/* roulang page: index */
:root {
  --bg: #0b0d12;
  --bg-soft: #12161d;
  --surface: #171c24;
  --surface-hover: #1d242e;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.16);
  --text: #f0f3f6;
  --text-secondary: #a6afbc;
  --text-muted: #6c7684;
  --accent: #d8ff3e;
  --accent-hover: #e7ff72;
  --accent-active: #bde32a;
  --accent-bg: rgba(216,255,62,0.12);
  --success: #2fd68b;
  --warning: #ffb454;
  --radius: 18px;
  --radius-sm: 10px;
  --container: 1200px;
  --space: clamp(72px, 9vw, 128px);
  --font-cn: "PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
}
* { margin:0; padding:0; box-sizing:border-box; }
html { scroll-behavior:smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x:hidden;
}
a { color: inherit; text-decoration: none; }
img { display:block; max-width:100%; border:0; }
button { font-family: inherit; border:0; background:none; cursor:pointer; color:inherit; }
input, textarea { font-family: inherit; }
.container { width:min(var(--container), 100% - 48px); margin-inline:auto; }
section { position: relative; }
.eyebrow {
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:0.78rem;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--accent);
  margin-bottom:14px;
  font-weight:600;
}
.eyebrow::before {
  content:"";
  width:24px; height:1px;
  background:var(--accent);
  opacity:0.7;
}
.h2-title {
  font-size: clamp(2rem, 2.6vw + 0.8rem, 2.8rem);
  font-weight:850;
  line-height:1.2;
  letter-spacing:-0.02em;
  color:var(--text);
}
.section-desc {
  color:var(--text-secondary);
  max-width:620px;
  margin-top:16px;
  font-size:1.05rem;
  line-height:1.7;
}
::selection { background: var(--accent); color:#0b0d12; }
img { background-color: var(--surface); }
.container{width:min(1200px, calc(100% - 48px));margin-inline:auto;}
/* Buttons */
.btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-weight:700;
  line-height:1;
  border-radius:999px;
  transition: background .16s ease, border-color .16s ease, color .16s ease, transform .16s ease, box-shadow .16s ease;
  text-decoration:none;
  border:1px solid transparent;
  white-space:nowrap;
  font-size:0.98rem;
  padding:11px 22px;
}
.btn:focus-visible, a:focus-visible, button:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.btn-main {
  background:var(--accent);
  color:#0b0d12;
  font-weight:800;
  padding:14px 28px;
}
.btn-main:hover { background:var(--accent-hover); transform:translateY(-1px); box-shadow:0 8px 30px rgba(216,255,62,.15); }
.btn-main:active { background:var(--accent-active); transform:translateY(0); }
.btn-outline {
  background:transparent;
  border-color:rgba(255,255,255,.28);
  color:var(--text);
}
.btn-outline:hover { border-color: var(--accent); color:#fff; transform:translateY(-2px); }
.btn-outline:active { border-color: var(--accent-active); color:var(--accent-active); }
.btn-lg { padding:16px 34px; font-size:1.05rem; }
.btn-sm { padding:8px 16px; font-size:0.9rem; }
.btn-block { width:100%; }
/* Tags / Chip */
.chip {
  display:inline-flex;
  align-items:center;
  padding:5px 12px;
  background:var(--accent-bg);
  border:1px solid rgba(216,255,62,.24);
  color:var(--accent);
  border-radius:999px;
  font-size:0.78rem;
  font-weight:700;
  letter-spacing:0.02em;
}
.tag {
  display:inline-block;
  font-size:0.76rem;
  font-weight:700;
  color:var(--accent);
  padding:3px 10px;
  border-radius:6px;
  background:var(--accent-bg);
  border:1px solid rgba(216,255,62,.16);
}
.tag-ghost { background:transparent; color:var(--text-secondary); border-color:rgba(255,255,255,.12);}

