/* roulang page: index */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --glass:rgba(18,28,46,0.55);
  --glass-2:rgba(18,28,46,0.38);
  --line:rgba(255,255,255,0.08);
  --line-soft:rgba(255,255,255,0.06);
  --accent:#2EE6A8;
  --accent-dim:rgba(46,230,168,0.14);
  --gold:#FFC24B;
  --danger:#FF6B6B;
  --text:#E8EEF7;
  --text-2:#9AAABF;
  --text-3:#5E7189;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.45);
  --ease:cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:48px 48px;
}
body::after{
  content:"";position:fixed;left:50%;top:-340px;width:1080px;height:680px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(46,230,168,0.16),transparent 72%);
  pointer-events:none;z-index:0;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
::selection{background:rgba(46,230,168,0.28);color:#fff}

.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.site-header,.site-main,.site-footer{position:relative;z-index:1}

/* ---------- Header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(7,12,22,0.28);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,22,0.86);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:74px;gap:24px}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:19px;font-weight:700;letter-spacing:-0.01em;color:var(--text);
  transition:color .2s var(--ease);
}
.brand:hover{color:var(--accent)}
.brand-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px rgba(46,230,168,0.9)}
.nav-links{display:flex;align-items:center;gap:38px}
.nav-link{
  position:relative;font-size:14px;letter-spacing:0.06em;color:var(--text-2);
  padding:6px 0;transition:color .2s var(--ease);
}
.nav-link + .nav-link::before{
  content:"";position:absolute;left:-19px;top:50%;transform:translateY(-50%);
  width:1px;height:12px;background:var(--line);
}
.nav-link:hover{color:var(--text)}
.nav-link.is-active{color:var(--text)}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--accent);
}
.nav-actions{display:flex;align-items:center;gap:14px}
.nav-toggle{
  display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;
  background:transparent;cursor:pointer;padding:0;position:relative;
}
.nav-toggle span{
  position:absolute;left:11px;right:11px;height:1px;background:var(--text-2);
  transition:transform .22s var(--ease),opacity .22s var(--ease);
}
.nav-toggle span:nth-child(1){top:17px}
.nav-toggle span:nth-child(2){top:24px}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(3.5px) rotate(45deg);background:var(--accent)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){transform:translateY(-3.5px) rotate(-45deg);background:var(--accent)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:transform .18s var(--ease),box-shadow .18s var(--ease),background .18s var(--ease),border-color .18s var(--ease),color .18s var(--ease);
  white-space:nowrap;
}
.btn-lg{padding:14px 30px;font-size:15px;letter-spacing:0.04em}
.btn-sm{padding:9px 20px;font-size:13px;letter-spacing:0.06em}
.btn-primary{
  background:linear-gradient(180deg,#3CF0B4,#23D298);
  color:#04160F;
  box-shadow:0 0 0 1px rgba(46,230,168,0.5),0 8px 24px rgba(46,230,168,0.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,230,168,0.7),0 10px 34px rgba(46,230,168,0.42)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  background:rgba(18,28,46,0.5);color:var(--text);border-color:var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.06);
}
.btn-ghost:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35);color:var(--accent)}
.btn-line{
  background:transparent;color:var(--text-2);border-color:var(--line);
  padding:9px 20px;font-size:13px;letter-spacing:0.06em;
}
.btn-line:hover{color:var(--accent);border-color:rgba(46,230,168,0.4)}
.btn:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--accent);outline-offset:3px;
}

/* ---------- Drawer ---------- */
.drawer{
  position:fixed;inset:0;z-index:70;background:rgba(7,12,22,0.94);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  display:flex;flex-direction:column;padding:26px 20px 30px;
  opacity:0;visibility:hidden;transform:translateY(-10px);
  transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;
}
.drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:transparent;
  color:var(--text-2);font-size:20px;line-height:1;cursor:pointer;
}
.drawer-list{flex:1;display:flex;flex-direction:column}
.drawer-list a{
  padding:18px 2px;font-size:16px;color:var(--text-2);border-bottom:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;letter-spacing:0.04em;
}
.drawer-list a:hover,.drawer-list a.is-active{color:var(--accent)}
.drawer-list a.is-active::after{content:"当前";font-size:11px;color:var(--accent);letter-spacing:0.1em}
.drawer-foot{padding-top:22px}

/* ---------- Hero ---------- */
main{padding-top:74px}
.hero{padding:64px 0 0}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:56px;align-items:center;min-height:560px}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:12px;letter-spacing:0.16em;
  color:var(--text-2);text-transform:uppercase;margin-bottom:22px;
}
.hero-eyebrow i{width:22px;height:1px;background:var(--accent);display:inline-block}
h1.hero-title{
  font-size:clamp(30px,4.2vw,56px);font-weight:700;line-height:1.2;letter-spacing:-0.02em;color:var(--text);
}
h1.hero-title .kw{color:var(--accent);display:block}
.hero-sub{
  margin-top:20px;font-size:16px;line-height:1.9;color:var(--text-2);max-width:560px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:38px;
  font-size:12px;letter-spacing:0.04em;color:var(--text-3);
}
.hero-stats span{display:inline-flex;align-items:baseline;gap:6px}
.hero-stats b{
  font-size:16px;font-weight:600;color:var(--text);font-variant-numeric:tabular-nums;letter-spacing:0;
}
.hero-stats i{width:1px;height:12px;background:var(--line);display:inline-block}
.hero-visual{
  position:relative;border-radius:var(--r-panel);overflow:hidden;border:1px solid var(--line);
  background:var(--glass);box-shadow:var(--shadow-card);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(225deg,rgba(7,12,22,0.15) 0%,rgba(7,12,22,0.55) 55%,rgba(7,12,22,0.94) 100%);
}
.hero-badge{
  position:absolute;right:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-btn);font-size:12px;letter-spacing:0.06em;
  color:var(--gold);background:rgba(255,194,75,0.12);border:1px solid rgba(255,194,75,0.42);
  font-variant-numeric:tabular-nums;
}
.hero-badge i{width:5px;height:5px;border-radius:50%;background:var(--gold);display:inline-block}
.hero-visual-cap{
  position:absolute;left:20px;bottom:20px;z-index:2;font-size:12px;letter-spacing:0.1em;color:var(--text-2);
}
.hero-divider{
  position:relative;margin-top:64px;border-top:1px solid var(--line-soft);height:1px;
}
.hero-divider::after{
  content:"";position:absolute;left:50%;top:-1px;width:34px;height:1px;background:rgba(46,230,168,0.5);transform:translateX(-50%);
}

/* ---------- Section base ---------- */
.section{padding:88px 0;border-top:1px solid var(--line-soft)}
.section:first-of-type{border-top:0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-title{
  font-size:clamp(22px,2.6vw,34px);font-weight:650;line-height:1.3;letter-spacing:-0.01em;
  display:flex;align-items:center;gap:14px;
}
.section-title::before{
  content:"";width:6px;height:26px;border-radius:3px;background:var(--accent);
  box-shadow:0 0 16px rgba(46,230,168,0.55);flex:none;
}
.section-desc{margin-top:14px;font-size:14px;line-height:1.85;color:var(--text-2);max-width:640px}
.link-more{
  font-size:13px;letter-spacing:0.08em;color:var(--text-2);display:inline-flex;align-items:center;gap:7px;
  transition:color .2s var(--ease),gap .2s var(--ease);
}
.link-more:hover{color:var(--accent);gap:11px}

/* ---------- Play (asymmetric) ---------- */
.play-grid{display:grid;grid-template-columns:5fr 7fr;gap:22px;position:relative}
.play-card{
  position:relative;padding:30px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.10),var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.play-card:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35)}
.play-card:hover .play-title{color:var(--accent)}
.play-stack{display:grid;grid-template-rows:1fr 1fr;gap:22px}
.play-idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;margin-bottom:20px;
  background:rgba(46,230,168,0.10);border:1px solid rgba(46,230,168,0.24);
  color:var(--accent);font-size:13px;font-weight:600;font-variant-numeric:tabular-nums;
}
.play-title{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:12px;transition:color .2s var(--ease)}
.play-text{font-size:14px;line-height:1.8;color:var(--text-2)}
.play-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:13px;color:var(--accent);letter-spacing:0.04em;
}
.play-link:hover{gap:10px}
.play-card.is-main{padding:36px 34px}
.play-card.is-main .play-text{font-size:15px;line-height:1.9}
.play-card.is-main::after{
  content:"";position:absolute;left:34px;right:34px;bottom:0;height:1px;
  background:linear-gradient(90deg,rgba(46,230,168,0.55),transparent);
}

/* ---------- Reward cards ---------- */
.reward-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.reward-card{
  border-radius:var(--r-card);overflow:hidden;background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
  display:flex;flex-direction:column;
}
.reward-card:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35)}
.reward-card:hover .reward-title{color:var(--accent)}
.reward-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.reward-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.reward-card:hover .reward-media img{transform:scale(1.03)}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 11px;border-radius:var(--r-btn);
  font-size:11px;letter-spacing:0.08em;font-weight:500;white-space:nowrap;
}
.badge-accent{color:var(--accent);background:rgba(46,230,168,0.12);border:1px solid rgba(46,230,168,0.34)}
.badge-gold{color:var(--gold);background:rgba(255,194,75,0.12);border:1px solid rgba(255,194,75,0.38)}
.badge-mute{color:var(--text-2);background:rgba(255,255,255,0.05);border:1px solid var(--line)}
.reward-media .badge{position:absolute;top:12px;right:12px;backdrop-filter:blur(6px)}
.reward-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.reward-title{font-size:17px;font-weight:600;line-height:1.45;transition:color .2s var(--ease)}
.reward-attr{font-size:13px;line-height:1.75;color:var(--text-2)}
.reward-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line-soft);
  font-size:12px;color:var(--text-3);letter-spacing:0.04em;
  display:flex;align-items:center;justify-content:space-between;gap:10px;
}

