/* roulang page: index */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand:#12E1A5;
  --brand-2:#6C4BFF;
  --gold:#FFB020;
  --danger:#FF6B6B;
  --text:#EAF0FF;
  --text-2:#A6B0D4;
  --text-3:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --grad-soft:linear-gradient(120deg,rgba(18,225,165,.16) 0%,rgba(108,75,255,.16) 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38), 0 0 0 1px rgba(255,255,255,.06);
  --shadow-soft:0 10px 26px rgba(0,0,0,.28);
  --sec:96px;
  --nav-h:64px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s ease,transform .22s ease;}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;}
.container{width:100%;max-width:1200px;margin-inline:auto;padding-inline:20px;}
@media (min-width:1400px){.container{max-width:1320px;}}
.section{padding:var(--sec) 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:34px;line-height:1.25;font-weight:700;letter-spacing:.5px;}
.section-head p{margin-top:14px;color:var(--text-2);font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:1px;
  color:var(--brand);
}
.grad-text{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.pill{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.4px;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.35);
  color:var(--brand);
}
.pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(18,225,165,.18);}
.pill-gold{background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.4);color:var(--gold);}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(108,75,255,.16);
  border:1px solid rgba(108,75,255,.36);
  color:#BFAEFF;
}
.btn-brand,.btn-ghost,.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:52px;padding:0 30px;border-radius:999px;
  font-size:16px;font-weight:600;letter-spacing:.5px;
  cursor:pointer;border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background-position .4s ease,border-color .22s ease,color .22s ease,background-color .22s ease;
}
.btn-brand{
  background:var(--grad);background-size:180% 100%;background-position:0% 50%;
  color:#06121B;box-shadow:0 10px 26px rgba(18,225,165,.26);
}
.btn-brand:hover{background-position:100% 50%;box-shadow:0 14px 34px rgba(108,75,255,.32);transform:translateY(-2px);color:#06121B;}
.btn-brand:active{transform:translateY(0);}
.btn-ghost{
  background:transparent;color:var(--brand);
  border-color:rgba(18,225,165,.5);
}
.btn-ghost:hover{background:rgba(18,225,165,.12);border-color:var(--brand);transform:translateY(-2px);}
.btn-line{
  background:transparent;color:var(--text);border-color:var(--line-strong);
}
.btn-line:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(11,13,26,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:min-height .25s ease,background .25s ease;
}
.nav-shell{
  display:flex;align-items:center;justify-content:space-between;
  gap:20px;min-height:var(--nav-h);
  transition:min-height .25s ease;
}
.site-header.is-scrolled .nav-shell{min-height:56px;}
.site-header.is-scrolled{background:rgba(11,13,26,.94);}
.nav-left{flex:0 0 58%;display:flex;align-items:center;gap:26px;min-width:0;}
.nav-right{flex:1 1 42%;display:flex;align-items:center;justify-content:flex-end;gap:12px;min-width:0;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);display:grid;place-items:center;
  color:#06121B;font-size:17px;box-shadow:0 8px 20px rgba(18,225,165,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12;}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:1px;color:var(--text);}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:2px;color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:4px;min-width:0;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 12px;border-radius:var(--r-sm);
  font-size:14px;color:var(--text-2);white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;border-radius:2px;
  background:var(--grad);
}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:40px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  color:var(--text-3);flex:0 1 220px;min-width:120px;
  transition:border-color .22s ease,background .22s ease;
}
.nav-search:focus-within{border-color:var(--brand);background:rgba(18,225,165,.08);}
.nav-search i{font-size:13px;}
.nav-search input{
  width:100%;border:0;background:transparent;color:var(--text);
  font-size:13px;outline:none;
}
.nav-search input::placeholder{color:var(--text-3);}
.nav-cta{height:40px;padding:0 20px;font-size:14px;}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  color:var(--text);align-items:center;justify-content:center;cursor:pointer;
}
.mobile-drawer{
  display:none;position:fixed;inset:var(--nav-h) 0 0 0;z-index:1039;
  background:rgba(8,10,20,.97);backdrop-filter:blur(12px);
  padding:24px 20px 40px;overflow-y:auto;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer a{
  display:block;padding:14px 4px;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover,.mobile-drawer a.active{color:var(--brand);}
.mobile-drawer .drawer-cta{margin-top:24px;width:100%;}
body.drawer-open{overflow:hidden;}

/* ============ HERO ============ */
.hero{
  position:relative;overflow:hidden;
  padding:56px 0 72px;
  min-height:86vh;
  display:flex;align-items:center;
}
.hero::before{
  content:"";position:absolute;top:-220px;left:-160px;width:620px;height:620px;
  background:radial-gradient(circle,rgba(18,225,165,.18),transparent 66%);
  pointer-events:none;
}
.hero::after{
  content:"";position:absolute;bottom:-260px;right:-180px;width:640px;height:640px;
  background:radial-gradient(circle,rgba(108,75,255,.2),transparent 66%);
  pointer-events:none;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:56px;align-items:center;
}
.hero-copy{max-width:580px;}
.hero-copy h1{
  margin-top:22px;
  font-size:clamp(30px,4.2vw,54px);
  line-height:1.16;font-weight:700;letter-spacing:.5px;
}
.hero-sub{
  margin-top:20px;font-size:17px;line-height:1.8;color:var(--text-2);max-width:520px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:12px;margin-top:40px;
}
.stat-item{
  padding:14px 16px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(255,255,255,.06),rgba(255,255,255,.02));
  border:1px solid var(--line);
}
.stat-item b{
  display:block;font-size:20px;font-weight:700;letter-spacing:.4px;
  font-variant-numeric:tabular-nums;
  background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-item span{display:block;margin-top:4px;font-size:12px;color:var(--text-3);letter-spacing:.4px;}
.hero-visual{position:relative;}
.visual-card{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
  aspect-ratio:4/5;
  background:var(--panel);
}
.visual-card img{width:100%;height:100%;object-fit:cover;}
.visual-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,13,26,0) 40%,rgba(11,13,26,.72) 100%);
}
.float-badge{
  position:absolute;z-index:3;
  display:flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;letter-spacing:.3px;
  background:rgba(11,13,26,.86);
  border:1px solid rgba(18,225,165,.4);
  color:var(--text);backdrop-filter:blur(8px);
  font-variant-numeric:tabular-nums;
}
.float-badge i{color:var(--brand);font-size:12px;}
.float-badge.b1{top:22px;left:22px;}
.float-badge.b2{bottom:88px;right:22px;border-color:rgba(255,176,32,.45);}
.float-badge.b2 i{color:var(--gold);}
.float-badge.b3{bottom:30px;left:22px;border-color:rgba(108,75,255,.5);}
.float-badge.b3 i{color:#BFAEFF;}