/* Header */
.site-header {
  background: rgba(11,13,18,.88);
  backdrop-filter: blur(10px);
  position: sticky;
  top:0;
  z-index:1000;
  border-bottom:1px solid transparent;
  transition: border-color .2s;
}
.site-header.is-scrolled { border-bottom-color: var(--border-strong); }
.site-header .nav-inner {
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  width:min(1280px, calc(100% - 32px));
  margin:0 auto;
  height:74px;
}
.brand { display:flex; align-items:center; gap:12px; flex-shrink:0; }
.brand-icon {
  width:38px; height:38px;
  border-radius:10px;
  background:linear-gradient(135deg,var(--accent),#bde32a);
  display:grid;
  place-items:center;
  color:#0b0d12;
  font-weight:900;
  font-size:18px;
}
.brand-text { display:flex; flex-direction:column; line-height:1.15; }
.brand-name { font-weight:900; font-size:1.2rem; letter-spacing:.01em; color:#fff; }
.brand-sub { font-size:.72rem; color:var(--text-secondary); letter-spacing:.06em; margin-top:2px; }
.brand:hover .brand-name { color: var(--accent); transition:color .16s; }
.main-nav { display:flex; align-items:center; gap:4px; }
.nav-link {
  font-weight:600;
  font-size:.92rem;
  padding:10px 14px;
  border-radius:8px;
  color:var(--text-secondary);
  position:relative;
  transition: color .16s;
}
.nav-link:hover { color:#fff; }
.nav-link::after {
  content:"";
  position:absolute;
  left:14px; right:14px; bottom:3px;
  height:2px; border-radius:2px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition: transform .2s;
}
.nav-link:hover::after, .nav-link.active::after { transform:scaleX(1); }
.nav-link.active { color:var(--accent); }
.nav-actions { display:flex; align-items:center; gap:12px; }
.search-widget {
  border:1px solid var(--border);
  background: var(--surface);
  border-radius:999px;
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 16px;
  width:200px;
  transition: border-color .16s, width .16s, box-shadow .16s;
}
.search-widget:focus-within { border-color: var(--accent); width:220px; box-shadow:0 0 0 3px rgba(216,255,62,.12);}
.search-widget svg { width:15px;height:15px;stroke:var(--text-muted);flex-shrink:0;}
.search-widget input {
  all:unset;
  width:100%;
  color:var(--text);
  font-size:.84rem;
}
.search-widget input::placeholder { color:var(--text-muted); }
.btn-header-login { border-color: rgba(255,255,255,.22); background:transparent; padding:9px 18px; color:var(--text-secondary);}
.btn-header-login:hover { border-color: var(--accent); color:#fff; }
.btn-header-start { padding:10px 20px; font-weight:800; }
.nav-toggle { display:none; width:42px;height:42px;border:1px solid var(--border);border-radius:8px;align-items:center;justify-content:center;font-size:1.4rem; color:var(--text-secondary); background:var(--surface);}
.mobile-nav {
  display:none;
  background:var(--bg-soft);
  border-top:1px solid var(--border);
  padding:18px 16px 22px;
  flex-direction:column;
}
.mobile-nav.is-open { display:flex; }
.mobile-nav a { padding:11px 8px; border-bottom:1px solid rgba(255,255,255,.05); color:var(--text-secondary); font-weight:600; font-size:.95rem; }
.mobile-nav a.active { color:var(--accent); }
.mobile-nav::-webkit-scrollbar{ height:3px; }
/* Hero */
.hero {
  position:relative;
  min-height:90vh;
  display:flex;
  align-items:center;
  background:
    linear-gradient(rgba(11,13,18,.94),rgba(11,13,18,.97)),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  overflow:hidden;
  border-bottom:1px solid var(--border);
}
.hero::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:44px 44px;
  -webkit-mask-image:radial-gradient(80% 70% at 50% 30%,#000,transparent);
  mask-image:radial-gradient(80% 70% at 50% 30%,#000,transparent);
  pointer-events:none;
}
.hero .container {
  display:grid;
  grid-template-columns: 1.04fr .96fr;
  align-items:center;
  gap:56px;
  padding-block:80px 80px;
  width:min(1200px, calc(100% - 48px));
}
.hero-copy { max-width:680px; }
.hero-eyebrow {
  display:inline-flex;align-items:center;gap:10px;
  color:var(--accent); font-size:.76rem; font-weight:700;
  letter-spacing:.14em; text-transform:uppercase;
  border:1px solid rgba(216,255,62,.3);
  background:rgba(216,255,62,.08);
  padding:6px 14px;
  border-radius:999px;
  margin-bottom:22px;
}
.hero-title {
  font-size: clamp(2.6rem,4.8vw + 1rem,4.3rem);
  font-weight:900;
  line-height:1.08;
  letter-spacing:-0.02em;
  color:#fff;
  margin-bottom:18px;
}
.hero-title .accent { color:var(--accent); }
.hero-sub {
  font-size:1.08rem;
  color:var(--text-secondary);
  max-width:540px;
  line-height:1.75;
  margin-bottom:28px;
}
.hero-cta-row { display:flex; align-items:center; gap:14px; flex-wrap:wrap; margin-bottom:18px; }
.hero-trust { display:flex; gap:18px; flex-wrap:wrap; align-items:center; }
.hero-trust span { display:inline-flex; align-items:center; gap:6px; font-size:.84rem; color:var(--text-muted); }
.hero-trust span::before { content:""; width:6px; height:6px; border-radius:50%; background:var(--success); box-shadow:0 0 6px rgba(47,214,139,.5); }
/* Hero Login Terminal */
.hero-terminal { position:relative; z-index:1; }
.login-window {
  background:var(--surface);
  border:1px solid var(--border-strong);
  border-radius:20px;
  overflow:hidden;
  box-shadow:0 20px 70px rgba(0,0,0,.45), 0 0 0 1px rgba(255,255,255,.02);
}
.login-window-head {
  display:flex;align-items:center;gap:10px;
  padding:15px 18px;
  border-bottom:1px solid var(--border);
  background:rgba(255,255,255,.03);
}
.login-dot { width:10px; height:10px; border-radius:50%; background:#39404c; }
.login-dot:first-child{background:#ff5f57;}
.login-dot:nth-child(2){background:#febc2e;}
.login-dot:nth-child(3){background:#28c840;}
.login-title { flex:1; font-size:.83rem; color:var(--text-muted); letter-spacing:.02em; text-align:center; margin-right:35px; }
.login-badge { display:inline-flex; align-items:center; gap:5px; font-size:.72rem; color:var(--success); }
.login-badge i { width:6px;height:6px;border-radius:50%;background:var(--success); display:block; animation:pulse 2s infinite; }
@keyframes pulse{ 0%{opacity:1;transform:scale(1)} 50%{opacity:.5;transform:scale(1.5)} 100%{opacity:1;transform:scale(1)} }
.login-window-body { padding:22px 22px 18px; }
.login-title-small { font-size:.85rem; font-weight:700; margin-bottom:8px; color:var(--text); }
.login-tips { font-size:.78rem; color:var(--text-muted); margin-bottom:16px; }
.device-switch { display:flex; gap:8px; margin-bottom:18px; }
.device-tab {
  font-size:.8rem; padding:7px 16px;
  border-radius:999px;
  border:1px solid var(--border);
  color:var(--text-muted);
  font-weight:600;
}
.device-tab.on { background:var(--accent); border-color:var(--accent); color:#0b0d12; font-weight:800;}
.device-tab.offline-device { background:transparent; }
.field-group { margin-bottom:15px; }
.field-label { display:block; font-size:.77rem; color:var(--text-muted); margin-bottom:8px; letter-spacing:.03em; font-weight:600;}
.fake-input {
  height:44px;
  border:1px solid var(--border-strong);
  border-radius:9px;
  padding:0 14px;
  display:flex;
  align-items:center;
  background:var(--bg);
  font-size:.86rem;
  color:var(--text-muted);
}
.login-action { margin-top:20px; }
.login-action .btn { width:100%; justify-content:center; font-weight:800; }
.login-note {
  display:flex; justify-content:space-between;
  font-size:.74rem;
  color:var(--text-muted);
  padding:14px 2px 0;
  border-top:1px solid rgba(255,255,255,.05);
  margin-top:6px;
}
.platform-hints { display:flex; gap:12px; justify-content:center; margin-top:18px; }
.platform-tag {
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  padding:8px 14px;
  border-radius:999px;
  font-size:.8rem;
  color:var(--text-secondary);
  display:inline-flex; align-items:center; gap:6px;
}
.platform-tag svg{width:14px;height:14px;stroke:var(--accent)}
/* Features */
.features { padding-block: var(--space); background:var(--bg); }
.features-header { margin-bottom:48px; }
.features-grid {
  display:grid;
  grid-template-columns: repeat(3,1fr);
  border:1px solid var(--border);
  border-radius:22px;
  background:var(--bg-soft);
  overflow:hidden;
}
.feature-col {
  border-right:1px solid var(--border);
  padding:38px 34px;
  transition: background .16s;
  position:relative;
  background:transparent;
}
.feature-col:last-child { border-right:0; }
.feature-col:hover { background:rgba(255,255,255,.018); }
.feature-num { font-size:3.4rem; font-weight:850; color:transparent; -webkit-text-stroke:1px var(--text-muted); opacity:.4; line-height:1; margin-bottom:24px; }
.feature-col:hover .feature-num { opacity:.9; }
.feature-icon {
  width:42px; height:42px;
  border-radius:10px;
  background:var(--accent-bg);
  border:1px solid rgba(216,255,62,.18);
  display:grid; align-items:center; justify-content:center;
  margin-bottom:20px;
  color:var(--accent);
}
.feature-col h3 { font-size:1.18rem; font-weight:750; color:var(--text); margin-bottom:10px; }
.feature-col p { color:var(--text-secondary); font-size:.91rem; line-height:1.7; margin-bottom:20px; }
.feature-link { display:inline-flex; align-items:center; gap:5px; font-size:.85rem; font-weight:700; color:var(--accent); }
.feature-link svg{ width:14px; height:14px; stroke:var(--accent); transition:transform .16s;}
.feature-link:hover svg { transform:translateX(4px); }
/* Scenario */
.scenario { padding-block:var(--space); background:var(--bg-soft); border-top:1px solid var(--border); border-bottom:1px solid var(--border);}
.scenario-inner { display:grid; grid-template-columns:1fr 1.1fr; gap:72px; align-items:center;}
.scenario-steps{ position:relative; }
.scenario-step { display:flex; gap:18px; padding:0 0 30px; position:relative;}
.scenario-step:last-child{padding-bottom:0;}
.step-line { position:absolute; left:17px; top:38px; width:1px; bottom:4px; background:rgba(255,255,255,.1);}
.scenario-step:last-child .step-line{ display:none; }
.step-circle {
  width:36px;height:36px;
  border-radius:50%;
  background:var(--surface);
  border:1px solid rgba(216,255,62,.4);
  color:var(--accent);
  display:flex; align-items:center; justify-content:center;
  font-size:.83rem; font-weight:800;
  flex-shrink:0;
  z-index:1;
}
.step-content h4 { font-size:1.02rem; font-weight:750; margin-bottom:5px;}
.step-content p { color:var(--text-secondary); font-size:.87rem; line-height:1.65;}
.browser-window {
  background:var(--surface);
  border:1px solid var(--border-strong);
  border-radius:18px;
  overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,.4);
}
.browser-bar { display:flex; align-items:center; gap:12px; padding:14px 18px; border-bottom:1px solid var(--border); background:rgba(255,255,255,.02);}
.browser-dot { width:10px;height:10px;border-radius:50%;background:#2a303b; }
.browser-url {
  background:var(--bg);
  border-radius:6px;
  flex:1;
  padding:5px 14px;
  font-size:.76rem;
  color:var(--text-muted);
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
  border:1px solid rgba(255,255,255,.04);
}
.browser-body{ position:relative; aspect-ratio:16/10; }
.browser-body img { width:100%; height:100%; object-fit:cover; }
.browser-body::after{ content:""; position:absolute; inset:0; background:linear-gradient(180deg,rgba(11,13,18,.05),rgba(11,13,18,.48));}
.browser-caption { display:flex; justify-content:space-between; align-items:center; padding:10px 18px; border-top:1px solid var(--border); background:var(--bg-soft); font-size:.72rem; color:var(--text-muted);}
/* Trust stats */
.trust-band { padding-block: var(--space); background: var(--bg); }
.trust-heading { text-align:center; max-width:680px; margin:0 auto 50px;}
.trust-heading .eyebrow{justify-content:center;}
.trust-heading .h2-title {text-align:center;}
.trust-metrics { display:grid; grid-template-columns:1fr 1fr 1fr; border-radius:22px; border:1px solid var(--border); background:var(--bg-soft); overflow:hidden;}
.metric { padding:42px 30px; text-align:center; border-right:1px solid var(--border);}
.metric:last-child{border-right:0;}
.metric-kpi{ font-size:2.2rem; font-weight:900; color:var(--accent); line-height:1.2;}
.metric-label{ margin-top:8px; color:var(--text-secondary); font-size:.9rem;}
.metric-desc{ font-size:.8rem; color:var(--text-muted); margin-top:4px;}
.quote-list{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-top:44px; }
.quote-card{ background:var(--surface); border:1px solid var(--border); padding:28px; border-radius:var(--radius); transition: border-color .16s, transform .16s;}
.quote-card:hover{border-color:rgba(216,255,62,.22); transform:translateY(-2px);}
.quote-card .stars{color:#febc2e; letter-spacing:2px; font-size:.8rem; margin-bottom:14px;}
.quote-card blockquote{color:var(--text-secondary); font-size:.88rem; line-height:1.75;font-style: normal;}
.quote-user { display:flex; align-items:center; gap:10px; margin-top:20px; font-size:.8rem;}
.quote-avatar { width:32px;height:32px;border-radius:50%;background:rgba(216,255,62,.15); border:1px solid rgba(216,255,62,.3); display:grid;place-items:center;color:var(--accent); font-weight:800; font-size:.8rem;}
.quote-user-name{color:var(--text); font-weight:600;}
.quote-user-meta{color:var(--text-muted); font-size:.74rem;}
/* News */
.news-section { padding-block: var(--space); background: var(--bg-soft); border-top:1px solid var(--border); border-bottom:1px solid var(--border);}
.news-header { display:flex; justify-content:space-between; align-items:flex-end; gap:20px; margin-bottom:38px;}
.news-more { color:var(--accent);font-weight:700;font-size:.9rem;display:inline-flex;align-items:center;gap:6px;}
.news-more svg{width:14px;height:14px;stroke:var(--accent);}
.news-grid{ display:grid; grid-template-columns: 1.2fr .8fr; gap:30px; }
.news-featured{ background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; transition: border-color .16s, transform .16s;}
.news-featured:hover { border-color: rgba(216,255,62,.22); transform: translateY(-2px);}
.news-featured .card-img{ position:relative; aspect-ratio:16/7; overflow:hidden;}
.news-featured .card-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s;}
.news-featured:hover .card-img img{ transform:scale(1.02);}
.news-featured .img-tag{ position:absolute; top:14px; left:14px; z-index:1;}
.card-body{padding:24px;}
.card-body h3 { font-size:1.2rem; font-weight:750; line-height:1.45; margin-bottom:10px;}
.card-body h3 a:hover {color:var(--accent);}
.card-body p { color:var(--text-secondary); font-size:.91rem; line-height:1.7; margin-bottom:16px;}
.news-meta { display:flex; align-items:center; justify-content:space-between; color:var(--text-muted); font-size:.8rem; border-top:1px solid var(--border); padding-top:14px; margin-top:4px;}
.news-meta a{color:var(--accent); font-weight:700; font-style: normal;}
.news-list { display:flex; flex-direction:column; gap:14px;}
.news-list-card {
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:16px;
  padding:22px;
  transition: border-color .16s, transform 0.16s;
  display:flex;
  flex-direction:column;
}
.news-list-card:hover{border-color:rgba(216,255,62,.25); transform: translateX(2px);}
.news-list-card .row1{display:flex; align-items:center; justify-content:space-between; margin-bottom:10px;}
.news-list-card time{font-size:.76rem;color:var(--text-muted);}
.news-list-card h4{font-size:.98rem; font-weight:700; line-height:1.5; margin-bottom:8px;}
.news-list-card h4 a:hover{color:var(--accent);}
.news-list-card .excerpt-text{ color:var(--text-secondary); font-size:.85rem; line-height:1.65; display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden;}
.empty-state{
  max-width:840px;
  margin-inline:auto;
  display:flex; align-items:center; justify-content:center;
  background:var(--surface);
  border:1px dashed var(--border-strong);
  border-radius:var(--radius);
  min-height:260px;
  color:var(--text-muted);
  font-size:1rem;
  gap:10px;
}
.empty-state::before{content:"↻"; color:var(--accent);}
/* Category Cards */
.category-section { padding-block: var(--space); background: var(--bg);}
.cat-grid { display:grid; grid-template-columns: repeat(4,1fr); gap:20px; margin-top:40px;}
.cat-card { background:var(--surface); border:1px solid var(--border); border-radius:var(--radius); padding:34px 26px; position:relative; transition: border-color .16s, transform .16s; overflow:hidden;}
.cat-card::before{content:""; position:absolute; left:0; top:0; width:100%; height:2px; background:linear-gradient(90deg,transparent,var(--accent),transparent); opacity:0; transition:opacity .16s;}
.cat-card:hover{ border-color:rgba(216,255,62,.18); transform: translateY(-3px);}
.cat-card:hover::before{opacity:1;}
.cat-card .cat-icon{width:35px;height:35px;border-radius:9px;background:var(--accent-bg); border:1px solid rgba(216,255,62,.15); display:grid; place-items:center; margin-bottom:20px; color:var(--accent);}
.cat-card h3{font-size:1.08rem; font-weight:750; margin-bottom:8px;}
.cat-card p{font-size:.82rem; color:var(--text-muted); line-height:1.6; margin-bottom:18px;}
.cat-card .cat-link{font-size:.84rem; font-weight:700; color:var(--accent); display:inline-flex; align-items:center; gap:4px;}
.cat-card .cat-link svg{width:12px;height:12px;stroke:var(--accent);}
/* FAQ */
.faq-section { padding-block: var(--space); background: var(--bg-soft); border-top:1px solid var(--border);}
.faq-wrap { max-width:840px; margin-inline:auto; }
.faq-heading{ text-align:center; margin-bottom:42px;}
.faq-heading .eyebrow{justify-content:center;}
.faq-heading .h2-title{text-align:center;}
.faq-list { border-top:1px solid var(--border);}
.faq-item { border-bottom:1px solid var(--border); }
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:24px 4px;
  cursor:pointer;
  font-weight:700;
  font-size:1rem;
  color:var(--text);
  transition: color .16s;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover, .faq-item[open] summary{ color:var(--accent);}
.faq-icon {
  width:22px;height:22px;flex-shrink:0;
  border-radius:50%;
  border:1px solid var(--border-strong);
  position:relative;
  transition: transform .2s, background .2s, border-color .2s;
}
.faq-item[open] .faq-icon { transform: rotate(45deg); background:var(--accent); border-color:var(--accent);}
.faq-icon::before, .faq-icon::after { content:""; position:absolute; top:50%; left:50%; width:9px; height:1.5px; background:var(--text-secondary); transform:translate(-50%,-50%);}
.faq-icon::after{ transform: translate(-50%,-50%) rotate(90deg);}
.faq-item[open] .faq-icon::before,.faq-item[open] .faq-icon::after{background:#0b0d12;}
.faq-item .faq-answer { padding: 2px 40px 26px 4px; color:var(--text-secondary); font-size:.92rem; line-height:1.8;}
/* Final CTA */
.final-cta {
  position:relative;
  padding-block: calc(var(--space) * .78);
  background:
    linear-gradient(rgba(11,13,18,.92),rgba(11,13,18,.96)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  text-align:center;
  overflow:hidden;
}
.final-cta::before {
  content:"乐竞官网登录入口网页版";
  position:absolute;
  bottom:-14px; left:50%;
  transform:translateX(-50%);
  font-size:clamp(4rem,10vw,8rem);
  font-weight:900;
  color:rgba(255,255,255,.018);
  white-space:nowrap;
  z-index:0;
}
.final-cta .container { position:relative; z-index:2;}
.final-cta h2{ font-size:clamp(1.8rem,3.6vw,3rem); font-weight:900; line-height:1.2; max-width:780px; margin-inline:auto;}
.final-cta p{ color:var(--text-secondary); font-size:1rem; max-width:580px; margin:16px auto 32px; line-height:1.7;}
.final-actions{ display:flex; justify-content:center; gap:14px; flex-wrap:wrap;}
/* Footer */
.site-footer { background:#080a0e; }
.footer-inner {
  display:grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap:46px;
  padding-top:70px;
  padding-bottom:46px;
  border-top:1px solid rgba(255,255,255,.06);
}
.footer-brand-title{ display:flex;align-items:center;gap:12px; font-weight:900; font-size:1.14rem;}
.footer-brand-title span{color:#fff}
.footer-brand-desc{ color:var(--text-muted); font-size:.88rem; margin-top:14px; line-height:1.75; max-width:360px;}
.footer-col h4{ font-size:.86rem; font-weight:800; margin-bottom:18px; color:#cfd4dc; letter-spacing:.05em;}
.footer-col a { display:block; color:var(--text-muted); font-size:.84rem; margin-bottom:11px; transition: color .14s;}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.05);
  padding-block:22px;
  display:flex; justify-content:space-between; align-items:center; gap:12px;
  font-size:.78rem; color:var(--text-muted);
  flex-wrap:wrap;
}
.footer-bottom a{ color:var(--text-muted);}
.footer-bottom a:hover{ color: var(--accent);}
/* Fixed CTA */
.fixed-cta {
  position: fixed;
  left:0; right:0; bottom:0;
  background:#0b0d12;
  border-top:1px solid var(--border-strong);
  padding:12px 0;
  z-index:900;
  transform:translateY(110%);
  transition: transform .3s ease;
}
.fixed-cta.is-show{ transform: translateY(0);}
.fixed-inner { display:flex; justify-content:center; align-items:center; gap:16px; width:min(var(--container), calc(100% - 24px)); margin-inline:auto;}
.fixed-text{ color:var(--text); font-size:.9rem; font-weight:600;}
.fixed-text strong{color:var(--accent);}
.btn-fixed{ padding:9px 20px; }
.fixed-close{
  width:28px;height:28px;border-radius:50%;
  border:1px solid var(--border); color:var(--text-muted); display:grid; place-items:center;
  font-size:.9rem; line-height:1; opacity:.8;
}
.fixed-close:hover{ opacity:1; color:#fff; border-color:var(--border-strong);}
/* Media queries */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns:1fr; gap:36px; padding-top:50px; padding-bottom:64px;}
  .hero-title{font-size:clamp(2.4rem,7vw,3.6rem);}
  .hero-terminal{ max-width:560px; width:100%; margin-inline:auto;}
  .features-grid{ grid-template-columns:1fr; }
  .feature-col{ border-right:0; border-bottom:1px solid var(--border); padding:30px; }
  .feature-col:last-child{border-bottom:0;}
  .scenario-inner{ grid-template-columns:1fr; gap:40px;}
  .trust-metrics{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--border);}
  .metric:last-child{border-bottom:0;}
  .quote-list{ grid-template-columns:1fr; }
  .news-grid{ grid-template-columns:1fr; }
  .cat-grid{ grid-template-columns:repeat(2,1fr); }
  .footer-inner{grid-template-columns:1fr 1fr;}
  .main-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .mobile-nav{ position:fixed; top:74px; left:0; right:0; bottom:0; z-index:999; overflow-y:auto; display:none; background:rgba(11,13,18,.98);}
  .mobile-nav.is-open{display:flex;}
  .nav-actions .search-widget{display:none;}
  .btn-header-login{padding:9px 12px;}
}
@media (max-width:768px){
  .container{width:min(1200px, calc(100% - 32px));}
  .site-header .nav-inner{ height:64px; gap:10px;}
  .brand-name{font-size:1.05rem;}
  .brand-sub{font-size:.65rem;}
  .mobile-nav{top:64px;}
  .btn-header-start{font-size:.8rem; padding:9px 14px;}
  .nav-actions{gap:6px;}
  .btn-header-login{display:none;}
  .hero .container{padding-block:40px 56px;}
  .news-header{flex-direction:column; align-items:flex-start;}
  .cat-grid{grid-template-columns:1fr;}
  .footer-inner{grid-template-columns:1fr; gap:34px; padding-top:50px;}
  .footer-bottom{flex-direction:column; text-align:center;}
  .fixed-text span.mobile-hide{display:none;}
}
@media (max-width:520px){
  .btn-header-start{width:44px;height:42px; padding:0; font-size:0; border-radius:50%; position:relative;}
  .btn-header-start::before{content:"→"; font-size:19px;}
  .search-widget{display:none;}
  .eyebrow{letter-spacing:.06em;}
  .hero-title{font-size:clamp(1.9rem,8vw,2.9rem);}
  .hero-sub{font-size:.92rem;}
  .btn-lg{width:100%;}
  .final-actions{gap:8px;}
  .fixed-text{white-space:nowrap; overflow:hidden;text-overflow:ellipsis; max-width:180px; font-size:.8rem;}
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration:0.001s !important; transition-duration:0.001s !important; scroll-behavior:auto !important; }
}

/* roulang page: article */
:root{
    --bg-dark:#0B0D12;
    --bg-panel:#12161D;
    --bg-card:#171C24;
    --bg-elev:#1B222D;
    --border-weak:rgba(255,255,255,0.07);
    --border-strong:rgba(255,255,255,0.15);
    --text-primary:#F0F3F6;
    --text-secondary:#A6AFBC;
    --text-muted:#6C7684;
    --accent:#D8FF3E;
    --accent-hover:#E7FF72;
    --accent-active:#BDE32A;
    --accent-glow:rgba(216,255,62,0.12);
    --accent-glow-strong:rgba(216,255,62,0.2);
    --success:#2FD68B;
    --warning:#FFC24B;
    --danger:#FF6B6B;
    --radius-lg:18px;
    --radius-md:12px;
    --radius-sm:8px;
    --font-stack:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
    --container-w:1200px;
    --content-w:860px;
    --space-section:clamp(64px, 8vw, 118px);
    --transition-fast:160ms cubic-bezier(.4,0,.2,1);
    --transition-slow:320ms cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{
    margin:0;
    padding:0;
    box-sizing:border-box;
}
html{
    scroll-behavior:smooth;
    -webkit-text-size-adjust:100%;
}
body{
    background-color:var(--bg-dark);
    color:var(--text-primary);
    font-family:var(--font-stack);
    font-size:16px;
    line-height:1.65;
    -webkit-font-smoothing:antialiased;
    -moz-osx-font-smoothing:grayscale;
    overflow-x:hidden;
}
img{
    display:block;
    max-width:100%;
    height:auto;
}
a{
    color:var(--text-primary);
    text-decoration:none;
    transition:color var(--transition-fast);
}
button{
    font-family:inherit;
    cursor:pointer;
    border:none;
    background:none;
    color:inherit;
}
input,textarea,select{
    font-family:inherit;
    font-size:1rem;
}
.container{
    max-width:var(--container-w);
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
}
::selection{
    background:var(--accent);
    color:#111;
}