/* ---------- Progress ---------- */
.progress-panel{
  border-radius:var(--r-panel);padding:40px 38px;
  background:var(--glass-2);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),var(--shadow-card);
}
.stage-track{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stage-track::before{
  content:"";position:absolute;left:9px;right:9px;top:9px;height:1px;background:var(--line);
}
.stage{position:relative;padding-top:36px}
.stage-dot{
  position:absolute;top:0;left:0;width:18px;height:18px;border-radius:50%;
  border:1px solid rgba(255,255,255,0.18);background:#0B1322;
}
.stage.done .stage-dot{background:var(--accent);border-color:var(--accent);box-shadow:0 0 14px rgba(46,230,168,0.5)}
.stage.now .stage-dot{
  background:transparent;border:2px solid var(--accent);
  animation:breathe 2s var(--ease) infinite;
}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:0.45}}
.stage-name{font-size:15px;font-weight:600;color:var(--text);letter-spacing:0.01em}
.stage-state{margin-top:5px;font-size:12px;color:var(--text-3);letter-spacing:0.04em}
.stage.done .stage-state{color:var(--accent)}
.stage.now .stage-state{color:var(--gold)}
.bar-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-top:40px;margin-bottom:12px}
.bar-head span{font-size:13px;color:var(--text-2);letter-spacing:0.04em}
.bar-head b{font-size:26px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;letter-spacing:-0.02em}
.bar-track{height:6px;border-radius:999px;background:rgba(255,255,255,0.08);overflow:hidden}
.bar-fill{
  height:100%;border-radius:999px;width:62%;
  background:linear-gradient(90deg,#2EE6A8,#7CF6D0);
  box-shadow:0 0 18px rgba(46,230,168,0.45);
}

/* ---------- Entry / form ---------- */
.entry-grid{display:grid;grid-template-columns:6fr 6fr;gap:56px;align-items:start}
.entry-list{margin-top:28px;display:flex;flex-direction:column;gap:16px}
.entry-list li{display:flex;gap:12px;font-size:14px;line-height:1.8;color:var(--text-2)}
.entry-list li::before{
  content:"";flex:none;width:14px;height:14px;margin-top:6px;border-radius:4px;
  border:1px solid rgba(46,230,168,0.6);
  background:
    linear-gradient(45deg,transparent 44%,var(--accent) 44%,var(--accent) 56%,transparent 56%) 2px 5px/9px 9px no-repeat,
    radial-gradient(circle at 50% 50%,rgba(46,230,168,0.18),transparent 70%);
}
.form-card{
  border-radius:var(--r-panel);padding:32px;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.10),var(--shadow-card);
}
.form-card h3{font-size:19px;font-weight:600;margin-bottom:6px}
.form-card .form-note{font-size:13px;color:var(--text-3);margin-bottom:24px;line-height:1.75}
.field{margin-bottom:18px}
.field label{display:block;font-size:12px;letter-spacing:0.08em;color:var(--text-3);margin-bottom:8px}
.field input{
  width:100%;padding:13px 16px;border-radius:12px;font-size:14px;
  background:rgba(7,12,22,0.72);border:1px solid var(--line);color:var(--text);
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{
  outline:none;border-color:rgba(46,230,168,0.6);box-shadow:0 0 0 3px rgba(46,230,168,0.14);
}
.field.has-error input{border-color:var(--danger);box-shadow:0 0 0 3px rgba(255,107,107,0.12)}
.field-error{display:none;margin-top:7px;font-size:12px;color:var(--danger)}
.field.has-error .field-error{display:block}
.form-submit{width:100%;margin-top:6px}
.form-tip{margin-top:14px;font-size:12px;line-height:1.7;color:var(--text-3);text-align:center}
.dot-loading{display:none;gap:5px;align-items:center}
.dot-loading i{width:5px;height:5px;border-radius:50%;background:#04160F;display:inline-block;animation:dotpulse 1s infinite ease-in-out}
.dot-loading i:nth-child(2){animation-delay:.15s}
.dot-loading i:nth-child(3){animation-delay:.3s}
@keyframes dotpulse{0%,100%{opacity:.3}50%{opacity:1}}
.is-loading .btn-label{display:none}
.is-loading .dot-loading{display:inline-flex}

/* ---------- News ---------- */
.news-feature{
  display:grid;grid-template-columns:5fr 7fr;gap:0;border-radius:var(--r-panel);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),var(--shadow-card);
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.news-feature:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35)}
.news-feature:hover h3{color:var(--accent)}
.news-feature-media{position:relative;overflow:hidden;min-height:230px}
.news-feature-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
.news-feature:hover .news-feature-media img{transform:scale(1.03)}
.news-feature-body{padding:30px 32px;display:flex;flex-direction:column;gap:12px;justify-content:center}
.news-feature-body h3{font-size:20px;font-weight:600;line-height:1.5;transition:color .2s var(--ease)}
.news-feature-body p{
  font-size:14px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-3);letter-spacing:0.04em;
  font-variant-numeric:tabular-nums;
}
.news-meta i{width:1px;height:11px;background:var(--line);display:inline-block}
.news-list{margin-top:24px;border-top:1px solid var(--line-soft)}
.news-item{
  display:flex;align-items:center;gap:20px;padding:20px 6px;border-bottom:1px solid var(--line-soft);
  transition:background .2s var(--ease);
}
.news-item:hover{background:rgba(255,255,255,0.02)}
.news-item:hover .news-item-title{color:var(--accent)}
.news-item-main{flex:1;min-width:0}
.news-item-title{
  font-size:16px;font-weight:600;line-height:1.5;transition:color .2s var(--ease);
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.news-item-desc{
  margin-top:6px;font-size:13px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item-side{display:flex;align-items:center;gap:14px;flex:none}
.empty-state{
  border-radius:var(--r-panel);border:1px dashed var(--line);background:rgba(18,28,46,0.32);
  padding:56px 24px;text-align:center;
}
.empty-icon{
  width:52px;height:52px;margin:0 auto 18px;border-radius:16px;
  border:1px solid var(--line);background:rgba(255,255,255,0.03);
  display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:20px;
}
.empty-state p{font-size:14px;color:var(--text-2);margin-bottom:20px}

/* ---------- Scenario ---------- */
.scene-grid{display:grid;grid-template-columns:4fr 8fr;gap:56px;align-items:start}
.scene-list{display:flex;flex-direction:column}
.scene-row{
  display:grid;grid-template-columns:150px 1fr;gap:26px;padding:26px 0;
  border-bottom:1px solid var(--line-soft);align-items:start;
}
.scene-row:first-child{padding-top:0}
.scene-row:last-child{border-bottom:0;padding-bottom:0}
.scene-key{
  font-size:13px;letter-spacing:0.1em;color:var(--accent);font-weight:600;padding-top:4px;
  display:flex;align-items:center;gap:10px;
}
.scene-key::before{content:"";width:6px;height:6px;border-radius:2px;background:var(--accent);flex:none}
.scene-body h3{font-size:17px;font-weight:600;margin-bottom:8px}
.scene-body p{font-size:14px;line-height:1.85;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:820px}
.faq-item{border-bottom:1px solid var(--line-soft)}
.faq-item:first-child{border-top:1px solid var(--line-soft)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;text-align:left;cursor:pointer;
  padding:24px 4px;color:var(--text);font-size:17px;font-weight:600;line-height:1.5;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--accent)}
.faq-sign{
  flex:none;width:20px;height:20px;position:relative;
  transition:transform .22s var(--ease),color .22s var(--ease);color:var(--text-2);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;background:currentColor;border-radius:1px;
}
.faq-sign::before{left:0;right:0;top:9px;height:1px}
.faq-sign::after{top:0;bottom:0;left:9px;width:1px}
.faq-item.is-open .faq-sign{transform:rotate(45deg);color:var(--accent)}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .22s var(--ease)}
.faq-item.is-open .faq-a{grid-template-rows:1fr}
.faq-a-inner{overflow:hidden}
.faq-a p{
  padding:0 44px 26px 20px;font-size:14px;line-height:1.9;color:var(--text-2);
  border-left:1px solid rgba(46,230,168,0.28);margin-left:4px;
}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:var(--r-panel);padding:48px 44px;position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(46,230,168,0.13),rgba(18,28,46,0.6) 60%);
  border:1px solid rgba(46,230,168,0.24);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(20px,2.3vw,28px);font-weight:650;letter-spacing:-0.01em;line-height:1.35}
.cta-band p{margin-top:10px;font-size:14px;color:var(--text-2);max-width:560px}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-2);margin-top:0}
.footer-top{
  display:grid;grid-template-columns:4fr 2.4fr 2.4fr 3.2fr;gap:40px;padding:64px 0 44px;
}
.footer-brand .brand{font-size:18px}
.footer-brand p{margin-top:16px;font-size:13px;line-height:1.85;color:var(--text-2);max-width:300px}
.footer-col h4{
  font-size:13px;font-weight:600;letter-spacing:0.12em;color:var(--text-3);margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:13px;color:var(--text-2);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:13px;line-height:1.9;color:var(--text-2)}
.footer-disclaimer{
  border-top:1px solid var(--line-soft);padding:24px 0;
  font-size:12px;line-height:1.9;color:var(--text-3);
}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:12px;color:var(--text-3);letter-spacing:0.03em;
}
.footer-bottom .site-domain{font-variant-numeric:tabular-nums;color:var(--text-2)}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:40px;min-height:0;padding-bottom:8px}
  .hero-visual{aspect-ratio:16/10;max-width:640px}
  .play-grid{grid-template-columns:1fr}
  .play-stack{grid-template-rows:auto auto}
  .entry-grid{grid-template-columns:1fr;gap:36px}
  .scene-grid{grid-template-columns:1fr;gap:28px}
  .reward-grid{grid-template-columns:repeat(2,1fr)}
  .news-feature{grid-template-columns:1fr}
  .news-feature-media{min-height:200px;aspect-ratio:16/9}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px}
  .nav-links{display:none}
  .nav-toggle{display:block}
  .nav-actions .btn-line{display:none}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .section{padding:56px 0}
  .hero{padding-top:36px}
  .hero-divider{margin-top:44px}
  .progress-panel{padding:28px 22px}
  .stage-track{grid-template-columns:1fr;gap:0}
  .stage-track::before{left:9px;right:auto;top:9px;bottom:9px;width:1px;height:auto}
  .stage{padding:0 0 26px 38px;min-height:44px}
  .stage:last-child{padding-bottom:0}
  .stage-dot{left:0;top:2px}
  .bar-head{margin-top:26px}
  .form-card{padding:24px 20px}
  .cta-band{padding:32px 24px}
  .footer-top{padding:46px 0 34px;gap:30px}
  .news-item{gap:14px}
  .news-item-side .badge{display:none}
  .reward-grid{grid-template-columns:1fr}
  .scene-row{grid-template-columns:1fr;gap:10px}
  .play-card{padding:24px}
  .play-card.is-main{padding:26px 22px}
  .faq-q{font-size:15.5px;padding:20px 2px}
  .faq-a p{padding:0 20px 22px 16px}
}
@media (max-width:520px){
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .hero-stats{gap:12px;font-size:11px}
  .hero-stats i{display:none}
  .hero-stats span{width:calc(50% - 6px)}
  .footer-top{grid-template-columns:1fr}
  .news-feature-body{padding:22px 20px}
  .news-feature-body h3{font-size:17px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}