/* ============ 数据横带 ============ */
.metric-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
  padding:26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(30,37,71,.9),rgba(21,26,51,.7));
  border:1px solid var(--line);
  box-shadow:var(--shadow-soft);
}
.metric{display:flex;flex-direction:column;gap:6px;padding-left:16px;border-left:2px solid transparent;border-image:var(--grad) 1;}
.metric:first-child{border-left:2px solid transparent;}
.metric b{font-size:22px;font-weight:700;font-variant-numeric:tabular-nums;}
.metric span{font-size:13px;color:var(--text-3);}

/* ============ 玩法步骤 ============ */
.steps-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;
}
.steps-grid::before{
  content:"";position:absolute;left:6%;right:6%;top:52px;height:1px;
  background:linear-gradient(90deg,rgba(18,225,165,0),rgba(18,225,165,.55),rgba(108,75,255,.55),rgba(108,75,255,0));
  z-index:0;
}
.step-card{
  position:relative;z-index:1;
  padding:26px 24px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(30,37,71,.85),rgba(21,26,51,.7));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step-card:nth-child(2){margin-top:26px;}
.step-card:nth-child(3){margin-top:12px;}
.step-card:nth-child(4){margin-top:38px;}
.step-card:hover{transform:translateY(-4px);border-color:rgba(18,225,165,.45);box-shadow:0 8px 28px rgba(18,225,165,.18);}
.step-num{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--brand);font-variant-numeric:tabular-nums;
}
.step-card h3{margin-top:12px;font-size:19px;font-weight:700;}
.step-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8;}

/* ============ 奖励大卡 ============ */
.reward-card{
  position:relative;overflow:hidden;
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:36px;align-items:center;
  padding:44px;border-radius:var(--r-xl);
  background:linear-gradient(120deg,rgba(18,225,165,.9) 0%,rgba(108,75,255,.88) 100%);
  box-shadow:0 22px 60px rgba(76,58,180,.3);
}
.reward-card::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,13,26,.12),rgba(11,13,26,.34));
  pointer-events:none;
}
.reward-copy{position:relative;z-index:2;color:#07120E;}
.reward-copy h2{font-size:32px;font-weight:700;line-height:1.28;}
.reward-copy p{margin-top:14px;font-size:15px;line-height:1.8;color:rgba(6,18,27,.82);max-width:420px;}
.reward-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.reward-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;font-weight:600;
  background:rgba(255,176,32,.92);color:#2A1A00;
  box-shadow:0 6px 16px rgba(0,0,0,.16);
  font-variant-numeric:tabular-nums;
}
.reward-media{position:relative;z-index:2;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:16/11;border:1px solid rgba(255,255,255,.28);}
.reward-media img{width:100%;height:100%;object-fit:cover;}

/* ============ 任务进度 ============ */
.progress-panel{
  padding:36px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(30,37,71,.85),rgba(21,26,51,.65));
  border:1px solid var(--line);
}
.progress-row{margin-bottom:26px;}
.progress-row:last-of-type{margin-bottom:0;}
.progress-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:10px;}
.progress-top strong{font-size:15px;font-weight:600;}
.progress-top span{font-size:13px;color:var(--text-3);}
.progress-track{
  position:relative;height:10px;border-radius:999px;background:var(--panel-2);overflow:visible;
}
.progress-fill{
  height:100%;border-radius:999px;background:var(--grad);
  box-shadow:0 0 18px rgba(18,225,165,.32);
}
.progress-value{
  position:absolute;right:-6px;top:50%;transform:translate(0,-50%);
  height:24px;min-width:52px;padding:0 10px;border-radius:999px;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:#08131F;
  background:var(--gold);font-variant-numeric:tabular-nums;
}
.progress-foot{display:flex;justify-content:flex-end;margin-top:28px;}

/* ============ 分类入口 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.cat-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(30,37,71,.85),rgba(21,26,51,.7));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(18,225,165,.45);box-shadow:0 8px 28px rgba(18,225,165,.18);}
.cat-media{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.cat-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.cat-card:hover .cat-media img{transform:scale(1.04);}
.cat-body{padding:22px 24px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cat-body h3{font-size:19px;font-weight:700;}
.cat-body p{font-size:14px;color:var(--text-2);line-height:1.8;flex:1;}
.cat-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--brand);}
.cat-card:hover .cat-link i{transform:translateX(4px);}
.cat-link i{transition:transform .22s ease;}

/* ============ 最新信息 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(30,37,71,.82),rgba(21,26,51,.68));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(18,225,165,.45);box-shadow:0 8px 28px rgba(18,225,165,.18);}
.post-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.post-card:hover .post-cover img{transform:scale(1.04);}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-body h3{font-size:17px;font-weight:700;line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-body p{font-size:14px;color:var(--text-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.post-foot{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  margin-top:8px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.read-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600;}
.post-card:hover .read-more i{transform:translateX(4px);}
.read-more i{transition:transform .22s ease;}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:64px 24px;border-radius:var(--r-lg);
  border:1px dashed var(--line-strong);background:rgba(21,26,51,.5);
  color:var(--text-3);font-size:15px;
}
.empty-state i{font-size:28px;color:var(--text-3);}

