22px;
  padding:6px 14px;
  border-radius:6px;
  background:rgba(255,138,61,.85);
  color:#22130A;font-size:12.5px;font-weight:700;
  letter-spacing:.4px;
}
.hero h1{
  margin-top:18px;
  font-size:28px;
  line-height:1.25;
  letter-spacing:-.5px;
  font-weight:800;
}
@media (min-width:1024px){
  .hero h1{font-size:46px;max-width:16em}
}
.hero-lead{
  margin-top:16px;
  max-width:44em;
  font-size:15px;
  line-height:1.85;
  color:var(--muted-dark);
}
@media (min-width:1024px){
  .hero-lead{font-size:16.5px}
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-metrics{
  display:grid;gap:14px;margin-top:36px;
  grid-template-columns:1fr;
}
@media (min-width:640px){
  .hero-metrics{grid-template-columns:repeat(3,1fr)}
}
.metric{
  padding:18px 20px;
  border-radius:var(--r-card);
  border:1px solid var(--line-dark);
  background:rgba(23,18,39,.72);
}
.metric .metric-k{
  font-size:12.5px;color:rgba(242,240,250,.55);letter-spacing:.4px;
}
.metric .metric-v{
  margin-top:8px;
  font-size:15px;
  font-weight:700;
  color:var(--text-dark);
  font-variant-numeric:tabular-nums;
  line-height:1.5;
}
.metric .metric-v em{font-style:normal;color:var(--lime)}

/* ============ sections ============ */
.section{padding:56px 0}
@media (min-width:1024px){
  .section{padding:92px 0}
}
.section-dark{
  background:var(--bg-dark);
  color:var(--text-dark);
}
.section-head{max-width:760px;margin-bottom:32px}
@media (min-width:1024px){
  .section-head{margin-bottom:44px}
}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;
  color:var(--primary);
  letter-spacing:.6px;
}
.section-dark .section-tag{color:var(--lime)}
.section-tag::before{
  content:"";width:22px;height:2px;border-radius:2px;background:currentColor;
}
.section-title{
  margin-top:12px;
  font-size:24px;
  line-height:1.3;
  font-weight:800;
  color:var(--title);
  letter-spacing:-.3px;
}
@media (min-width:1024px){
  .section-title{font-size:32px}
}
.section-dark .section-title{color:var(--text-dark)}
.section-desc{
  margin-top:14px;
  font-size:15px;
  line-height:1.85;
  color:var(--muted);
}
.section-dark .section-desc{color:var(--muted-dark)}

/* ============ risk table ============ */
.table-shell{
  border-radius:var(--r-card);
  border:1px solid var(--line-light);
  background:#fff;
  box-shadow:var(--shadow-light);
  overflow:hidden;
}
.risk-table{
  width:100%;
  border-collapse:collapse;
  font-size:14.5px;
}
.risk-table thead th{
  position:sticky;top:0;
  text-align:left;
  padding:16px 22px;
  background:#F2EFFC;
  border-bottom:1px solid var(--line-light);
  font-size:13.5px;
  font-weight:700;
  color:#2C2455;
  letter-spacing:.3px;
  white-space:nowrap;
}
.risk-table tbody td{
  padding:16px 22px;
  border-bottom:1px solid #F0EEF8;
  color:var(--text);
  vertical-align:top;
  line-height:1.7;
}
.risk-table tbody tr:nth-child(even){background:#FBFAFE}
.risk-table tbody tr:hover{background:#F5F2FE}
.risk-table tbody tr:last-child td{border-bottom:0}
.risk-table td.cell-risk{font-weight:700;color:var(--title)}
.risk-table td.cell-do{color:#3B2F6E}
.risk-table td.cell-do i{color:var(--primary);margin-right:8px}
@media (max-width:768px){
  .risk-table thead{display:none}
  .risk-table,.risk-table tbody,.risk-table tr,.risk-table td{display:block;width:100%}
  .risk-table tr{
    border-bottom:1px solid var(--line-light);
    padding:6px 0;
  }
  .risk-table tbody tr:nth-child(even){background:#FBFAFE}
  .risk-table tbody td{
    display:flex;gap:12px;
    padding:10px 18px;
    border-bottom:0;
  }
  .risk-table tbody td::before{
    content:attr(data-label);
    flex:0 0 72px;
    font-size:12.5px;
    font-weight:700;
    color:var(--muted);
  }
}