/* roulang page: article */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,28,46,0.55);
  --panel-2:rgba(18,28,46,0.78);
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.16);
  --accent:#2EE6A8;
  --accent-dim:#1FBF8B;
  --accent-soft:rgba(46,230,168,0.14);
  --gold:#FFC24B;
  --danger:#FF6B6B;
  --text:#E8EEF7;
  --muted:#9AAABF;
  --dim:#5E7189;
  --radius:16px;
  --radius-lg:20px;
  --radius-btn:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(46,230,168,0.5), 0 8px 24px rgba(46,230,168,0.28);
  --ease:cubic-bezier(0.4,0,0.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:48px 48px;
}
body::after{
  content:"";position:fixed;left:50%;top:-340px;width:1100px;height:720px;transform:translateX(-50%);
  background:radial-gradient(closest-side,rgba(46,230,168,0.16),transparent 72%);
  filter:blur(12px);pointer-events:none;z-index:0;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-0.01em}
input,textarea,select{font-family:inherit}
::selection{background:rgba(46,230,168,0.28);color:#fff}

.container{
  width:100%;max-width:1280px;margin:0 auto;padding-left:32px;padding-right:32px;
}

/* ============ header ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(7,12,22,0.35);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,22,0.88);
  border-bottom-color:var(--border);
  box-shadow:0 8px 30px rgba(0,0,0,0.45);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:76px}
.brand{
  display:inline-flex;align-items:center;gap:8px;
  font-size:19px;font-weight:700;letter-spacing:-0.01em;color:#fff;
  transition:color .18s var(--ease);
}
.brand:hover{color:var(--accent)}
.brand-dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px rgba(46,230,168,0.9)}
.nav-links{display:flex;align-items:center;gap:36px}
.nav-link{
  position:relative;font-size:14px;letter-spacing:0.06em;color:var(--muted);
  padding:6px 0;transition:color .18s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-4px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.nav-link:hover{color:var(--text)}
.nav-link.is-active{color:#fff}
.nav-link.is-active::after{transform:scaleX(1)}
.nav-link:focus-visible{outline:2px solid var(--accent);outline-offset:6px;border-radius:4px}

.header-actions{display:flex;align-items:center;gap:14px}
.btn-sm{
  display:inline-flex;align-items:center;justify-content:center;
  padding:8px 18px;border-radius:var(--radius-btn);
  font-size:13px;letter-spacing:0.04em;
  border:1px solid rgba(46,230,168,0.38);color:var(--accent);
  background:rgba(46,230,168,0.06);
  transition:all .18s var(--ease);
}
.btn-sm:hover{background:rgba(46,230,168,0.14);border-color:rgba(46,230,168,0.7);box-shadow:0 0 18px rgba(46,230,168,0.22)}
.nav-toggle{
  display:none;width:40px;height:40px;border:0;background:transparent;
  padding:0;flex-direction:column;justify-content:center;align-items:flex-end;gap:6px;
}
.nav-toggle span{display:block;width:22px;height:1px;background:var(--text);transition:all .2s var(--ease)}
.nav-toggle span:last-child{width:14px}
.nav-toggle:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:6px}

.mobile-drawer{
  position:fixed;inset:0;z-index:65;
  background:rgba(7,12,22,0.97);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  display:flex;flex-direction:column;
  padding:96px 24px 32px;
  transform:translateY(-102%);visibility:hidden;
  transition:transform .3s var(--ease),visibility .3s var(--ease);
}
.mobile-drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-link{
  display:block;padding:18px 2px;font-size:17px;color:var(--text);
  border-bottom:1px solid var(--border);
  transition:color .18s var(--ease),padding-left .18s var(--ease);
}
.drawer-link:hover{color:var(--accent);padding-left:6px}
.drawer-cta{margin-top:auto;display:flex}

/* ============ buttons ============ */
.btn-primary{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:var(--radius-btn);border:0;
  font-size:15px;font-weight:600;letter-spacing:0.03em;color:#04241A;
  background:linear-gradient(135deg,#2EE6A8 0%,#1FBF8B 100%);
  box-shadow:var(--shadow-glow);
  transition:box-shadow .2s var(--ease),transform .2s var(--ease),filter .2s var(--ease);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,230,168,0.6),0 8px 34px rgba(46,230,168,0.4);filter:brightness(1.04)}
.btn-primary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.btn-outline{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 30px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:500;letter-spacing:0.03em;color:var(--text);
  background:var(--panel);border:1px solid var(--border-strong);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:all .18s var(--ease);
}
.btn-outline:hover{border-color:rgba(46,230,168,0.5);color:var(--accent);transform:translateY(-2px)}
.btn-outline:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ============ article shell ============ */
.article-shell{position:relative;z-index:1;padding-top:76px}
.crumbs{
  display:flex;align-items:center;flex-wrap:nowrap;gap:10px;
  padding:26px 0 0;font-size:12.5px;letter-spacing:0.02em;color:var(--dim);
  overflow:hidden;
}
.crumbs a{color:var(--dim);transition:color .18s var(--ease);white-space:nowrap}
.crumbs a:hover{color:var(--accent)}
.crumbs .sep{color:#33445C}
.crumbs .current{
  color:var(--muted);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

.article-head{padding:26px 0 0;max-width:900px}
.article-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:4px 12px;border-radius:var(--radius-btn);
  font-size:12px;letter-spacing:0.08em;color:var(--accent);
  background:var(--accent-soft);border:1px solid rgba(46,230,168,0.3);
}
.article-h1{
  margin-top:20px;font-size:clamp(28px,4vw,46px);font-weight:700;line-height:1.24;
  letter-spacing:-0.02em;color:#fff;
}
.meta-row{
  display:flex;align-items:center;flex-wrap:wrap;gap:14px;
  margin-top:22px;padding-bottom:26px;
  font-size:13px;letter-spacing:0.02em;color:var(--dim);
  border-bottom:1px solid var(--border);
  font-variant-numeric:tabular-nums;
}
.meta-row .vline{width:1px;height:12px;background:rgba(255,255,255,0.14)}
.meta-row .meta-strong{color:var(--muted)}

.article-layout{
  display:grid;grid-template-columns:minmax(0,760px) 240px;
  gap:56px;justify-content:center;
  padding:40px 0 72px;
  align-items:start;
}
.article-main{min-width:0}
.article-body{font-size:16px;line-height:1.95;color:var(--text);word-break:break-word}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:clamp(20px,2.2vw,26px);font-weight:650;line-height:1.4;
  margin:2.1em 0 .8em;padding-left:16px;color:#fff;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:4px;border-radius:2px;
  background:var(--accent);box-shadow:0 0 14px rgba(46,230,168,0.5);
}
.article-body h3{font-size:18px;font-weight:600;margin:1.7em 0 .6em;color:#fff;line-height:1.5}
.article-body h4{font-size:16px;font-weight:600;margin:1.4em 0 .5em;color:var(--text)}
.article-body a{color:var(--accent);border-bottom:1px solid rgba(46,230,168,0.35);transition:border-color .18s var(--ease)}
.article-body a:hover{border-bottom-color:var(--accent)}
.article-body strong{color:#fff;font-weight:600}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:0}
.article-body ul li{position:relative;padding-left:20px;margin:.45em 0}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.82em;width:6px;height:6px;border-radius:1px;
  background:var(--accent);opacity:.85;
}
.article-body ol{list-style:decimal;padding-left:1.4em}
.article-body ol li{margin:.45em 0;padding-left:4px}
.article-body ol li::marker{color:var(--accent);font-variant-numeric:tabular-nums}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;
  border-left:3px solid var(--accent);
  background:var(--panel);border-radius:0 12px 12px 0;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  color:var(--muted);font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:1.6em auto;box-shadow:var(--shadow-card)}
.article-body figure{margin:1.6em 0}
.article-body figcaption{
  text-align:center;font-size:12.5px;color:var(--dim);margin-top:10px;letter-spacing:0.02em;
}
.article-body table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14px}
.article-body th,.article-body td{padding:11px 12px;border-bottom:1px solid var(--border);text-align:left}
.article-body thead th{border-top:1px solid var(--border-strong);color:var(--muted);font-weight:600}
.article-body hr{border:0;border-top:1px solid var(--border);margin:2em 0}
.article-body code{
  background:rgba(255,255,255,0.06);padding:2px 6px;border-radius:6px;font-size:13.5px;color:var(--accent);
}

.empty-state{
  padding:56px 28px;text-align:center;
  background:var(--panel);border:1px solid var(--border);border-radius:var(--radius-lg);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.empty-state h2{font-size:22px;font-weight:650;color:#fff;margin-bottom:10px}
.empty-state p{color:var(--muted);font-size:14.5px;margin:0 0 24px}

/* sidebar */
.article-side{position:sticky;top:104px}
.side-card{
  padding:20px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--border);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
}
.side-card + .side-card{margin-top:18px}
.side-title{
  font-size:12px;letter-spacing:0.14em;color:var(--dim);margin-bottom:14px;
  text-transform:uppercase;
}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  padding:9px 0;font-size:13.5px;color:var(--muted);
  border-bottom:1px dashed rgba(255,255,255,0.07);
  transition:color .18s var(--ease),padding-left .18s var(--ease);
}
.side-nav a:last-child{border-bottom:0}
.side-nav a:hover{color:var(--accent);padding-left:4px}
.side-nav .dot{width:5px;height:5px;border-radius:50%;background:rgba(46,230,168,0.7);flex:0 0 auto}

/* tags + related */
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:40px}
.tag{
  display:inline-flex;align-items:center;padding:5px 13px;border-radius:var(--radius-btn);
  font-size:12.5px;color:var(--muted);
  background:rgba(255,255,255,0.04);border:1px solid var(--border);
  transition:all .18s var(--ease);
}
.tag:hover{color:var(--accent);border-color:rgba(46,230,168,0.4);background:var(--accent-soft)}

.section-divider{height:1px;background:var(--border);margin:40px 0 0}

.related{margin-top:40px}
.related-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.related-head h2{
  position:relative;font-size:20px;font-weight:650;color:#fff;padding-left:14px;
}
.related-head h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--accent);
}
.related-head a{font-size:13px;color:var(--muted);transition:color .18s var(--ease)}
.related-head a:hover{color:var(--accent)}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.related-card{
  display:block;padding:18px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--border);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.related-card:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35);box-shadow:0 12px 34px rgba(0,0,0,0.5)}
.related-card:hover .related-title{color:var(--accent)}
.related-title{font-size:14.5px;font-weight:600;line-height:1.55;color:var(--text);transition:color .18s var(--ease)}
.related-meta{margin-top:10px;font-size:12px;color:var(--dim);letter-spacing:0.02em;font-variant-numeric:tabular-nums}