/* ============ 反馈 ============ */
.feedback-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.feedback-card{
  padding:28px 26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(30,37,71,.8),rgba(21,26,51,.62));
  border:1px solid var(--line);
}
.feedback-card .stars{color:var(--gold);font-size:13px;letter-spacing:2px;}
.feedback-card p{margin-top:14px;font-size:15px;color:var(--text-2);line-height:1.85;}
.feedback-user{display:flex;align-items:center;gap:12px;margin-top:20px;}
.avatar{
  width:38px;height:38px;border-radius:50%;
  display:grid;place-items:center;font-size:14px;font-weight:700;color:#08131F;
  background:var(--grad);
}
.feedback-user b{display:block;font-size:14px;}
.feedback-user span{font-size:12px;color:var(--text-3);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;}
.faq-accordion .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line);}
.faq-accordion .accordion-button{
  background:transparent;color:var(--text);
  font-size:18px;font-weight:600;line-height:1.6;
  padding:22px 44px 22px 0;box-shadow:none;border-radius:0;
  transition:color .22s ease;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;}
.faq-accordion .accordion-button:focus{box-shadow:none;border:0;}
.faq-accordion .accordion-button::after{
  content:"";flex-shrink:0;width:10px;height:10px;margin-left:auto;
  border-right:2px solid currentColor;border-bottom:2px solid currentColor;
  transform:rotate(45deg);transition:transform .26s ease;background-image:none;
}
.faq-accordion .accordion-button:not(.collapsed)::after{transform:rotate(-135deg);}
.faq-accordion .accordion-body{padding:0 0 24px;color:var(--text-2);font-size:16px;line-height:1.85;}

/* ============ CTA ============ */
.cta-bar{
  position:relative;overflow:hidden;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding:38px 44px;border-radius:var(--r-xl);
  background:linear-gradient(120deg,rgba(18,225,165,.14),rgba(108,75,255,.2));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-soft);
}
.cta-bar h2{font-size:26px;font-weight:700;}
.cta-bar p{margin-top:8px;font-size:15px;color:var(--text-2);}
.cta-form{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:30px;}
.field label{display:block;font-size:13px;color:var(--text-2);margin-bottom:8px;letter-spacing:.4px;}
.field input{
  width:100%;height:48px;padding:0 16px;border-radius:12px;
  background:rgba(255,255,255,.04);border:1px solid var(--line-strong);
  color:var(--text);font-size:15px;outline:none;
  transition:border-color .22s ease,background .22s ease;
}
.field input::placeholder{color:var(--text-3);}
.field input:focus{border-color:var(--brand);background:rgba(18,225,165,.07);}
.field.has-error input{border-color:var(--danger);}
.field .err{display:none;margin-top:8px;font-size:13px;color:var(--danger);}
.field.has-error .err{display:block;}
.form-actions{grid-column:1/-1;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:6px;}
.form-note{font-size:13px;color:var(--text-3);}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:var(--sec);
  padding:64px 0 28px;
  background:#080A14;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(18,225,165,0),rgba(18,225,165,.6),rgba(108,75,255,.6),rgba(108,75,255,0)) 1;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--text-3);line-height:1.85;max-width:280px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:1px;color:var(--text);margin-bottom:18px;}
.footer-col a,.footer-col li{display:block;font-size:14px;color:var(--text-3);margin-bottom:12px;line-height:1.7;}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}

/* ============ RESPONSIVE ============ */
@media (max-width:1199px){
  :root{--sec:84px;}
  .nav-links{gap:0;}
  .nav-link{padding:0 9px;font-size:13px;}
  .nav-search{flex:0 1 170px;}
}
@media (max-width:991px){
  :root{--sec:72px;}
  .nav-left,.nav-right{flex:0 0 auto;}
  .nav-links,.nav-search,.nav-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .hero{padding:40px 0 56px;min-height:auto;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-copy{max-width:100%;}
  .hero-visual{order:2;max-width:520px;}
  .visual-card{aspect-ratio:1/1;}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metric-band{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps-grid::before{display:none;}
  .step-card:nth-child(n){margin-top:0;}
  .reward-card{grid-template-columns:1fr;padding:32px;}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feedback-grid{grid-template-columns:1fr;}
  .cta-form{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .section-head h2{font-size:28px;}
}
@media (max-width:575px){
  :root{--sec:56px;}
  .container{padding-inline:16px;}
  .hero-copy h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-actions{flex-direction:column;}
  .hero-actions .btn-brand,.hero-actions .btn-ghost{width:100%;}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;}
  .stat-item{padding:12px;}
  .stat-item b{font-size:17px;}
  .metric-band{grid-template-columns:1fr;padding:20px;}
  .metric{padding-left:12px;}
  .steps-grid{grid-template-columns:1fr;}
  .reward-card{padding:24px;gap:24px;}
  .reward-copy h2{font-size:24px;}
  .reward-badges{flex-direction:column;align-items:flex-start;}
  .progress-panel{padding:22px;}
  .cat-grid{grid-template-columns:1fr;}
  .post-grid{grid-template-columns:1fr;}
  .cta-bar{padding:26px 22px;}
  .cta-bar h2{font-size:21px;}
  .cta-bar .btn-brand{width:100%;}
  .cta-form{grid-template-columns:1fr;}
  .form-actions .btn-brand{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .float-badge{font-size:12px;height:30px;padding:0 12px;}
}

/* roulang page: category1 */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand:#12E1A5;
  --brand-2:#6C4BFF;
  --gold:#FFB020;
  --text:#EAF0FF;
  --muted:#A6B0D4;
  --dim:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38), 0 0 0 1px rgba(255,255,255,.06);
  --shadow-hover:0 22px 48px rgba(0,0,0,.45), 0 8px 28px rgba(18,225,165,.18);
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
@media (min-width:1400px){.container{max-width:1320px;}}
.num{font-variant-numeric:tabular-nums;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(11,13,26,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;gap:22px;
  height:64px;transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:56px;}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  background:var(--grad);color:#08111B;font-size:17px;
  box-shadow:0 6px 18px rgba(18,225,165,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:17px;font-weight:700;letter-spacing:.4px;}
.brand-text em{
  font-style:normal;font-size:11px;color:var(--brand);
  letter-spacing:2.4px;margin-top:3px;font-weight:600;
}
.nav-wrap{display:flex;align-items:center;flex:1;min-width:0;}
.nav-links{display:flex;align-items:center;gap:4px;flex-wrap:nowrap;}
.nav-link{
  position:relative;display:inline-block;
  padding:8px 12px;border-radius:999px;
  font-size:14px;color:var(--muted);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--text);font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad);
}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0;}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box:focus-within{
  border-color:rgba(18,225,165,.7);
  box-shadow:0 0 0 3px rgba(18,225,165,.12);
}
.search-box i{color:var(--dim);font-size:13px;}
.search-box input{
  width:132px;border:0;background:transparent;color:var(--text);
  font-size:13px;outline:none;
}
.search-box input::placeholder{color:var(--dim);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text);font-size:16px;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;border:1px solid transparent;
  font-weight:600;font-size:15px;
  padding:12px 26px;line-height:1.2;
  transition:transform .18s ease,box-shadow .22s ease,background-position .35s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{
  background:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  background-size:180% 100%;background-position:0% 50%;
  color:#07121C;box-shadow:0 10px 26px rgba(18,225,165,.22);
}
.btn-primary:hover{background-position:100% 50%;color:#07121C;box-shadow:0 14px 34px rgba(108,75,255,.32);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;border-color:rgba(18,225,165,.55);color:var(--brand);
}
.btn-ghost:hover{background:rgba(18,225,165,.12);color:#9BF6DC;border-color:var(--brand);}
.btn-sm{padding:9px 18px;font-size:13.5px;}
.btn-block{width:100%;}