.header{
    position:sticky;
    top:0;
    z-index:1000;
    background:rgba(11,13,18,0.92);
    backdrop-filter:blur(20px);
    -webkit-backdrop-filter:blur(20px);
    border-bottom:1px solid transparent;
    transition:border-color var(--transition-fast), background-color var(--transition-fast);
}
.header.is-scrolled{
    border-bottom-color:var(--border-weak);
    background:rgba(11,13,18,0.97);
}
.header-inner{
    display:flex;
    align-items:center;
    justify-content:space-between;
    height:70px;
    gap:20px;
}
.brand{
    display:flex;
    align-items:center;
    gap:0px;
    flex-shrink:0;
}
.brand-mark{
    width:36px;
    height:36px;
    background:var(--accent);
    border-radius:10px;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:18px;
    font-weight:900;
    color:#0B0D12;
    margin-right:10px;
    flex-shrink:0;
    position:relative;
    overflow:hidden;
}
.brand-mark svg{
    width:22px;
    height:22px;
    stroke:#0B0D12;
    stroke-width:2.5;
    fill:none;
    stroke-linecap:round;
    stroke-linejoin:round;
}
.brand-text{
    display:flex;
    align-items:baseline;
    gap:8px;
    white-space:nowrap;
}
.brand-name{
    font-size:20px;
    font-weight:900;
    letter-spacing:0.01em;
    color:var(--text-primary);
    line-height:1.2;
}
.brand-sub{
    font-size:12px;
    font-weight:500;
    color:var(--text-muted);
    letter-spacing:0.08em;
    line-height:1.2;
}
.main-nav{
    display:flex;
    align-items:center;
    gap:34px;
}
.nav-link{
    font-size:15px;
    font-weight:500;
    color:var(--text-secondary);
    position:relative;
    padding:6px 0;
    letter-spacing:0.01em;
    transition:color var(--transition-fast);
    background:none;
}
.nav-link::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-2px;
    width:100%;
    height:2px;
    background:var(--accent);
    transform:scaleX(0);
    transform-origin:left center;
    transition:transform var(--transition-fast);
    border-radius:2px;
}
.nav-link:hover{
    color:var(--text-primary);
}
.nav-link:hover::after{
    transform:scaleX(0.35);
}
.nav-link:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:4px;
    border-radius:4px;
}
.nav-link.active{
    color:var(--text-primary);
    font-weight:600;
}
.nav-link.active::after{
    transform:scaleX(1);
}
.header-actions{
    display:flex;
    align-items:center;
    gap:12px;
    flex-shrink:0;
}
.search-box{
    display:flex;
    align-items:center;
    background:var(--bg-card);
    border:1px solid var(--border-weak);
    border-radius:10px;
    padding:0 12px 0 8px;
    transition:border-color var(--transition-fast), background-color var(--transition-fast), width var(--transition-slow);
    width:190px;
    height:38px;
}
.search-box:focus-within{
    border-color:var(--accent);
    background:rgba(255,255,255,0.02);
    box-shadow:0 0 0 3px var(--accent-glow);
}
.search-box svg{
    width:16px;
    height:16px;
    stroke:var(--text-muted);
    flex-shrink:0;
    margin-right:8px;
}
.search-box input{
    background:transparent;
    border:none;
    outline:none;
    color:var(--text-primary);
    font-size:13px;
    width:100%;
}
.search-box input::placeholder{
    color:var(--text-muted);
}
.btn{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:6px;
    border-radius:10px;
    font-size:14px;
    font-weight:600;
    padding:0 18px;
    height:38px;
    transition:background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
    letter-spacing:0.02em;
    white-space:nowrap;
    background:transparent;
    border:1px solid transparent;
    cursor:pointer;
}
.btn svg{
    width:16px;
    height:16px;
    stroke:currentColor;
    fill:none;
    stroke-width:2;
    stroke-linecap:round;
    stroke-linejoin:round;
    flex-shrink:0;
}
.btn:focus-visible{
    outline:2px solid var(--accent);
    outline-offset:2px;
}
.btn-primary{
    background:var(--accent);
    color:#0B0D12;
    box-shadow:0 2px 18px rgba(216,255,62,0.12);
}
.btn-primary:hover{
    background:var(--accent-hover);
    transform:translateY(-1px);
    box-shadow:0 4px 24px rgba(216,255,62,0.22);
}
.btn-primary:active{
    background:var(--accent-active);
    transform:translateY(0px);
}
.btn-secondary{
    border-color:var(--border-strong);
    color:var(--text-primary);
    background:transparent;
}
.btn-secondary:hover{
    border-color:var(--accent);
    color:var(--text-primary);
    background:rgba(255,255,255,0.03);
}
.btn-ghost{
    color:var(--text-secondary);
    background:transparent;
    padding:0;
    border:none;
    height:auto;
    font-weight:500;
}
.btn-ghost:hover{
    color:var(--accent);
}
.btn-ghost svg{
    transition:transform var(--transition-fast);
}
.btn-ghost:hover svg{
    transform:translateX(3px);
}
.btn-login{
    border-color:var(--border-strong);
    color:var(--text-primary);
    height:36px;
    padding:0 16px;
    font-size:13px;
    background:transparent;
}
.btn-login:hover{
    border-color:var(--accent);
    background:var(--accent-glow);
}
.btn-go{
    background:var(--accent);
    color:#0B0D12;
    height:36px;
    padding:0 18px;
    font-size:14px;
    font-weight:700;
    border-radius:18px;
}
.btn-go:hover{
    background:var(--accent-hover);
    transform:translateY(-1px);
}
.btn-go:active{
    background:var(--accent-active);
}
.nav-toggle{
    display:none;
    width:40px;
    height:40px;
    align-items:center;
    justify-content:center;
    border-radius:8px;
    border:1px solid var(--border-weak);
    background:var(--bg-card);
}
.nav-toggle svg{
    width:20px;
    height:20px;
    stroke:var(--text-primary);
    fill:none;
    stroke-width:2;
    stroke-linecap:round;
}

/* Article page hero */
.article-hero{
    padding-top:50px;
    padding-bottom:20px;
    border-bottom:1px solid var(--border-weak);
    background:linear-gradient(to bottom, rgba(216,255,62,0.04) 0%, transparent 180px);
}
.breadcrumb{
    display:flex;
    align-items:center;
    gap:8px;
    flex-wrap:wrap;
    font-size:13px;
    color:var(--text-muted);
    margin-bottom:34px;
}
.breadcrumb a{
    color:var(--text-secondary);
    display:inline-flex;
    align-items:center;
    gap:4px;
    transition:color var(--transition-fast);
}
.breadcrumb a:hover{
    color:var(--accent);
}
.breadcrumb svg{
    width:14px;
    height:14px;
    stroke:currentColor;
}
.breadcrumb-sep{
    color:var(--text-muted);
    font-size:13px;
}
.article-title-block h1{
    font-size:clamp(1.9rem, 3vw + 0.6rem, 2.8rem);
    font-weight:900;
    line-height:1.2;
    color:var(--text-primary);
    letter-spacing:-0.01em;
    margin-bottom:24px;
    max-width:760px;
}
.page-cat-tags{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:10px 16px;
    margin-bottom:18px;
}
.chip{
    display:inline-flex;
    align-items:center;
    background:var(--accent-glow);
    border:1px solid rgba(216,255,62,0.3);
    color:var(--accent);
    font-size:13px;
    font-weight:600;
    padding:4px 14px;
    border-radius:100px;
    letter-spacing:0.02em;
    transition:background-color var(--transition-fast), border-color var(--transition-fast);
    line-height:1.4;
}
a.chip:hover{
    background:rgba(216,255,62,0.2);
    border-color:var(--accent);
}
.article-meta{
    display:flex;
    align-items:center;
    flex-wrap:wrap;
    gap:6px 16px;
    color:var(--text-muted);
    font-size:14px;
}
.article-meta .dot{
    color:var(--text-muted);
    opacity:0.4;
}
.article-meta-time{
    display:inline-flex;
    align-items:center;
    gap:6px;
}
.article-meta-time svg{
    width:15px;
    height:15px;
    stroke:var(--text-muted);
    stroke-width:1.8;
    fill:none;
}
/* Article body */
.article-main-wrap{
    padding:48px 0 var(--space-section);
}
.article-container{
    max-width:var(--content-w);
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
}
.article-body{
    font-size:16.5px;
    line-height:1.85;
    color:rgba(240,243,246,0.9);
    word-break:break-word;
}
.article-body h2{
    font-size:1.55rem;
    font-weight:800;
    color:var(--text-primary);
    margin-top:48px;
    margin-bottom:16px;
    line-height:1.25;
    letter-spacing:-0.01em;
}
.article-body h3{
    font-size:1.2rem;
    font-weight:700;
    color:var(--text-primary);
    margin-top:34px;
    margin-bottom:12px;
    line-height:1.3;
}
.article-body p{
    margin-bottom:20px;
}
.article-body ul,
.article-body ol{
    margin:16px 0 24px;
    padding-left:0;
    list-style:none;
}
.article-body ul li{
    padding-left:26px;
    position:relative;
    margin-bottom:12px;
    line-height:1.8;
}
.article-body ul li::before{
    content:"";
    width:6px;
    height:6px;
    background:var(--accent);
    border-radius:1px;
    position:absolute;
    left:6px;
    top:0.7em;
}
.article-body ol{
    counter-reset:articleList;
}
.article-body ol li{
    padding-left:40px;
    position:relative;
    margin-bottom:12px;
    counter-increment:articleList;
    line-height:1.8;
}
.article-body ol li::before{
    content:counter(articleList, decimal-leading-zero);
    color:var(--accent);
    font-weight:700;
    font-size:14px;
    position:absolute;
    left:0;
    top:0.15em;
    letter-spacing:0.02em;
}
.article-body img{
    border-radius:14px;
    margin:24px 0 8px;
    border:1px solid var(--border-weak);
    width:auto;
    max-width:100%;
}
.article-body figure{
    margin:24px 0;
}
.article-body figcaption{
    text-align:center;
    font-size:14px;
    color:var(--text-muted);
    margin-top:8px;
}
.article-body blockquote{
    border-left:3px solid var(--accent);
    background:var(--bg-panel);
    padding:14px 22px;
    margin:24px 0;
    border-radius:0 10px 10px 0;
    color:var(--text-secondary);
    font-weight:500;
    clear:both;
}
.article-body blockquote p{
    margin-bottom:0;
}
.article-body a{
    color:var(--accent);
    text-decoration:underline;
    text-decoration-color:rgba(216,255,62,0.3);
    text-underline-offset:3px;
    text-decoration-thickness:1px;
    word-break:break-all;
}
.article-body a:hover{
    color:var(--accent-hover);
    text-decoration-color:var(--accent-hover);
}
.article-body code{
    background:var(--bg-panel);
    border:1px solid var(--border-weak);
    padding:2px 8px;
    border-radius:5px;
    font-size:0.92em;
    color:var(--accent);
    word-break:break-all;
}
.article-body pre{
    background:var(--bg-panel);
    border:1px solid var(--border-weak);
    border-radius:12px;
    padding:20px;
    overflow-x:auto;
    margin:24px 0;
}
.article-body pre code{
    background:none;
    border:none;
    padding:0;
    color:var(--text-primary);
    font-size:14px;
}
.article-end{
    margin-top:48px;
    padding-top:28px;
    border-top:1px solid var(--border-weak);
    display:flex;
    align-items:flex-start;
    gap:24px;
    flex-wrap:wrap;
}
.article-share{
    display:flex;
    align-items:center;
    gap:8px;
    margin-left:auto;
}
.text-btn{
    font-size:13px;
    color:var(--text-muted);
    display:inline-flex;
    align-items:center;
    gap:5px;
    padding:6px 12px;
    border-radius:8px;
    border:1px solid var(--border-weak);
    background:transparent;
    transition:all var(--transition-fast);
}
.text-btn:hover{
    color:var(--accent);
    border-color:var(--accent);
}
.text-btn svg{
    width:15px;
    height:15px;
    stroke:currentColor;
}
.article-footer-nav{
    max-width:var(--content-w);
    margin:0 auto;
    padding-left:24px;
    padding-right:24px;
    display:grid;
    grid-template-columns:repeat(2, 1fr);
    gap:16px;
    margin-bottom:64px;
}
.prevnext-card{
    background:var(--bg-panel);
    border:1px solid var(--border-weak);
    border-radius:var(--radius-md);
    padding:20px 24px;
    transition:all var(--transition-fast);
}
.prevnext-card:hover{
    border-color:rgba(216,255,62,0.3);
    background:var(--bg-card);
    transform:translateY(-2px);
}
.prevnext-label{
    font-size:12px;
    color:var(--text-muted);
    margin-bottom:8px;
    display:flex;
    align-items:center;
    gap:6px;
}
.prevnext-label svg{
    width:13px;
    height:13px;
    stroke:var(--text-muted);
}
.prevnext-title{
    font-weight:600;
    color:var(--text-primary);
    font-size:15px;
    line-height:1.4;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
}
.related-section{
    background:var(--bg-panel);
    border-top:1px solid var(--border-weak);
    padding:64px 0;
}
.section-head-lg{
    display:flex;
    align-items:baseline;
    justify-content:space-between;
    gap:16px;
    margin-bottom:36px;
    flex-wrap:wrap;
}
.section-eyebrow{
    display:block;
    font-size:12px;
    font-weight:700;
    letter-spacing:0.14em;
    color:var(--accent);
    margin-bottom:8px;
    text-transform:uppercase;
}
.section-head-lg h2{
    font-size:clamp(1.6rem, 2.4vw, 2.2rem);
    font-weight:800;
    color:var(--text-primary);
    line-height:1.25;
    letter-spacing:-0.02em;
}
.related-list{
    display:grid;
    grid-template-columns:repeat(3, 1fr);
    gap:20px;
}
.news-card{
    background:var(--bg-card);
    border:1px solid var(--border-weak);
    border-radius:var(--radius-lg);
    overflow:hidden;
    display:flex;
    flex-direction:column;
    transition:transform var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
    position:relative;
}
.news-card:hover{
    border-color:rgba(216,255,62,0.35);
    transform:translateY(-4px);
    box-shadow:0 12px 30px rgba(0,0,0,0.3);
}
.news-card-img{
    aspect-ratio:16/9;
    overflow:hidden;
    background:var(--bg-elev);
    position:relative;
}
.news-card-img img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform var(--transition-slow);
}
.news-card:hover .news-card-img img{
    transform:scale(1.04);
}
.news-card-img::after{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(to top, rgba(11,13,18,0.28) 0%, transparent 50%);
    opacity:0.5;
    transition:opacity var(--transition-fast);
}
.news-card:hover .news-card-img::after{
    opacity:0.4;
}
.news-card-body{
    padding:20px 22px 22px;
    display:flex;
    flex-direction:column;
    flex:1;
}
.news-card-body .chip{
    align-self:flex-start;
    font-size:12px;
    padding:2px 10px;
    margin-bottom:14px;
}
.news-card-title{
    font-size:17px;
    font-weight:700;
    line-height:1.4;
    margin-bottom:10px;
    color:var(--text-primary);
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    transition:color var(--transition-fast);
}
.news-card:hover .news-card-title{
    color:var(--accent);
}
.news-card-excerpt{
    font-size:14px;
    color:var(--text-secondary);
    line-height:1.6;
    margin-bottom:18px;
    display:-webkit-box;
    -webkit-line-clamp:2;
    -webkit-box-orient:vertical;
    overflow:hidden;
    flex-grow:1;
}
.news-card-meta{
    display:flex;
    align-items:center;
    justify-content:space-between;
    border-top:1px solid var(--border-weak);
    padding-top:14px;
}
.news-card-meta-time{
    font-size:13px;
    color:var(--text-muted);
}
.read-more{
    font-size:13px;
    font-weight:500;
    color:var(--text-secondary);
    display:inline-flex;
    align-items:center;
    gap:4px;
    transition:color var(--transition-fast), gap var(--transition-fast);
}
.read-more:hover{
    color:var(--accent);
    gap:8px;
}
.read-more svg{
    width:14px;
    height:14px;
    stroke:var(--accent);
}