.back-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:36px}

/* footer */
.site-footer{
  position:relative;z-index:1;
  margin-top:40px;background:var(--bg-2);
  border-top:1px solid var(--border);
}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;
  padding:64px 0 48px;
}
.footer-brand .brand{font-size:18px;margin-bottom:16px}
.footer-brand p{font-size:13.5px;line-height:1.9;color:var(--muted);margin:0;max-width:340px}
.footer-col h4{font-size:13px;font-weight:600;letter-spacing:0.08em;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col a{font-size:13.5px;color:var(--muted);transition:color .18s var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-col p{font-size:13px;line-height:1.9;color:var(--muted);margin:0}
.footer-disclaimer{
  padding:22px 0;font-size:12.5px;line-height:1.9;color:var(--dim);
  border-top:1px solid var(--border);
}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;
  padding:22px 0 34px;border-top:1px solid var(--border);
  font-size:12.5px;color:var(--dim);letter-spacing:0.02em;
}
.footer-bottom .site-domain{color:#41536B;font-variant-numeric:tabular-nums}

/* responsive */
@media (max-width:1100px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:0}
  .article-side{display:none}
}
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px;padding:52px 0 40px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px}
  .header-inner{height:66px}
  .article-shell{padding-top:66px}
  .article-layout{padding:32px 0 56px}
  .related-grid{grid-template-columns:1fr}
  .crumbs .current{max-width:180px}
  .article-body{font-size:15.5px;line-height:1.9}
}
@media (max-width:640px){
  .footer-top{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .back-row .btn-primary,.back-row .btn-outline{width:100%}
  .meta-row{gap:10px;font-size:12.5px}
  .related-head{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:420px){
  .btn-sm{display:none}
}

/* roulang page: category1 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,28,46,0.55);
  --panel-deep:rgba(13,21,36,0.82);
  --line:rgba(255,255,255,0.08);
  --line-soft:rgba(255,255,255,0.06);
  --ink:#E8EEF7;
  --ink-body:#C7D3E2;
  --ink-2:#9AAABF;
  --ink-3:#5E7189;
  --accent:#2EE6A8;
  --accent-dim:rgba(46,230,168,0.14);
  --gold:#FFC24B;
  --danger:#FF6B6B;
  --r-card:16px;
  --r-panel:20px;
  --r-btn:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.45);
  --ease:cubic-bezier(0.4,0,0.2,1);
  --t:200ms;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;scroll-padding-top:96px;}
body{
  margin:0;
  background-color:var(--bg);
  color:var(--ink);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",sans-serif;
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:48px 48px;
}
body::after{
  content:"";position:fixed;left:0;right:0;top:0;height:540px;z-index:0;pointer-events:none;
  background:radial-gradient(760px 420px at 50% 0%,rgba(46,230,168,0.16),transparent 70%);
}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease);}
img{max-width:100%;display:block;}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}
.page-shell{position:relative;z-index:1;}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(7,12,22,0.55);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,22,0.94);
  border-bottom-color:var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:32px;height:72px;}
.brand{
  display:inline-flex;align-items:center;gap:9px;
  font-size:19px;font-weight:700;letter-spacing:-0.01em;color:var(--ink);
}
.brand-dot{
  width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px rgba(46,230,168,0.85);
}
.nav-links{display:flex;align-items:center;margin:0 auto;}
.nav-link{
  position:relative;font-size:14px;letter-spacing:0.06em;
  color:var(--ink-2);padding:6px 0;
  transition:color var(--t) var(--ease);
}
.nav-link + .nav-link{margin-left:48px;}
.nav-link + .nav-link::before{
  content:"";position:absolute;left:-24px;top:50%;transform:translateY(-50%);
  width:1px;height:12px;background:var(--line-soft);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:-3px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;
  transition:transform var(--t) var(--ease);
}
.nav-link:hover{color:var(--ink);}
.nav-link.is-active{color:var(--ink);}
.nav-link.is-active::after{transform:scaleX(1);}
.header-right{display:flex;align-items:center;gap:14px;margin-left:auto;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  border:1px solid var(--line);flex-direction:column;
  align-items:center;justify-content:center;gap:6px;
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.nav-toggle:hover{border-color:rgba(46,230,168,0.4);background:rgba(46,230,168,0.06);}
.nav-toggle span{display:block;width:20px;height:1px;background:var(--ink);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:0.02em;
  border:1px solid transparent;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),
             background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);color:#04211A;
  box-shadow:0 0 0 1px rgba(46,230,168,0.5),0 8px 24px rgba(46,230,168,0.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(46,230,168,0.75),0 10px 34px rgba(46,230,168,0.42);}
.btn-ghost{
  border-color:rgba(46,230,168,0.45);color:var(--accent);background:rgba(46,230,168,0.06);
}
.btn-ghost:hover{transform:translateY(-2px);background:rgba(46,230,168,0.12);border-color:rgba(46,230,168,0.7);}
.btn-sm{height:38px;padding:0 18px;font-size:13px;border-radius:10px;}
.btn-full{width:100%;height:44px;font-size:14px;margin-top:22px;}

/* ---------- 页面头部 ---------- */
.page-head{padding:56px 0 48px;border-bottom:1px solid var(--line-soft);}
.breadcrumb{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:13px;letter-spacing:0.02em;color:var(--ink-3);margin-bottom:22px;
}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb .sep{opacity:0.55;}
.breadcrumb .current{color:var(--ink-2);}
.page-title{
  margin:0 0 18px;font-size:clamp(30px,4.2vw,56px);font-weight:700;
  line-height:1.2;letter-spacing:-0.02em;color:var(--ink);
}
.lede{
  margin:0;max-width:760px;font-size:clamp(15px,1.5vw,17px);
  line-height:1.9;color:var(--ink-body);
}
.head-meta{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  margin-top:26px;font-size:12.5px;letter-spacing:0.02em;color:var(--ink-3);
}
.head-meta .dot-sep{width:1px;height:11px;background:var(--line);display:inline-block;}
.pill{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:999px;font-size:12px;letter-spacing:0.04em;
  background:rgba(255,194,75,0.10);border:1px solid rgba(255,194,75,0.32);color:var(--gold);
}
.pill::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold);}

/* ---------- 主体两栏 ---------- */
.cat-layout{
  display:grid;grid-template-columns:4fr 8fr;gap:48px;
  padding:56px 0 72px;align-items:start;
}
.side{position:sticky;top:96px;}
.side-panel{
  background:var(--panel);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border:1px solid var(--line);
  border-top-color:rgba(255,255,255,0.10);
  border-radius:var(--r-panel);
  padding:26px;
  box-shadow:var(--shadow-card);
}
.side-label{
  margin:0;font-size:12px;letter-spacing:0.12em;color:var(--ink-3);
  text-transform:uppercase;
}
.side-name{
  margin:8px 0 0;font-size:19px;font-weight:650;color:var(--ink);letter-spacing:-0.01em;
}
.toc{list-style:none;margin:18px 0 0;padding:0;}
.toc li + li{margin-top:2px;}
.toc a{
  display:flex;align-items:flex-start;gap:12px;
  padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--ink-2);
  transition:background var(--t) var(--ease),color var(--t) var(--ease);
}
.toc a:hover{background:rgba(46,230,168,0.08);color:var(--ink);}
.toc .num{
  font-size:12px;letter-spacing:0.06em;color:var(--accent);
  font-variant-numeric:tabular-nums;line-height:1.9;
}

/* ---------- 内容分节 ---------- */
.content{min-width:0;}
.section-block + .section-block{
  margin-top:48px;padding-top:44px;border-top:1px solid var(--line-soft);
}
.sec-title{
  position:relative;margin:0 0 18px;padding-left:18px;
  font-size:clamp(22px,2.6vw,32px);font-weight:650;line-height:1.3;
  letter-spacing:-0.01em;color:var(--ink);
}
.sec-title::before{
  content:"";position:absolute;left:0;top:0.36em;width:6px;height:0.86em;
  border-radius:3px;background:var(--accent);
}
.txt{margin:0 0 16px;font-size:16px;line-height:1.95;color:var(--ink-body);}
.txt:last-child{margin-bottom:0;}
.txt strong{color:var(--ink);font-weight:600;}

/* 参数卡 */
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px;}
.stat{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px 18px 16px;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.stat:hover{border-color:rgba(46,230,168,0.35);transform:translateY(-2px);}
.s-key{display:block;font-size:12px;letter-spacing:0.04em;color:var(--ink-3);}
.s-val{
  display:block;margin-top:6px;font-size:18px;font-weight:700;color:var(--ink);
  font-variant-numeric:tabular-nums;letter-spacing:-0.01em;
}

/* 步骤卡 */
.steps{list-style:none;margin:24px 0 0;padding:0;display:grid;gap:12px;}
.step{
  display:flex;gap:16px;padding:18px 20px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.step:hover{border-color:rgba(46,230,168,0.35);transform:translateY(-2px);box-shadow:var(--shadow-card);}
.step-num{
  flex:none;width:34px;height:34px;border-radius:10px;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;color:var(--accent);
  background:var(--accent-dim);border:1px solid rgba(46,230,168,0.28);
  font-variant-numeric:tabular-nums;
}
.step-body{min-width:0;}
.step-t{margin:0 0 4px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;}
.step-d{margin:0;font-size:14px;line-height:1.75;color:var(--ink-2);}

/* 阶段视觉面板 */
.visual-panel{
  position:relative;margin-top:26px;padding:26px;
  border-radius:var(--r-panel);border:1px solid var(--line);
  overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,12,22,0.86),rgba(7,12,22,0.95)),
                   url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-card);
}
.phases{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.phase{position:relative;padding:26px 12px 0 0;}
.phase::before{
  content:"";position:absolute;top:8px;left:0;right:0;height:1px;
  background:rgba(255,255,255,0.10);
}
.phase:last-child::before{right:auto;width:0;}
.phase .dot{
  position:absolute;top:1px;left:0;width:14px;height:14px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(46,230,168,0.14);
}
.phase.now .dot{
  background:var(--bg);border:2px solid var(--accent);box-shadow:0 0 0 4px rgba(46,230,168,0.16);
  animation:breathe 2s var(--ease) infinite;
}
.phase.wait .dot{
  background:transparent;border:1px solid rgba(255,255,255,0.28);box-shadow:none;
}
@keyframes breathe{0%,100%{opacity:1;}50%{opacity:0.45;}}
.phase-t{display:block;font-size:14px;font-weight:600;color:var(--ink);letter-spacing:0.01em;}
.phase-s{display:block;font-size:12px;color:var(--ink-3);margin-top:2px;}
.phase.now .phase-s{color:var(--accent);}
.bar-row{display:flex;align-items:center;justify-content:space-between;margin:26px 0 10px;}
.bar-label{font-size:12.5px;letter-spacing:0.04em;color:var(--ink-3);}
.bar-num{font-size:15px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,0.08);overflow:hidden;}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#2EE6A8,#8CF7D2);}

