/* roulang page: index */
:root{
  --bg:#060B16;
  --bg-deep:#04070F;
  --bg-soft:#0A1220;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --brand:#23E0B8;
  --brand-2:#7CF5D2;
  --accent:#FF9A2E;
  --accent-2:#FF6B3D;
  --link:#58A6FF;
  --text:#EAF2F8;
  --text-2:rgba(234,242,248,.72);
  --text-3:rgba(234,242,248,.5);
  --r-card:20px;
  --r-img:16px;
  --r-input:12px;
  --r-badge:8px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45);
  --shadow-btn:0 0 0 1px rgba(35,224,184,.35),0 8px 30px rgba(35,224,184,.25);
  --container:1220px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB","Helvetica Neue",Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;height:auto;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none;transition:color .25s ease,opacity .25s ease}
a:hover{color:var(--brand-2)}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3,h4{font-weight:700;letter-spacing:-.01em;color:var(--text)}
button{font-family:inherit;border:0;background:none;color:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:16px}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(35,224,184,.28);color:#fff}

/* Foundation 默认样式覆盖 */
body,html{font-family:var(--font)!important}
.grid-container{padding-left:0;padding-right:0}
.button,button.button{
  background:var(--brand);color:#04211B;border-radius:999px;font-weight:700;
  box-shadow:none;border:0;
}
.button:hover,button.button:hover{background:var(--brand-2);color:#04211B}
.callout{background:var(--panel);border:1px solid var(--line);color:var(--text);border-radius:var(--r-card)}
.accordion{background:transparent;border:0;border-radius:0;box-shadow:none}
table{background:transparent;border-collapse:collapse;color:var(--text)}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 24px;
}
.section{padding:104px 0;position:relative}
.section--tight{padding:80px 0}
.section--deep{background:var(--bg-deep)}
.section-head{max-width:760px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--brand);font-weight:700;
  background:rgba(35,224,184,.09);
  border:1px solid rgba(35,224,184,.22);
  border-radius:999px;padding:5px 14px;margin-bottom:18px;
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand)}
h2.section-title{font-size:clamp(23px,3vw,34px);line-height:1.32;margin-bottom:14px}
.section-sub{color:var(--text-2);font-size:17px;max-width:720px}
.section-head.center .section-sub{margin:0 auto}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 26px;border-radius:999px;
  font-size:15.5px;font-weight:700;letter-spacing:.01em;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);color:#04211B;box-shadow:var(--shadow-btn)}
.btn-primary:hover{transform:translateY(-2px);color:#04211B;box-shadow:0 0 0 1px rgba(35,224,184,.5),0 14px 38px rgba(35,224,184,.34)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.04);color:var(--text);border:1px solid var(--line);backdrop-filter:blur(12px)}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(35,224,184,.45);color:var(--brand-2)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{min-height:42px;padding:0 20px;font-size:14.5px}
.btn-block{width:100%}

/* 顶部导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  padding:16px 0;transition:padding .3s ease,background .3s ease,backdrop-filter .3s ease;
}
.site-header.is-scrolled{padding:9px 0;background:rgba(4,7,15,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--line-soft)}
.header-inner{
  display:flex;align-items:center;gap:20px;
  background:rgba(8,14,26,.55);
  border:1px solid var(--line);
  border-top-color:rgba(255,255,255,.2);
  border-radius:999px;
  padding:9px 12px 9px 20px;
  backdrop-filter:blur(18px);
  box-shadow:0 12px 34px rgba(0,0,0,.4);
  transition:background .3s ease,border-color .3s ease;
}
.is-scrolled .header-inner{background:rgba(8,14,26,.86);border-color:rgba(255,255,255,.16)}
.brand{display:flex;align-items:baseline;gap:8px;flex-shrink:0}
.brand-mark{
  font-size:20px;font-weight:800;letter-spacing:.02em;
  background:linear-gradient(120deg,var(--brand-2),var(--brand));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.brand-sub{
  font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--text-3);font-weight:600;white-space:nowrap;
}
.nav{display:flex;align-items:center;gap:6px;margin-left:14px}
.nav-link{
  display:inline-flex;align-items:center;
  padding:9px 16px;border-radius:999px;font-size:15px;font-weight:600;
  color:var(--text-2);
}
.nav-link:hover{background:rgba(255,255,255,.06);color:var(--text)}
.nav-link.is-active{
  color:#04211B;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 6px 20px rgba(35,224,184,.24);
}
.nav-link.is-active:hover{color:#04211B}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:50%;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s ease,opacity .3s ease}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Hero */
.hero{
  position:relative;padding:172px 0 96px;overflow:hidden;
  background:
    radial-gradient(900px 520px at 78% 8%,rgba(35,224,184,.16),transparent 62%),
    radial-gradient(700px 460px at 6% 88%,rgba(255,154,46,.1),transparent 66%),
    var(--bg);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.24;filter:saturate(.9);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(180deg,rgba(4,7,15,.72) 0%,rgba(6,11,22,.92) 62%,var(--bg) 100%),
    repeating-linear-gradient(90deg,rgba(255,255,255,.035) 0 1px,transparent 1px 88px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.03) 0 1px,transparent 1px 88px);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center}
.hero-title{
  font-size:clamp(28px,4.4vw,46px);line-height:1.22;font-weight:800;letter-spacing:-.015em;
  margin-bottom:20px;
}
.hero-title em{
  font-style:normal;color:var(--brand-2);
  background:linear-gradient(120deg,var(--brand-2),var(--brand));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:18px;color:var(--text-2);max-width:620px;margin-bottom:32px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:9px 16px;border-radius:999px;
  background:var(--panel);border:1px solid var(--line);
  font-size:13.5px;color:var(--text-2);backdrop-filter:blur(12px);
}
.hero-badge i{width:7px;height:7px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);flex-shrink:0}
.hero-badge b{color:var(--text);font-weight:700;font-variant-numeric:tabular-nums}

.hero-visual{position:relative}
.hero-visual .visual-frame{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  background:var(--bg-soft);
}
.hero-visual .visual-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual .visual-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(4,7,15,.12),rgba(4,7,15,.68));
}
.visual-card{
  position:absolute;left:-24px;bottom:-26px;width:250px;
  background:rgba(8,14,26,.88);border:1px solid var(--line);
  border-top-color:rgba(255,255,255,.22);
  border-radius:18px;padding:18px 20px;backdrop-filter:blur(16px);
  box-shadow:0 22px 44px rgba(0,0,0,.5);
}
.visual-card .vc-label{font-size:12px;letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);margin-bottom:8px}
.visual-card .vc-value{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;color:var(--brand-2);line-height:1.15}
.visual-card .vc-note{font-size:13px;color:var(--text-3);margin-top:6px}
.hero-tag{
  position:absolute;right:-14px;top:26px;
  padding:8px 16px;border-radius:999px;font-size:12.5px;font-weight:700;
  color:#2A1400;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 10px 26px rgba(255,154,46,.32);
}

/* 步骤条 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;position:relative}
.step-card{
  position:relative;
  background:var(--panel);border:1px solid var(--line);border-top-color:rgba(255,255,255,.2);
  border-radius:var(--r-card);padding:30px 28px;
  backdrop-filter:blur(14px);
  box-shadow:0 14px 34px rgba(0,0,0,.3);
  transition:transform .3s ease,border-color .3s ease,background .3s ease;
}
.step-card:hover{transform:translateY(-6px);border-color:rgba(35,224,184,.4);background:var(--panel-strong)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:50%;
  font-size:17px;font-weight:800;color:#04211B;
  background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 0 6px rgba(35,224,184,.1),0 8px 22px rgba(35,224,184,.28);
  margin-bottom:20px;font-variant-numeric:tabular-nums;
}
.step-card h3{font-size:20px;margin-bottom:10px}
.step-card p{color:var(--text-2);font-size:15.5px}
.step-card .step-meta{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line-soft);
  font-size:13.5px;color:var(--text-3);display:flex;justify-content:space-between;gap:10px;
}
.step-card .step-meta b{color:var(--brand-2);font-weight:700}