/* CTA panel */
.article-cta{
    padding:72px 0;
    background:linear-gradient(135deg, rgba(216,255,62,0.06) 0%, transparent 40%);
}
.cta-inner{
    background:var(--bg-card);
    border:1px solid var(--border-strong);
    border-radius:var(--radius-lg);
    padding:clamp(32px, 5vw, 56px) clamp(24px, 4vw, 48px);
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:32px;
    flex-wrap:wrap;
    position:relative;
    overflow:hidden;
}
.cta-inner::before{
    content:"WEB";
    position:absolute;
    right:-20px;
    bottom:-32px;
    font-size:140px;
    font-weight:900;
    color:var(--accent);
    opacity:0.04;
    letter-spacing:-0.05em;
    pointer-events:none;
    font-family:var(--font-stack);
}
.cta-text{
    max-width:520px;
    position:relative;
    z-index:1;
}
.cta-text h2{
    font-size:clamp(1.7rem, 2.6vw, 2.3rem);
    font-weight:900;
    line-height:1.2;
    color:var(--text-primary);
    margin-bottom:16px;
    letter-spacing:-0.02em;
}
.cta-text p{
    color:var(--text-secondary);
    font-size:15px;
    line-height:1.7;
}
.cta-actions{
    display:flex;
    gap:12px;
    flex-wrap:wrap;
    position:relative;
    z-index:1;
}

/* Footer */
.site-footer{
    background:#07080B;
    border-top:1px solid var(--border-weak);
    padding-top:70px;
}
.footer-inner{
    display:grid;
    grid-template-columns:1.2fr 0.8fr 0.8fr 0.8fr;
    gap:40px;
    padding-bottom:48px;
}
.footer-brand-title{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:18px;
    font-weight:800;
    color:var(--text-primary);
    margin-bottom:20px;
    letter-spacing:0.01em;
}
.footer-brand-desc{
    font-size:14px;
    color:var(--text-muted);
    line-height:1.8;
    max-width:300px;
}
.footer-col h4{
    color:var(--text-primary);
    font-size:15px;
    font-weight:700;
    margin-bottom:18px;
    letter-spacing:0.02em;
}
.footer-col a{
    display:block;
    color:var(--text-secondary);
    font-size:14px;
    margin-bottom:10px;
    transition:color var(--transition-fast), padding-left var(--transition-fast);
    line-height:1.5;
}
.footer-col a:hover{
    color:var(--accent);
    padding-left:4px;
}
.footer-copy{
    display:flex;
    align-items:center;
    justify-content:space-between;
    font-size:14px;
    color:var(--text-muted);
    gap:16px;
}
.footer-copy a{
    color:var(--text-muted);
}
.footer-copy a:hover{
    color:var(--accent);
}
.site-footer-bottom{
    border-top:1px solid var(--border-weak);
    padding:24px 0;
}
.footer-hidden-brand{
    display:none;
    font-size:16px;
    font-weight:700;
    color:var(--text-primary);
}

/* Mobile nav drawer */
.nav-drawer{
    display:none;
}
@media (max-width:1100px){
    .brand-sub{
        display:none;
    }
}
@media (max-width:1023px){
    .header-inner{
        height:64px;
    }
    .main-nav{
        display:none;
    }
    .nav-toggle{
        display:flex;
    }
    .header-search{
        display:none;
    }
    .btn-login{
        display:none;
    }
    .btn-go span{
        display:none;
    }
    .btn-go{
        width:auto;
        padding:0 14px;
    }
    .btn-go::before{
        content:"进入";
        font-size:14px;
    }
    .btn-go .icon-text{
        display:none;
    }
    .footer-inner{
        grid-template-columns:repeat(3,1fr);
        gap:32px;
    }
    .footer-brand{
        grid-column:1/-1;
    }
    .footer-brand-desc{
        max-width:none;
    }
    .related-list{
        grid-template-columns:repeat(2,1fr);
    }
    .article-main-wrap{
        padding-top:35px;
    }
    .container{
        padding-left:20px;
        padding-right:20px;
    }
    .article-container{
        padding-left:20px;
        padding-right:20px;
    }
    .nav-drawer{
        position:fixed;
        top:64px;
        right:0;
        width:320px;
        max-width:90vw;
        background:var(--bg-card);
        border-left:1px solid var(--border-weak);
        border-top:1px solid var(--border-weak);
        padding:24px 28px;
        display:flex;
        flex-direction:column;
        gap:4px;
        transform:translateX(100%);
        transition:transform var(--transition-slow);
        z-index:1100;
        border-radius:0 0 0 var(--radius-md);
        box-shadow:0 20px 50px rgba(0,0,0,0.3);
    }
    .nav-drawer.open{
        transform:translateX(0);
    }
    .nav-drawer a{
        font-size:18px;
        font-weight:700;
        color:var(--text-primary);
        padding:16px 12px;
        border-bottom:1px solid var(--border-weak);
        display:flex;
        align-items:center;
        gap:12px;
    }
    .nav-drawer a:hover{
        color:var(--accent);
        background:rgba(255,255,255,0.03);
    }
    .nav-drawer a:last-child{
        border-bottom:none;
    }
}
@media (max-width:768px){
    :root{
        --space-section:56px;
    }
    .container{
        padding-left:16px;
        padding-right:16px;
    }
    .article-container{
        padding-left:16px;
        padding-right:16px;
    }
    .footer-inner{
        grid-template-columns:repeat(2,1fr);
        gap:28px;
    }
    .footer-bottom{
        flex-direction:column;
        gap:12px;
        text-align:center;
    }
    .footer-copy{
        flex-direction:column;
    }
    .related-list{
        grid-template-columns:1fr;
    }
    .article-footer-nav{
        grid-template-columns:1fr;
        padding-left:16px;
        padding-right:16px;
    }
    .article-title-block h1{
        font-size:1.6rem;
    }
    .article-body{
        font-size:16px;
    }
    .cta-inner{
        flex-direction:column;
        align-items:flex-start;
        padding:32px 24px;
    }
    .cta-actions .btn{
        flex:1;
    }
    .btn-go::before{
        content:"网页版入口";
    }
}
@media (max-width:540px){
    .footer-inner{
        grid-template-columns:1fr;
        gap:28px;
    }
    .footer-brand-title{
        margin-bottom:12px;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion:reduce){
    *,
    *::before,
    *::after{
        animation-duration:0.01ms !important;
        animation-iteration-count:1 !important;
        transition-duration:0.01ms !important;
        scroll-behavior:auto !important;
    }
    html{
        scroll-behavior:auto;
    }
    .btn:hover{
        transform:none;
    }
    .nav-link:hover::after{
        transform:scaleX(1);
    }
}

/* roulang page: category1 */
:root {
    --bg: #0B0D12;
    --bg-soft: #12161D;
    --surface: #171C24;
    --surface-2: #202733;
    --border: rgba(255, 255, 255, 0.08);
    --border-strong: rgba(255, 255, 255, 0.16);
    --text: #F0F3F6;
    --muted: #A6AFBC;
    --faint: #7A8291;
    --primary: #D8FF3E;
    --primary-soft: rgba(216, 255, 62, 0.12);
    --primary-hover: #E7FF72;
    --primary-active: #BDE32A;
    --success: #2FD68B;
    --danger: #FF6B6B;
    --radius: 18px;
    --radius-sm: 10px;
    --radius-pill: 999px;
    --container: 1200px;
    --header-h: 78px;
    --space-section: clamp(72px, 9vw, 128px);
    --transition: 160ms ease;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 {
    margin: 0;
    line-height: 1.2;
    font-weight: 800;
}

p {
    margin: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

ul,
ol {
    margin: 0;
    padding: 0;
    list-style: none;
}

img {
    display: block;
    max-width: 100%;
}

button,
input {
    font: inherit;
    border: none;
    background: none;
    color: inherit;
}

button {
    cursor: pointer;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 3px;
    border-radius: 4px;
}

section[id] {
    scroll-margin-top: 100px;
}

.container {
    width: min(1200px, calc(100% - 48px));
    margin-inline: auto;
}

.section {
    padding-block: var(--space-section);
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--primary);
}

.eyebrow::before {
    content: "";
    width: 24px;
    height: 1px;
    background: var(--primary);
    opacity: 0.7;
}

.section-head {
    margin-bottom: 48px;
}

.section-head h2 {
    margin-top: 14px;
    font-size: clamp(2rem, 2.6vw + 0.8rem, 2.8rem);
    letter-spacing: -0.02em;
}

.section-head .section-desc {
    max-width: 720px;
    margin-top: 18px;
    color: var(--muted);
    font-size: 1.02rem;
}

.btn-primary,
.btn-outline,
.btn-ghost {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-weight: 700;
    border-radius: var(--radius-pill);
    transition: transform var(--transition), background-color var(--transition), border-color var(--transition), color var(--transition), box-shadow var(--transition);
}

.btn-primary {
    background: var(--primary);
    color: #0B0D12;
    padding: 12px 24px;
    border: 1px solid transparent;
    box-shadow: 0 0 0 0 rgba(216, 255, 62, 0);
}

.btn-primary:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(216, 255, 62, 0.12);
}

.btn-primary:active {
    background: var(--primary-active);
    transform: translateY(0);
}

.btn-outline {
    border: 1px solid rgba(255, 255, 255, 0.24);
    color: var(--text);
    padding: 12px 24px;
    background: transparent;
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.btn-outline:active {
    background: rgba(216, 255, 62, 0.08);
}

.btn-ghost {
    padding: 10px 0;
    color: var(--muted);
    background: transparent;
}

.btn-ghost::after {
    content: "→";
    margin-left: 4px;
    transition: transform var(--transition);
}

.btn-ghost:hover {
    color: var(--text);
}

.btn-ghost:hover::after {
    transform: translateX(3px);
}

/* Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: 120;
    background: rgba(11, 13, 18, 0.96);
    border-bottom: 1px solid var(--border);
}

.header-inner {
    min-height: var(--header-h);
    display: flex;
    align-items: center;
    gap: 22px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 11px;
    flex-shrink: 0;
}

.brand-mark {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: #0B0D12;
    border-radius: 12px;
    font-size: 20px;
    font-weight: 900;
    letter-spacing: -0.04em;
    box-shadow: 0 4px 24px rgba(216, 255, 62, 0.18);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}

.brand-name {
    font-size: 1.2rem;
    font-weight: 900;
    letter-spacing: -0.02em;
}

.brand-sub {
    font-size: 0.72rem;
    color: var(--muted);
    white-space: nowrap;
    letter-spacing: 0.06em;
}

.main-nav {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}

.nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 14px;
    color: var(--muted);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    transition: color var(--transition), background-color var(--transition);
}

.nav-link:hover {
    color: var(--text);
    background: rgba(255, 255, 255, 0.04);
}

.nav-link.active {
    color: var(--text);
}

.nav-link.active::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: -2px;
    height: 2px;
    border-radius: 2px;
    background: var(--primary);
}

.header-tools {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.header-search {
    display: flex;
    align-items: center;
    width: 190px;
    height: 42px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-pill);
    padding: 0 6px 0 14px;
    transition: border-color var(--transition), width var(--transition);
}

.header-search:focus-within {
    width: 220px;
    border-color: rgba(216, 255, 62, 0.5);
}

.header-search svg {
    width: 16px;
    height: 16px;
    color: var(--faint);
    flex-shrink: 0;
}

.header-search input {
    width: 100%;
    padding: 0 10px;
    font-size: 0.88rem;
    color: var(--text);
}

.header-search input::placeholder {
    color: var(--faint);
}

.header-search input:focus {
    outline: none;
}

.header-search button {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    color: var(--muted);
    font-size: 0.75rem;
}

.header-search button:hover {
    color: var(--primary);
}

.header-login,
.header-entry {
    height: 42px;
    font-size: 0.9rem;
    padding: 0 18px;
}

.header-entry {
    background: var(--text);
    color: #0B0D12;
}

.header-entry:hover {
    background: var(--primary);
    color: #0B0D12;
}

.nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    margin-left: auto;
}

.nav-toggle span {
    width: 18px;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition);
}

body.menu-open .nav-toggle span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

body.menu-open .nav-toggle span:nth-child(2) {
    opacity: 0;
}

body.menu-open .nav-toggle span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Category lead */
.cat-lead {
    position: relative;
    overflow: hidden;
    padding: clamp(72px, 8vw, 120px) 0 64px;
    background: linear-gradient(180deg, rgba(11, 13, 18, 0.90) 0%, rgba(11, 13, 18, 0.96) 100%), url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}

.cat-lead::after {
    content: "";
    position: absolute;
    right: -180px;
    top: -260px;
    width: 620px;
    height: 620px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(216, 255, 62, 0.07) 0%, transparent 70%);
    pointer-events: none;
}

.cat-lead-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: 56px;
    align-items: center;
}

.cat-lead h1 {
    font-size: clamp(2.8rem, 6vw, 4.4rem);
    font-weight: 900;
    letter-spacing: -0.04em;
    line-height: 1.06;
    margin: 20px 0 22px;
}

.cat-lead-copy {
    max-width: 620px;
    font-size: 1.12rem;
    line-height: 1.75;
    color: var(--muted);
}

.lead-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 34px;
}

.lead-mark {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
    color: var(--faint);
    font-size: 0.9rem;
}

.lead-mark span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.lead-mark span::before {
    content: "";
    width: 5px;
    height: 5px;
    background: var(--primary);
    border-radius: 50%;
}

.login-demo {
    background: var(--surface);
    border: 1px solid var(--border-strong);
    border-radius: 22px;
    padding: 24px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

.demo-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding-bottom: 18px;
    margin-bottom: 18px;
    border-bottom: 1px solid var(--border);
}

.demo-head-title {
    font-weight: 800;
    font-size: 0.98rem;
}

.demo-head-badge {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--success);
    font-size: 0.84rem;
}

.demo-head-badge::before {
    content: "";
    width: 7px;
    height: 7px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(47, 214, 139, 0.15);
}

.demo-field {
    margin-bottom: 16px;
}

.demo-field label {
    display: block;
    font-size: 0.84rem;
    color: var(--muted);
    margin-bottom: 7px;
}

.demo-field input {
    width: 100%;
    height: 46px;
    background: var(--bg-soft);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0 14px;
    color: var(--text);
    transition: border-color var(--transition);
}

.demo-field input:focus {
    outline: none;
    border-color: rgba(216, 255, 62, 0.5);
    background: #11151c;
}

.demo-field input::placeholder {
    color: var(--faint);
}

.login-demo .btn-primary {
    width: 100%;
    height: 48px;
    margin-top: 4px;
}

.demo-note {
    margin-top: 14px;
    font-size: 0.82rem;
    color: var(--faint);
    text-align: center;
}

/* Feature section */
.feature-section {
    background: var(--bg);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.feature-item {
    padding: 34px 32px 28px;
    border-right: 1px solid var(--border);
}

.feature-item:first-child {
    padding-left: 0;
}

.feature-item:last-child {
    border-right: none;
    padding-right: 0;
}

.feature-num {
    font-size: 2.6rem;
    font-weight: 900;
    letter-spacing: -0.04em;
    color: transparent;
    -webkit-text-stroke: 1px rgba(216, 255, 62, 0.38);
    margin-bottom: 16px;
}