/* 要点清单 */
.checks{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:12px;}
.checks li{display:flex;gap:12px;font-size:15px;line-height:1.85;color:var(--ink-body);}
.tick{
  flex:none;position:relative;width:16px;height:16px;margin-top:6px;border-radius:4px;
  background:var(--accent-dim);border:1px solid rgba(46,230,168,0.42);
}
.tick::after{
  content:"";position:absolute;left:4px;top:1px;width:5px;height:9px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(40deg);
}

/* 图 */
.figure{
  margin:26px 0 0;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--panel-deep);
}
.figure img{width:100%;height:auto;object-fit:cover;}
.figure figcaption{
  padding:10px 16px;font-size:12px;letter-spacing:0.02em;color:var(--ink-3);
  text-align:center;background:rgba(13,21,36,0.75);
}

/* 判定列表 */
.judge-list{display:grid;gap:12px;margin-top:22px;}
.judge{
  padding:18px 20px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--line);
  border-left:3px solid rgba(46,230,168,0.45);
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease);
}
.judge:hover{transform:translateY(-2px);border-color:rgba(46,230,168,0.35);border-left-color:var(--accent);}
.judge-t{margin:0 0 6px;font-size:16px;font-weight:600;color:var(--ink);line-height:1.6;}
.judge p{margin:0;font-size:14px;line-height:1.8;color:var(--ink-2);}
.note{
  margin-top:22px;padding:16px 20px;border-radius:0 12px 12px 0;
  border-left:3px solid var(--gold);background:rgba(255,194,75,0.07);
  font-size:14px;line-height:1.8;color:#E6D9BC;
}

/* ---------- FAQ ---------- */
.faq-section{padding:72px 0;border-top:1px solid var(--line-soft);}
.faq-head{max-width:820px;margin:0 auto 28px;}
.faq-head .sec-title{margin-bottom:10px;}
.faq-head p{margin:0;font-size:15px;color:var(--ink-2);line-height:1.85;}
.faq{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line-soft);}
.faq-item:first-child{border-top:1px solid var(--line-soft);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  width:100%;padding:20px 0;text-align:left;
  font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--accent);}
.sign{
  position:relative;flex:none;width:20px;height:20px;
  transition:transform var(--t) var(--ease);
}
.sign::before,.sign::after{
  content:"";position:absolute;background:var(--accent);border-radius:1px;
  transition:opacity var(--t) var(--ease);
}
.sign::before{left:0;top:9px;width:20px;height:2px;}
.sign::after{left:9px;top:0;width:2px;height:20px;}
.faq-item.open .sign{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height 0.3s var(--ease);}
.faq-a p{
  margin:0;padding:0 0 22px 18px;
  font-size:15px;line-height:1.85;color:var(--ink-2);
  border-left:1px solid rgba(46,230,168,0.28);
}

/* ---------- CTA ---------- */
.cta-section{padding:0 0 80px;}
.cta-band{
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:34px 36px;border-radius:var(--r-panel);
  border:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(46,230,168,0.10),rgba(18,28,46,0.62) 60%),
                   url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  box-shadow:var(--shadow-card);
}
.cta-band h2{
  margin:0 0 8px;font-size:clamp(20px,2.2vw,26px);font-weight:650;
  letter-spacing:-0.01em;color:var(--ink);line-height:1.35;
}
.cta-band p{margin:0;font-size:14.5px;color:var(--ink-2);line-height:1.8;max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:0;padding:64px 0 32px;
  border-top:1px solid var(--line-soft);
  background:rgba(11,19,34,0.62);
}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand p{
  margin:16px 0 0;font-size:14px;line-height:1.8;color:var(--ink-2);max-width:330px;
}
.footer-col h4{
  margin:0 0 16px;font-size:13px;font-weight:600;letter-spacing:0.1em;color:var(--ink);
}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--ink-2);}
.footer-col a:hover{color:var(--accent);}
.footer-col p{margin:0;font-size:14px;line-height:1.9;color:var(--ink-2);}
.footer-disclaimer{
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line-soft);
  font-size:12.5px;line-height:1.9;color:var(--ink-3);
}
.footer-bottom{
  margin-top:20px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--ink-3);
}
.site-domain{letter-spacing:0.04em;}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:60;
  display:flex;flex-direction:column;
  padding:22px 20px 32px;
  background:rgba(7,12,22,0.97);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  transform:translateY(-100%);
  visibility:hidden;
  transition:transform 0.3s var(--ease),visibility 0.3s var(--ease);
}
.drawer.open{transform:translateY(0);visibility:visible;}
.drawer-top{display:flex;align-items:center;justify-content:space-between;height:52px;}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  color:var(--ink-2);font-size:20px;line-height:1;
  display:grid;place-items:center;
}
.drawer-links{display:flex;flex-direction:column;margin-top:18px;}
.drawer-links a{
  padding:18px 4px;font-size:16px;color:var(--ink-2);
  border-bottom:1px solid var(--line-soft);
  letter-spacing:0.04em;
}
.drawer-links a:active,.drawer-links a:hover{color:var(--accent);}
.drawer-cta{margin-top:auto;width:100%;}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .cat-layout{grid-template-columns:1fr;gap:32px;padding:40px 0 56px;}
  .side{position:static;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
  .stat-grid{grid-template-columns:1fr 1fr;}
  .visual-panel{padding:22px 18px;}
  .phases{grid-template-columns:1fr;gap:0;}
  .phase{padding:0 0 18px 26px;}
  .phase::before{
    top:0;bottom:0;left:6px;right:auto;width:1px;height:auto;
  }
  .phase:last-child{padding-bottom:0;}
  .phase:last-child::before{display:none;}
  .phase .dot{top:5px;left:0;}
  .phase-t{padding-top:0;}
}
@media (max-width:768px){
  .wrap{padding:0 20px;}
  .header-inner{height:64px;gap:16px;}
  .page-head{padding:40px 0 36px;}
  .head-meta{font-size:12px;gap:10px;}
  .section-block + .section-block{margin-top:40px;padding-top:36px;}
  .faq-section{padding:56px 0;}
  .cta-band{padding:26px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr;}
  .step{padding:16px;gap:12px;}
  .btn{height:46px;padding:0 20px;font-size:14px;}
  .side-panel{padding:20px;}
  .figure figcaption{text-align:left;}
  .faq-q{font-size:15.5px;padding:18px 0;}
  .cta-band h2{font-size:19px;}
}

/* roulang page: category2 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,28,46,0.55);
  --panel-solid:#0F1828;
  --line:rgba(255,255,255,0.08);
  --line-soft:rgba(255,255,255,0.06);
  --text:#E8EEF7;
  --muted:#9AAABF;
  --weak:#5E7189;
  --accent:#2EE6A8;
  --accent-soft:#7CF3C9;
  --gold:#FFC24B;
  --danger:#FF6B6B;
  --radius-card:16px;
  --radius-panel:20px;
  --radius-btn:999px;
  --radius-input:12px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(46,230,168,0.5),0 8px 24px rgba(46,230,168,0.28);
  --shadow-glow-hover:0 0 0 1px rgba(46,230,168,0.65),0 8px 34px rgba(46,230,168,0.4);
  --ease:cubic-bezier(0.4,0,0.2,1);
  --t:200ms;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  color:var(--text);
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 480px at 50% -160px, rgba(46,230,168,0.16), transparent 70%),
    linear-gradient(180deg, #070C16 0%, #070C16 55%, #060A12 100%);
  background-repeat:no-repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size:48px 48px;
  mask-image:radial-gradient(circle at 50% 0%, #000 0%, rgba(0,0,0,0.35) 55%, transparent 85%);
  -webkit-mask-image:radial-gradient(circle at 50% 0%, #000 0%, rgba(0,0,0,0.35) 55%, transparent 85%);
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}

.page-shell{position:relative;z-index:1;}

.container{
  width:100%;
  max-width:1280px !important;
  margin-left:auto;
  margin-right:auto;
  padding-left:32px;
  padding-right:32px;
}

/* ------- header ------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(7,12,22,0.35);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--t) var(--ease),border-color var(--t) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,22,0.88);
  border-bottom-color:var(--line-soft);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  height:74px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:19px;
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--text);
  transition:color var(--t) var(--ease);
}
.brand:hover{color:var(--accent);}
.brand-dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 10px rgba(46,230,168,0.9);
  flex:none;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:36px;
}
.nav-link{
  position:relative;
  font-size:14px;
  letter-spacing:0.06em;
  color:var(--muted);
  padding:6px 0;
  transition:color var(--t) var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link.is-active{color:var(--text);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-3px;
  height:2px;
  border-radius:2px;
  background:var(--accent);
}
.header-actions{display:flex;align-items:center;gap:14px;}
.btn-capsule{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:38px;
  padding:0 20px;
  border-radius:var(--radius-btn);
  border:1px solid rgba(46,230,168,0.4);
  color:var(--accent);
  font-size:13px;
  letter-spacing:0.06em;
  background:rgba(46,230,168,0.06);
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease),box-shadow var(--t) var(--ease),transform var(--t) var(--ease);
}
.btn-capsule:hover{
  border-color:rgba(46,230,168,0.75);
  background:rgba(46,230,168,0.12);
  box-shadow:0 6px 20px rgba(46,230,168,0.2);
  transform:translateY(-1px);
}
.nav-toggle{
  display:none;
  width:42px;
  height:42px;
  border:1px solid var(--line);
  border-radius:12px;
  background:rgba(255,255,255,0.03);
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:6px;
}
.nav-toggle span{
  display:block;
  width:18px;
  height:1px;
  background:var(--text);
  transition:transform var(--t) var(--ease),opacity var(--t) var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(3.5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){transform:translateY(-3.5px) rotate(-45deg);}