/* ============ checklist ============ */
.check-grid{
  display:grid;gap:20px;
  grid-template-columns:1fr;
  margin-top:32px;
}
@media (min-width:900px){
  .check-grid{grid-template-columns:1fr 1fr;gap:24px}
}
.check-card{
  padding:26px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--line-light);
  background:#fff;
  box-shadow:var(--shadow-light);
  transition:border-color .25s ease,transform .25s ease;
}
.check-card:hover{border-color:var(--lime);transform:translateY(-2px)}
.check-card h3{
  font-size:19px;font-weight:800;color:var(--title);
  display:flex;align-items:center;gap:10px;
}
.check-card h3 span{
  display:inline-grid;place-items:center;
  width:28px;height:28px;border-radius:8px;
  background:rgba(91,43,224,.10);color:var(--primary);
  font-size:14px;
}
.check-list{margin-top:18px;display:grid;gap:12px}
.check-item{
  display:flex;gap:12px;
  font-size:14.5px;
  line-height:1.7;
  color:var(--text);
  padding-bottom:12px;
  border-bottom:1px dashed #EDEAF7;
}
.check-item:last-child{border-bottom:0;padding-bottom:0}
.check-item i{
  flex:0 0 auto;
  margin-top:4px;
  width:18px;height:18px;
  display:grid;place-items:center;
  border-radius:50%;
  background:rgba(194,255,74,.55);
  color:#1C2B00;
  font-size:10px;
}

/* ============ media split ============ */
.media-split{
  display:grid;gap:28px;
  grid-template-columns:1fr;
  align-items:center;
}
@media (min-width:1024px){
  .media-split{grid-template-columns:1.05fr .95fr;gap:56px}
}
.media-figure{
  position:relative;
  border-radius:var(--r-box);
  overflow:hidden;
  border:1px solid var(--line-dark);
  box-shadow:var(--shadow-dark);
}
.media-figure img{
  width:100%;height:100%;
  aspect-ratio:16/11;
  object-fit:cover;
  transition:transform .4s ease;
}
.media-figure:hover img{transform:scale(1.03)}
.media-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 18px;
  font-size:13px;
  color:rgba(242,240,250,.86);
  background:linear-gradient(to top,rgba(13,10,22,.88),rgba(13,10,22,0));
}
.media-badge{
  position:absolute;top:16px;left:16px;
  padding:6px 12px;
  border-radius:6px;
  background:var(--lime);color:#14121F;
  font-size:12.5px;font-weight:700;
}
.media-copy h3{
  font-size:20px;font-weight:800;color:var(--text-dark);
  line-height:1.4;
}
@media (min-width:1024px){
  .media-copy h3{font-size:26px}
}
.media-copy p{
  margin-top:14px;
  font-size:15px;
  line-height:1.9;
  color:var(--muted-dark);
}
.mini-list{margin-top:22px;display:grid;gap:14px}
.mini-list li{
  display:flex;gap:12px;
  font-size:14.5px;
  color:var(--muted-dark);
  line-height:1.7;
}
.mini-list li b{color:var(--text-dark);font-weight:700}
.mini-list li i{
  flex:0 0 auto;margin-top:3px;
  width:20px;height:20px;
  display:grid;place-items:center;
  border-radius:6px;
  border:1px solid rgba(194,255,74,.45);
  color:var(--lime);font-size:10px;
}