/* 权益对比 */
.compare-scroll{overflow-x:auto;padding-bottom:8px;-webkit-overflow-scrolling:touch}
.compare{
  display:grid;grid-template-columns:1.15fr 1fr 1.15fr 1fr;
  min-width:820px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;backdrop-filter:blur(14px);box-shadow:var(--shadow-card);
}
.compare-cell{
  padding:18px 22px;border-bottom:1px solid var(--line-soft);
  font-size:15px;color:var(--text-2);display:flex;align-items:center;gap:8px;
}
.compare-cell:not(:last-child){border-right:1px solid var(--line-soft)}
.compare-cell.head{
  position:sticky;top:0;z-index:3;
  background:rgba(10,18,32,.96);backdrop-filter:blur(14px);
  color:var(--text);font-weight:800;font-size:15.5px;padding:24px 22px;
}
.compare-cell.head .plan-name{display:block}
.compare-cell.head .plan-note{display:block;font-size:12.5px;font-weight:600;color:var(--text-3);margin-top:4px}
.compare-cell.head.is-featured{
  background:linear-gradient(180deg,rgba(255,154,46,.16),rgba(10,18,32,.96));
  border-top:2px solid var(--accent);
}
.compare-cell.is-featured{
  background:rgba(255,154,46,.06);
  border-right-color:rgba(255,154,46,.28);
  border-left-color:rgba(255,154,46,.28);
  color:var(--text);
}
.compare-cell .row-label{color:var(--text);font-weight:700}
.compare-cell .yes{color:var(--brand-2);font-weight:700}
.compare-cell .no{color:var(--text-3)}
.badge-rec{
  display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.05em;
  color:#2A1400;background:linear-gradient(135deg,var(--accent),var(--accent-2));
  padding:3px 10px;border-radius:8px;margin-left:6px;
}
.compare-foot{margin-top:18px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.compare-foot p{font-size:13.5px;color:var(--text-3)}

/* 等级 */
.levels{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:start;padding-top:24px}
.level-card{
  position:relative;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:26px 24px;backdrop-filter:blur(14px);
  box-shadow:0 14px 32px rgba(0,0,0,.32);
  transition:transform .3s ease,border-color .3s ease;
}
.level-card:nth-child(2){transform:translateY(-24px)}
.level-card:hover{border-color:rgba(35,224,184,.42)}
.level-card.is-current{
  border-color:rgba(35,224,184,.5);
  background:linear-gradient(180deg,rgba(35,224,184,.1),var(--panel));
  box-shadow:0 18px 40px rgba(0,0,0,.45),0 0 0 1px rgba(35,224,184,.25);
}
.level-card.is-locked{opacity:.72;filter:saturate(.75)}
.level-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.level-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-badge);
  font-size:12px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;
  color:#04211B;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  box-shadow:0 0 18px rgba(35,224,184,.28);
}
.level-card.is-locked .level-badge{background:rgba(255,255,255,.14);color:var(--text-2);box-shadow:none}
.level-score{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.level-card h3{font-size:20px;margin-bottom:6px}
.level-card .level-desc{font-size:14px;color:var(--text-3);margin-bottom:18px}
.progress{height:6px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;margin-bottom:20px}
.progress span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.level-card.is-locked .progress span{background:rgba(255,255,255,.28)}
.level-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--text-2);
  padding:7px 0;border-bottom:1px dashed var(--line-soft);
}
.level-list li:last-child{border-bottom:0}
.level-list li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);margin-top:10px;flex-shrink:0}
.level-card.is-locked .level-list li::before{background:var(--text-3)}

/* 专属内容预览 */
.preview-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.preview-card{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  border:1px solid var(--line);background:var(--panel);
  box-shadow:0 16px 36px rgba(0,0,0,.4);
  transition:transform .3s ease,border-color .3s ease;
}
.preview-card:hover{transform:translateY(-5px);border-color:rgba(35,224,184,.4)}
.preview-card.wide{grid-column:span 2}
.preview-media{position:relative;overflow:hidden}
.preview-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .5s ease}
.preview-card:hover .preview-media img{transform:scale(1.04)}
.preview-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(4,7,15,0) 40%,rgba(4,7,15,.8));
}
.preview-body{padding:22px 24px 26px}
.preview-body h3{font-size:19px;margin-bottom:8px}
.preview-body p{font-size:14.5px;color:var(--text-2)}
.preview-tag{
  display:inline-block;font-size:12px;font-weight:700;letter-spacing:.05em;
  padding:4px 11px;border-radius:999px;margin-bottom:12px;
  color:var(--brand-2);background:rgba(35,224,184,.12);border:1px solid rgba(35,224,184,.24);
}
.preview-tag.amber{color:var(--accent);background:rgba(255,154,46,.12);border-color:rgba(255,154,46,.28)}
.lock{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  background:rgba(4,7,15,.62);backdrop-filter:blur(7px);text-align:center;padding:20px;
}
.lock .lock-icon{
  width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.1);border:1px solid var(--line);font-size:18px;
}
.lock p{font-size:13.5px;color:var(--text-2)}

/* 资讯列表 */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px;flex-wrap:wrap}
.news-head .more-link{font-size:14.5px;font-weight:700;color:var(--brand-2);display:inline-flex;align-items:center;gap:6px}
.news-head .more-link:hover{color:var(--brand);gap:10px}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.news-card{
  display:grid;grid-template-columns:180px 1fr;gap:0;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;backdrop-filter:blur(12px);
  box-shadow:0 14px 32px rgba(0,0,0,.3);
  transition:transform .3s ease,border-color .3s ease,background .3s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(35,224,184,.4);background:var(--panel-strong)}
.news-card .news-media{position:relative;overflow:hidden}
.news-card .news-media img{width:100%;height:100%;object-fit:cover;border-radius:0;min-height:150px}
.news-card .news-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,7,15,.15),rgba(4,7,15,.55))}
.news-body{padding:22px 24px}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:10px;flex-wrap:wrap}
.news-cat{
  font-size:12px;font-weight:700;padding:3px 10px;border-radius:999px;
  color:var(--brand-2);background:rgba(35,224,184,.12);border:1px solid rgba(35,224,184,.22);
}
.news-time{font-size:12.5px;color:var(--text-3);font-variant-numeric:tabular-nums}
.news-body h3{
  font-size:17.5px;line-height:1.5;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-lines{margin-top:26px;border-top:1px solid var(--line-soft)}
.news-line{
  display:flex;align-items:center;gap:16px;
  padding:15px 6px;border-bottom:1px solid var(--line-soft);font-size:15px;
  transition:background .25s ease,padding .25s ease;
}
.news-line:hover{background:rgba(255,255,255,.035);padding-left:14px}
.news-line .nl-title{flex:1;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.news-line .nl-cat{font-size:12px;color:var(--text-3);flex-shrink:0}
.news-line .nl-time{font-size:12.5px;color:var(--text-3);flex-shrink:0;font-variant-numeric:tabular-nums}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:64px 24px;text-align:center;
  background:var(--panel);border:1px dashed var(--line);border-radius:var(--r-card);
}
.empty-state .empty-icon{
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:rgba(35,224,184,.1);border:1px solid rgba(35,224,184,.24);font-size:20px;color:var(--brand-2);
}
.empty-state p{color:var(--text-2);font-size:15px}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:5fr 7fr;gap:56px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:18px;
  overflow:hidden;backdrop-filter:blur(12px);transition:border-color .3s ease,background .3s ease;
}
.faq-item.is-open{border-color:rgba(35,224,184,.42);background:var(--panel-strong)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;font-size:17px;font-weight:700;color:var(--text);
}
.faq-q:hover{color:var(--brand-2)}
.faq-sign{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.08);border:1px solid var(--line);
  font-size:16px;font-weight:700;line-height:1;color:var(--brand-2);
  transition:transform .3s ease,background .3s ease;
}
.faq-item.is-open .faq-sign{transform:rotate(45deg);background:rgba(35,224,184,.18)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a-inner{padding:0 24px 22px;font-size:15.5px;line-height:1.8;color:var(--text-2)}
.faq-side{
  position:sticky;top:110px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:30px 28px;backdrop-filter:blur(14px);box-shadow:var(--shadow-card);
}
.faq-side h3{font-size:20px;margin-bottom:10px}
.faq-side p{font-size:14.5px;color:var(--text-2);margin-bottom:20px}
.faq-side ul{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}
.faq-side li{display:flex;gap:10px;font-size:14.5px;color:var(--text-2)}
.faq-side li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--brand);margin-top:10px;flex-shrink:0}