/* ---------- hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:54px 0 46px;
  border-bottom:1px solid var(--line);
  background:
    radial-gradient(760px 320px at 78% -10%,rgba(108,75,255,.24),transparent 70%),
    radial-gradient(620px 280px at 6% 0%,rgba(18,225,165,.16),transparent 68%),
    var(--bg);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(120deg,rgba(18,225,165,.10),rgba(108,75,255,.12));
  opacity:.55;
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;min-height:320px;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--dim);margin-bottom:18px;}
.crumbs a{color:var(--muted);transition:color .2s ease;}
.crumbs a:hover{color:var(--brand);}
.crumbs i{font-size:9px;}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;border-radius:999px;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.35);
  color:#8FF0D4;font-size:12.5px;font-weight:600;letter-spacing:.4px;
  margin-bottom:18px;
}
.hero-eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);box-shadow:0 0 10px var(--brand);}
.page-hero h1{
  font-size:clamp(30px,3.4vw,42px);
  line-height:1.22;letter-spacing:.4px;margin-bottom:16px;
}
.page-hero h1 .hl{
  background:linear-gradient(120deg,#12E1A5,#6C4BFF);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{font-size:16px;color:var(--muted);max-width:560px;line-height:1.8;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-meta span{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;font-size:12.5px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--muted);
}
.hero-meta span i{color:var(--brand);font-size:11px;}
.hero-visual{position:relative;}
.hero-visual .frame{
  position:relative;border-radius:var(--r-xl);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  aspect-ratio:16/11;
}
.hero-visual .frame img{width:100%;height:100%;object-fit:cover;}
.hero-visual .frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,225,165,.16),rgba(108,75,255,.22));
}
.float-chip{
  position:absolute;z-index:3;
  display:flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:rgba(21,26,51,.94);
  border:1px solid var(--line-strong);
  font-size:12.5px;color:var(--text);
  box-shadow:0 12px 30px rgba(0,0,0,.4);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
}
.float-chip i{color:var(--brand);font-size:12px;}
.float-chip.a{top:16px;right:-8px;}
.float-chip.b{bottom:18px;left:-8px;}
.float-chip.gold i{color:var(--gold);}

/* ---------- stats strip ---------- */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  margin-top:36px;
}
.stat{
  padding:18px 20px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(30,37,71,.85),rgba(21,26,51,.9));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease;
}
.stat:hover{transform:translateY(-3px);border-color:rgba(18,225,165,.4);}
.stat .label{display:flex;align-items:center;gap:7px;font-size:12.5px;color:var(--dim);margin-bottom:6px;}
.stat .label .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);}
.stat .value{font-size:22px;font-weight:700;letter-spacing:.3px;}
.stat .value small{font-size:12px;color:var(--muted);font-weight:500;margin-left:4px;}

/* ---------- sections ---------- */
.section{padding:78px 0;}
.section.tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:38px;}
.section-tag{
  display:inline-block;font-size:12.5px;font-weight:600;letter-spacing:1.6px;
  color:var(--brand);margin-bottom:12px;
}
.section-head h2{font-size:clamp(24px,2.6vw,32px);line-height:1.3;margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:15px;}

/* ---------- big cards (2 columns) ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.big-card{
  position:relative;display:flex;flex-direction:column;
  border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(160deg,rgba(30,37,71,.8),rgba(21,26,51,.94));
  border:1px solid var(--line);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.big-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(18,225,165,.45);}
.big-card .thumb{position:relative;aspect-ratio:16/8;overflow:hidden;}
.big-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.big-card:hover .thumb img{transform:scale(1.04);}
.big-card .thumb::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,13,26,0) 40%,rgba(11,13,26,.75) 100%);
}
.thumb-badge{
  position:absolute;left:16px;top:16px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(11,13,26,.72);border:1px solid rgba(18,225,165,.45);
  color:#8FF0D4;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);
}
.big-card .body{padding:24px 26px 26px;display:flex;flex-direction:column;flex:1;}
.big-card h3{font-size:20px;margin-bottom:10px;line-height:1.4;}
.big-card p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.point-list{margin-top:16px;display:grid;gap:9px;}
.point-list li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--muted);line-height:1.7;
}
.point-list li i{color:var(--brand);font-size:12px;margin-top:5px;flex-shrink:0;}
.card-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:22px;padding-top:16px;border-top:1px solid var(--line);
  font-size:13.5px;color:var(--dim);
}
.card-foot .go{color:var(--brand);font-weight:600;display:inline-flex;align-items:center;gap:7px;}
.card-foot .go i{transition:transform .22s ease;}
.big-card:hover .card-foot .go i{transform:translateX(4px);}