/* ============ faq ============ */
.faq-list{
  display:grid;gap:12px;
  margin-top:8px;
  max-width:900px;
}
.faq-item{
  border-radius:var(--r-card);
  border:1px solid var(--line-light);
  background:#fff;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-color:var(--lime);box-shadow:var(--shadow-light)}
.faq-q{
  width:100%;
  display:flex;align-items:center;gap:14px;
  padding:18px 22px;
  text-align:left;
  font-size:15px;
  font-weight:700;
  color:var(--title);
  line-height:1.6;
}
.faq-q .idx{
  flex:0 0 auto;
  font-size:12.5px;
  font-weight:700;
  color:var(--primary);
  font-variant-numeric:tabular-nums;
}
.faq-q .chev{
  margin-left:auto;flex:0 0 auto;
  color:var(--muted);
  transition:transform .25s ease,color .25s ease;
  font-size:13px;
}
.faq-item.is-open .faq-q .chev{transform:rotate(180deg);color:var(--primary)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 22px 20px 58px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--muted);
  border-left:3px solid var(--lime);
  margin-left:22px;
  padding-left:22px;
}
@media (max-width:640px){
  .faq-a-inner{margin-left:14px;padding-left:16px;padding-right:16px}
}

/* ============ cta + form ============ */
.band-cta{
  position:relative;
  overflow:hidden;
  background:linear-gradient(100deg,#3C1A9E 0%,#5B2BE0 52%,#7A4BF0 100%);
  color:#fff;
  border-radius:var(--r-box);
  padding:34px 26px;
}
@media (min-width:1024px){
  .band-cta{padding:42px 44px;clip-path:polygon(0 0,100% 0,98.5% 100%,0 100%)}
}
.band-cta::after{
  content:"";position:absolute;right:-60px;top:-70px;
  width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(194,255,74,.35),transparent 62%);
}
.band-inner{
  position:relative;z-index:2;
  display:flex;flex-direction:column;gap:22px;
}
@media (min-width:900px){
  .band-inner{flex-direction:row;align-items:center;justify-content:space-between;gap:40px}
}
.band-inner h3{font-size:21px;font-weight:800;line-height:1.4}
@media (min-width:1024px){
  .band-inner h3{font-size:26px}
}
.band-inner p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.82);line-height:1.8;max-width:52em}
.form-shell{
  margin-top:32px;
  display:grid;gap:24px;
  grid-template-columns:1fr;
}
@media (min-width:1024px){
  .form-shell{grid-template-columns:5fr 7fr;gap:40px;margin-top:44px}
}
.form-aside h3{font-size:20px;font-weight:800;color:var(--title)}
.form-aside p{margin-top:12px;font-size:14.5px;color:var(--muted);line-height:1.85}
.aside-list{margin-top:20px;display:grid;gap:12px}
.aside-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--text);line-height:1.7;
}
.aside-list li i{color:var(--primary);margin-top:4px;font-size:12px}
.form-card{
  padding:26px 22px;
  border-radius:var(--r-card);
  border:1px solid var(--line-light);
  background:#fff;
  box-shadow:var(--shadow-light);
}
@media (min-width:768px){
  .form-card{padding:32px 30px}
}
.field-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media (min-width:768px){
  .field-grid{grid-template-columns:1fr 1fr}
  .field-full{grid-column:1 / -1}
}
.field label{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--muted);
  margin-bottom:8px;
}
.field input,.field select,.field textarea{
  width:100%;
  border:1px solid var(--line-light);
  border-radius:var(--r-input);
  background:#FBFAFE;
  padding:0 14px;
  height:48px;
  font-size:14.5px;
  color:var(--title);
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field textarea{
  height:120px;padding:12px 14px;resize:vertical;line-height:1.7;
}
.field input::placeholder,.field textarea::placeholder{color:#9C98B0}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--lime);
  background:#fff;
  box-shadow:0 0 0 2px rgba(194,255,74,.45);
}
.agree{
  display:flex;align-items:flex-start;gap:10px;
  font-size:13px;color:var(--muted);line-height:1.7;
}
.agree input{width:16px;height:16px;margin-top:3px;accent-color:#5B2BE0}
.form-foot{
  margin-top:22px;
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
}
.form-hint{font-size:12.5px;color:var(--muted)}
.form-msg{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:var(--r-input);
  border:1px solid rgba(194,255,74,.75);
  background:rgba(194,255,74,.16);
  color:#2C3A00;
  font-size:13.5px;
}
.form-msg.is-show{display:block}