/* CTA */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:26px;border:1px solid var(--line);border-top-color:rgba(255,255,255,.2);
  background:
    radial-gradient(600px 320px at 88% 12%,rgba(35,224,184,.2),transparent 62%),
    radial-gradient(500px 300px at 4% 96%,rgba(255,154,46,.14),transparent 66%),
    rgba(10,18,32,.9);
  padding:56px 56px 50px;
  display:grid;grid-template-columns:1.4fr 1fr;gap:40px;align-items:center;
  box-shadow:var(--shadow-card);backdrop-filter:blur(16px);
}
.cta-band h2{font-size:clamp(23px,3vw,32px);margin-bottom:14px}
.cta-band p{color:var(--text-2);font-size:16.5px;max-width:620px}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch}
.cta-actions .btn{width:100%}
.cta-note{grid-column:1/-1;font-size:13px;color:var(--text-3);border-top:1px solid var(--line-soft);padding-top:18px}

/* 页脚 */
.site-footer{
  position:relative;background:var(--bg-deep);border-top:1px solid var(--line-soft);
  padding:76px 0 0;margin-top:20px;overflow:hidden;
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background:
    repeating-linear-gradient(90deg,rgba(255,255,255,.028) 0 1px,transparent 1px 82px),
    repeating-linear-gradient(0deg,rgba(255,255,255,.024) 0 1px,transparent 1px 82px);
  pointer-events:none;
}
.footer-grid{position:relative;display:grid;grid-template-columns:1.6fr 1fr 1fr 1.1fr;gap:44px;padding-bottom:52px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--text-3);max-width:320px;margin-bottom:18px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{
  font-size:12px;padding:4px 11px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);color:var(--text-3);
}
.footer-col h4{font-size:15px;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--text-3)}
.footer-col a:hover{color:var(--brand-2)}
.footer-bottom{
  position:relative;border-top:1px solid var(--line-soft);
  padding:22px 0;display:flex;flex-wrap:wrap;gap:14px 26px;
  align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13px;color:var(--text-3)}
.footer-bottom .fb-links{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom .fb-links a{font-size:13px;color:var(--text-3)}
.footer-bottom .fb-links a:hover{color:var(--brand-2)}

/* 滚动入场 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .5s ease,transform .5s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* 响应式 */
@media screen and (max-width:1200px){
  .hero-grid{gap:40px}
  .levels{grid-template-columns:repeat(2,1fr)}
  .level-card:nth-child(2){transform:none}
}
@media screen and (max-width:1024px){
  .section{padding:84px 0}
  .hero{padding:150px 0 80px}
  .hero-grid{grid-template-columns:1fr;gap:48px}
  .hero-visual{max-width:560px}
  .steps{grid-template-columns:1fr;gap:18px}
  .preview-grid{grid-template-columns:repeat(2,1fr)}
  .preview-card.wide{grid-column:span 1}
  .faq-wrap{grid-template-columns:1fr;gap:36px}
  .faq-side{position:static}
  .cta-band{grid-template-columns:1fr;padding:44px 36px}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
}
@media screen and (max-width:900px){
  .nav{
    position:fixed;top:86px;left:16px;right:16px;z-index:70;
    flex-direction:column;align-items:stretch;gap:8px;margin-left:0;
    background:rgba(6,11,22,.96);border:1px solid var(--line);
    border-radius:22px;padding:18px;backdrop-filter:blur(18px);
    box-shadow:0 24px 48px rgba(0,0,0,.55);
    display:none;
  }
  .nav.is-open{display:flex}
  .nav-link{padding:14px 18px;font-size:16px;border-radius:14px}
  .nav-toggle{display:flex}
  .header-actions .btn-sm{display:none}
}
@media screen and (max-width:640px){
  body{font-size:16px}
  .container{padding:0 18px}
  .section{padding:64px 0}
  .section--tight{padding:56px 0}
  .hero{padding:130px 0 62px}
  .hero-lead{font-size:16.5px}
  .hero-cta{gap:12px}
  .hero-cta .btn{flex:1 1 100%}
  .visual-card{position:static;width:100%;margin-top:16px;left:auto;bottom:auto}
  .hero-tag{right:8px;top:12px;font-size:11.5px}
  .levels{grid-template-columns:1fr}
  .preview-grid{grid-template-columns:1fr}
  .news-card{grid-template-columns:1fr}
  .news-card .news-media img{min-height:170px;aspect-ratio:16/9}
  .news-line .nl-cat{display:none}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .cta-band{padding:36px 24px;border-radius:20px}
  .brand-sub{font-size:10.5px}
  .compare-cell{padding:16px 18px;font-size:14.5px}
  .compare-cell.head{padding:20px 18px}
}
@media screen and (max-width:400px){
  .brand-sub{display:none}
}