/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.step{
  display:grid;grid-template-columns:56px 1fr;gap:16px;align-items:flex-start;
  padding:22px 24px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(30,37,71,.72),rgba(21,26,51,.92));
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);border-color:rgba(108,75,255,.45);box-shadow:0 14px 32px rgba(0,0,0,.35);}
.step .no{
  font-size:18px;font-weight:700;font-variant-numeric:tabular-nums;
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:rgba(18,225,165,.1);border:1px solid rgba(18,225,165,.3);
  color:var(--brand);letter-spacing:.5px;
}
.step h3{font-size:16.5px;margin-bottom:6px;}
.step p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ---------- notice strip ---------- */
.notice{
  display:grid;grid-template-columns:56px 1fr auto;gap:20px;align-items:center;
  padding:26px 28px;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(18,225,165,.14),rgba(108,75,255,.18));
  border:1px solid rgba(18,225,165,.28);
}
.notice .ic{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:rgba(11,13,26,.55);color:var(--brand);font-size:20px;
}
.notice h3{font-size:18px;margin-bottom:6px;}
.notice p{font-size:14px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px;}
.faq-accordion .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  background:transparent;color:var(--text);
  font-size:16.5px;font-weight:600;line-height:1.6;
  padding:22px 46px 22px 4px;
  border-radius:0;box-shadow:none;
  transition:color .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--brand);background:transparent;box-shadow:none;}
.faq-accordion .accordion-button::after{display:none;}
.faq-arrow{
  position:absolute;right:6px;top:50%;transform:translateY(-50%) rotate(0deg);
  color:var(--dim);font-size:13px;transition:transform .28s ease,color .2s ease;
}
.faq-accordion .accordion-button:not(.collapsed) .faq-arrow{transform:translateY(-50%) rotate(180deg);color:var(--brand);}
.faq-accordion .accordion-body{
  padding:0 4px 24px;color:var(--muted);font-size:15px;line-height:1.9;
}
.faq-accordion .accordion-button:focus{box-shadow:none;}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  padding:52px 40px;border-radius:var(--r-xl);
  background:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  color:#08111B;text-align:center;
  box-shadow:0 24px 60px rgba(108,75,255,.28);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 240px at 20% 0%,rgba(255,255,255,.24),transparent 65%);
}
.cta-band .inner{position:relative;z-index:2;}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);color:#07121C;margin-bottom:10px;}
.cta-band p{color:rgba(7,18,28,.78);font-size:15px;margin-bottom:24px;}
.cta-band .btn-primary{
  background:#0B0D1A;color:#EAF0FF;box-shadow:0 14px 34px rgba(11,13,26,.35);
  background-size:100% 100%;
}
.cta-band .btn-primary:hover{background:#151A33;color:#fff;}
.cta-band .btn-ghost{border-color:rgba(7,18,28,.4);color:#07121C;}
.cta-band .btn-ghost:hover{background:rgba(7,18,28,.12);color:#07121C;}
.cta-band .btn-row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:78px;
  background:#080A14;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,#12E1A5,#6C4BFF) 1;
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px;
  padding-bottom:36px;border-bottom:1px solid var(--line);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--dim);line-height:1.8;max-width:300px;}
.footer-col h4{font-size:14px;letter-spacing:1px;color:var(--text);margin-bottom:16px;}
.footer-col a,.footer-col li{
  display:block;font-size:14px;color:var(--dim);
  margin-bottom:11px;transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:13px;color:var(--dim);
}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .header-actions .search-box input{width:104px;}
  .nav-link{padding:8px 9px;font-size:13.5px;}
}
@media (max-width:991px){
  .nav-toggle{display:grid;place-items:center;order:3;}
  .header-actions{order:2;}
  .header-actions .search-box{display:none;}
  .nav-wrap{
    position:absolute;left:0;right:0;top:100%;
    display:none;flex-direction:column;align-items:stretch;
    padding:14px 20px 22px;gap:6px;
    background:rgba(11,13,26,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 48px rgba(0,0,0,.5);
  }
  .nav-wrap.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-link{padding:12px 14px;border-radius:12px;font-size:15px;}
  .nav-link.active{background:rgba(18,225,165,.1);}
  .nav-link.active::after{display:none;}
  .nav-wrap .btn{margin-top:12px;}
  .hero-grid{grid-template-columns:1fr;gap:34px;min-height:0;}
  .hero-visual{order:2;}
  .stats-strip{grid-template-columns:repeat(2,1fr);}
  .grid-2{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
  .section{padding:60px 0;}
  .notice{grid-template-columns:48px 1fr;gap:16px;}
  .notice .btn{grid-column:1/-1;width:100%;}
}
@media (max-width:575px){
  .container{padding:0 16px;}
  .header-inner{height:58px;gap:12px;}
  .brand-mark{width:34px;height:34px;font-size:15px;border-radius:10px;}
  .brand-text strong{font-size:15px;}
  .brand-text em{font-size:10px;letter-spacing:2px;}
  .page-hero{padding:36px 0 34px;}
  .page-hero h1{font-size:28px;}
  .hero-sub{font-size:15px;}
  .stats-strip{grid-template-columns:1fr 1fr;gap:12px;}
  .stat{padding:14px 16px;}
  .stat .value{font-size:19px;}
  .section{padding:52px 0;}
  .section-head{margin-bottom:26px;}
  .big-card .body{padding:20px;}
  .step{grid-template-columns:46px 1fr;padding:18px;}
  .step .no{width:46px;height:46px;font-size:16px;border-radius:13px;}
  .cta-band{padding:38px 22px;}
  .cta-band .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .float-chip.a{right:6px;top:10px;}
  .float-chip.b{left:6px;bottom:10px;}
  .faq-accordion .accordion-button{font-size:15px;padding:18px 40px 18px 2px;}
}