/* ============ footer ============ */
.site-footer{
  background:var(--bg-dark);
  color:var(--muted-dark);
  border-top:1px solid var(--line-dark);
  padding:52px 0 28px;
}
.footer-grid{
  display:grid;gap:32px;
  grid-template-columns:1fr;
}
@media (min-width:768px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
}
@media (min-width:1024px){
  .footer-grid{gap:48px}
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  color:var(--text-dark);font-size:15px;font-weight:700;
}
.footer-desc{
  margin-top:16px;font-size:13.5px;line-height:1.9;max-width:34em;
}
.footer-contact{
  margin-top:16px;font-size:13.5px;line-height:1.9;
}
.footer-contact b{color:var(--text-dark);font-weight:600}
.footer-col{
  font-size:14px;
}
.footer-col summary{
  list-style:none;cursor:pointer;
  color:var(--text-dark);font-weight:700;font-size:14.5px;
  display:flex;align-items:center;gap:8px;
  padding-bottom:8px;
}
.footer-col summary::-webkit-details-marker{display:none}
.footer-col summary::after{
  content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  margin-left:auto;font-size:12px;color:rgba(242,240,250,.5);
  transition:transform .2s ease;
}
.footer-col[open] summary::after{transform:rotate(180deg)}
.footer-col ul{margin-top:10px;display:grid;gap:10px}
.footer-col a{
  font-size:13.5px;color:var(--muted-dark);
  transition:color .2s ease;
}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  margin-top:40px;padding-top:20px;
  border-top:1px solid var(--line-dark);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:rgba(242,240,250,.55);
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category4 */
:root{
  --purple:#5B2BE0;
  --purple-hover:#6E42F0;
  --purple-active:#4A1FC4;
  --lime:#C2FF4A;
  --amber:#FF8A3D;
  --dark:#0D0A16;
  --panel:#171227;
  --line:rgba(255,255,255,.10);
  --text:#F2F0FA;
  --muted:rgba(242,240,250,.68);
  --light-bg:#F6F5FA;
  --light-card:#FFFFFF;
  --light-line:#E6E3F0;
  --light-title:#16132A;
  --light-text:#35304A;
  --light-muted:#5C5870;
  --r-badge:6px;
  --r-input:12px;
  --r-card:16px;
  --r-block:24px;
  --r-pill:999px;
  --shadow-light:0 6px 20px rgba(22,16,50,.08);
  --shadow-dark:0 12px 40px rgba(91,43,224,.35);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font-cn);
  background:var(--dark);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--lime);outline-offset:2px}
.container-x{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.num{font-variant-numeric:tabular-nums;font-weight:800}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(13,10,22,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.nav-top{display:flex;align-items:center;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#7B4BF5,#4A1FC4);
  color:#fff;font-weight:800;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 6px 18px rgba(91,43,224,.45);
}
.brand-text{font-size:16px;font-weight:700;letter-spacing:.2px;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--lime)}
.nav-search{flex:1;max-width:420px;margin:0 auto}
.search-box{
  display:flex;align-items:center;gap:10px;
  height:42px;padding:0 16px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  transition:border-color .2s ease,background-color .2s ease;
}
.search-box i{color:var(--muted);font-size:14px}
.search-box input{
  flex:1;background:none;border:0;outline:none;
  color:var(--text);font-size:14px;min-width:0;
}
.search-box input::placeholder{color:rgba(242,240,250,.42)}
.search-box:focus-within{border-color:var(--lime);background:rgba(194,255,74,.06)}
.nav-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.nav-link{font-size:14px;color:var(--muted);transition:color .2s ease}
.nav-link:hover{color:var(--lime)}
.icon-btn{
  display:none;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:transparent;
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  transition:border-color .2s ease,color .2s ease;
}
.icon-btn:hover{border-color:var(--lime);color:var(--lime)}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border:0;cursor:pointer;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;
  letter-spacing:.2px;transition:transform .18s ease,background-color .2s ease,border-color .2s ease,color .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-sm{height:40px;padding:0 20px;font-size:14px}
.btn-block{width:100%}
.btn-primary{background:var(--purple);color:#fff;box-shadow:0 8px 24px rgba(91,43,224,.35)}
.btn-primary:hover{background:var(--purple-hover);transform:translateY(-1px)}
.btn-primary:active{background:var(--purple-active);transform:translateY(0)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--line)}
.btn-outline:hover{border-color:var(--lime);color:var(--lime);transform:translateY(-1px)}
.btn-outline:active{transform:translateY(0)}
.btn-dark-outline{background:transparent;color:var(--light-title);border:1px solid var(--light-line)}
.btn-dark-outline:hover{border-color:var(--purple);color:var(--purple)}
.btn-lime{background:var(--lime);color:#101021}
.btn-lime:hover{filter:brightness(1.06);transform:translateY(-1px)}