.feature-item h3 {
    font-size: 1.24rem;
    margin-bottom: 10px;
}

.feature-item p {
    color: var(--muted);
    font-size: 0.96rem;
    line-height: 1.7;
    margin-bottom: 16px;
}

.feature-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--primary);
    font-weight: 700;
    font-size: 0.92rem;
}

.feature-link::after {
    content: "→";
    transition: transform var(--transition);
}

.feature-link:hover::after {
    transform: translateX(3px);
}

/* Steps */
.steps-section {
    background: var(--bg-soft);
}

.steps-grid {
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    gap: clamp(36px, 5vw, 64px);
    align-items: center;
}

.process-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.process-item {
    position: relative;
    display: grid;
    grid-template-columns: 46px 1fr;
    gap: 18px;
    padding-bottom: 34px;
}

.process-item:not(:last-child)::before {
    content: "";
    position: absolute;
    left: 22px;
    top: 48px;
    bottom: 4px;
    width: 1px;
    background: var(--border-strong);
}

.process-num {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--surface);
    border: 1px solid var(--border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    color: var(--primary);
    z-index: 1;
}

.process-text h3 {
    font-size: 1.16rem;
    margin: 3px 0 6px;
}

.process-text p {
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.7;
}

.browser-stage {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.3);
}

.browser-stage-top {
    display: flex;
    align-items: center;
    gap: 10px;
    height: 52px;
    padding: 0 16px;
    background: #0F131A;
    border-bottom: 1px solid var(--border);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots i {
    width: 11px;
    height: 11px;
    border-radius: 50%;
    display: block;
}

.browser-dots i:nth-child(1) {
    background: #FF6D6D;
}

.browser-dots i:nth-child(2) {
    background: #F5C85F;
}

.browser-dots i:nth-child(3) {
    background: #2FD68B;
}

.browser-url {
    flex: 1;
    height: 30px;
    background: var(--bg-soft);
    border-radius: 8px;
    display: flex;
    align-items: center;
    padding: 0 12px;
    color: var(--muted);
    font-size: 0.78rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.browser-body {
    position: relative;
}

.browser-body img {
    width: 100%;
    aspect-ratio: 16 / 11;
    object-fit: cover;
}

.stage-note {
    padding: 12px 16px;
    font-size: 0.82rem;
    color: var(--faint);
    border-top: 1px solid var(--border);
}

/* Readiness */
.readiness-wrap {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.readiness-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: border-color var(--transition), transform var(--transition);
}

.readiness-card:hover {
    border-color: rgba(216, 255, 62, 0.4);
    transform: translateY(-2px);
}

.readiness-card .mini-tag {
    display: inline-block;
    padding: 4px 10px;
    background: var(--primary-soft);
    color: var(--primary);
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.readiness-card h3 {
    margin-top: 18px;
    font-size: 1.12rem;
}

.readiness-card p {
    margin-top: 10px;
    color: var(--muted);
    font-size: 0.94rem;
}

/* Scene cards */
.scene-section {
    background: var(--bg);
}

.scene-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.scene-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: border-color var(--transition), transform var(--transition);
}

.scene-card:hover {
    border-color: rgba(216, 255, 62, 0.45);
    transform: translateY(-3px);
}

.scene-media {
    position: relative;
    aspect-ratio: 16 / 11;
    overflow: hidden;
    background: var(--bg-soft);
}

.scene-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 260ms ease;
}

.scene-card:hover .scene-media img {
    transform: scale(1.02);
}

.scene-tag {
    position: absolute;
    left: 12px;
    top: 12px;
    background: rgba(11, 13, 18, 0.76);
    color: var(--text);
    border: 1px solid var(--border-strong);
    padding: 4px 10px;
    font-size: 0.76rem;
    border-radius: 999px;
    backdrop-filter: none;
}

.scene-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.scene-content h3 {
    font-size: 1.08rem;
}

.scene-content p {
    font-size: 0.9rem;
    color: var(--muted);
    line-height: 1.7;
    flex: 1;
}

.scene-content a {
    color: var(--primary);
    font-size: 0.9rem;
    font-weight: 700;
    display: inline-flex;
    gap: 6px;
    align-items: center;
}

.scene-content a::after {
    content: "→";
}

/* FAQ */
.faq-section {
    background: var(--bg-soft);
}

.faq-layout {
    display: grid;
    grid-template-columns: 0.78fr 1.22fr;
    gap: 56px;
    align-items: start;
}

.faq-intro h2 {
    margin-top: 14px;
    font-size: clamp(2rem, 2.4vw + 0.6rem, 2.6rem);
}

.faq-intro p {
    margin-top: 18px;
    color: var(--muted);
}

.faq-list {
    border-top: 1px solid var(--border);
}

.faq-item {
    border-bottom: 1px solid var(--border);
}

.faq-item summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 20px 0;
    min-height: 64px;
    font-weight: 700;
    font-size: 1.02rem;
    cursor: pointer;
    list-style: none;
    transition: color var(--transition);
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary:hover {
    color: var(--primary);
}

.faq-item summary::after {
    content: "+";
    font-size: 1.6rem;
    font-weight: 400;
    color: var(--faint);
    line-height: 1;
    transition: transform var(--transition), color var(--transition);
}

.faq-item[open] summary {
    color: var(--primary);
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
    color: var(--primary);
}

.faq-item .faq-answer {
    padding: 0 0 22px;
    color: var(--muted);
    line-height: 1.8;
    font-size: 0.96rem;
}

/* Final CTA */
.final-cta {
    position: relative;
    overflow: hidden;
    padding: var(--space-section) 0;
    background: #0D1016;
    text-align: center;
}

.final-cta .cta-watermark {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    font-size: clamp(5rem, 15vw, 14rem);
    font-weight: 900;
    white-space: nowrap;
    letter-spacing: 0.02em;
    color: transparent;
    -webkit-text-stroke: 1px rgba(255, 255, 255, 0.035);
    pointer-events: none;
    user-select: none;
}

.final-cta .container {
    position: relative;
    z-index: 2;
}

.final-cta h2 {
    font-size: clamp(2rem, 3.4vw + 1rem, 3.4rem);
    margin: 16px auto 14px;
    max-width: 920px;
    line-height: 1.25;
}

.final-cta p {
    color: var(--muted);
    max-width: 620px;
    margin: 0 auto;
}

.cta-actions {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-top: 32px;
    flex-wrap: wrap;
}

.cta-actions .btn-primary {
    padding: 14px 32px;
}

/* Footer */
.site-footer {
    background: #07090D;
    border-top: 1px solid var(--border);
    padding: 64px 0 28px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 44px;
    border-bottom: 1px solid var(--border);
}

.footer-brand-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.1rem;
    font-weight: 900;
    color: var(--text);
}

.footer-brand-title .brand-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    color: #0B0D12;
    font-weight: 900;
    border-radius: 8px;
    width: 30px;
    height: 30px;
    font-size: 15px;
    flex-shrink: 0;
}

.footer-brand-desc {
    margin-top: 14px;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.75;
    max-width: 380px;
}

.footer-col h4 {
    color: var(--text);
    font-size: 1rem;
    margin-bottom: 16px;
    font-weight: 800;
}

.footer-col a {
    display: block;
    color: var(--muted);
    font-size: 0.92rem;
    padding: 6px 0;
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--primary);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    padding-top: 22px;
    color: var(--faint);
    font-size: 0.86rem;
}

.footer-bottom a {
    color: var(--muted);
}

.footer-bottom a:hover {
    color: var(--primary);
}

/* Responsive */
@media (max-width: 1180px) {
    .header-search {
        display: none;
    }
}

@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: 1fr;
        border-bottom: none;
    }

    .feature-item,
    .feature-item:first-child,
    .feature-item:last-child {
        padding: 28px 0;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .feature-item:last-child {
        border-bottom: none;
    }

    .steps-grid {
        grid-template-columns: 1fr;
    }

    .scene-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .readiness-wrap {
        grid-template-columns: 1fr;
    }

    .faq-layout {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

@media (max-width: 899px) {
    .header-inner {
        flex-wrap: wrap;
        min-height: auto;
        padding: 14px 0;
    }

    .nav-toggle {
        display: inline-flex;
    }

    .main-nav {
        display: none;
        flex-basis: 100%;
        order: 6;
        flex-direction: column;
        align-items: stretch;
        padding: 12px 0 8px;
        border-top: 1px solid var(--border);
        margin-top: 12px;
    }

    body.menu-open .main-nav {
        display: flex;
    }

    .nav-link {
        padding: 12px 6px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        border-radius: 0;
    }

    .nav-link.active::after {
        left: 0;
        right: auto;
        width: 3px;
        height: 22px;
        top: 50%;
        bottom: auto;
        transform: translateY(-50%);
    }

    .brand {
        margin-right: auto;
    }

    .header-login {
        display: none;
    }
}

@media (max-width: 767px) {
    .cat-lead-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .cat-lead {
        padding-top: 60px;
    }

    .scene-grid {
        grid-template-columns: 1fr;
    }

    .final-cta h2 {
        font-size: 1.9rem;
    }

    .footer-inner {
        grid-template-columns: 1fr;
        gap: 26px;
    }

    .footer-brand {
        grid-column: auto;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 560px) {
    .container {
        width: calc(100% - 32px);
    }

    .header-entry {
        display: none;
    }

    .lead-actions .btn-primary,
    .lead-actions .btn-outline {
        width: 100%;
    }

    .lead-mark {
        gap: 8px 12px;
    }

    .cta-actions .btn-primary,
    .cta-actions .btn-outline {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* roulang page: category2 */
:root {
  --bg-page: #0B0D12;
  --bg-deep: #080A0F;
  --bg-surface: #12161D;
  --bg-card: #171C24;
  --bg-card-hover: #1A2029;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text-primary: #F0F3F6;
  --text-secondary: #A6AFBC;
  --text-muted: #6C7684;
  --accent: #D8FF3E;
  --accent-hover: #E7FF72;
  --accent-press: #BDE32A;
  --accent-soft: rgba(216, 255, 62, 0.12);
  --danger: #FF5A5A;
  --radius-lg: 18px;
  --radius-md: 14px;
  --radius-sm: 8px;
  --container: 1200px;
  --header-height: 76px;
  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font);
  background: var(--bg-page);
  color: var(--text-primary);
  font-size: 16px;
  line-height: 1.65;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul,
ol {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: 900px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  gap: 8px;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 24px;
  height: 1px;
  background: var(--accent);
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 44px;
}

.section-header.center {
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
}

.section-header.center .eyebrow {
  justify-content: center;
}

.section-header h2 {
  font-size: clamp(1.9rem, 2.4vw + 0.8rem, 2.6rem);
  line-height: 1.2;
  font-weight: 850;
  letter-spacing: -0.01em;
}

.section-header p {
  color: var(--text-secondary);
  max-width: 680px;
  margin-top: 6px;
}

.sec-pad {
  padding-top: clamp(56px, 8vw, 100px);
  padding-bottom: clamp(56px, 8vw, 100px);
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-sm);
  padding: 0.78rem 1.5rem;
  font-size: 0.97rem;
  font-weight: 650;
  line-height: 1;
  transition: background 0.18s ease, border-color 0.18s ease, color 0.18s ease, transform 0.18s ease, box-shadow 0.18s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #0B0D12;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 24px rgba(216, 255, 62, 0.16);
}

.btn-primary:active {
  background: var(--accent-press);
  transform: translateY(0);
  box-shadow: none;
}

.btn-secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.22);
  color: var(--text-primary);
}

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.6rem 0.6rem;
}

.btn-ghost:hover {
  color: var(--text-primary);
}

.btn-ghost .arrow {
  transition: transform 0.18s ease;
}

.btn-ghost:hover .arrow {
  transform: translateX(4px);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.55rem 1rem;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 0.95rem 2rem;
  font-size: 1.02rem;
  border-radius: 10px;
}

/* ===== Tags / Badges / Chips ===== */
.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.32rem 0.72rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(216, 255, 62, 0.18);
}

.tag-muted {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  border-color: var(--border);
}

.card-badge {
  position: absolute;
  top: 18px;
  left: 18px;
  background: var(--accent);
  color: #0B0D12;
  border-radius: 999px;
  padding: 0.3rem 0.8rem;
  font-size: 0.78rem;
  font-weight: 700;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 13, 18, 0.97);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.site-header.is-scrolled {
  background: #080A0F;
  border-bottom-color: var(--border);
}

.header-container {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: var(--header-height);
}

/* Brand */
.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  flex-shrink: 0;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--accent);
  color: #0B0D12;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  line-height: 1;
  box-shadow: 0 0 0 1px rgba(216, 255, 62, 0.25);
}

.brand-lockup {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-main {
  font-size: 1.38rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 0.01em;
}

.brand-sub {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  letter-spacing: 0.02em;
  margin-top: 3px;
  white-space: nowrap;
}

/* Nav */
.main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  flex: 1;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0.7rem 0.95rem;
  font-size: 0.93rem;
  font-weight: 550;
  color: var(--text-secondary);
  border-radius: 8px;
  transition: color 0.18s ease, background 0.18s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
}

.nav-link.active {
  font-weight: 700;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
  transition: width 0.22s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 20px;
}

/* Header actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.header-search {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 13px;
  height: 36px;
  width: 168px;
  transition: border-color 0.18s ease, width 0.2s ease;
}

.header-search:focus-within {
  border-color: rgba(216, 255, 62, 0.55);
  width: 192px;
}

.header-search input {
  width: 100%;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-size: 0.84rem;
  outline: none;
}

.header-search input::placeholder {
  color: var(--text-muted);
}

.header-search svg {
  width: 15px;
  height: 15px;
  stroke: var(--text-muted);
  stroke-width: 2;
  fill: none;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  align-items: center;
  border-radius: 8px;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ===== Category Hero ===== */
.category-hero {
  padding: clamp(48px, 7vw, 92px) 0 40px;
  background:
    radial-gradient(900px 400px at 90% -20%, rgba(216, 255, 62, 0.08), transparent 60%),
    radial-gradient(700px 240px at 5% 0%, rgba(255, 255, 255, 0.035), transparent 55%),
    var(--bg-page);
  border-bottom: 1px solid var(--border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 34px;
}

.breadcrumb a {
  color: var(--text-muted);
  transition: color 0.18s;
}

.breadcrumb a:hover {
  color: var(--accent);
}

.breadcrumb-sep {
  color: rgba(255, 255, 255, 0.2);
}

.category-hero-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: clamp(36px, 6vw, 76px);
  align-items: center;
}

.category-hero h1 {
  font-size: clamp(2.1rem, 3vw + 0.8rem, 3rem);
  font-weight: 900;
  letter-spacing: -0.01em;
  line-height: 1.12;
  margin-bottom: 16px;
}

.category-hero .lead {
  font-size: 1.12rem;
  color: var(--text-secondary);
  max-width: 640px;
}

.category-hero .hero-note {
  margin-top: 18px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.hero-live-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 22px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.28);
}

.live-card-top {
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
  padding-bottom: 14px;
  font-size: 0.86rem;
  color: var(--text-secondary);
}

.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #2FD68B;
  box-shadow: 0 0 0 3px rgba(47, 214, 139, 0.2);
}

.live-card-top .live-tag {
  margin-left: auto;
  color: #2FD68B;
  font-weight: 600;
}

.live-card-content {
  padding: 18px 0 20px;
}

.live-card-title {
  font-size: 1.26rem;
  font-weight: 800;
}

.live-card-url {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 4px;
}

.live-card-row {
  display: flex;
  gap: 8px;
  margin-top: 18px;
  flex-wrap: wrap;
}