/* roulang page: article */
:root{
  --bg:#060B16;
  --bg-deep:#04070F;
  --surface:rgba(255,255,255,.055);
  --surface-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(35,224,184,.35);
  --main:#23E0B8;
  --main-2:#7CF5D2;
  --amber:#FF9A2E;
  --orange:#FF6B3D;
  --info:#58A6FF;
  --text:#EAF2F8;
  --text-2:rgba(234,242,248,.72);
  --text-3:rgba(234,242,248,.5);
  --radius-lg:20px;
  --radius-md:16px;
  --radius-sm:12px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-glow:0 0 0 1px rgba(35,224,184,.35), 0 8px 30px rgba(35,224,184,.25);
  --container:1220px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  --ease:.28s cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 12% -5%, rgba(35,224,184,.11), transparent 62%),
    radial-gradient(760px 480px at 92% 6%, rgba(88,166,255,.09), transparent 60%),
    linear-gradient(180deg,#060B16 0%,#04070F 100%);
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--main-2);text-decoration:none;transition:color var(--ease),opacity var(--ease);}
a:hover,a:focus{color:var(--main);}
h1,h2,h3,h4{margin:0 0 14px;font-weight:800;letter-spacing:-.01em;line-height:1.28;color:var(--text);}
h1{font-size:clamp(28px,4.4vw,46px);}
h2{font-size:clamp(23px,3vw,34px);}
h3{font-size:21px;}
p{margin:0 0 1.1em;}
ul,ol{margin:0 0 1.1em;padding-left:1.25em;}
li{margin:0 0 .5em;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
button{cursor:pointer;}
:focus-visible{outline:2px solid var(--main);outline-offset:2px;border-radius:6px;}
/* Foundation 覆盖 */
body,.button,button,.button-group a,.top-bar,.accordion,.accordion-title,.accordion-content,.callout,table{
  font-family:var(--font) !important;
}
.button,button.button{background:transparent;color:var(--text);border-radius:999px;}
.accordion{background:transparent;}
.accordion-item{background:transparent;border:0;}
table{border-collapse:separate;border-spacing:0;background:transparent;}
a:not(.btn):not(.nav-link):not(.brand):not(.card-link){color:var(--main-2);}
a:not(.btn):not(.nav-link):not(.brand):hover{color:var(--main);}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1;}
.section{padding:88px 0;position:relative;z-index:1;}
.section-tight{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap;}
.section-head p{margin:0;color:var(--text-2);font-size:16px;max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--main);background:rgba(35,224,184,.1);border:1px solid rgba(35,224,184,.28);border-radius:999px;padding:6px 14px;margin-bottom:16px;}
.eyebrow i{font-size:11px;}
/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:14px 28px;border-radius:999px;font-size:15.5px;font-weight:700;border:1px solid transparent;transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);text-align:center;}
.btn-primary{background:linear-gradient(135deg,var(--main) 0%,var(--main-2) 100%);color:#04211B;box-shadow:var(--shadow-glow);}
.btn-primary:hover,.btn-primary:focus{color:#04211B;transform:translateY(-2px);box-shadow:0 0 0 1px rgba(35,224,184,.5),0 14px 38px rgba(35,224,184,.34);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:rgba(255,255,255,.04);border-color:var(--line);color:var(--text);}
.btn-ghost:hover,.btn-ghost:focus{border-color:var(--line-strong);color:var(--main);transform:translateY(-2px);background:rgba(35,224,184,.07);}
.btn-sm{padding:10px 20px;font-size:14.5px;}
.btn-block{width:100%;}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;padding:5px 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);color:var(--text-2);}
.tag-main{color:var(--main);border-color:rgba(35,224,184,.35);background:rgba(35,224,184,.1);}
.tag-amber{color:var(--amber);border-color:rgba(255,154,46,.35);background:rgba(255,154,46,.1);}
/* 头部导航 */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:padding var(--ease),background var(--ease);}
.site-header::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,7,15,.72),rgba(4,7,15,0));pointer-events:none;z-index:-1;opacity:0;transition:opacity var(--ease);}
.site-header.is-scrolled{padding:8px 0;}
.site-header.is-scrolled::after{opacity:1;}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 12px 10px 20px;border-radius:999px;background:rgba(8,14,26,.72);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--line);box-shadow:0 14px 34px rgba(0,0,0,.38), inset 0 1px 0 rgba(255,255,255,.1);transition:background var(--ease),box-shadow var(--ease);}
.site-header.is-scrolled .header-inner{background:rgba(6,11,22,.92);box-shadow:0 18px 40px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.1);}
.brand{display:inline-flex;align-items:baseline;gap:8px;text-decoration:none;flex-shrink:0;}
.brand-mark{font-size:20px;font-weight:800;color:var(--text);letter-spacing:.02em;}
.brand-sub{font-size:11.5px;letter-spacing:.1em;color:var(--main);text-transform:uppercase;font-weight:700;}
.nav{display:flex;align-items:center;gap:6px;}
.nav-link{position:relative;padding:10px 16px;border-radius:999px;font-size:15px;font-weight:600;color:var(--text-2);white-space:nowrap;transition:color var(--ease),background var(--ease);}
.nav-link:hover,.nav-link:focus{color:var(--text);background:rgba(255,255,255,.06);}
.nav-link.is-active{color:var(--main);background:rgba(35,224,184,.12);box-shadow:inset 0 0 0 1px rgba(35,224,184,.28);}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{display:none;width:44px;height:44px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid var(--line);flex-direction:column;align-items:center;justify-content:center;gap:5px;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform var(--ease),opacity var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
/* 面包屑 */
.crumb-band{position:relative;padding:34px 0 10px;overflow:hidden;}
.crumb-band::before{
  content:"";position:absolute;inset:0;z-index:0;opacity:.5;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 92%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 92%);
}
.crumb-band::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,11,22,.7),rgba(6,11,22,.96));z-index:0;}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-3);flex-wrap:wrap;}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--main);}
.breadcrumb .sep{color:rgba(234,242,248,.28);}
.breadcrumb .current{color:var(--main);max-width:min(60vw,520px);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
/* 文章布局 */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;align-items:start;padding:34px 0 0;}
.article-main{min-width:0;max-width:800px;}
.article-head{padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:30px;}
.article-head h1{margin-bottom:16px;}
.article-lead{font-size:17.5px;color:var(--text-2);margin:0 0 20px;}
.article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-size:13.5px;color:var(--text-3);}
.article-meta span{display:inline-flex;align-items:center;gap:7px;}
.article-meta i{color:var(--main);font-size:12.5px;}
/* 正文排版 */
.article-body{font-size:17px;line-height:1.85;color:var(--text);}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;color:rgba(234,242,248,.86);}
.article-body h2{font-size:clamp(21px,2.4vw,27px);margin:2em 0 .7em;padding-left:16px;position:relative;}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:4px;background:linear-gradient(180deg,var(--main),rgba(35,224,184,.15));}
.article-body h3{font-size:20px;margin:1.7em 0 .6em;color:var(--main-2);}
.article-body h4{font-size:17.5px;margin:1.5em 0 .5em;color:var(--text);}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.3em;}
.article-body li{margin-bottom:.55em;color:rgba(234,242,248,.86);}
.article-body li::marker{color:var(--main);}
.article-body strong{color:#fff;font-weight:700;}
.article-body blockquote{margin:1.6em 0;padding:20px 24px;border-left:3px solid var(--main);border-radius:0 var(--radius-sm) var(--radius-sm) 0;background:rgba(35,224,184,.07);color:var(--text-2);}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:var(--radius-md);margin:1.6em 0;box-shadow:var(--shadow-card);}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13.5px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;margin:1.6em 0;border-radius:var(--radius-md);overflow:hidden;background:var(--surface);}
.article-body thead{background:rgba(35,224,184,.12);}
.article-body th,.article-body td{padding:13px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:15.5px;color:var(--text-2);}
.article-body th{color:var(--text);font-weight:700;font-size:14px;letter-spacing:.04em;}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{background:rgba(255,255,255,.08);padding:2px 8px;border-radius:6px;font-size:14.5px;color:var(--main-2);}
.article-body a{color:var(--main);border-bottom:1px dashed rgba(35,224,184,.45);}
.article-body a:hover{border-bottom-style:solid;}
.article-body hr{border:0;height:1px;background:var(--line);margin:2.2em 0;}
/* 侧栏 */
.article-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow-card);}
.side-card h3{font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px;font-weight:700;}
.toc-list{list-style:none;margin:0;padding:0;counter-reset:toc;}
.toc-list li{margin:0 0 9px;}
.toc-list a{display:block;font-size:14.5px;color:var(--text-2);padding-left:14px;position:relative;line-height:1.5;}
.toc-list a::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:rgba(35,224,184,.4);transition:background var(--ease);}
.toc-list a:hover{color:var(--main);}
.toc-list a:hover::before{background:var(--main);}
.toc-list li.is-sub a{padding-left:26px;font-size:13.8px;color:var(--text-3);}
.toc-empty{font-size:14px;color:var(--text-3);margin:0;}
.side-entry{background:linear-gradient(160deg,rgba(35,224,184,.14),rgba(88,166,255,.08));border-color:rgba(35,224,184,.28);}
.side-entry p{font-size:14.5px;color:var(--text-2);margin-bottom:16px;}
.side-list{list-style:none;margin:0 0 18px;padding:0;}
.side-list li{font-size:14.5px;color:var(--text-2);padding-left:20px;position:relative;margin-bottom:8px;}
.side-list li::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:0;color:var(--main);font-size:12.5px;}
/* 文末操作 */
.article-foot{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:42px;padding:22px 24px;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface);}
.article-foot .foot-note{font-size:14px;color:var(--text-3);margin:0;}
.foot-actions{display:flex;gap:12px;flex-wrap:wrap;}
/* 相关推荐 */
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.rel-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow-card);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 48px rgba(0,0,0,.5),0 0 0 1px rgba(35,224,184,.22);}
.rel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0A1220;}
.rel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.rel-card:hover .rel-thumb img{transform:scale(1.05);}
.rel-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(4,7,15,.72));}
.rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rel-body h3{font-size:17.5px;margin:0;line-height:1.45;}
.rel-body p{font-size:14.5px;color:var(--text-2);margin:0;}
.rel-meta{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-3);margin-top:auto;padding-top:6px;}
/* CTA */
.cta-band{position:relative;overflow:hidden;border-radius:26px;border:1px solid var(--line);background:linear-gradient(120deg,rgba(35,224,184,.16),rgba(88,166,255,.1) 55%,rgba(255,154,46,.1));padding:48px;display:grid;grid-template-columns:1.35fr .95fr;gap:36px;align-items:center;box-shadow:var(--shadow-card);}
.cta-band::before{content:"";position:absolute;right:-80px;top:-90px;width:320px;height:320px;border-radius:50%;background:radial-gradient(circle,rgba(35,224,184,.28),transparent 68%);filter:blur(6px);}
.cta-band h2{margin-bottom:12px;position:relative;}
.cta-band p{color:var(--text-2);margin:0;max-width:560px;position:relative;}
.cta-actions{display:flex;flex-direction:column;gap:12px;position:relative;z-index:1;}
.cta-note{font-size:13px;color:var(--text-3);margin-top:4px;}
/* 空态 */
.empty-state{text-align:center;padding:72px 24px;border:1px dashed var(--line);border-radius:var(--radius-lg);background:var(--surface);}
.empty-state i{font-size:34px;color:var(--main);margin-bottom:16px;display:block;}
.empty-state h2{font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--text-2);margin-bottom:22px;}
/* 页脚 */
.site-footer{position:relative;margin-top:100px;background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 0;overflow:hidden;}
.site-footer::before{content:"";position:absolute;inset:0;opacity:.05;background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);background-size:56px 56px;pointer-events:none;}
.footer-grid{position:relative;display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;color:var(--text-2);max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.footer-tags span{font-size:12.5px;padding:5px 12px;border-radius:999px;border:1px solid var(--line);color:var(--text-3);background:rgba(255,255,255,.04);}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-col ul{list-style:none;margin:0;padding:0;}
.footer-col li{margin-bottom:11px;font-size:14.5px;color:var(--text-3);}
.footer-col a{color:var(--text-2);font-size:14.5px;}
.footer-col a:hover{color:var(--main);}
.footer-bottom{position:relative;border-top:1px solid var(--line);padding:22px 0 28px;display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;}
.footer-bottom p{margin:0;font-size:13.5px;color:var(--text-3);}
.fb-links{display:flex;gap:20px;flex-wrap:wrap;}
.fb-links a{font-size:13.5px;color:var(--text-3);}
.fb-links a:hover{color:var(--main);}
/* 动效 */
.reveal{opacity:0;transform:translateY(14px);transition:opacity .45s ease,transform .45s ease;}
.reveal.in-view{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  .reveal{opacity:1;transform:none;}
  html{scroll-behavior:auto;}
}
/* 响应式 */
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr) 268px;gap:36px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-col:last-child{grid-column:span 3;}
}
@media (max-width:1024px){
  .nav-toggle{display:flex;}
  .nav{position:fixed;top:88px;right:20px;left:20px;flex-direction:column;align-items:stretch;gap:6px;padding:16px;border-radius:24px;background:rgba(6,11,22,.97);border:1px solid var(--line);box-shadow:0 24px 60px rgba(0,0,0,.6);backdrop-filter:blur(18px);opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity var(--ease),transform var(--ease),visibility var(--ease);}
  .nav.is-open{opacity:1;visibility:visible;transform:none;}
  .nav-link{padding:13px 16px;font-size:16px;}
  .header-actions .btn{display:none;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{position:static;order:2;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{grid-template-columns:1fr;padding:36px 28px;}
  .article-main{max-width:100%;}
}
@media (max-width:768px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:60px 0;}
  .section-tight{padding:42px 0;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-col:last-child{grid-column:span 2;}
  .article-body{font-size:16.5px;}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap;}
}
@media (max-width:520px){
  .header-inner{padding:8px 8px 8px 16px;}
  .brand-mark{font-size:18px;}
  .brand-sub{font-size:10px;}
  .nav{top:78px;left:14px;right:14px;}
  .btn{padding:13px 22px;font-size:15px;width:100%;}
  .header-actions{gap:8px;}
  .article-foot{flex-direction:column;align-items:stretch;}
  .foot-actions{flex-direction:column;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col:last-child{grid-column:span 1;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{width:100%;}
  .breadcrumb .current{max-width:78vw;}
}