.nav-tabs-wrap{border-top:1px solid rgba(255,255,255,.07)}
.nav-tabs{
  display:flex;align-items:center;gap:10px;
  height:56px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.tab-pill{
  flex:0 0 auto;padding:8px 18px;border-radius:var(--r-pill);
  font-size:14px;color:var(--muted);
  border:1px solid var(--line);
  transition:background-color .2s ease,border-color .2s ease,color .2s ease;
}
.tab-pill:hover{background:rgba(194,255,74,.12);border-color:rgba(194,255,74,.4);color:var(--text)}
.tab-pill.is-active{background:var(--lime);border-color:var(--lime);color:#101021;font-weight:700}
.search-layer{display:none;padding:0 0 14px}
.search-layer.is-open{display:block}

/* ============ 提示条 ============ */
.notice-bar{
  background:linear-gradient(90deg,rgba(255,138,61,.16),rgba(91,43,224,.16));
  border-bottom:1px solid var(--line);
}
.notice-inner{
  display:flex;align-items:center;gap:12px;
  min-height:32px;padding:6px 0;font-size:13px;color:rgba(242,240,250,.8);
}
.notice-inner i.dot{color:var(--amber)}
.notice-close{
  margin-left:auto;background:none;border:0;cursor:pointer;
  color:var(--muted);font-size:14px;padding:4px 6px;border-radius:6px;
  transition:color .2s ease;flex-shrink:0;
}
.notice-close:hover{color:var(--lime)}