.live-chip {
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.w-100 {
  width: 100%;
}

/* ===== Featured Notice ===== */
.featured-notice-section {
  background: var(--bg-page);
}

.featured-notice-card {
  display: grid;
  grid-template-columns: 7fr 5fr;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.featured-notice-card:hover {
  border-color: rgba(216, 255, 62, 0.35);
  transform: translateY(-2px);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.24);
}

.featured-media {
  position: relative;
  min-height: 320px;
}

.featured-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.95);
}

.featured-body {
  padding: clamp(28px, 4.5vw, 48px);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.featured-body .post-date {
  color: var(--text-muted);
  font-size: 0.86rem;
  margin-bottom: 10px;
}

.featured-body h3 {
  font-size: clamp(1.35rem, 1.5vw + 0.8rem, 1.8rem);
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 14px;
}

.featured-body p {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* ===== Timeline ===== */
.notice-timeline-section {
  background: var(--bg-deep);
}

.timeline {
  max-width: 920px;
  margin: 0 auto;
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: linear-gradient(180deg, rgba(216, 255, 62, 0.45), var(--border));
}

.timeline-item {
  position: relative;
  margin-bottom: 18px;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -25px;
  top: 26px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(216, 255, 62, 0.14);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.timeline-card:hover {
  border-color: rgba(216, 255, 62, 0.35);
  transform: translateY(-2px);
}

.timeline-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 12px;
}

.timeline-date {
  font-weight: 700;
  color: var(--text-primary);
  font-size: 0.93rem;
}

.timeline-card h3 {
  font-size: 1.16rem;
  font-weight: 750;
  margin-bottom: 8px;
}

.timeline-card p {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.7;
}

.timeline-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--accent);
}

.timeline-link span {
  transition: transform 0.18s ease;
}

.timeline-link:hover span {
  transform: translateX(3px);
}

/* ===== Scope Cards ===== */
.notice-scope-section {
  background: var(--bg-page);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.scope-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.scope-card:hover {
  border-color: rgba(216, 255, 62, 0.35);
  transform: translateY(-3px);
}

.scope-number {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(216, 255, 62, 0.16);
  line-height: 1;
  margin-bottom: 18px;
}

.scope-card h3 {
  font-size: 1.1rem;
  font-weight: 750;
  margin-bottom: 10px;
}

.scope-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ===== Notice Quote / Helper ===== */
.helper-strip {
  border-block: 1px solid var(--border);
  background: var(--bg-surface);
}

.helper-strip-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0;
  flex-wrap: wrap;
}

.helper-strip p {
  color: var(--text-secondary);
  font-size: 0.98rem;
  max-width: 720px;
}

.helper-strip p strong {
  color: var(--text-primary);
}

.helper-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--bg-page);
}

.faq-list {
  border-top: 1px solid var(--border);
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: 100%;
  text-align: left;
  padding: 20px 0;
  font-size: 1.04rem;
  font-weight: 650;
  color: var(--text-primary);
  transition: color 0.18s ease;
}

.faq-q:hover {
  color: var(--accent);
}

.faq-icon {
  position: relative;
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--text-secondary);
  border-radius: 1px;
  transition: background 0.2s ease;
}

.faq-icon::before {
  left: 6px;
  top: 10px;
  width: 8px;
  height: 1.5px;
}

.faq-icon::after {
  left: 10px;
  top: 6px;
  width: 1.5px;
  height: 8px;
}

.faq-item.open .faq-icon {
  transform: rotate(135deg);
  border-color: var(--accent);
}

.faq-item.open .faq-icon::before,
.faq-item.open .faq-icon::after {
  background: var(--accent);
}

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}

.faq-item.open .faq-a {
  max-height: 800px;
}

.faq-a-inner {
  padding: 0 0 22px;
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 0.97rem;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

/* ===== Final CTA ===== */
.final-cta {
  padding-top: clamp(56px, 8vw, 100px);
  padding-bottom: clamp(70px, 9vw, 128px);
}

.cta-panel {
  position: relative;
  text-align: center;
  background: radial-gradient(700px 300px at 50% 0%, rgba(216, 255, 62, 0.09), transparent 65%), var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: clamp(40px, 7vw, 80px) 28px;
  overflow: hidden;
}

.cta-panel::after {
  content: "乐竞官网";
  position: absolute;
  right: -20px;
  bottom: -36px;
  font-size: 6rem;
  font-weight: 900;
  color: rgba(216, 255, 62, 0.045);
  line-height: 1;
  pointer-events: none;
  white-space: nowrap;
}

.cta-panel h2 {
  font-size: clamp(1.9rem, 3vw + 0.8rem, 2.8rem);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 16px;
}

.cta-panel>p {
  max-width: 620px;
  margin: 0 auto 30px;
  color: var(--text-secondary);
  font-size: 1rem;
}

.cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  position: relative;
  z-index: 1;
}

/* ===== Footer ===== */
.site-footer {
  background: #080A0F;
  border-top: 1px solid var(--border);
  padding-top: 64px;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 48px;
}

.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.24rem;
  font-weight: 850;
  margin-bottom: 12px;
}

.brand-icon {
  flex-shrink: 0;
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.75;
  max-width: 360px;
}

.footer-col h4 {
  color: var(--text-primary);
  font-size: 0.96rem;
  font-weight: 700;
  margin-bottom: 18px;
}

.footer-col a {
  display: block;
  padding: 6px 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color 0.18s ease, padding-left 0.18s ease;
}

.footer-col a:hover {
  color: var(--accent);
  padding-left: 3px;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 18px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--text-muted);
  font-size: 0.86rem;
  flex-wrap: wrap;
}

.footer-bottom a {
  color: var(--text-secondary);
  transition: color 0.18s;
}

.footer-bottom a:hover {
  color: var(--accent);
}

/* ===== Responsive ===== */
@media (max-width: 1199px) {
  .header-search {
    width: 130px;
  }

  .header-search:focus-within {
    width: 150px;
  }

  .nav-link {
    padding-left: 0.65rem;
    padding-right: 0.65rem;
  }

  .scope-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 1023px) {
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    background: #0B0D12;
    border-bottom: 1px solid var(--border);
    padding: 18px 24px 30px;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    gap: 4px;
    z-index: 99;
    box-shadow: 0 30px 40px rgba(0, 0, 0, 0.3);
  }

  body.nav-open .main-nav {
    display: flex;
  }

  .nav-toggle {
    display: inline-flex;
    flex-shrink: 0;
  }

  .header-search {
    display: none;
  }

  .main-nav .nav-link {
    padding: 14px 8px;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .main-nav .nav-link::after {
    display: none;
  }

  .main-nav .nav-link:hover,
  .main-nav .nav-link.active {
    color: var(--accent);
  }

  .category-hero-grid {
    grid-template-columns: 1fr;
  }

  .featured-notice-card {
    grid-template-columns: 1fr;
  }

  .featured-media {
    min-height: 260px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 34px;
  }
}

@media (max-width: 767px) {
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .brand-lockup .brand-sub {
    display: none;
  }

  .brand-main {
    font-size: 1.16rem;
  }

  .brand-icon {
    width: 34px;
    height: 34px;
    font-size: 17px;
    border-radius: 8px;
  }

  .header-actions .btn-secondary {
    display: none;
  }

  .header-cta .btn-label-desktop {
    display: none;
  }

  .btn-label-mobile {
    display: inline;
  }

  .category-hero {
    padding-top: 40px;
  }

  .category-hero h1 {
    font-size: 2rem;
  }

  .scope-grid {
    grid-template-columns: 1fr;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .timeline {
    padding-left: 20px;
  }

  .timeline-item::before {
    left: -15px;
  }

  .timeline-card {
    padding: 20px;
  }

  .helper-strip-inner {
    padding: 22px 0;
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn-label-desktop {
    display: inline;
  }

  .btn-label-mobile {
    display: none;
  }
}

@media (max-width: 520px) {
  .header-cta {
    padding: 0.55rem 0.85rem;
    font-size: 0.88rem;
  }

  .category-hero .lead {
    font-size: 1rem;
  }

  .featured-body h3 {
    font-size: 1.3rem;
  }

  .cta-actions .btn {
    width: 100%;
  }
}

/* ===== Motion Safe ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* roulang page: category4 */
:root{
  --bg:#0B0D12;
  --bg-soft:#12161D;
  --surface:#171C24;
  --surface-hover:#1C222C;
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.16);
  --text:#F0F3F6;
  --text-secondary:#A6AFBC;
  --text-muted:#6C7684;
  --accent:#D8FF3E;
  --accent-hover:#E7FF72;
  --accent-active:#BDE32A;
  --accent-soft:rgba(216,255,62,0.12);
  --success:#2FD68B;
  --warning:#FF6B5E;
  --radius-lg:18px;
  --radius-md:10px;
  --radius-sm:8px;
  --container:1200px;
  --space-section:clamp(72px,9vw,128px);
  --font-sans:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,sans-serif;
  --shadow-accent:0 0 0 1px rgba(216,255,62,0.14), 0 8px 28px rgba(216,255,62,0.06);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--text);text-decoration:none;transition:color .2s ease}
button,input,select{font-family:inherit;font-size:inherit}
ul,ol{list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media(max-width:768px){.container{padding:0 16px}}
::selection{background:var(--accent);color:#0B0D12}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(11,13,18,0.88);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:border-color .3s ease,background .3s ease;
}
.site-header.scrolled{border-bottom-color:var(--border);background:rgba(11,13,18,0.96)}
.header-inner{display:flex;align-items:center;gap:16px;height:72px;width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
@media(max-width:768px){.header-inner{padding:0 16px;height:64px}}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-lockup{display:flex;align-items:center;gap:10px}
.brand-icon{width:38px;height:38px;border-radius:10px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:17px;color:var(--bg);flex-shrink:0}
.brand-main{font-size:1.2rem;font-weight:900;letter-spacing:-0.02em;color:var(--text);line-height:1.2}
.brand-sub{font-size:0.72rem;color:var(--text-muted);font-weight:400;letter-spacing:0.06em;margin-top:2px}
@media(max-width:520px){.brand-sub{display:none}}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:20px;flex:1;justify-content:center}
.main-nav .nav-link{position:relative;padding:8px 14px;font-size:0.95rem;color:var(--text-secondary);border-radius:8px;transition:color .2s ease,background .2s ease;white-space:nowrap}
.main-nav .nav-link:hover{color:var(--text);background:rgba(255,255,255,0.04)}
.main-nav .nav-link.active{color:var(--accent);font-weight:600}
.main-nav .nav-link.active::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;background:var(--accent);border-radius:2px}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex-shrink:0}
.header-search{position:relative;display:flex;align-items:center}
.header-search input{
  width:170px;height:38px;background:var(--bg-soft);border:1px solid var(--border);
  border-radius:20px;padding:0 14px 0 36px;color:var(--text);outline:none;
  transition:border-color .25s ease,width .25s ease,box-shadow .25s ease;
}
.header-search input::placeholder{color:var(--text-muted);font-size:0.85rem}
.header-search input:focus{width:200px;border-color:var(--accent);box-shadow:0 0 0 3px rgba(216,255,62,0.12)}
.header-search svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--text-muted);pointer-events:none}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:none;cursor:pointer;font-weight:600;border-radius:var(--radius-sm);font-size:0.92rem;padding:10px 20px;transition:all .18s ease;line-height:1.2;white-space:nowrap}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--border-strong)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px)}
.btn-accent{background:var(--accent);color:#0B0D12;font-weight:700;box-shadow:0 0 0 1px rgba(216,255,62,0.2)}
.btn-accent:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 18px rgba(216,255,62,0.15)}
.btn-accent:active{background:var(--accent-active)}
.btn-dark{background:rgba(255,255,255,0.06);color:var(--text);border:1px solid transparent}
.btn-dark:hover{background:rgba(255,255,255,0.12)}
.menu-toggle{
  display:none;width:40px;height:40px;background:transparent;border:1px solid var(--border);
  border-radius:8px;color:var(--text);font-size:1.2rem;cursor:pointer;align-items:center;justify-content:center;
}
.mobile-nav{
  position:fixed;top:64px;right:0;bottom:0;width:min(320px,86vw);background:#12161D;
  z-index:99;transform:translateX(100%);transition:transform .3s ease;padding:24px;
  border-left:1px solid var(--border);display:flex;flex-direction:column;gap:4px;
}
.mobile-nav.open{transform:translateX(0)}
.mobile-nav a{padding:13px 16px;border-radius:10px;color:var(--text-secondary);font-size:1rem;transition:background .2s}
.mobile-nav a:hover{background:rgba(255,255,255,0.05);color:var(--text)}
.mobile-nav a.active{color:var(--accent);background:var(--accent-soft);font-weight:600}
.mobile-nav .mobile-search{padding:12px 14px}
.mobile-nav .mobile-search input{width:100%;height:40px;background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:0 14px;color:var(--text);outline:none}
@media(max-width:1024px){
  .main-nav{display:none}
  .menu-toggle{display:flex}
  .header-search{display:none}
}
@media(min-width:1025px){
  .mobile-nav{display:none}
}
.header-actions .btn-accent{margin-left:0}
@media(max-width:767px){
  .header-actions .btn-login{display:none}
  .header-actions .btn-accent{padding:10px 16px;font-size:0.88rem}
}

/* ===== Hero ===== */
.page-hero{
  position:relative;
  padding:clamp(50px,8vw,85px) 0 clamp(42px,6vw,65px);
  background:
    radial-gradient(ellipse at 85% -20%,rgba(216,255,62,0.09),transparent 48%),
    radial-gradient(ellipse at 10% 120%,rgba(47,214,139,0.05),transparent 35%),
    linear-gradient(180deg,#0D1017 0%,var(--bg) 100%);
  border-bottom:1px solid var(--border);
}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:0.78rem;letter-spacing:0.14em;
  text-transform:uppercase;color:var(--accent);background:var(--accent-soft);
  padding:6px 14px;border-radius:20px;margin-bottom:20px;font-weight:600;
}
.hero-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px rgba(216,255,62,0.6)}
.page-hero h1{
  font-size:clamp(2.3rem,4vw+0.5rem,3.4rem);
  font-weight:900;letter-spacing:-0.03em;line-height:1.12;
  color:var(--text);margin-bottom:14px;
}
.page-hero .lead{
  max-width:680px;font-size:clamp(1rem,0.4vw+0.9rem,1.15rem);
  color:var(--text-secondary);line-height:1.7;margin-bottom:8px;
}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:22px;color:var(--text-muted);font-size:0.88rem}
.hero-meta span{display:inline-flex;align-items:center;gap:7px}
.hero-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent);display:inline-block}
.hero-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:38px;max-width:620px;border-top:1px solid var(--border);padding-top:24px}
.hero-stat{font-size:0.88rem;color:var(--text-muted)}
.hero-stat b{display:block;font-size:1.2rem;font-weight:800;color:var(--text);margin-bottom:2px}
@media(max-width:768px){
  .hero-stat-row{grid-template-columns:repeat(3,1fr);gap:8px}
  .page-hero{padding-top:64px;padding-bottom:50px}
}

/* ===== Section通用 ===== */
.section{padding:var(--space-section) 0;position:relative}
.section-alt{background:var(--bg-soft)}
.eyebrow{
  font-size:0.78rem;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--accent);font-weight:600;margin-bottom:12px;
  display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:16px;height:1px;background:var(--accent);opacity:0.7}
.section h2{
  font-size:clamp(1.85rem,2vw+1rem,2.6rem);
  font-weight:850;letter-spacing:-0.03em;line-height:1.2;color:var(--text);margin-bottom:14px;
}
.section .sub-desc{max-width:720px;color:var(--text-secondary);font-size:1.05rem;line-height:1.7;margin-bottom:42px}
@media(max-width:768px){.section .sub-desc{margin-bottom:30px}}