/* roulang page: category1 */
:root{
  --bg:#060B16;
  --bg-deep:#04070F;
  --panel:rgba(255,255,255,.055);
  --panel-strong:rgba(255,255,255,.085);
  --line:rgba(255,255,255,.12);
  --line-soft:rgba(255,255,255,.07);
  --primary:#23E0B8;
  --primary-2:#7CF5D2;
  --accent:#FF9A2E;
  --accent-2:#FF6B3D;
  --link:#58A6FF;
  --text:#EAF2F8;
  --text-2:rgba(234,242,248,.72);
  --text-3:rgba(234,242,248,.5);
  --radius-card:20px;
  --radius-img:16px;
  --radius-input:12px;
  --radius-pill:999px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45);
  --shadow-glow:0 0 0 1px rgba(35,224,184,.35), 0 8px 30px rgba(35,224,184,.25);
  --space-section:104px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:88px 88px;
  pointer-events:none;
  z-index:0;
  mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 50% 20%,rgba(0,0,0,.9),transparent 78%);
}
a{color:var(--link);text-decoration:none;transition:color .22s ease,opacity .22s ease;}
a:hover{color:var(--primary-2);}
img{max-width:100%;height:auto;display:block;}
button{font:inherit;background:none;border:0;padding:0;margin:0;color:inherit;cursor:pointer;appearance:none;-webkit-appearance:none;text-align:inherit;}
input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.28;color:#fff;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
table{border-collapse:collapse;width:100%;margin:0;background:transparent;border:0;}
th,td{border:0;}
table thead{background:transparent;}
table tbody tr:nth-child(even){background:transparent;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(35,224,184,.32);color:#fff;}

.container{
  width:100%;
  max-width:1230px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:2;
}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:80;
  padding:16px 0;
  transition:padding .3s ease, background .3s ease;
}
.site-header.is-scrolled{padding:8px 0;}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  padding:10px 12px 10px 24px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(9,15,28,.62);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 16px 40px rgba(0,0,0,.42), inset 0 1px 0 rgba(255,255,255,.08);
  transition:background .3s ease, box-shadow .3s ease;
}
.site-header.is-scrolled .header-inner{background:rgba(6,11,22,.9);box-shadow:0 14px 34px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.08);}
.brand{display:inline-flex;align-items:baseline;gap:8px;white-space:nowrap;}
.brand-mark{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.01em;}
.brand-sub{font-size:12px;font-weight:600;color:var(--primary);letter-spacing:.06em;}
.brand:hover .brand-mark{color:#fff;}
.brand:hover .brand-sub{color:var(--primary-2);}
.nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-link{
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 16px;
  border-radius:var(--radius-pill);
  color:var(--text-2);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:color .22s ease,background .22s ease,border-color .22s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07);}
.nav-link.is-active{color:#052019;background:linear-gradient(180deg,var(--primary-2),var(--primary));border-color:rgba(35,224,184,.5);}
.header-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text);transition:transform .25s ease,opacity .25s ease;}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:0 26px;
  border-radius:var(--radius-pill);
  font-size:15.5px;
  font-weight:700;
  letter-spacing:.01em;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  will-change:transform;
}
.btn-sm{min-height:42px;padding:0 20px;font-size:14.5px;}
.btn-primary{
  color:#04211A;
  background:linear-gradient(180deg,var(--primary-2),var(--primary));
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(35,224,184,.5),0 14px 38px rgba(35,224,184,.4);color:#04211A;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  color:var(--text);
  background:rgba(255,255,255,.05);
  border-color:var(--line);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{transform:translateY(-2px);color:#fff;background:rgba(255,255,255,.1);border-color:rgba(255,255,255,.26);}
.btn-ghost:active{transform:translateY(1px);}
.btn-accent{
  color:#2A1400;
  background:linear-gradient(180deg,#FFB255,var(--accent));
  box-shadow:0 0 0 1px rgba(255,154,46,.35),0 8px 26px rgba(255,154,46,.26);
}
.btn-accent:hover{transform:translateY(-2px);color:#2A1400;filter:brightness(1.05);}

/* ---------- 通用 ---------- */
.section{padding:var(--space-section) 0;position:relative;}
.section-sm{padding:72px 0;}
.section-head{max-width:780px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--primary);
  padding:6px 14px;
  border-radius:var(--radius-pill);
  border:1px solid rgba(35,224,184,.28);
  background:rgba(35,224,184,.08);
  margin-bottom:18px;
}
.section-title{font-size:clamp(23px,3vw,34px);}
.section-sub{margin-top:14px;color:var(--text-2);font-size:17px;max-width:720px;}
.card{
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.08);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:5px 12px;
  border-radius:var(--radius-pill);
  font-size:12.5px;
  font-weight:600;
  color:var(--primary-2);
  background:rgba(35,224,184,.1);
  border:1px solid rgba(35,224,184,.24);
}
.tag-accent{color:#FFC078;background:rgba(255,154,46,.12);border-color:rgba(255,154,46,.3);}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--primary-2);}
.breadcrumb .current{color:var(--primary);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:168px 0 92px;
  overflow:hidden;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(4,7,15,.92) 0%,rgba(6,11,22,.86) 45%,var(--bg) 100%),
             radial-gradient(900px 420px at 18% 12%,rgba(35,224,184,.22),transparent 62%),
             radial-gradient(700px 360px at 88% 4%,rgba(255,154,46,.14),transparent 60%);
}
.page-hero::after{
  content:"";
  position:absolute;
  top:-140px;right:-160px;
  width:620px;height:620px;
  border-radius:50%;
  border:1px solid rgba(35,224,184,.16);
  box-shadow:inset 0 0 0 90px rgba(35,224,184,.03), inset 0 0 0 180px rgba(35,224,184,.02);
  pointer-events:none;
}
.hero-narrow{max-width:900px;}
.hero-title{font-size:clamp(28px,4.4vw,46px);line-height:1.2;}
.hero-title .hl{
  background:linear-gradient(120deg,var(--primary-2),var(--primary) 55%,#9FF7E0);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{margin-top:20px;font-size:18px;color:var(--text-2);max-width:760px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px;}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:11px 18px;
  border-radius:var(--radius-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  backdrop-filter:blur(12px);
  font-size:14px;
  color:var(--text-2);
  font-weight:600;
}
.hero-badge i{color:var(--primary);font-size:14px;}