/* ============ 页头 ============ */
.page-hero{
  position:relative;overflow:hidden;
  padding:44px 0 72px;
  background-image:linear-gradient(180deg,rgba(13,10,22,.86),rgba(13,10,22,.96)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;
}
.page-hero::after{
  content:"";position:absolute;right:-140px;top:-90px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(91,43,224,.42),transparent 68%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;z-index:2}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--muted);margin-bottom:26px;
}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--lime)}
.breadcrumb .sep{color:rgba(242,240,250,.32)}
.breadcrumb .crumb-current{color:rgba(242,240,250,.5)}
.hero-inner{max-width:820px}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-badge);
  font-size:13px;font-weight:600;letter-spacing:.2px;
}
.badge-lime{background:rgba(194,255,74,.12);color:var(--lime)}
.badge-amber{background:var(--amber);color:#2A1104}
.badge-solid-lime{background:var(--lime);color:#101021}
.hero-inner h1{
  margin:18px 0 0;
  font-size:46px;line-height:1.22;letter-spacing:-.5px;font-weight:800;
}
.hero-sub{
  margin-top:18px;font-size:17px;line-height:1.8;
  color:var(--muted);max-width:680px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:44px;
  margin-top:44px;padding-top:26px;
  border-top:1px solid var(--line);
}
.hero-stats b{display:block;font-size:30px;line-height:1.1;color:var(--lime);font-variant-numeric:tabular-nums}
.hero-stats span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* ============ 通用板块 ============ */
.section{padding:96px 0}
.section-dark{background:var(--dark)}
.section-light{background:var(--light-bg);color:var(--light-text)}
.section-light h2,.section-light h3{color:var(--light-title)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head h2{font-size:32px;line-height:1.28;letter-spacing:-.4px;font-weight:800;margin-top:14px}
.section-head p{margin-top:14px;font-size:16px;line-height:1.8}
.section-dark .section-head p{color:var(--muted)}
.section-light .section-head p{color:var(--light-muted)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.5px;color:var(--lime);
}
.eyebrow::before{content:"";width:20px;height:2px;background:var(--lime);display:inline-block}

/* ============ 自助排查三步 ============ */
.step-row{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;
}
.step-card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:30px 26px;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.step-card:hover{border-color:var(--lime);transform:translateY(-3px);box-shadow:var(--shadow-dark)}
.step-num{
  font-size:34px;font-weight:800;line-height:1;
  color:rgba(194,255,74,.85);font-variant-numeric:tabular-nums;
}
.step-card h3{margin-top:16px;font-size:19px;font-weight:700;letter-spacing:-.2px}
.step-card p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--muted)}
.step-line{
  position:absolute;top:52px;right:-13px;width:26px;height:1px;
  background:linear-gradient(90deg,var(--lime),transparent);
}
.step-card:last-child .step-line{display:none}

/* ============ FAQ + 联系卡 ============ */
.qa-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 356px;gap:32px;align-items:start;
}
.acc-item{
  background:var(--light-card);
  border:1px solid var(--light-line);
  border-radius:var(--r-card);
  margin-bottom:14px;
  overflow:hidden;
  transition:box-shadow .25s ease,border-color .25s ease;
}
.acc-item:hover{border-color:rgba(91,43,224,.35)}
.acc-item[open]{box-shadow:inset 3px 0 0 var(--lime),var(--shadow-light)}
.acc-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:56px;padding:16px 22px;cursor:pointer;
  font-size:15px;font-weight:700;color:var(--light-title);
  list-style:none;
}
.acc-item summary::-webkit-details-marker{display:none}
.acc-item summary::marker{content:""}
.acc-icon{
  color:var(--light-muted);font-size:13px;flex-shrink:0;
  transition:transform .28s ease,color .28s ease;
}
.acc-item[open] .acc-icon{transform:rotate(45deg);color:var(--purple)}
.acc-body{padding:0 22px 22px}
.acc-body p{font-size:14.5px;line-height:1.85;color:var(--light-muted)}
.acc-body p + p{margin-top:12px}
.acc-body b{color:var(--light-title)}

.contact-card{
  position:sticky;top:96px;
  background:var(--light-card);
  border:1px solid var(--light-line);
  border-radius:var(--r-block);
  padding:30px 26px;
  box-shadow:var(--shadow-light);
}
.contact-card h2{margin-top:14px;font-size:22px;line-height:1.35;font-weight:800;letter-spacing:-.3px}
.contact-card .cc-lead{margin-top:12px;font-size:14.5px;line-height:1.8;color:var(--light-muted)}
.cc-list{margin-top:22px;border-top:1px solid var(--light-line)}
.cc-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px solid var(--light-line);
  font-size:14px;line-height:1.7;color:var(--light-muted);
}
.cc-list li i{color:var(--purple);font-size:13px;margin-top:5px}
.cc-list li b{color:var(--light-title);font-weight:700}
.contact-card .btn{margin-top:24px}
.cc-tip{margin-top:14px;font-size:13px;line-height:1.7;color:var(--light-muted)}