/* ===== 官方入口识别 ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:10px}
@media(max-width:820px){.compare-grid{grid-template-columns:1fr}}
.compare-item{
  background:var(--surface);border-radius:var(--radius-lg);
  border:1px solid var(--border);padding:clamp(22px,3vw,34px);overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.compare-item.good:hover{border-color:rgba(47,214,139,0.35);box-shadow:0 6px 30px rgba(47,214,139,0.04)}
.compare-item.bad:hover{border-color:rgba(255,107,94,0.3);box-shadow:0 6px 30px rgba(255,107,94,0.03)}
.compare-head{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.compare-head .ic{width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.good .ic{background:rgba(47,214,139,0.15);color:var(--success)}
.bad .ic{background:rgba(255,107,94,0.15);color:var(--warning)}
.compare-head h3{font-size:1.2rem;font-weight:750;line-height:1.2;margin-bottom:2px}
.compare-head span{font-size:0.84rem;color:var(--text-muted)}
.check-list{display:flex;flex-direction:column;gap:0}
.check-item{position:relative;padding:12px 0 12px 34px;border-bottom:1px solid rgba(255,255,255,0.05);font-size:0.95rem;color:var(--text-secondary);line-height:1.55}
.check-item:last-child{border-bottom:none}
.check-item::before{
  content:"✓";position:absolute;left:0;top:10px;width:20px;height:20px;
  background:rgba(47,214,139,0.13);color:var(--success);
  border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-size:0.72rem;font-weight:800;line-height:1;padding-top:1px;
}
.bad .check-item::before{
  content:"!";background:rgba(255,107,94,0.13);color:var(--warning);font-size:0.78rem;
}
@media(max-width:768px){
  .check-item{padding-left:32px;font-size:0.92rem}
  .compare-head h3{font-size:1.1rem}
}

/* ===== 自查清单 ===== */
.selfcheck-wrap{
  display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr);
  gap:clamp(28px,5vw,64px);align-items:start;
}
.selfcheck-list{display:flex;flex-direction:column;gap:0}
.selfcheck-item{
  display:flex;gap:0;align-items:flex-start;
  padding:20px 0;border-bottom:1px solid var(--border);
  transition:transform .2s ease;
}
.selfcheck-item:hover{transform:translateX(3px)}
.selfcheck-item .num{
  width:28px;height:28px;flex-shrink:0;background:var(--accent-soft);
  color:var(--accent);border-radius:8px;font-weight:800;font-size:0.92rem;
  display:flex;align-items:center;justify-content:center;margin-right:16px;
}
.selfcheck-item .content h4{font-size:1.05rem;font-weight:650;margin-bottom:5px;color:var(--text)}
.selfcheck-item .content p{font-size:0.92rem;color:var(--text-muted);line-height:1.6;max-width:480px}
.selfcheck-extra{
  background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);
  padding:clamp(20px,2.5vw,28px);position:sticky;top:94px;
}
.selfcheck-extra h4{display:flex;align-items:center;gap:10px;font-size:1.05rem;font-weight:700;margin-bottom:18px}
.selfcheck-extra h4 .tag{background:var(--accent-soft);color:var(--accent);font-size:0.72rem;padding:3px 9px;border-radius:14px;letter-spacing:0.05em;}
.selfcheck-extra ul{display:flex;flex-direction:column;gap:0}
.selfcheck-extra li{position:relative;padding:10px 0 10px 26px;font-size:0.91rem;color:var(--text-muted);border-bottom:1px dashed rgba(255,255,255,0.06);line-height:1.55;}
.selfcheck-extra li:last-child{border-bottom:none}
.selfcheck-extra li::before{content:"✦";position:absolute;left:0;top:9px;color:var(--accent);font-size:0.84rem;opacity:0.8}
@media(max-width:980px){
  .selfcheck-wrap{grid-template-columns:1fr}
  .selfcheck-extra{position:static}
}

/* ===== 骗局提示 ===== */
.security-visual{
  display:grid;grid-template-columns:minmax(0,6fr) minmax(0,4fr);
  gap:36px;align-items:center;margin-bottom:8px;
}
.security-visual .text-side h2{margin-bottom:20px}
.security-visual .text-side p{color:var(--text-secondary);margin-bottom:12px;line-height:1.75}
.fraud-list{
  margin-top:36px;display:grid;grid-template-columns:1fr 1fr;gap:0;
  background:rgba(255,107,94,0.03);
  border:1px solid rgba(255,107,94,0.12);
  border-radius:var(--radius-lg);
}
.fraud-item{display:flex;align-items:flex-start;gap:14px;padding:22px 26px;border-right:1px solid rgba(255,107,94,0.08);border-bottom:1px solid rgba(255,107,94,0.08);}
.fraud-item:nth-child(2n){border-right:none}
.fraud-item:nth-child(n+3){border-bottom:none}
.fraud-item .fraud-ic{width:38px;height:38px;flex-shrink:0;border-radius:10px;background:rgba(255,107,94,0.12);display:flex;align-items:center;justify-content:center;font-size:17px;color:var(--warning)}
.fraud-item h4{font-size:1.02rem;font-weight:700;color:var(--text);margin-bottom:6px}
.fraud-item p{font-size:0.9rem;color:var(--text-muted);line-height:1.6}
@media(max-width:768px){
  .fraud-list{grid-template-columns:1fr}
  .fraud-item{border-right:none;border-bottom:1px solid rgba(255,107,94,0.08)}
  .fraud-item:last-child{border-bottom:none}
  .security-visual{grid-template-columns:1fr}
}

/* ===== 可视化对照图 ===== */
.security-panel{
  background:var(--surface);border-radius:var(--radius-lg);border:1px solid var(--border);
  overflow:hidden;box-shadow:0 4px 24px rgba(0,0,0,0.2);position:sticky;top:94px;
}
.panel-top{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#0E1117;border-bottom:1px solid var(--border)}
.panel-top span{width:10px;height:10px;border-radius:50%}
.panel-top span:nth-child(1){background:#FF6B5E}
.panel-top span:nth-child(2){background:#FFD84E}
.panel-top span:nth-child(3){background:#2FD68B}
.panel-body{position:relative;padding:22px 24px 26px;}
.panel-badge{
  position:absolute;top:18px;left:50%;transform:translateX(-50%);
  background:rgba(47,214,139,0.2);color:var(--success);font-size:0.75rem;letter-spacing:0.1em;
  padding:5px 15px;border-radius:16px;border:1px solid rgba(47,214,139,0.25);font-weight:700;
}
.panel-url{
  display:flex;align-items:center;gap:10px;background:var(--bg-soft);border:1px solid var(--border);
  border-radius:10px;padding:10px 14px;margin-top:30px;font-size:0.86rem;color:var(--text-secondary);
}
.panel-url svg{width:15px;height:15px;color:var(--success);flex-shrink:0}
.panel-url code{color:var(--text);font-family:consolas,monospace;font-size:0.86rem;letter-spacing:0.1px}
.panel-field{
  margin-top:12px;height:42px;background:var(--bg);border:1px solid var(--border);border-radius:8px;
  display:flex;align-items:center;padding:0 14px;font-size:0.85rem;color:var(--text-muted);gap:8px;
}
.panel-field .star{margin-left:auto;color:var(--text-muted-2,#4a5468);font-size:0.7rem;letter-spacing:1px}
.panel-btn{height:42px;margin-top:12px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--bg);font-weight:800;font-size:0.95rem}

/* ===== 安全步骤 ===== */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:12px}
.step-card{position:relative;background:var(--surface);border-radius:var(--radius-lg);padding:30px 26px 26px;border:1px solid var(--border);transition:all .25s ease}
.step-card:hover{border-color:rgba(216,255,62,0.25);transform:translateY(-3px)}
.step-num{font-size:2.3rem;font-weight:900;color:transparent;-webkit-text-stroke:1px rgba(216,255,62,0.5);line-height:1;margin-bottom:16px;letter-spacing:-0.03em}
.step-card:nth-child(2) .step-num{-webkit-text-stroke-color:rgba(231,255,114,0.5)}
.step-card:nth-child(3) .step-num{-webkit-text-stroke-color:rgba(216,255,62,0.3)}
.step-card h4{font-size:1.15rem;font-weight:750;margin-bottom:8px;color:var(--text)}
.step-card p{font-size:0.92rem;color:var(--text-muted);line-height:1.6}
@media(max-width:868px){
  .steps-grid{grid-template-columns:1fr;gap:14px}
  .step-card{padding:22px 20px}
}

/* ===== FAQ ===== */
.faq-wrap{max-width:820px;margin:0 auto}
.faq-list{border-top:1px solid var(--border)}
.faq-item{border-bottom:1px solid var(--border)}
.faq-item summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;
  padding:22px 4px;font-size:1.05rem;font-weight:650;color:var(--text);
  cursor:pointer;transition:color .2s ease;position:relative;gap:20px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--accent)}
.faq-item summary .faq-icon{display:flex;align-items:center;justify-content:center;width:26px;height:26px;flex-shrink:0;background:rgba(255,255,255,0.05);border-radius:50%;transition:all .3s ease}
.faq-item summary .faq-icon .plus{position:relative;width:10px;height:10px;transition:transform .3s ease}
.faq-item summary .faq-icon .plus::before,.faq-item summary .faq-icon .plus::after{content:"";position:absolute;background:var(--accent);border-radius:1px;inset:auto}
.faq-item summary .faq-icon .plus::before{width:10px;height:2px;top:4px;left:0}
.faq-item summary .faq-icon .plus::after{width:2px;height:10px;left:4px;top:0}
.faq-item[open] summary{color:var(--accent)}
.faq-item[open] summary .faq-icon{background:var(--accent)}
.faq-item[open] summary .faq-icon .plus{transform:rotate(45deg)}
.faq-item[open] summary .faq-icon .plus::before,.faq-item[open] summary .faq-icon .plus::after{background:#0B0D12}
.faq-answer{padding:0 40px 24px 4px;margin-top:-8px}
.faq-answer p{color:var(--text-secondary);line-height:1.75;font-size:0.95rem}
.faq-answer p code{background:var(--bg-soft);padding:2px 8px;border-radius:4px;border:1px solid var(--border);color:var(--text);font-size:0.85rem}
@media(max-width:768px){
  .faq-item summary{font-size:1rem}
  .faq-answer{padding:0 18px 20px 2px}
}

/* ===== CTA ===== */
.cta-section{
  padding:clamp(60px,8vw,90px) 0;
  background:
    linear-gradient(135deg,rgba(216,255,62,0.06) 0%,transparent 40%),
    radial-gradient(ellipse at 50% 115%,rgba(216,255,62,0.12),transparent 55%),
    var(--bg-soft);
  position:relative;overflow:hidden;border-top:1px solid var(--border);
}
.cta-section::before{
  content:"乐竞官网登录入口网页版";position:absolute;bottom:-10px;right:-8px;
  font-size:clamp(2.6rem,7vw,5.5rem);font-weight:900;color:rgba(255,255,255,0.025);
  white-space:nowrap;letter-spacing:-0.02em;pointer-events:none;line-height:1;
}
.cta-box{
  position:relative;z-index:1;max-width:760px;margin:0 auto;text-align:center;
}
.cta-box h2{font-size:clamp(2rem,2.8vw,2.8rem);font-weight:900;letter-spacing:-0.03em;line-height:1.18;color:var(--text);margin-bottom:16px}
.cta-box h2 .block{display:block}
.cta-box h2 .highlight{color:var(--accent)}
.cta-box p{color:var(--text-secondary);font-size:1.05rem;line-height:1.75;margin-bottom:15px}
.cta-buttons{display:flex;gap:14px;justify-content:center;margin-top:30px;flex-wrap:wrap}
@media(max-width:520px){
  .cta-buttons .btn{width:100%;flex:1 1 100%}
}

/* ===== Footer ===== */
.site-footer{background:#080A0E;border-top:1px solid var(--border);padding-top:60px;margin-top:0}
.footer-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:40px}
.footer-brand-title{display:flex;align-items:center;gap:8px;font-size:1.2rem;font-weight:850;color:var(--text);margin-bottom:18px;line-height:1.3}
.brand-text .brand-main{display:block;color:var(--text);font-size:1.25rem;line-height:1.2}
.brand-text .brand-tag{font-size:0.76rem;color:var(--text-muted);letter-spacing:0.03em;margin-top:3px}
.footer-brand-desc{font-size:0.88rem;color:var(--text-muted);line-height:1.75;max-width:320px;margin:0}
.footer-col h4{font-size:0.95rem;font-weight:700;color:var(--text);margin-bottom:18px;letter-spacing:0.02em}
.footer-col a{
  display:flex;padding:5px 0;font-size:0.9rem;color:var(--text-muted);gap:8px;align-items:center;
}
.footer-col a::before{content:"›";color:var(--text-muted-2,#3d4553);transition:all .2s ease;font-size:0.9rem}
.footer-col a:hover{color:var(--accent)}
.footer-col a:hover::before{color:var(--accent);transform:translateX(2px)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:20px 0;border-top:1px solid var(--border);
  font-size:0.82rem;color:var(--text-muted);max-width:var(--container);margin:0 auto;width:100%;
}
.footer-bottom p{display:flex;align-items:center;gap:6px}
.footer-bottom a{color:var(--text-muted)}
.footer-bottom a:hover{color:var(--accent)}
@media(max-width:1024px){
  .footer-inner{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1 / -1}
}
@media(max-width:540px){
  .footer-inner{grid-template-columns:1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
  .footer-bottom{flex-direction:column;align-items:flex-start;padding:18px 0}
}

/* ===== 移动菜单按钮 ===== */
.backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:98;opacity:0;pointer-events:none;transition:opacity .3s ease}
.backdrop.show{opacity:1;pointer-events:auto}
@media(min-width:1025px){.backdrop{display:none}}

/* ===== 动画 ===== */
@keyframes fadeUp{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.page-hero .hero-badge,.page-hero h1,.page-hero .lead,.page-hero .hero-meta,.page-hero .hero-stat-row{
  animation:fadeUp .5s ease both;
}
.page-hero h1{animation-delay:.06s}
.page-hero .lead{animation-delay:.14s}
.page-hero .hero-meta{animation-delay:.22s}
.page-hero .hero-stat-row{animation-delay:.3s}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .site-header{position:sticky}
}

/* roulang page: category3 */
:root {
  --bg: #0B0D12;
  --bg-2: #12161D;
  --surface: #171C24;
  --surface-2: #1D232E;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --text: #F0F3F6;
  --text-2: #A6AFBC;
  --text-3: #6C7684;
  --accent: #D8FF3E;
  --accent-hover: #E7FF72;
  --accent-active: #BDE32A;
  --accent-soft: rgba(216, 255, 62, 0.12);
  --success: #2FD68B;
  --danger: #F26D6D;
  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --container: 1200px;
  --shadow-cta: 0 8px 28px rgba(216, 255, 62, 0.14);
  --space-section: clamp(72px, 9vw, 128px);
  --font-cn: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", system-ui, sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-cn);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }
input, select, textarea { font-family: inherit; }
.container { width: min(100% - 48px, var(--container)); margin-inline: auto; }
::selection { background: var(--accent); color: #111; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
@media (prefers-reduced-motion: reduce) {
  * { scroll-behavior: auto !important; transition: none !important; animation: none !important; }
}