/* roulang page: article */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand-a:#12E1A5;
  --brand-b:#6C4BFF;
  --gold:#FFB020;
  --text:#EAF0FF;
  --text-2:#A6B0D4;
  --text-3:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38),0 0 0 1px rgba(255,255,255,.06);
  --ease:220ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1200px 620px at 6% -12%,rgba(108,75,255,.18),transparent 60%),
    radial-gradient(1000px 540px at 94% -4%,rgba(18,225,165,.12),transparent 62%),
    var(--bg);
  background-repeat:no-repeat;
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0 0 1em}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:1400px){.container{max-width:1320px}}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:background-position .25s ease,box-shadow .25s ease,transform .15s ease,background-color .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background-image:var(--grad);background-size:180% 100%;background-position:0 0;
  color:#07131A;box-shadow:0 8px 24px rgba(18,225,165,.22);
}
.btn-primary:hover{background-position:100% 0;color:#07131A;box-shadow:0 10px 32px rgba(108,75,255,.36)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(18,225,165,.55);color:var(--brand-a)}
.btn-ghost:hover{background:rgba(18,225,165,.12);color:#B9FFE8;border-color:var(--brand-a)}
.btn-ghost:active{transform:translateY(1px)}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:200;
  background:rgba(11,13,26,.78);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .2s ease;
}
.site-header.is-scrolled{background:rgba(11,13,26,.94)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px;transition:height .2s ease}
.site-header.is-scrolled .header-inner{height:56px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:38px;height:38px;border-radius:12px;background-image:var(--grad);
  display:grid;place-items:center;color:#07131A;font-size:17px;
  box-shadow:0 6px 18px rgba(18,225,165,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:16px;letter-spacing:.5px;color:var(--text)}
.brand-text em{font-size:11px;font-style:normal;letter-spacing:1.4px;color:var(--text-2)}
.nav-links{display:flex;align-items:center;gap:2px;margin-left:6px}
.nav-link{
  position:relative;padding:8px 12px;border-radius:999px;
  font-size:14px;color:var(--text-2);transition:color .2s ease,background-color .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--brand-a)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:1px;height:2px;border-radius:2px;
  background-image:var(--grad);
}
.header-tools{margin-left:auto;display:flex;align-items:center;gap:12px}
.search-box{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 16px;
  border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-box i{font-size:13px;color:var(--text-3)}
.search-box input{
  width:168px;background:none;border:0;outline:none;color:var(--text);font-size:14px;
}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{border-color:rgba(18,225,165,.65);box-shadow:0 0 0 3px rgba(18,225,165,.14)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.05);color:var(--text);align-items:center;justify-content:center;
  cursor:pointer;transition:background-color .2s ease,color .2s ease;
}
.nav-toggle:hover{background:rgba(18,225,165,.14);color:var(--brand-a)}

/* ---------- 文章头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:40px 0 32px;
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity:.14;
}
.page-hero .container{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.crumbs a{color:var(--text-2);transition:color .2s ease}
.crumbs a:hover{color:var(--brand-a)}
.crumb-current{color:var(--text-3);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.page-hero h1{
  font-size:clamp(26px,3.2vw,36px);line-height:1.25;letter-spacing:.4px;
  max-width:880px;color:var(--text);
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:13px;color:var(--text-2)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.meta-item i{color:var(--text-3);font-size:12px}
.badge-soft{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--brand-a);
  background:rgba(18,225,165,.12);border:1px solid rgba(18,225,165,.32);
}

/* ---------- 文章主体 ---------- */
.section{padding:56px 0}
.section-tight{padding:40px 0 64px}
.article-shell{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:32px;align-items:start}
.article-main{min-width:0}
.prose-card{
  background:#FFFFFF;color:#232A44;border-radius:var(--r-lg);
  padding:34px 38px;box-shadow:0 18px 44px rgba(0,0,0,.34),0 0 0 1px rgba(255,255,255,.06);
}
.prose{font-size:17px;line-height:1.9;color:#232A44}
.prose h2{
  position:relative;font-size:26px;color:#141A33;
  margin:34px 0 16px;padding-left:16px;line-height:1.4;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:4px;
  background-image:var(--grad);
}
.prose h3{font-size:20px;color:#141A33;margin:26px 0 12px}
.prose h4{font-size:17px;color:#141A33;margin:20px 0 10px}
.prose p{margin:0 0 1.15em}
.prose a{color:#0E9C77;text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:#0A7B5E}
.prose ul,.prose ol{padding-left:1.35em;margin:0 0 1.2em;line-height:1.85}
.prose ul{list-style:disc}
.prose ol{list-style:decimal}
.prose li{margin-bottom:8px}
.prose blockquote{
  margin:22px 0;padding:16px 20px;border-left:4px solid var(--brand-a);
  background:#F0F7F4;border-radius:0 12px 12px 0;color:#2A3352;
}
.prose blockquote p:last-child{margin-bottom:0}
.prose img{width:100%;height:auto;border-radius:16px;margin:8px 0 10px}
.prose figure{margin:20px 0}
.prose figcaption{font-size:13px;color:#6F7A99;margin-top:8px;text-align:center}
.prose table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;border-radius:12px;overflow:hidden}
.prose th{
  background:#EEF1FB;color:#141A33;font-weight:600;text-align:left;
  padding:12px 14px;border-bottom:1px solid #DCE2F2;
}
.prose td{padding:12px 14px;border-bottom:1px solid #E9EDF8;color:#2A3352}
.prose tbody tr:nth-child(even) td{background:#F7F9FF}
.prose code{background:#EEF1FB;border-radius:6px;padding:2px 6px;font-size:.92em;color:#3A2E86}
.prose hr{border:0;border-top:1px solid #E1E6F3;margin:28px 0}

.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:32px;padding-top:22px;border-top:1px solid #E6EAF6}
.tag-label{font-size:13px;color:#6F7A99;margin-right:2px}
.chip{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  font-size:13px;color:#2A3352;background:#F0F3FC;border:1px solid #E1E6F3;
  transition:background-color .2s ease,color .2s ease,border-color .2s ease;
}
.chip:hover{background:rgba(18,225,165,.16);border-color:rgba(18,225,165,.45);color:#0A7B5E}

.empty-state{text-align:center;padding:64px 32px}
.empty-state i{font-size:38px;color:var(--brand-a);margin-bottom:16px}
.empty-state h2{font-size:24px;color:#141A33;margin-bottom:10px}
.empty-state p{color:#5A648A;max-width:420px;margin:0 auto 22px}
.empty-state .btn-primary{color:#07131A}

.pager-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}
.pager-card{
  display:flex;flex-direction:column;gap:8px;padding:20px 22px;border-radius:var(--r-md);
  background:linear-gradient(160deg,#181E3C,#12162C);border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.pager-card:hover{
  transform:translateY(-4px);border-color:rgba(18,225,165,.5);
  box-shadow:0 8px 28px rgba(18,225,165,.18);
}
.pager-card span{font-size:12px;color:var(--text-3);letter-spacing:1px}
.pager-card strong{font-size:15px;font-weight:600;color:var(--text);line-height:1.6}
.back-row{margin-top:22px}