.nav-drawer{
  position:fixed;
  inset:0;
  z-index:70;
  display:none;
  flex-direction:column;
  padding:96px 24px 32px;
  background:rgba(6,10,18,0.96);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  overflow-y:auto;
}
.nav-drawer.is-open{display:flex;}
.nav-drawer .drawer-close{
  position:absolute;
  top:20px;
  right:20px;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,0.03);
  color:var(--text);
  font-size:20px;
  line-height:1;
  cursor:pointer;
}
.drawer-links{display:flex;flex-direction:column;}
.drawer-links a{
  padding:18px 4px;
  font-size:16px;
  letter-spacing:0.04em;
  color:var(--muted);
  border-bottom:1px solid var(--line-soft);
}
.drawer-links a.is-active{color:var(--accent);}
.drawer-cta{margin-top:28px;}

/* ------- buttons ------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 28px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  letter-spacing:0.04em;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform var(--t) var(--ease),box-shadow var(--t) var(--ease),background var(--t) var(--ease),border-color var(--t) var(--ease),color var(--t) var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#2EE6A8 0%,#22C795 100%);
  color:#04140F;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{box-shadow:var(--shadow-glow-hover);transform:translateY(-2px);}
.btn-ghost{
  border-color:rgba(255,255,255,0.16);
  background:rgba(255,255,255,0.04);
  color:var(--text);
}
.btn-ghost:hover{
  border-color:rgba(46,230,168,0.45);
  color:var(--accent);
  transform:translateY(-2px);
}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn:focus-visible,.btn-capsule:focus-visible,.nav-link:focus-visible,.brand:focus-visible,.nav-toggle:focus-visible,.faq-q:focus-visible,.drawer-links a:focus-visible,.nav-drawer .drawer-close:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
}

/* ------- banner hero ------- */
.banner{
  position:relative;
  margin-top:26px;
  border-radius:var(--radius-panel);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  min-height:420px;
  display:flex;
  align-items:flex-end;
}
.banner-media{position:absolute;inset:0;z-index:0;}
.banner-media img{width:100%;height:100%;object-fit:cover;}
.banner-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(180deg, rgba(7,12,22,0.35) 0%, rgba(7,12,22,0.72) 52%, rgba(7,12,22,0.94) 100%),
    linear-gradient(90deg, rgba(7,12,22,0.82) 0%, rgba(7,12,22,0.2) 70%);
}
.banner-inner{
  position:relative;
  z-index:1;
  padding:64px 56px 52px;
  max-width:820px;
}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:0.08em;
  border:1px solid rgba(255,194,75,0.4);
  color:var(--gold);
  background:rgba(255,194,75,0.1);
}
.badge-accent{
  border-color:rgba(46,230,168,0.4);
  color:var(--accent);
  background:rgba(46,230,168,0.1);
}
.badge-muted{
  border-color:rgba(255,255,255,0.14);
  color:var(--muted);
  background:rgba(255,255,255,0.05);
}
.banner h1{
  margin-top:20px;
  font-size:clamp(30px,4.2vw,54px);
  font-weight:700;
  line-height:1.2;
  letter-spacing:-0.02em;
}
.banner-lead{
  margin-top:18px;
  max-width:660px;
  font-size:16px;
  line-height:1.9;
  color:var(--muted);
}
.banner-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.banner-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:32px;
  font-size:13px;
  color:var(--weak);
  letter-spacing:0.02em;
}
.banner-meta .dotline{width:1px;height:12px;background:rgba(255,255,255,0.14);}
.banner-meta b{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums;}

/* ------- generic section ------- */
.section{padding:76px 0;}
.section-tight{padding:56px 0;}
.divider{height:1px;background:var(--line-soft);border:0;}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:38px;
}
.sec-title{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,32px);
  font-weight:650;
  line-height:1.3;
  letter-spacing:-0.01em;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;
  top:6px;
  bottom:6px;
  width:4px;
  border-radius:2px;
  background:var(--accent);
}
.sec-desc{
  margin-top:12px;
  padding-left:16px;
  max-width:720px;
  font-size:14px;
  line-height:1.85;
  color:var(--muted);
}
.sec-link{
  font-size:14px;
  color:var(--muted);
  letter-spacing:0.04em;
  white-space:nowrap;
  transition:color var(--t) var(--ease);
}
.sec-link:hover{color:var(--accent);}

/* ------- stats strip ------- */
.stat-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.10),var(--shadow-card);
  overflow:hidden;
}
.stat-cell{
  padding:28px 26px;
  border-right:1px solid var(--line-soft);
}
.stat-cell:last-child{border-right:0;}
.stat-label{
  font-size:12px;
  letter-spacing:0.1em;
  color:var(--weak);
}
.stat-value{
  margin-top:8px;
  font-size:26px;
  font-weight:700;
  letter-spacing:-0.01em;
  color:var(--text);
  font-variant-numeric:tabular-nums;
}
.stat-value em{
  font-style:normal;
  font-size:14px;
  font-weight:500;
  color:var(--muted);
  margin-left:4px;
}
.stat-cell.is-accent .stat-value{color:var(--accent);}

/* ------- reward waterfall ------- */
.reward-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:26px;
  align-items:start;
}
.reward-card{
  position:relative;
  display:flex;
  flex-direction:column;
  border-radius:var(--radius-card);
  border:1px solid var(--line);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.08),var(--shadow-card);
  overflow:hidden;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.reward-card:hover{
  transform:translateY(-2px);
  border-color:rgba(46,230,168,0.35);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.1),0 16px 40px rgba(0,0,0,0.5);
}
.reward-card:hover .reward-title{color:var(--accent);}
.reward-card:hover .reward-cover img{transform:scale(1.03);}
.reward-offset{margin-top:46px;}
.reward-cover{
  position:relative;
  overflow:hidden;
  background:#0A1220;
}
.reward-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 320ms var(--ease);
}
.ratio-a{aspect-ratio:16/10;}
.ratio-b{aspect-ratio:4/3;}
.ratio-c{aspect-ratio:3/2;}
.reward-cover::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,22,0) 40%,rgba(7,12,22,0.6) 100%);
}
.reward-badge{
  position:absolute;
  top:14px;
  right:14px;
  z-index:2;
}
.reward-body{
  padding:22px 24px 24px;
  display:flex;
  flex-direction:column;
  flex:1;
}
.reward-title{
  font-size:19px;
  font-weight:600;
  letter-spacing:-0.01em;
  color:var(--text);
  transition:color var(--t) var(--ease);
}
.reward-text{
  margin-top:10px;
  font-size:14px;
  line-height:1.8;
  color:var(--muted);
}
.reward-foot{
  margin-top:18px;
  padding-top:16px;
  border-top:1px dashed rgba(255,255,255,0.1);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  font-size:12.5px;
  color:var(--weak);
  letter-spacing:0.02em;
}
.reward-foot b{color:var(--muted);font-weight:500;}

/* ------- stage progress ------- */
.panel{
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  background:var(--panel);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.10),var(--shadow-card);
  padding:36px;
}
.stage-track{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:0;
  margin-top:12px;
}
.stage-node{
  position:relative;
  padding-right:20px;
}
.stage-node::before{
  content:"";
  position:absolute;
  top:9px;
  left:22px;
  right:0;
  height:1px;
  background:rgba(255,255,255,0.12);
}
.stage-node:last-child::before{display:none;}
.stage-dot{
  position:relative;
  z-index:1;
  width:18px;
  height:18px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 0 4px rgba(46,230,168,0.12);
}
.stage-node.is-current .stage-dot{
  background:transparent;
  border:2px solid var(--accent);
  animation:breathe 2s ease-in-out infinite;
}
.stage-node.is-locked .stage-dot{
  background:transparent;
  border:2px solid rgba(255,255,255,0.18);
  box-shadow:none;
}
@keyframes breathe{
  0%,100%{opacity:1;}
  50%{opacity:0.45;}
}
.stage-name{
  margin-top:16px;
  font-size:15px;
  font-weight:600;
  color:var(--text);
}
.stage-state{
  margin-top:4px;
  font-size:12.5px;
  color:var(--weak);
  letter-spacing:0.02em;
}
.stage-node.is-current .stage-state{color:var(--accent);}
.progress-wrap{margin-top:36px;}
.progress-head{
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:16px;
  font-size:13px;
  color:var(--muted);
}
.progress-head b{
  font-size:20px;
  color:var(--accent);
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.progress-bar{
  margin-top:10px;
  height:6px;
  border-radius:999px;
  background:rgba(255,255,255,0.08);
  overflow:hidden;
}
.progress-fill{
  height:100%;
  width:68%;
  border-radius:999px;
  background:linear-gradient(90deg,#2EE6A8 0%,#7CF3C9 100%);
  box-shadow:0 0 16px rgba(46,230,168,0.45);
}

/* ------- notice split ------- */
.split{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:34px;
  align-items:start;
}
.notice-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.notice-item{
  display:flex;
  gap:14px;
  padding:18px 20px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(255,255,255,0.02);
  transition:border-color var(--t) var(--ease),background var(--t) var(--ease);
}
.notice-item:hover{border-color:rgba(46,230,168,0.3);background:rgba(46,230,168,0.05);}
.notice-icon{
  flex:none;
  width:26px;
  height:26px;
  border-radius:8px;
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--accent);
  background:rgba(46,230,168,0.12);
  font-size:13px;
  margin-top:2px;
}
.notice-item h3{
  font-size:15px;
  font-weight:600;
  color:var(--text);
}
.notice-item p{
  margin-top:4px;
  font-size:13.5px;
  line-height:1.75;
  color:var(--muted);
}

/* ------- faq ------- */
.faq-wrap{max-width:820px;margin:0 auto;}
.faq-item{border-bottom:1px solid var(--line-soft);}
.faq-item:first-child{border-top:1px solid var(--line-soft);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:22px 4px;
  background:transparent;
  border:0;
  color:var(--text);
  text-align:left;
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  cursor:pointer;
  transition:color var(--t) var(--ease);
}
.faq-q:hover{color:var(--accent);}
.faq-mark{
  flex:none;
  width:20px;
  height:20px;
  position:relative;
  transition:transform var(--t) var(--ease);
}
.faq-mark::before,.faq-mark::after{
  content:"";
  position:absolute;
  background:var(--accent);
  border-radius:2px;
}
.faq-mark::before{left:0;right:0;top:9px;height:2px;}
.faq-mark::after{top:0;bottom:0;left:9px;width:2px;}
.faq-item.is-open .faq-mark{transform:rotate(45deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  opacity:0;
  transition:max-height 260ms var(--ease),opacity 220ms var(--ease);
}
.faq-item.is-open .faq-a{opacity:1;}
.faq-a p{
  padding:0 4px 24px 22px;
  font-size:14.5px;
  line-height:1.9;
  color:var(--muted);
}