/* Background */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 52px 52px;
  z-index: 0;
}
.site-header, main, footer { position: relative; z-index: 1; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 10px 22px;
  font-weight: 700;
  font-size: 0.95rem;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary {
  background: var(--accent);
  color: #0B0D12;
  box-shadow: var(--shadow-cta);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
}
.btn-primary:active {
  background: var(--accent-active);
  transform: translateY(0);
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-strong);
}
.btn-secondary:hover {
  border-color: var(--accent);
  color: #fff;
  transform: translateY(-2px);
}
.btn-lg { padding: 15px 34px; font-size: 1.05rem; }
.btn-sm { padding: 7px 16px; font-size: 0.9rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(11, 13, 18, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--border);
  background: rgba(8,10,14,0.98);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 76px;
}
.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent);
  color: #11170D;
  font-weight: 900;
  font-size: 20px;
  line-height: 1;
}
.brand-logo .brand-icon { width: 40px; height: 40px; font-size: 22px; }
.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}
.brand-copy strong {
  font-size: 1.08rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}
.brand-copy span {
  font-size: 0.8rem;
  color: var(--text-2);
  letter-spacing: 0.04em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-link {
  padding: 8px 15px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-2);
  line-height: 1.2;
  transition: color 0.15s ease, background 0.15s ease;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
.nav-link.active { color: var(--accent); background: var(--accent-soft); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.header-search {
  position: relative;
  display: flex;
  align-items: center;
}
.header-search svg {
  position: absolute;
  left: 12px;
  width: 16px;
  height: 16px;
  stroke: var(--text-3);
  pointer-events: none;
}
.header-search input {
  width: 200px;
  height: 40px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0 16px 0 38px;
  color: var(--text);
  font-size: 0.9rem;
  transition: border-color 0.2s, width 0.2s;
}
.header-search input::placeholder { color: var(--text-3); }
.header-search input:focus {
  border-color: var(--accent);
  outline: none;
  width: 220px;
}
.nav-toggle {
  display: none;
  width: 42px;
  height: 40px;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: 10px;
  color: var(--text);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}
.nav-toggle svg { width: 18px; height: 18px; }

/* Category Hero */
.category-hero {
  padding: clamp(56px, 8vw, 104px) 0 clamp(40px, 6vw, 72px);
  background:
    radial-gradient(600px 320px at 82% 8%, rgba(216,255,62,0.08), transparent 70%),
    radial-gradient(480px 300px at 8% 20%, rgba(47,214,139,0.06), transparent 70%);
}
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  color: var(--text-3);
  font-size: 0.88rem;
  margin-bottom: clamp(30px, 5vw, 52px);
}
.breadcrumbs a { color: var(--text-2); }
.breadcrumbs a:hover { color: var(--accent); }
.breadcrumbs .sep { opacity: 0.6; }
.hero-split {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: clamp(32px, 5vw, 70px);
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 18px;
}
.eyebrow::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--accent);
  opacity: 0.7;
}
.category-hero h1 {
  font-size: clamp(2.8rem, 6vw + 0.8rem, 4.6rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.02em;
  margin-bottom: 22px;
}
.category-hero h1 em {
  font-style: normal;
  color: var(--accent);
}
.hero-lead {
  color: var(--text-2);
  font-size: 1.05rem;
  line-height: 1.75;
  max-width: 590px;
  margin-bottom: 30px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.hero-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-chip {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 7px 14px;
  border-radius: 999px;
  color: var(--text-2);
  font-size: 0.82rem;
  font-weight: 600;
}
.tag-chip:hover { border-color: var(--accent); color: #fff; }
.tag-chip.green { color: var(--success); border-color: rgba(47,214,139,0.35); }

/* Status Side Panel */
.status-card {
  background: linear-gradient(145deg, var(--surface), var(--bg-2));
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}
.status-card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 110px;
  height: 110px;
  background: radial-gradient(circle, rgba(216,255,62,0.12), transparent 70%);
  pointer-events: none;
}
.status-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 18px;
}
.status-head p {
  color: var(--text-2);
  font-size: 0.88rem;
  line-height: 1.6;
}
.online-dot {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(47,214,139,0.12);
  color: var(--success);
  font-weight: 700;
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 0.78rem;
  flex-shrink: 0;
}
.online-dot::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}
.status-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
}
.status-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.status-item .icon-num {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--surface-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-weight: 900;
  font-size: 0.9rem;
}
.status-item strong { font-size: 0.93rem; font-weight: 700; }
.status-item span { font-size: 0.8rem; color: var(--text-3); display: block; line-height: 1.4; }
.status-item.badge-tag { font-size: 0.8rem; color: var(--success); font-weight: 700; }
.status-note {
  margin-top: 18px;
  padding: 11px 14px;
  background: var(--bg-2);
  border-radius: 10px;
  color: var(--text-3);
  font-size: 0.82rem;
  line-height: 1.55;
}
.status-note svg {
  width: 14px;
  height: 14px;
  stroke: var(--accent);
  margin-right: 6px;
  vertical-align: -2px;
}

/* Section */
.section { padding: var(--space-section) 0; position: relative; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: clamp(32px, 5vw, 56px);
}
.section-head h2 {
  font-size: clamp(1.9rem, 2.8vw + 0.7rem, 2.9rem);
  line-height: 1.2;
  font-weight: 900;
  letter-spacing: -0.01em;
}
.section-head .section-lead {
  max-width: 480px;
  color: var(--text-2);
  font-size: 0.98rem;
  line-height: 1.7;
}
.section-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-2);
  font-weight: 600;
  font-size: 0.95rem;
  white-space: nowrap;
  transition: color 0.2s, gap 0.2s;
}
.section-link:hover { color: var(--accent); gap: 10px; }
.section-link svg { width: 15px; height: 15px; }

/* Event Cards */
.events-section { padding-bottom: calc(var(--space-section) * 0.7); }
.events-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.event-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease;
  position: relative;
}
.event-card:hover {
  transform: translateY(-3px);
  border-color: rgba(216,255,62,0.6);
}
.event-media { position: relative; aspect-ratio: 16 / 9; overflow: hidden; background: var(--bg-2); }
.event-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}
.event-card:hover .event-media img { transform: scale(1.02); }
.event-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 35%, rgba(11,13,18,0.5));
  pointer-events: none;
}
.event-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  background: rgba(11,13,18,0.85);
  border: 1px solid rgba(216,255,62,0.5);
  color: var(--accent);
  border-radius: 999px;
  font-size: 0.77rem;
  font-weight: 700;
  padding: 6px 13px;
}
.event-card-badge.finish { border-color: rgba(47,214,139,0.5); color: var(--success); }
.event-card-body { padding: 24px 24px 26px; }
.event-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.event-card-meta span {
  color: var(--text-3);
  font-size: 0.82rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.event-card-meta .dot { width: 4px; height: 4px; border-radius: 50%; background: var(--text-3); }
.event-card-body h3 {
  font-size: 1.35rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 10px;
}
.event-card-body p { color: var(--text-2); line-height: 1.7; margin-bottom: 20px; font-size: 0.98rem; }
.event-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.event-schedule {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--text-3);
  font-weight: 600;
}
.event-schedule .cal { color: var(--accent); }

/* Featured Alternating */
.feature-section {
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.feature-list { display: flex; flex-direction: column; }
.feature-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(28px, 5vw, 70px);
  align-items: center;
  padding: clamp(56px, 7vw, 82px) 0;
  border-bottom: 1px solid var(--border);
}
.feature-row:last-child { border-bottom: 0; }
.feature-visual {
  border-radius: 26px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg);
  position: relative;
  min-height: 260px;
}
.feature-visual img { width: 100%; height: 100%; object-fit: cover; min-height: 260px; }
.feature-num {
  position: absolute;
  top: 18px;
  left: 18px;
  width: 50px;
  height: 50px;
  background: rgba(11,13,18,0.72);
  border: 1px solid var(--border-strong);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1.5rem;
  font-weight: 900;
  z-index: 1;
}
.feature-content .mini-tag {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 700;
  margin-bottom: 16px;
}
.feature-content h3 {
  font-size: clamp(1.5rem, 2vw + 0.6rem, 2.1rem);
  font-weight: 850;
  line-height: 1.25;
  margin-bottom: 16px;
}
.feature-content p { color: var(--text-2); line-height: 1.75; margin-bottom: 22px; max-width: 500px; }
.feature-points {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 26px;
}
.feature-points li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: var(--text-2);
  font-size: 0.96rem;
}
.feature-points li::before {
  content: "";
  flex-shrink: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: 10px;
}
.feature-link-btn {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  color: #fff;
  font-weight: 700;
  font-size: 0.94rem;
  border-bottom: 1px solid transparent;
  transition: color .15s, border-color .15s;
}
.feature-link-btn:hover { color: var(--accent); }
.feature-link-btn svg { width: 15px; height: 15px; transition: transform 0.15s ease; }
.feature-link-btn:hover svg { transform: translateX(3px); }

/* Steps */
.steps-section { position: relative; }
.steps-section .container {
  background:
    linear-gradient(0deg, rgba(11,13,18,0.78), rgba(11,13,18,0.92)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: clamp(40px, 6vw, 72px);
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
  margin-top: 34px;
}
.step-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px 22px;
  position: relative;
  transition: border-color .2s, transform .2s;
}
.step-item:hover { border-color: rgba(216,255,62,0.45); transform: translateY(-3px); }
.step-no {
  display: flex;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--accent);
  color: #151A0B;
  font-weight: 900;
  font-size: 0.95rem;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}
.step-item h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 10px; }
.step-item p { color: var(--text-2); font-size: 0.9rem; line-height: 1.65; }
.step-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 14px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--accent);
}
.step-link svg { width: 13px; height: 13px; }
.step-link:hover { color: var(--accent-hover); }

/* Rules Section */
.rules-section { max-width: 760px; margin: 0 auto; }
.rules-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: clamp(28px, 5vw, 50px);
  margin-bottom: clamp(30px, 5vw, 48px);
}
.rules-block h2 {
  font-size: clamp(1.7rem, 2vw + 0.6rem, 2.2rem);
  font-weight: 850;
  margin-bottom: 12px;
}
.rules-intro {
  color: var(--text-2);
  line-height: 1.75;
  margin-bottom: 26px;
}
.rules-list { list-style: none; display: grid; gap: 0; }
.rules-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding: 17px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-2);
  line-height: 1.7;
}
.rules-list li:last-child { border-bottom: 0; }
.rule-mark {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-2);
  border: 1px solid var(--border-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: 3px;
}
.rule-mark svg { width: 13px; height: 13px; stroke: var(--accent); }
.rules-list strong { color: #fff; font-weight: 700; display: block; }
.rules-list span { color: var(--text-2); font-size: 0.94rem; }

/* FAQ */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
  background: transparent;
}
.faq-item summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  cursor: pointer;
  padding: 22px 8px;
  font-weight: 750;
  font-size: 1.03rem;
  transition: color 0.15s;
  position: relative;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent); }
.faq-icon {
  position: relative;
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 8px;
  border: 1px solid var(--border-strong);
  background: var(--surface);
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 10px;
  height: 1.8px;
  background: var(--text-2);
  transform: translate(-50%, -50%);
  transition: background 0.2s;
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.faq-item[open] summary { color: var(--accent); }
.faq-item[open] .faq-icon { transform: rotate(45deg); border-color: var(--accent); }
.faq-item[open] .faq-icon::before,
.faq-item[open] .faq-icon::after { background: var(--accent); }
.faq-body {
  padding: 0 8px 26px;
  color: var(--text-2);
  line-height: 1.75;
  max-width: 740px;
}
.faq-body p + p { margin-top: 14px; }
.faq-body a {
  color: var(--accent);
  text-decoration: none;
}
.faq-body a:hover { text-decoration: underline; }

/* Final CTA */
.final-cta {
  padding: var(--space-section) 0;
  text-align: center;
}
.cta-inner {
  background:
    radial-gradient(500px 300px at 50% 110%, rgba(216,255,62,0.13), transparent 75%),
    var(--surface);
  border: 1px solid var(--border);
  border-radius: 32px;
  padding: clamp(48px, 8vw, 90px) 24px;
  position: relative;
  overflow: hidden;
}
.cta-inner::after {
  content: "活动福利";
  position: absolute;
  left: 50%;
  bottom: -20px;
  transform: translateX(-50%);
  font-size: clamp(6rem, 19vw, 15rem);
  font-weight: 900;
  color: rgba(255,255,255,0.025);
  line-height: 1;
  pointer-events: none;
  white-space: nowrap;
}
.cta-inner > * { position: relative; z-index: 1; }
.cta-inner .eyebrow { justify-content: center; }
.cta-inner h2 {
  font-size: clamp(2rem, 4vw + 0.7rem, 3.5rem);
  letter-spacing: -0.015em;
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 18px;
}
.cta-inner .cta-info {
  max-width: 560px;
  margin: 0 auto 32px;
  color: var(--text-2);
  line-height: 1.75;
}
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; }
.safe-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  margin-top: 22px;
  font-size: 0.85rem;
  color: var(--text-3);
}
.safe-line svg { width: 14px; height: 14px; stroke: var(--success); }

/* Footer */
.site-footer {
  background: #07090D;
  border-top: 1px solid var(--border);
  padding: 64px 0 26px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
  gap: 42px;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--border);
}
.footer-brand-title {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 1.25rem;
  font-weight: 850;
}
.footer-brand-title .brand-icon { width: 30px; height: 30px; border-radius: 8px; font-size: 15px; }
.footer-brand-desc {
  color: var(--text-3);
  max-width: 360px;
  margin-top: 16px;
  font-size: 0.92rem;
  line-height: 1.8;
}
.footer-col h4 {
  font-size: 0.85rem;
  color: var(--text);
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col a {
  display: block;
  color: var(--text-3);
  font-size: 0.92rem;
  padding: 5px 0;
  transition: color 0.15s, padding-left 0.15s;
}
.footer-col a:hover { color: var(--accent); padding-left: 3px; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding-top: 26px;
  color: var(--text-3);
  font-size: 0.84rem;
}
.footer-bottom a { color: var(--text-2); }
.footer-bottom a:hover { color: var(--accent); }

/* Responsive */
@media (max-width: 1100px) {
  .header-actions .header-search { display: none; }
  .feature-row { gap: 30px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  .main-nav {
    gap: 2px;
  }
  .nav-link { padding: 8px 10px; font-size: 0.86rem; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .hero-split { grid-template-columns: 1fr; }
  .status-card { max-width: 620px; }
  .events-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .container { width: min(100% - 32px, var(--container)); }
  .header-inner { gap: 8px; min-height: 68px; flex-wrap: wrap; position: relative; }
  .brand-copy strong { font-size: 1rem; }
  .brand-copy span { font-size: 0.72rem; }
  .header-actions .btn-login { display: none; }
  .btn-enter { padding: 8px 14px; font-size: 0.85rem; }
  .nav-toggle { display: inline-flex; }
  .main-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    width: 100%;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 14px;
    flex-direction: column;
    align-items: stretch;
    display: none;
    box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 12px 16px; }
  .category-hero h1 { font-size: clamp(2.2rem, 8vw, 3.2rem); }
  .event-card-body { padding: 20px; }
  .feature-row {
    grid-template-columns: 1fr;
    padding: 42px 0;
  }
  .feature-row:last-child .feature-content { order: 1; }
  .feature-row:last-child .feature-visual { order: 2; }
  .feature-visual { min-height: 220px; }
  .steps-grid { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; align-items: flex-start; gap: 10px; margin-bottom: 30px; }
  .final-cta .cta-actions { flex-direction: column; align-items: stretch; }
  .footer-inner { grid-template-columns: 1fr; gap: 30px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (min-width: 769px) {
  .main-nav { display: flex !important; }
}