/* ---------- 非对称 5/7 ---------- */
.asym-left{padding-right:8px;}
.asym-left h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:16px;}
.asym-left p{color:var(--text-2);}
.check-list{margin-top:26px;display:grid;gap:14px;}
.check-list li{display:flex;gap:14px;align-items:flex-start;font-size:15.5px;color:var(--text-2);}
.check-list li strong{color:#fff;font-weight:700;}
.check-list .dot{
  flex:0 0 auto;
  width:26px;height:26px;
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(35,224,184,.12);
  border:1px solid rgba(35,224,184,.32);
  color:var(--primary);
  font-size:12px;
  margin-top:2px;
}
.panel-card{padding:28px;}
.panel-title{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px;}
.panel-title h3{font-size:20px;}
.panel-title span{font-size:13px;color:var(--text-3);}

/* ---------- 表格 ---------- */
.table-scroll{overflow-x:auto;border-radius:16px;-webkit-overflow-scrolling:touch;}
table.data-table{min-width:640px;font-size:15px;}
table.data-table thead th{
  position:sticky;top:0;
  text-align:left;
  padding:14px 18px;
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--text-3);
  background:rgba(6,11,22,.9);
  border-bottom:1px solid var(--line);
  white-space:nowrap;
}
table.data-table tbody td{
  padding:16px 18px;
  color:var(--text-2);
  border-bottom:1px solid var(--line-soft);
  vertical-align:top;
}
table.data-table tbody tr:last-child td{border-bottom:0;}
table.data-table tbody tr:hover{background:rgba(35,224,184,.05);}
table.data-table td:first-child{color:#fff;font-weight:700;white-space:nowrap;}
.cell-num{font-variant-numeric:tabular-nums;}

/* ---------- 通道卡 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.channel-card{
  padding:24px;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card), inset 0 1px 0 rgba(255,255,255,.07);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
  position:relative;
  overflow:hidden;
}
.channel-card::after{
  content:"";
  position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--primary),transparent);
  opacity:.7;
}
.channel-card:hover{transform:translateY(-6px);border-color:rgba(35,224,184,.34);box-shadow:0 24px 48px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.09);}
.channel-card .idx{font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.12em;}
.channel-card h3{font-size:19px;margin:10px 0 10px;}
.channel-card p{color:var(--text-2);font-size:15px;}
.channel-card ul{margin-top:14px;display:grid;gap:8px;}
.channel-card ul li{font-size:14px;color:var(--text-3);display:flex;gap:8px;}
.channel-card ul li i{color:var(--primary);font-size:11px;margin-top:6px;}

/* ---------- 图文区 ---------- */
.media-card{display:grid;grid-template-columns:5fr 7fr;gap:0;overflow:hidden;}
.media-card .media-img{position:relative;min-height:320px;}
.media-card .media-img img{width:100%;height:100%;object-fit:cover;}
.media-card .media-img::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 40%,rgba(6,11,22,.85));}
.media-body{padding:38px 40px;}
.media-body h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:14px;}
.media-body p{color:var(--text-2);}
.mini-list{margin-top:22px;display:grid;gap:16px;}
.mini-list li{display:flex;gap:14px;}
.mini-list .ico{
  flex:0 0 auto;width:40px;height:40px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(35,224,184,.1);
  border:1px solid rgba(35,224,184,.24);
  color:var(--primary);
}
.mini-list h4{font-size:16px;margin-bottom:4px;}
.mini-list p{font-size:14.5px;color:var(--text-3);}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;position:relative;}
.step-card{padding:28px 24px;position:relative;}
.step-dot{
  width:44px;height:44px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:16px;color:#04211A;
  background:linear-gradient(180deg,var(--primary-2),var(--primary));
  box-shadow:0 0 0 6px rgba(35,224,184,.1);
  margin-bottom:18px;
}
.step-card h3{font-size:19px;margin-bottom:10px;}
.step-card p{color:var(--text-2);font-size:15px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;}
.faq-item{
  border-radius:18px;
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:rgba(35,224,184,.3);}
.faq-item.is-open{border-color:rgba(35,224,184,.42);background:rgba(35,224,184,.06);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 26px;
  font-size:17px;
  font-weight:700;
  color:#fff;
}
.faq-icon{
  flex:0 0 auto;
  width:30px;height:30px;
  border-radius:50%;
  border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);
  font-size:14px;
  transition:transform .3s ease,background .3s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(45deg);background:rgba(35,224,184,.14);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .34s ease;}
.faq-a > div{overflow:hidden;}
.faq-item.is-open .faq-a{grid-template-rows:1fr;}
.faq-a p{padding:0 26px 24px;color:var(--text-2);font-size:15.5px;line-height:1.8;}