/* ------- cta band ------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-panel);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  padding:46px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:32px;
  background:linear-gradient(90deg,rgba(46,230,168,0.12) 0%,rgba(18,28,46,0.55) 55%,rgba(18,28,46,0.4) 100%);
}
.cta-band::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  opacity:0.14;
  z-index:0;
}
.cta-band > *{position:relative;z-index:1;}
.cta-band h2{
  font-size:clamp(20px,2.4vw,28px);
  font-weight:650;
  letter-spacing:-0.01em;
}
.cta-band p{
  margin-top:8px;
  font-size:14px;
  color:var(--muted);
  max-width:600px;
}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ------- footer ------- */
.site-footer{
  margin-top:24px;
  border-top:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(11,19,34,0.6) 0%,rgba(7,12,22,0.95) 60%);
  padding:64px 0 34px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.3fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid var(--line-soft);
}
.footer-brand p{
  margin-top:16px;
  font-size:13.5px;
  line-height:1.85;
  color:var(--muted);
  max-width:340px;
}
.footer-col h4{
  font-size:13px;
  letter-spacing:0.1em;
  color:var(--weak);
  font-weight:600;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:var(--muted);
  transition:color var(--t) var(--ease);
}
.footer-col a:hover{color:var(--accent);}
.footer-col p{
  font-size:13.5px;
  line-height:1.9;
  color:var(--muted);
}
.footer-disclaimer{
  padding:26px 0;
  border-bottom:1px solid var(--line-soft);
  font-size:12.5px;
  line-height:1.9;
  color:var(--weak);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding-top:24px;
  font-size:12.5px;
  color:var(--weak);
  letter-spacing:0.02em;
  flex-wrap:wrap;
}
.site-domain{color:var(--weak);}

/* ------- responsive ------- */
@media (max-width:1024px){
  .nav-links{gap:24px;}
  .banner-inner{padding:48px 36px 40px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .stat-cell:nth-child(2){border-right:0;}
  .stat-cell:nth-child(1),.stat-cell:nth-child(2){border-bottom:1px solid var(--line-soft);}
  .split{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 32px;}
}
@media (max-width:900px){
  .nav-links{display:none;}
  .header-actions .btn-capsule{display:none;}
  .nav-toggle{display:flex;}
}
@media (max-width:768px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding:52px 0;}
  .section-tight{padding:40px 0;}
  .banner{min-height:0;}
  .banner-inner{padding:36px 24px 32px;}
  .banner-lead{font-size:15px;}
  .banner-actions .btn{width:100%;}
  .reward-grid{grid-template-columns:1fr;gap:20px;}
  .reward-offset{margin-top:0;}
  .panel{padding:26px 22px;}
  .stage-track{grid-template-columns:1fr;gap:0;}
  .stage-node{
    display:grid;
    grid-template-columns:22px 1fr;
    gap:14px;
    padding:0 0 26px 0;
  }
  .stage-node::before{
    top:22px;
    left:9px;
    right:auto;
    width:1px;
    height:100%;
  }
  .stage-dot{grid-column:1;grid-row:1;}
  .stage-name{margin-top:0;}
  .stage-node .stage-text{grid-column:2;grid-row:1;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .faq-q{font-size:15.5px;padding:18px 2px;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .cta-band{padding:30px 24px;}
  .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
  .stat-strip{grid-template-columns:1fr;}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line-soft);}
  .stat-cell:last-child{border-bottom:0;}
  .banner h1{font-size:28px;}
  .reward-body{padding:18px 18px 20px;}
}

/* roulang page: category3 */
:root{
  --bg:#070C16;
  --bg-2:#0B1322;
  --panel:rgba(18,28,46,0.55);
  --panel-solid:rgba(13,21,36,0.9);
  --border:rgba(255,255,255,0.08);
  --border-strong:rgba(255,255,255,0.14);
  --accent:#2EE6A8;
  --accent-soft:rgba(46,230,168,0.14);
  --accent-2:#FFC24B;
  --danger:#FF6B6B;
  --text:#E8EEF7;
  --muted:#9AAABF;
  --weak:#5E7189;
  --radius-sm:12px;
  --radius:16px;
  --radius-lg:20px;
  --btn-radius:999px;
  --shadow-card:0 10px 30px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(46,230,168,0.5),0 8px 24px rgba(46,230,168,0.28);
  --ease:cubic-bezier(0.4,0,0.2,1);
  --dur:200ms;
  --header-h:72px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  letter-spacing:0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,0.03) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  top:-24vh;
  left:50%;
  transform:translateX(-50%);
  width:130vw;
  height:70vh;
  background:radial-gradient(ellipse at center,rgba(46,230,168,0.17),rgba(46,230,168,0) 65%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding-left:32px;
  padding-right:32px;
  position:relative;
  z-index:1;
}

/* ---------- Header ---------- */
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:60;
  background:rgba(7,12,22,0.42);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.site-header.is-scrolled{
  background:rgba(7,12,22,0.88);
  border-bottom-color:var(--border);
}
.header-inner{
  height:var(--header-h);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:19px;
  font-weight:700;
  letter-spacing:0.02em;
  color:var(--text);
  transition:color var(--dur) var(--ease);
}
.brand:hover{color:var(--accent);}
.brand-dot{
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 10px rgba(46,230,168,0.8);
  display:inline-block;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:36px;
}
.nav-link{
  position:relative;
  font-size:14px;
  letter-spacing:0.06em;
  color:var(--muted);
  padding:6px 0;
  transition:color var(--dur) var(--ease);
}
.nav-link:hover{color:var(--text);}
.nav-link.is-active{color:var(--text);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:0;
  right:0;
  bottom:-6px;
  height:2px;
  background:var(--accent);
  border-radius:2px;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:16px;
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  letter-spacing:0.04em;
  padding:12px 26px;
  border-radius:var(--btn-radius);
  border:1px solid transparent;
  transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease),color var(--dur) var(--ease),background var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:var(--accent);
  color:#06231A;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(46,230,168,0.6),0 8px 34px rgba(46,230,168,0.42);
}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{
  background:rgba(255,255,255,0.03);
  border-color:var(--border-strong);
  color:var(--text);
}
.btn-ghost:hover{
  border-color:rgba(46,230,168,0.45);
  color:var(--accent);
  transform:translateY(-2px);
}
.btn-sm{
  padding:8px 18px;
  font-size:13px;
}
.nav-toggle{
  display:none;
  width:40px;
  height:40px;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:6px;
  border-radius:10px;
  border:1px solid var(--border);
  background:rgba(255,255,255,0.03);
  transition:border-color var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:rgba(46,230,168,0.45);}
.nav-toggle span{
  display:block;
  width:18px;
  height:1px;
  background:var(--text);
  transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease);
}
.nav-toggle.is-open span:nth-child(1){transform:translateY(3.5px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){transform:translateY(-3.5px) rotate(-45deg);}

/* ---------- Drawer ---------- */
.nav-drawer{
  position:fixed;
  inset:0;
  z-index:55;
  background:rgba(7,12,22,0.94);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  opacity:0;
  visibility:hidden;
  transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease);
  padding-top:calc(var(--header-h) + 16px);
}
.nav-drawer.is-open{opacity:1;visibility:visible;}
.nav-drawer-inner{
  max-width:1280px;
  margin:0 auto;
  padding:8px 20px 40px;
  display:flex;
  flex-direction:column;
}
.drawer-link{
  font-size:16px;
  letter-spacing:0.05em;
  color:var(--muted);
  padding:18px 4px;
  border-bottom:1px solid var(--border);
  transition:color var(--dur) var(--ease),padding-left var(--dur) var(--ease);
}
.drawer-link:hover{color:var(--text);padding-left:10px;}
.drawer-link.is-active{color:var(--accent);}
.drawer-cta{margin-top:28px;width:100%;padding:14px 26px;}

/* ---------- Page hero ---------- */
.page-hero{
  position:relative;
  padding-top:calc(var(--header-h) + 72px);
  padding-bottom:56px;
  border-bottom:1px solid rgba(255,255,255,0.06);
  overflow:hidden;
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-size:cover;
  background-position:center;
  opacity:0.20;
  filter:saturate(0.85);
  z-index:0;
}
.page-hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,12,22,0.72) 0%,rgba(7,12,22,0.92) 62%,var(--bg) 100%);
  z-index:0;
}
.page-hero-inner{max-width:900px;}
.breadcrumb{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px;
  font-size:12.5px;
  letter-spacing:0.03em;
  color:var(--weak);
  margin-bottom:22px;
}
.breadcrumb a{color:var(--weak);transition:color var(--dur) var(--ease);}
.breadcrumb a:hover{color:var(--accent);}
.breadcrumb span.sep{color:rgba(255,255,255,0.18);}
.breadcrumb .current{color:var(--muted);}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  letter-spacing:0.16em;
  color:var(--accent);
  padding:6px 14px;
  border:1px solid rgba(46,230,168,0.32);
  border-radius:var(--btn-radius);
  background:var(--accent-soft);
  margin-bottom:20px;
}
h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:700;
  line-height:1.2;
  letter-spacing:-0.02em;
  margin-bottom:20px;
}
.page-hero-lead{
  font-size:16px;
  line-height:1.9;
  color:var(--muted);
  max-width:720px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:14px;
  margin-top:28px;
  font-size:12.5px;
  color:var(--weak);
  letter-spacing:0.03em;
}
.hero-meta .meta-item{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-variant-numeric:tabular-nums;
}
.hero-meta .meta-item::before{
  content:"";
  width:6px;
  height:6px;
  border-radius:50%;
  background:var(--accent);
  opacity:0.9;
}
.hero-meta .divider{
  width:1px;
  height:12px;
  background:rgba(255,255,255,0.14);
}

/* ---------- Sections ---------- */
.section{
  padding-top:80px;
  padding-bottom:80px;
  position:relative;
  z-index:1;
}
.section + .section{border-top:1px solid rgba(255,255,255,0.06);}
.section-head{
  max-width:720px;
  margin-bottom:44px;
}
.section-title{
  position:relative;
  font-size:clamp(22px,2.6vw,32px);
  font-weight:650;
  line-height:1.3;
  letter-spacing:-0.01em;
  padding-left:18px;
  margin-bottom:16px;
}
.section-title::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform:translateY(-50%);
  width:6px;
  height:22px;
  border-radius:3px;
  background:var(--accent);
}
.section-desc{
  color:var(--muted);
  font-size:15px;
  line-height:1.9;
}
h3{
  font-size:19px;
  font-weight:600;
  line-height:1.5;
  letter-spacing:0.01em;
}