/* ---------- 侧栏 ---------- */
.article-side{position:sticky;top:88px;min-width:0}
.side-card{
  background:linear-gradient(160deg,#1A2040,#141830);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 20px;margin-bottom:18px;
}
.side-title{
  display:flex;align-items:center;gap:8px;font-size:15px;color:var(--text);
  margin-bottom:16px;letter-spacing:.4px;
}
.side-title::before{content:"";width:4px;height:16px;border-radius:4px;background-image:var(--grad)}
.mini-list{display:flex;flex-direction:column;gap:14px}
.mini-item{
  display:block;position:relative;padding-left:15px;
  font-size:14px;line-height:1.6;color:var(--text-2);
  transition:color .2s ease,transform .2s ease;
}
.mini-item::before{
  content:"";position:absolute;left:0;top:.6em;width:6px;height:6px;border-radius:50%;
  background:var(--brand-a);opacity:.75;
}
.mini-item:hover{color:var(--text);transform:translateX(2px)}
.cat-list{display:flex;flex-wrap:wrap;gap:10px}
.cat-link{
  display:inline-flex;align-items:center;height:32px;padding:0 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);background:rgba(255,255,255,.05);
  border:1px solid var(--line);transition:all var(--ease);
}
.cat-link:hover{color:var(--brand-a);border-color:rgba(18,225,165,.5);background:rgba(18,225,165,.1)}
.side-card .btn{width:100%;margin-top:6px}

/* ---------- 相关推荐 ---------- */
.section-head{margin-bottom:28px}
.section-head h2{font-size:30px;letter-spacing:.4px}
.section-head p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:640px}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.card-post{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-lg);
  background:linear-gradient(160deg,#181E3C,#12162C);border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card-post:hover{
  transform:translateY(-4px);border-color:rgba(18,225,165,.5);
  box-shadow:0 8px 28px rgba(18,225,165,.18);
}
.card-cover{aspect-ratio:16/9;width:100%;object-fit:cover}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1}
.card-badge{
  display:inline-flex;align-items:center;height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;color:var(--brand-a);
  background:rgba(18,225,165,.12);border:1px solid rgba(18,225,165,.3);
  align-self:flex-start;margin-bottom:12px;
}
.card-body h3{
  font-size:17px;line-height:1.55;color:var(--text);margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:14px;line-height:1.7;color:var(--text-2);margin:0 0 16px;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{
  margin-top:auto;padding-top:14px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13px;color:var(--text-3);
}
.card-foot .more{color:var(--brand-a);display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease}
.card-post:hover .card-foot .more{gap:10px}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;text-align:center;
  border-radius:var(--r-xl);padding:48px 32px;
  background-image:linear-gradient(120deg,rgba(9,15,30,.84),rgba(12,16,34,.9)),var(--grad);
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,225,165,.35),transparent 70%);
}
.cta-band h2{position:relative;z-index:2;font-size:28px;color:#FFFFFF}
.cta-band p{position:relative;z-index:2;color:#C9D4F2;margin:12px auto 26px;max-width:520px;font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;justify-content:center;gap:14px;flex-wrap:wrap}
.cta-actions .btn{min-width:200px}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;background:#080A15;padding:56px 0 24px;margin-top:20px;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;background-image:var(--grad);opacity:.6;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand .brand{margin-bottom:14px}
.footer-brand p{font-size:14px;line-height:1.75;color:var(--text-3);max-width:300px;margin:0}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:14px;letter-spacing:.5px}
.footer-col a,.footer-col li{
  display:block;font-size:14px;color:var(--text-2);margin-bottom:10px;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand-a);transform:translateX(-2px)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:36px;padding-top:18px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .search-box input{width:130px}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:991.98px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:fixed;left:0;right:0;top:64px;flex-direction:column;align-items:stretch;gap:2px;
    padding:12px 16px 20px;margin-left:0;
    background:rgba(13,16,32,.98);border-bottom:1px solid var(--line);
    max-height:calc(100vh - 64px);overflow:auto;
    transform:translateY(-10px);opacity:0;visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
  }
  .site-header.is-open .nav-links{transform:none;opacity:1;visibility:visible}
  .nav-link{padding:12px 14px;border-radius:12px;font-size:15px}
  .nav-link.active::after{display:none}
  .nav-link.active{background:rgba(18,225,165,.1)}
  .article-shell{grid-template-columns:minmax(0,1fr)}
  .article-side{position:static}
  .section{padding:48px 0}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .prose-card{padding:28px 24px}
}
@media (max-width:767.98px){
  .search-box{display:none}
  .page-hero{padding:30px 0 26px}
  .crumb-current{max-width:220px}
  .post-grid{grid-template-columns:minmax(0,1fr)}
  .pager-grid{grid-template-columns:minmax(0,1fr)}
  .section-head h2{font-size:24px}
  .cta-band{padding:38px 22px}
  .cta-band h2{font-size:22px}
  .cta-actions .btn{width:100%;min-width:0}
  .prose{font-size:16px}
  .prose h2{font-size:22px}
  .prose h3{font-size:18px}
}
@media (max-width:575.98px){
  .container{padding-left:16px;padding-right:16px}
  .header-tools .btn-sm{padding:0 14px;font-size:13px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .prose-card{padding:22px 18px}
  .footer-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category2 */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand:#12E1A5;
  --brand-2:#6C4BFF;
  --gold:#FFB020;
  --text:#EAF0FF;
  --muted:#A6B0D4;
  --dim:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38), 0 0 0 1px rgba(255,255,255,.06);
  --container:1200px;
}

*{box-sizing:border-box;}

html{scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img{max-width:100%;display:block;border-radius:var(--r-md);object-fit:cover;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}

.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}

/* ---------- 通用按钮 ---------- */
.btn-brand,
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  border-radius:999px;
  font-weight:700;
  font-size:15px;
  padding:13px 28px;
  border:0;
  transition:background-position .3s ease, transform .16s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease;
}

.btn-brand{
  background:var(--grad);
  background-size:200% 100%;
  color:#06131C;
  box-shadow:0 10px 24px rgba(18,225,165,.18);
}
.btn-brand:hover{background-position:100% 0;box-shadow:0 14px 30px rgba(18,225,165,.3);color:#06131C;}
.btn-brand:active{transform:translateY(1px);}

.btn-ghost{
  background:transparent;
  color:var(--brand);
  border:1px solid rgba(18,225,165,.55);
}
.btn-ghost:hover{background:rgba(18,225,165,.12);color:var(--text);border-color:var(--brand);}
.btn-ghost:active{transform:translateY(1px);}