/* ============ 受理范围图文 ============ */
.scope-grid{
  display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;
}
.scope-media{position:relative;border-radius:var(--r-block);overflow:hidden;box-shadow:var(--shadow-light)}
.scope-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .35s ease}
.scope-media:hover img{transform:scale(1.03)}
.scope-media .media-tag{
  position:absolute;left:18px;bottom:18px;
  background:rgba(13,10,22,.78);color:#fff;
  padding:7px 14px;border-radius:var(--r-pill);font-size:13px;
  backdrop-filter:blur(6px);
}
.scope-text h2{font-size:30px;line-height:1.3;letter-spacing:-.4px;font-weight:800;margin-top:14px}
.scope-text > p{margin-top:16px;font-size:16px;line-height:1.85;color:var(--light-muted)}
.scope-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:30px}
.scope-box{
  background:#fff;border:1px solid var(--light-line);border-radius:var(--r-card);
  padding:22px;
}
.scope-box h3{font-size:16px;font-weight:700;display:flex;align-items:center;gap:8px}
.scope-box.yes h3 i{color:var(--purple)}
.scope-box.no h3 i{color:var(--amber)}
.scope-box ul{margin-top:14px}
.scope-box li{
  position:relative;padding-left:18px;font-size:14px;line-height:1.8;
  color:var(--light-muted);
}
.scope-box li::before{
  content:"";position:absolute;left:0;top:11px;
  width:6px;height:6px;border-radius:50%;background:var(--purple);
}
.scope-box.no li::before{background:var(--amber)}

/* ============ 咨询表单 ============ */
.form-wrap{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr);gap:48px;
  background:#fff;border:1px solid var(--light-line);border-radius:var(--r-block);
  padding:48px;box-shadow:var(--shadow-light);
}
.form-intro h2{font-size:28px;line-height:1.3;letter-spacing:-.4px;font-weight:800;margin-top:14px}
.form-intro p{margin-top:16px;font-size:15px;line-height:1.85;color:var(--light-muted)}
.form-points{margin-top:24px}
.form-points li{
  display:flex;gap:10px;align-items:flex-start;
  padding:10px 0;font-size:14.5px;line-height:1.75;color:var(--light-text);
}
.form-points li i{color:var(--purple);font-size:13px;margin-top:5px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--light-title);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;height:48px;padding:0 16px;
  background:#FBFAFE;border:1px solid var(--light-line);
  border-radius:var(--r-input);font-size:15px;color:var(--light-title);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.field textarea{height:120px;padding:14px 16px;resize:vertical;line-height:1.7}
.field input::placeholder,.field textarea::placeholder{color:#9A96AC}
.field input:focus,.field textarea:focus,.field select:focus{
  border-color:var(--lime);background:#fff;box-shadow:0 0 0 3px rgba(194,255,74,.22);
}
.field.has-error input,.field.has-error textarea{border-color:var(--amber)}
.field .field-msg{margin-top:6px;font-size:13px;color:var(--amber);display:none}
.field.has-error .field-msg{display:block}
.check-row{display:flex;align-items:flex-start;gap:10px;margin:6px 0 22px}
.check-row input{width:18px;height:18px;margin-top:3px;accent-color:var(--purple);flex-shrink:0}
.check-row label{font-size:13.5px;line-height:1.7;color:var(--light-muted)}
.form-tip{margin-top:14px;font-size:13.5px;color:var(--light-muted)}
.form-tip.is-ok{color:#2C7A38}