/* ---------- CTA ---------- */
.cta-banner{
  position:relative;
  border-radius:26px;
  padding:48px 48px;
  display:grid;
  grid-template-columns:1.35fr 1fr;
  gap:36px;
  align-items:center;
  overflow:hidden;
  border:1px solid rgba(35,224,184,.24);
  background:linear-gradient(120deg,rgba(35,224,184,.12),rgba(255,255,255,.04) 45%,rgba(255,154,46,.1));
  backdrop-filter:blur(16px);
  box-shadow:0 24px 60px rgba(0,0,0,.5), inset 0 1px 0 rgba(255,255,255,.1);
}
.cta-banner::after{
  content:"";
  position:absolute;
  right:-120px;bottom:-160px;
  width:420px;height:420px;border-radius:50%;
  border:1px solid rgba(35,224,184,.2);
  pointer-events:none;
}
.cta-banner h2{font-size:clamp(23px,3vw,32px);margin-bottom:12px;}
.cta-banner p{color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end;}
.cta-note{margin-top:26px;font-size:13px;color:var(--text-3);grid-column:1/-1;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:40px;
  padding:76px 0 30px;
  background:var(--bg-deep);
  border-top:1px solid var(--line-soft);
}
.site-footer::before{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);
  background-size:72px 72px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent);
  pointer-events:none;
}
.site-footer .container{position:relative;z-index:2;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{margin-top:18px;color:var(--text-3);font-size:14.5px;max-width:340px;}
.footer-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.footer-tags span{
  font-size:12.5px;color:var(--text-2);
  padding:5px 12px;border-radius:var(--radius-pill);
  border:1px solid var(--line);background:rgba(255,255,255,.04);
}
.footer-col h4{font-size:15px;margin-bottom:18px;color:#fff;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a,.footer-col span{font-size:14.5px;color:var(--text-3);}
.footer-col a:hover{color:var(--primary-2);}
.footer-bottom{
  margin-top:52px;
  padding-top:24px;
  border-top:1px solid var(--line-soft);
  display:flex;
  flex-wrap:wrap;
  gap:16px;
  align-items:center;
  justify-content:space-between;
}
.footer-bottom p{font-size:13.5px;color:var(--text-3);}
.fb-links{display:flex;flex-wrap:wrap;gap:18px;}
.fb-links a{font-size:13.5px;color:var(--text-3);}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1200px){
  .channel-grid{grid-template-columns:repeat(2,1fr);}
}
@media screen and (max-width:1024px){
  :root{--space-section:80px;}
  .nav-toggle{display:flex;}
  .nav{
    position:absolute;
    top:calc(100% + 12px);
    left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:16px;
    border-radius:24px;
    border:1px solid var(--line);
    background:rgba(7,12,23,.96);
    backdrop-filter:blur(18px);
    box-shadow:0 24px 50px rgba(0,0,0,.55);
    opacity:0;
    visibility:hidden;
    transform:translateY(-10px);
    transition:opacity .26s ease,transform .26s ease,visibility .26s ease;
  }
  .site-header.nav-open .nav{opacity:1;visibility:visible;transform:translateY(0);}
  .nav-link{height:48px;justify-content:center;font-size:16px;}
  .header-inner{position:relative;justify-content:space-between;}
  .header-actions .btn-sm{display:none;}
  .media-card{grid-template-columns:1fr;}
  .media-card .media-img{min-height:240px;}
  .media-card .media-img::after{background:linear-gradient(180deg,transparent 45%,rgba(6,11,22,.9));}
  .cta-banner{grid-template-columns:1fr;padding:40px 32px;}
  .cta-actions{justify-content:flex-start;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}
@media screen and (max-width:768px){
  :root{--space-section:64px;}
  body{font-size:16px;}
  .container{padding:0 18px;}
  .page-hero{padding:142px 0 68px;}
  .hero-lead{font-size:16.5px;}
  .hero-badges{gap:10px;}
  .hero-badge{font-size:13px;padding:9px 14px;}
  .section-head{margin-bottom:32px;}
  .steps{grid-template-columns:1fr;gap:16px;}
  .channel-grid{grid-template-columns:1fr;}
  .media-body{padding:28px 24px;}
  .panel-card{padding:22px;}
  .faq-q{padding:18px 20px;font-size:16px;}
  .faq-a p{padding:0 20px 20px;}
  .cta-banner{padding:32px 22px;border-radius:22px;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media screen and (max-width:520px){
  .brand-mark{font-size:18px;}
  .brand-sub{font-size:11px;}
  .btn{width:100%;}
  .hero-actions{gap:10px;}
  .cta-actions{flex-direction:column;}
  .cta-actions .btn{width:100%;}
  .header-actions{gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg:#060B16;
  --bg-deep:#04070F;
  --panel:rgba(255,255,255,.055);
  --panel-soft:rgba(255,255,255,.028);
  --line:rgba(255,255,255,.12);
  --line-strong:rgba(255,255,255,.2);
  --primary:#23E0B8;
  --primary-2:#7CF5D2;
  --accent:#FF9A2E;
  --accent-2:#FF6B3D;
  --link:#58A6FF;
  --text:#EAF2F8;
  --text-2:rgba(234,242,248,.72);
  --text-3:rgba(234,242,248,.5);
  --r-lg:20px;
  --r:18px;
  --r-sm:12px;
  --r-pill:999px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --glow:0 0 0 1px rgba(35,224,184,.35),0 8px 30px rgba(35,224,184,.25);
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  letter-spacing:.002em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border-radius:16px}
a{color:var(--primary);text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--primary-2)}
button{font-family:inherit}
h1,h2,h3,h4{
  margin:0 0 .6em;
  font-weight:800;
  letter-spacing:-.01em;
  line-height:1.28;
  color:var(--text);
}
h1{font-size:clamp(28px,4.4vw,46px)}
h2{font-size:clamp(23px,3vw,34px)}
h3{font-size:21px}
h4{font-size:16px}
p{margin:0 0 1.1em;color:var(--text-2)}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 24px}
.section{padding:96px 0;position:relative}
.section-tight{padding:72px 0}
.section-alt{background:linear-gradient(180deg,rgba(255,255,255,.022),rgba(255,255,255,0))}
.section-head{max-width:760px;margin-bottom:48px}
.eyebrow{
  display:inline-block;
  font-size:12px;
  letter-spacing:.16em;
  text-transform:uppercase;
  color:var(--primary);
  font-weight:700;
  margin-bottom:14px;
  padding:5px 12px;
  border:1px solid rgba(35,224,184,.32);
  border-radius:var(--r-pill);
  background:rgba(35,224,184,.08);
}
.section-sub{font-size:17px;color:var(--text-2);max-width:640px;margin:0}
.muted{color:var(--text-3)}
.tnum{font-variant-numeric:tabular-nums}

/* ---------- 导航 ---------- */
.site-header{position:sticky;top:0;z-index:60;padding:14px 0;transition:padding .3s ease,background .3s ease,box-shadow .3s ease}
.site-header.is-scrolled{padding:8px 0;background:rgba(4,7,15,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:0 10px 30px rgba(0,0,0,.35)}
.header-inner{
  display:flex;align-items:center;gap:20px;
  background:rgba(255,255,255,.055);
  border:1px solid var(--line);
  border-radius:var(--r-pill);
  padding:9px 10px 9px 22px;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:0 12px 34px rgba(0,0,0,.38);
}
.brand{display:flex;flex-direction:column;line-height:1.06;text-decoration:none;flex-shrink:0}
.brand-mark{font-size:19px;font-weight:800;color:var(--text);letter-spacing:.01em}
.brand-sub{font-size:11px;letter-spacing:.1em;color:var(--primary);font-weight:600}
.nav{display:flex;align-items:center;gap:4px;margin:0 auto}
.nav-link{
  display:inline-block;
  padding:9px 16px;
  border-radius:var(--r-pill);
  font-size:15px;
  color:var(--text-2);
  text-decoration:none;
  border:1px solid transparent;
  transition:color .22s,background .22s,border-color .22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.07)}
.nav-link.is-active{color:var(--primary);background:rgba(35,224,184,.14);border-color:rgba(35,224,184,.34);font-weight:700}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  cursor:pointer;
  align-items:center;justify-content:center;
  flex-direction:column;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);border-radius:2px;transition:transform .25s,opacity .25s}
body.nav-open .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
body.nav-open .nav-toggle span:nth-child(2){opacity:0}
body.nav-open .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 按钮 / 标签 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:46px;
  padding:13px 26px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:700;
  border:1px solid transparent;
  text-decoration:none;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,filter .22s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-2));color:#04170F;box-shadow:var(--glow)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:0 0 0 1px rgba(35,224,184,.55),0 14px 36px rgba(35,224,184,.35);color:#04170F}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:rgba(255,255,255,.05);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(255,255,255,.1);transform:translateY(-2px);color:var(--text)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{min-height:38px;padding:9px 18px;font-size:14px}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;
  border-radius:var(--r-pill);
  font-size:13px;
  color:var(--text-2);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
}
.badge i{color:var(--primary);font-size:12px}
.tag{
  display:inline-block;
  padding:4px 11px;
  border-radius:8px;
  font-size:12px;
  letter-spacing:.06em;
  text-transform:uppercase;
  font-weight:700;
  color:var(--primary);
  background:rgba(35,224,184,.12);
  border:1px solid rgba(35,224,184,.28);
}
.tag-warm{color:var(--accent);background:rgba(255,154,46,.13);border-color:rgba(255,154,46,.3)}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--primary);text-decoration:none}
.link-arrow i{transition:transform .25s ease}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- 卡片 ---------- */
.card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.card::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.4),transparent);
}
.card-body{padding:26px 26px 28px}

/* ---------- Hero ---------- */
.hero{position:relative;padding:82px 0 78px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(6,11,22,.74),rgba(6,11,22,.95)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  opacity:.95;
}
.hero-grid{
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
  opacity:.5;
  mask-image:radial-gradient(120% 90% at 70% 10%,#000 10%,transparent 72%);
  -webkit-mask-image:radial-gradient(120% 90% at 70% 10%,#000 10%,transparent 72%);
}
.hero::after{
  content:"";
  position:absolute;right:-140px;top:-120px;width:520px;height:520px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(35,224,184,.26),rgba(35,224,184,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,.92fr);gap:48px;align-items:center}
.hero-copy .eyebrow{margin-bottom:18px}
.hero-lead{font-size:18px;color:var(--text-2);max-width:620px;margin:16px 0 30px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px}
.hero-card{padding:20px}
.hero-card-media{margin-bottom:18px;border-radius:16px;overflow:hidden;position:relative}
.hero-card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:16px}
.hero-card-title{font-size:18px;margin:0 0 14px}
.check-list li{position:relative;padding-left:26px;margin-bottom:10px;font-size:15px;color:var(--text-2)}
.check-list li::before{
  content:"";
  position:absolute;left:2px;top:9px;width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 10px rgba(35,224,184,.6);
}
.hero-card .link-arrow{margin-top:16px}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;max-width:920px}
.timeline-item{position:relative;display:grid;grid-template-columns:66px minmax(0,1fr);gap:22px;padding-bottom:38px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:32px;top:66px;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(35,224,184,.55),rgba(35,224,184,.06));
}
.timeline-item:last-child::before{display:none}
.timeline-dot{
  width:66px;height:66px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:20px;font-weight:800;color:var(--primary);
  background:rgba(35,224,184,.1);
  border:1px solid rgba(35,224,184,.36);
  box-shadow:0 0 24px rgba(35,224,184,.16) inset;
  font-variant-numeric:tabular-nums;
}
.timeline-body{padding-top:6px}
.timeline-body h3{margin:0 0 8px;font-size:20px}
.timeline-body p{font-size:15.5px;margin:0}