/* ---------- Timeline ---------- */
.timeline{
  position:relative;
  max-width:900px;
  margin:0 auto;
}
.timeline::before{
  content:"";
  position:absolute;
  left:22px;
  top:10px;
  bottom:34px;
  width:1px;
  background:linear-gradient(180deg,rgba(46,230,168,0.55) 0%,rgba(46,230,168,0.28) 45%,rgba(255,255,255,0.08) 100%);
}
.tl-item{
  position:relative;
  padding-left:74px;
  padding-bottom:34px;
}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;
  left:0;
  top:0;
  width:45px;
  height:45px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  font-weight:700;
  letter-spacing:0.02em;
  font-variant-numeric:tabular-nums;
  color:var(--muted);
  background:rgba(13,21,36,0.95);
  border:1px solid rgba(46,230,168,0.4);
  box-shadow:0 0 0 5px rgba(7,12,22,0.9);
  transition:border-color var(--dur) var(--ease),color var(--dur) var(--ease);
}
.tl-dot--active{
  background:var(--accent);
  border-color:var(--accent);
  color:#06231A;
  box-shadow:0 0 0 5px rgba(7,12,22,0.9),0 0 18px rgba(46,230,168,0.4);
}
.tl-body{
  background:var(--panel);
  border:1px solid var(--border);
  border-top-color:rgba(255,255,255,0.10);
  border-radius:var(--radius);
  padding:24px 26px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.tl-body:hover{
  transform:translateY(-2px);
  border-color:rgba(46,230,168,0.35);
}
.tl-body:hover h3{color:var(--accent);}
.tl-body h3{
  margin-bottom:10px;
  transition:color var(--dur) var(--ease);
}
.tl-body p{
  color:var(--muted);
  font-size:14.5px;
  line-height:1.85;
}
.tl-list{
  margin-top:14px;
  display:flex;
  flex-direction:column;
  gap:8px;
}
.tl-list li{
  position:relative;
  padding-left:18px;
  font-size:13.5px;
  line-height:1.8;
  color:var(--muted);
}
.tl-list li::before{
  content:"";
  position:absolute;
  left:0;
  top:11px;
  width:6px;
  height:6px;
  border-radius:2px;
  background:var(--accent);
  opacity:0.85;
}

/* ---------- Prepare ---------- */
.prepare-grid{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:48px;
  align-items:start;
}
.prepare-intro p{
  color:var(--muted);
  font-size:15px;
  line-height:1.95;
  margin-bottom:26px;
}
.panel{
  background:var(--panel);
  border:1px solid var(--border);
  border-top-color:rgba(255,255,255,0.10);
  border-radius:var(--radius-lg);
  padding:30px 32px;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.checklist{
  display:flex;
  flex-direction:column;
  gap:22px;
}
.checklist li{
  display:grid;
  grid-template-columns:22px 1fr;
  gap:14px;
  align-items:start;
}
.check-icon{
  width:18px;
  height:18px;
  margin-top:5px;
  border-radius:50%;
  border:1px solid rgba(46,230,168,0.55);
  display:flex;
  align-items:center;
  justify-content:center;
  position:relative;
}
.check-icon::after{
  content:"";
  width:8px;
  height:4px;
  border-left:1.5px solid var(--accent);
  border-bottom:1.5px solid var(--accent);
  transform:rotate(-45deg) translateY(-1px);
}
.checklist h4{
  font-size:15px;
  font-weight:600;
  margin-bottom:4px;
  color:var(--text);
}
.checklist p{
  font-size:13.5px;
  line-height:1.8;
  color:var(--muted);
}

/* ---------- Jump cards ---------- */
.jump-grid{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:24px;
}
.jump-card{
  display:flex;
  flex-direction:column;
  background:var(--panel);
  border:1px solid var(--border);
  border-top-color:rgba(255,255,255,0.10);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-card);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.jump-card:hover{
  transform:translateY(-2px);
  border-color:rgba(46,230,168,0.35);
}
.jump-card:hover h3{color:var(--accent);}
.jump-media{
  overflow:hidden;
  aspect-ratio:16/9;
  background:var(--bg-2);
}
.jump-card--tall .jump-media{aspect-ratio:16/10;}
.jump-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 320ms var(--ease);
}
.jump-card:hover .jump-media img{transform:scale(1.03);}
.jump-body{
  padding:24px 26px 26px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.badge{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  font-size:11.5px;
  letter-spacing:0.08em;
  padding:4px 12px;
  border-radius:var(--btn-radius);
  color:var(--accent);
  background:var(--accent-soft);
  border:1px solid rgba(46,230,168,0.28);
}
.badge--amber{
  color:var(--accent-2);
  background:rgba(255,194,75,0.12);
  border-color:rgba(255,194,75,0.3);
}
.jump-body h3{transition:color var(--dur) var(--ease);}
.jump-body p{
  font-size:13.5px;
  line-height:1.8;
  color:var(--muted);
}
.jump-link{
  margin-top:auto;
  padding-top:12px;
  font-size:13px;
  letter-spacing:0.06em;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:6px;
}

/* ---------- FAQ ---------- */
.faq{
  max-width:820px;
  margin:0 auto;
  border-top:1px solid var(--border);
}
.faq-item{border-bottom:1px solid var(--border);}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  text-align:left;
  padding:24px 4px;
  transition:color var(--dur) var(--ease);
}
.faq-question:hover{color:var(--accent);}
.faq-question h3{
  font-size:17px;
  font-weight:600;
  line-height:1.6;
  transition:color var(--dur) var(--ease);
}
.faq-item.is-open .faq-question h3{color:var(--accent);}
.faq-plus{
  position:relative;
  flex:0 0 20px;
  width:20px;
  height:20px;
  transition:transform var(--dur) var(--ease);
}
.faq-plus::before,
.faq-plus::after{
  content:"";
  position:absolute;
  background:var(--muted);
  border-radius:2px;
  transition:background var(--dur) var(--ease);
}
.faq-plus::before{left:0;top:9.5px;width:20px;height:1px;}
.faq-plus::after{top:0;left:9.5px;height:20px;width:1px;}
.faq-item.is-open .faq-plus{transform:rotate(45deg);}
.faq-item.is-open .faq-plus::before,
.faq-item.is-open .faq-plus::after{background:var(--accent);}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height 260ms var(--ease),opacity var(--dur) var(--ease);
  opacity:0;
}
.faq-item.is-open .faq-answer{opacity:1;}
.faq-answer-inner{
  padding:0 4px 24px 22px;
  color:var(--muted);
  font-size:14.5px;
  line-height:1.9;
  border-left:1px solid rgba(46,230,168,0.35);
  margin-left:0;
}

/* ---------- CTA band ---------- */
.cta-band{
  padding-top:64px;
  padding-bottom:64px;
  border-top:1px solid rgba(255,255,255,0.06);
  border-bottom:1px solid rgba(255,255,255,0.06);
  background:linear-gradient(120deg,rgba(46,230,168,0.08),rgba(46,230,168,0) 62%),rgba(11,19,34,0.6);
  position:relative;
  z-index:1;
}
.cta-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:36px;
  flex-wrap:wrap;
}
.cta-inner h2{
  font-size:clamp(20px,2.2vw,26px);
  font-weight:650;
  margin-bottom:10px;
  letter-spacing:-0.01em;
}
.cta-inner p{
  color:var(--muted);
  font-size:14.5px;
  line-height:1.85;
  max-width:640px;
}

/* ---------- Back home ---------- */
.back-home{
  padding-top:56px;
  padding-bottom:72px;
  text-align:center;
  position:relative;
  z-index:1;
}
.back-home-link{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-size:15px;
  letter-spacing:0.08em;
  color:var(--muted);
  padding-bottom:6px;
  border-bottom:1px solid rgba(255,255,255,0.16);
  transition:color var(--dur) var(--ease),border-color var(--dur) var(--ease),gap var(--dur) var(--ease);
}
.back-home-link:hover{
  color:var(--accent);
  border-color:rgba(46,230,168,0.5);
  gap:18px;
}

/* ---------- Footer ---------- */
.site-footer{
  background:rgba(5,9,16,0.92);
  border-top:1px solid var(--border);
  position:relative;
  z-index:1;
}
.footer-top{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-top:64px;
  padding-bottom:44px;
}
.footer-brand .brand{
  font-size:18px;
  margin-bottom:16px;
}
.footer-brand p{
  color:var(--muted);
  font-size:13.5px;
  line-height:1.85;
  max-width:320px;
}
.footer-col h4{
  font-size:13px;
  font-weight:600;
  letter-spacing:0.1em;
  color:var(--text);
  margin-bottom:18px;
}
.footer-col ul{
  display:flex;
  flex-direction:column;
  gap:12px;
}
.footer-col a{
  font-size:13.5px;
  color:var(--muted);
  transition:color var(--dur) var(--ease);
}
.footer-col a:hover{color:var(--accent);}
.footer-col p{
  font-size:13px;
  color:var(--muted);
  line-height:1.95;
}
.footer-disclaimer{
  border-top:1px solid var(--border);
  padding-top:24px;
  padding-bottom:24px;
  font-size:12.5px;
  line-height:1.95;
  color:var(--weak);
  letter-spacing:0.01em;
}
.footer-bottom{
  border-top:1px solid var(--border);
  padding-top:22px;
  padding-bottom:32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:12.5px;
  color:var(--weak);
  letter-spacing:0.03em;
}
.site-domain{
  font-variant-numeric:tabular-nums;
  color:var(--weak);
}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:flex;}
  .header-actions .btn-ghost{display:none;}
  .prepare-grid{grid-template-columns:1fr;gap:32px;}
  .jump-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding-top:52px;}
  .footer-brand{grid-column:1 / -1;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  .container{padding-left:20px;padding-right:20px;}
  .section{padding-top:56px;padding-bottom:56px;}
  .page-hero{padding-top:calc(var(--header-h) + 48px);padding-bottom:40px;}
  .section-head{margin-bottom:32px;}
  .timeline::before{left:17px;bottom:28px;}
  .tl-item{padding-left:56px;padding-bottom:26px;}
  .tl-dot{width:35px;height:35px;font-size:12px;}
  .tl-body{padding:20px 20px;}
  .panel{padding:24px 22px;}
  .faq-question{padding:20px 2px;gap:16px;}
  .faq-question h3{font-size:15.5px;}
  .faq-answer-inner{padding-left:16px;}
  .cta-band{padding-top:48px;padding-bottom:48px;}
  .footer-top{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
  .hero-meta{gap:10px;font-size:12px;}
}
@media (max-width:420px){
  .btn{padding:11px 20px;font-size:13px;}
  .jump-body{padding:20px;}
  .tl-body{padding:18px 16px;}
}