/* ============ CTA 横条 ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(100deg,#241648 0%,#130D26 62%,#0D0A16 100%);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(circle at 84% 28%,rgba(91,43,224,.55),transparent 58%);
}
.cta-band-inner{
  position:relative;z-index:2;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  padding:52px 0;
}
.cta-band h2{font-size:28px;line-height:1.3;font-weight:800;letter-spacing:-.4px}
.cta-band p{margin-top:10px;font-size:15px;color:var(--muted);max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;flex-shrink:0}

/* ============ 页脚 ============ */
.site-footer{background:#0A0812;border-top:1px solid var(--line);color:var(--muted)}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:44px;
  padding:68px 0 44px;
}
.footer-brand{
  display:flex;align-items:center;gap:10px;
  font-size:16px;font-weight:700;color:var(--text);
}
.footer-desc{margin-top:18px;font-size:14px;line-height:1.85;max-width:380px}
.footer-contact{margin-top:18px;font-size:13.5px;line-height:2}
.footer-contact b{color:var(--text);font-weight:600}
.footer-col summary{
  list-style:none;cursor:pointer;
  font-size:14px;font-weight:700;color:var(--text);
  display:flex;align-items:center;justify-content:space-between;
  padding-bottom:6px;
}
.footer-col summary::-webkit-details-marker{display:none}
.footer-col summary::marker{content:""}
.footer-col summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:11px;color:var(--muted);transition:transform .25s ease;
}
.footer-col[open] summary::after{transform:rotate(180deg)}
.footer-col ul{margin-top:14px}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s ease}
.footer-col a:hover{color:var(--lime)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  padding:22px 0 46px;border-top:1px solid var(--line);
  font-size:13px;line-height:1.8;color:rgba(242,240,250,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1100px){
  .qa-layout{grid-template-columns:minmax(0,1fr) 320px;gap:26px}
  .form-wrap{padding:40px 34px;gap:36px}
}
@media (max-width:1024px){
  .section{padding:76px 0}
  .hero-inner h1{font-size:38px}
  .step-row{grid-template-columns:1fr;gap:16px}
  .step-line{display:none}
  .qa-layout{grid-template-columns:1fr}
  .contact-card{position:static;order:-1}
  .scope-grid{grid-template-columns:1fr;gap:32px}
  .form-wrap{grid-template-columns:1fr;padding:36px 28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container-x{padding:0 20px}
  .nav-top{height:64px;gap:12px}
  .nav-search{display:none}
  .icon-btn{display:inline-flex}
  .nav-link{display:none}
  .brand-text{font-size:15px}
  .nav-tabs{height:48px}
  .section{padding:56px 0}
  .page-hero{padding:30px 0 56px}
  .hero-inner h1{font-size:29px;line-height:1.3}
  .hero-sub{font-size:15.5px}
  .hero-actions{gap:10px}
  .hero-actions .btn{flex:1 1 100%}
  .hero-stats{gap:26px;margin-top:32px}
  .hero-stats b{font-size:24px}
  .section-head{margin-bottom:32px}
  .section-head h2{font-size:24px}
  .acc-item summary{font-size:15px;padding:14px 18px}
  .acc-body{padding:0 18px 20px}
  .cta-band-inner{flex-direction:column;align-items:flex-start;padding:38px 0;gap:22px}
  .cta-band h2{font-size:22px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .scope-col{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:8px;padding:44px 0 24px}
  .footer-col{padding:14px 0;border-bottom:1px solid var(--line)}
  .footer-col summary{padding-bottom:0}
  .footer-col ul{margin-top:12px}
  .footer-desc,.footer-contact{max-width:none}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding-bottom:34px}
}
@media (max-width:520px){
  .hero-inner h1{font-size:25px}
  .hero-stats{gap:18px}
  .hero-stats > div{flex:1 1 40%}
  .btn{height:46px;padding:0 20px;font-size:14.5px}
  .contact-card,.form-wrap{padding:24px 20px}
  .form-intro h2{font-size:23px}
  .scope-text h2{font-size:23px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .step-card:hover,.scope-media:hover img,.btn:hover{transform:none !important}
}