/* ---------- 图文卡网格 ---------- */
.media-grid{margin-left:-12px;margin-right:-12px}
.media-grid>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.media-card{height:100%;display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease}
.media-card:hover{transform:translateY(-4px);border-color:rgba(35,224,184,.34);box-shadow:0 22px 48px rgba(0,0,0,.5)}
.media-card .thumb{position:relative;overflow:hidden}
.media-card .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .45s ease}
.media-card:hover .thumb img{transform:scale(1.04)}
.media-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,7,15,0) 40%,rgba(4,7,15,.72))}
.media-card .card-body{display:flex;flex-direction:column;gap:10px;flex:1}
.media-card h3{margin:0;font-size:19px;line-height:1.45}
.media-card p{font-size:15px;margin:0;color:var(--text-2)}
.media-card.is-wide{flex-direction:row}
.media-card.is-wide .thumb{flex:0 0 46%;max-width:46%}
.media-card.is-wide .thumb img{height:100%;aspect-ratio:auto;min-height:270px}
.media-card.is-wide .card-body{padding:32px 32px 34px;justify-content:center}
.media-card.is-wide h3{font-size:23px}

/* ---------- 等级卡 ---------- */
.level-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;align-items:start}
.level-card{padding:26px 22px 28px;display:flex;flex-direction:column;gap:14px;opacity:.78;transition:transform .3s ease,opacity .3s ease,border-color .3s ease}
.level-card:nth-child(2),.level-card:nth-child(4){margin-top:-24px}
.level-card.is-current{opacity:1;border-color:rgba(255,154,46,.5);box-shadow:0 0 0 1px rgba(255,154,46,.28),0 22px 46px rgba(0,0,0,.5)}
.level-card:hover{opacity:1;transform:translateY(-4px)}
.level-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.level-badge{
  width:44px;height:44px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:#04170F;
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  box-shadow:0 0 18px rgba(35,224,184,.35);
}
.level-card.is-current .level-badge{background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#1B0B02;box-shadow:0 0 18px rgba(255,154,46,.4)}
.level-card h3{margin:0;font-size:19px}
.level-card .level-desc{font-size:14.5px;color:var(--text-2);margin:0;min-height:44px}
.level-bar{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden}
.level-bar span{display:block;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--primary),var(--primary-2))}
.level-card.is-current .level-bar span{background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.level-list li{font-size:14px;color:var(--text-2);padding-left:18px;position:relative;margin-bottom:8px;line-height:1.6}
.level-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:rgba(35,224,184,.75)}

/* ---------- 场景条 ---------- */
.scene-grid{margin-left:-12px;margin-right:-12px}
.scene-grid>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.scene-card{padding:30px 26px 32px;height:100%}
.scene-num{
  font-size:44px;font-weight:800;line-height:1;
  color:transparent;
  -webkit-text-stroke:1.4px rgba(35,224,184,.55);
  letter-spacing:.02em;
  font-variant-numeric:tabular-nums;
  margin-bottom:18px;
  display:block;
}
.scene-card h3{margin:0 0 10px;font-size:20px}
.scene-card p{font-size:15px;margin:0}

/* ---------- CTA ---------- */
.cta-band{padding:0}
.cta-panel{
  position:relative;
  display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);
  gap:34px;align-items:center;
  padding:46px 46px 40px;
  border-radius:var(--r-lg);
  background:
    radial-gradient(120% 160% at 100% 0%,rgba(35,224,184,.16),rgba(35,224,184,0) 60%),
    linear-gradient(135deg,rgba(255,255,255,.08),rgba(255,255,255,.035));
  border:1px solid var(--line);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.cta-panel::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(255,255,255,.45),transparent)}
.cta-panel h2{margin:0 0 12px}
.cta-panel p{margin:0;max-width:560px;font-size:15.5px}
.cta-actions{display:flex;flex-direction:column;gap:14px;align-items:stretch}
.cta-note{font-size:13px;color:var(--text-3);margin-top:22px;grid-column:1/-1}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  background:rgba(255,255,255,.04);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item.is-open{border-color:rgba(35,224,184,.36);background:rgba(35,224,184,.06)}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;
  font-size:17px;font-weight:700;color:var(--text);
  transition:color .22s ease;
}
.faq-q:hover{color:var(--primary-2)}
.faq-icon{
  flex-shrink:0;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid rgba(35,224,184,.4);
  color:var(--primary);font-size:14px;
  transition:transform .3s ease,background .3s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:rgba(35,224,184,.16)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 22px;margin:0;font-size:15.5px;line-height:1.85;color:var(--text-2)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  margin-top:24px;
  padding:72px 0 0;
  background:var(--bg-deep);
  border-top:1px solid rgba(255,255,255,.07);
}
.site-footer::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:56px 56px;
  opacity:.55;pointer-events:none;
}
.footer-grid{position:relative;display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--text-2);max-width:360px}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-tags span{
  font-size:12.5px;color:var(--text-2);
  padding:5px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}
.footer-col h4{font-size:15px;margin:0 0 16px;color:var(--text)}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a,.footer-col ul li span{font-size:14.5px;color:var(--text-2);text-decoration:none}
.footer-col ul li a:hover{color:var(--primary)}
.footer-bottom{
  position:relative;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding:22px 0 30px;
  border-top:1px solid rgba(255,255,255,.08);
}
.footer-bottom p{margin:0;font-size:13.5px;color:var(--text-3)}
.fb-links{display:flex;flex-wrap:wrap;gap:18px}
.fb-links a{font-size:13.5px;color:var(--text-3)}
.fb-links a:hover{color:var(--primary)}

/* ---------- 滚动入场 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease,transform .5s ease}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .section{padding:72px 0}
  .hero{padding:56px 0 60px}
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero-card{max-width:560px}
  .level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .level-card:nth-child(2),.level-card:nth-child(4){margin-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-panel{grid-template-columns:minmax(0,1fr);padding:36px 30px 32px}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
  .nav{
    position:fixed;top:84px;left:16px;right:16px;
    display:none;flex-direction:column;align-items:stretch;gap:6px;
    margin:0;padding:14px;
    background:rgba(4,7,15,.97);
    border:1px solid var(--line);
    border-radius:22px;
    backdrop-filter:blur(18px);
    -webkit-backdrop-filter:blur(18px);
    box-shadow:var(--shadow);
    max-height:calc(100vh - 120px);overflow-y:auto;
  }
  body.nav-open .nav{display:flex}
  .nav-link{padding:14px 18px;font-size:16px;border-radius:14px}
  .nav-toggle{display:flex}
  .header-inner{padding:8px 10px 8px 18px;gap:12px}
}
@media (max-width:768px){
  body{font-size:16px}
  .container{padding:0 18px}
  .section{padding:60px 0}
  .section-head{margin-bottom:34px}
  .media-card.is-wide{flex-direction:column}
  .media-card.is-wide .thumb{flex:none;max-width:100%}
  .media-card.is-wide .thumb img{aspect-ratio:16/9;min-height:0}
  .media-card.is-wide .card-body{padding:24px}
  .media-card.is-wide h3{font-size:20px}
  .level-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .timeline-item{grid-template-columns:52px minmax(0,1fr);gap:16px;padding-bottom:30px}
  .timeline-item::before{left:25px;top:52px}
  .timeline-dot{width:52px;height:52px;font-size:16px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .header-inner{padding:8px 8px 8px 14px}
  .brand-mark{font-size:17px}
  .brand-sub{font-size:10px;letter-spacing:.06em}
  .header-actions .btn-sm{padding:9px 14px;font-size:13px}
  .hero{padding:44px 0 50px}
  .hero-cta{gap:10px}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .scene-num{font-size:36px}
  .cta-panel{padding:28px 22px 26px}
  .card-body{padding:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}