.btn-sm{padding:9px 18px;font-size:13px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(11,13,26,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease, box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(11,13,26,.95);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}

.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:64px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:56px;}

.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:38px;height:38px;
  border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#06131C;
  font-size:16px;
  box-shadow:0 6px 18px rgba(18,225,165,.25);
}
.brand-text strong{display:block;font-size:16px;font-weight:700;color:var(--text);line-height:1.2;}
.brand-text em{display:block;font-style:normal;font-size:10px;letter-spacing:2.4px;color:var(--brand);line-height:1.4;}

.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
  flex-wrap:nowrap;
}
.site-header .nav-link{
  position:relative;
  display:inline-block;
  padding:8px 11px;
  font-size:14px;
  color:var(--muted);
  border-radius:10px;
  white-space:nowrap;
  transition:color .2s ease, background-color .2s ease;
}
.site-header .nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.site-header .nav-link.active{color:var(--text);font-weight:600;}
.site-header .nav-link.active::after{
  content:"";
  position:absolute;
  left:11px;right:11px;bottom:1px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
}

.nav-side{display:flex;align-items:center;gap:12px;}

.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 15px;
  transition:border-color .2s ease, box-shadow .2s ease;
}
.nav-search i{color:var(--dim);font-size:12px;}
.nav-search input{
  background:transparent;
  border:0;
  outline:none;
  color:var(--text);
  font-size:13px;
  width:126px;
}
.nav-search input::placeholder{color:var(--dim);}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(18,225,165,.14);}

.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:12px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--text);
  font-size:16px;
}

.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:rgba(11,13,26,.98);
  padding:14px 20px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .nav-link{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  color:var(--muted);
  font-size:15px;
}
.mobile-drawer .nav-link.active{color:var(--text);background:rgba(18,225,165,.1);}
.mobile-drawer .drawer-cta{margin-top:14px;display:block;width:100%;text-align:center;}

/* ---------- 面包屑 ---------- */
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--dim);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.crumb a{color:var(--muted);transition:color .2s ease;}
.crumb a:hover{color:var(--brand);}
.crumb span.sep{color:rgba(255,255,255,.2);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:58px 0 62px;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg, rgba(11,13,26,.96) 0%, rgba(11,13,26,.88) 44%, rgba(108,75,255,.42) 100%);
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center;}
.hero-copy{max-width:620px;}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:600;
  letter-spacing:1px;
  color:var(--brand);
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.3);
  border-radius:999px;
  padding:6px 14px;
  margin-bottom:18px;
}

.page-hero h1{
  font-size:42px;
  line-height:1.2;
  margin-bottom:16px;
  background:linear-gradient(120deg,#FFFFFF 30%,#B9F6E3 70%,#C7BDFF 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}

.hero-sub{
  font-size:16px;
  color:var(--muted);
  max-width:520px;
  margin-bottom:26px;
}

.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:30px;}

.hero-stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:10px;
  max-width:560px;
}
.stat-pill{
  background:rgba(21,26,51,.72);
  border:1px solid var(--line);
  border-radius:999px;
  padding:8px 14px;
  display:flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  color:var(--muted);
  white-space:nowrap;
}
.stat-pill .dot{width:6px;height:6px;border-radius:50%;background:var(--brand);flex-shrink:0;box-shadow:0 0 8px rgba(18,225,165,.9);}
.stat-pill b{font-size:16px;color:var(--text);font-variant-numeric:tabular-nums;}

.hero-panel{
  background:linear-gradient(160deg,rgba(30,37,71,.95),rgba(21,26,51,.95));
  border:1px solid var(--line);
  border-radius:var(--r-xl);
  padding:26px;
  box-shadow:var(--shadow);
}
.hero-panel h2{
  font-size:16px;
  display:flex;align-items:center;gap:9px;
  margin-bottom:6px;
}
.hero-panel .panel-note{font-size:12px;color:var(--dim);margin-bottom:18px;}

.secure-row{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);
  font-size:14px;
  color:var(--muted);
}
.secure-row:last-of-type{border-bottom:0;}
.secure-row i{color:var(--brand);margin-right:8px;font-size:13px;}
.secure-row .state{
  font-size:12px;
  font-weight:600;
  padding:3px 10px;
  border-radius:999px;
  background:rgba(18,225,165,.13);
  color:var(--brand);
  white-space:nowrap;
}
.secure-row .state.warn{background:rgba(255,176,32,.14);color:var(--gold);}

.panel-cta{
  margin-top:18px;
  width:100%;
  padding:11px 18px;
  font-size:14px;
}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:linear-gradient(180deg,rgba(21,26,51,.55),rgba(11,13,26,0));}

.section-head{max-width:720px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{font-size:34px;margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:16px;}

.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:12px;
  font-weight:600;
  color:var(--brand);
  background:rgba(18,225,165,.1);
  border:1px solid rgba(18,225,165,.24);
  border-radius:999px;
  padding:4px 12px;
}
.tag.gold{color:var(--gold);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.26);}
.tag.purple{color:#B9AEFF;background:rgba(108,75,255,.14);border-color:rgba(108,75,255,.3);}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;}
.timeline::before{
  content:"";
  position:absolute;
  left:27px;top:10px;bottom:10px;
  width:2px;
  background:linear-gradient(180deg,rgba(18,225,165,.9),rgba(108,75,255,.55),rgba(108,75,255,0));
}
.tl-item{position:relative;padding-left:78px;margin-bottom:20px;}
.tl-dot{
  position:absolute;left:0;top:2px;
  width:56px;height:56px;
  border-radius:18px;
  background:linear-gradient(160deg,#1E2547,#151A33);
  border:1px solid rgba(18,225,165,.32);
  display:grid;place-items:center;
  font-size:15px;font-weight:700;
  color:var(--brand);
  font-variant-numeric:tabular-nums;
  box-shadow:0 10px 24px rgba(0,0,0,.35);
}
.tl-card{
  background:linear-gradient(160deg,rgba(30,37,71,.78),rgba(21,26,51,.9));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 26px;
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.tl-card:hover{
  transform:translateY(-4px);
  border-color:rgba(18,225,165,.4);
  box-shadow:0 8px 28px rgba(18,225,165,.14);
}
.tl-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:12px;}
.tl-meta .tl-time{font-size:12px;color:var(--dim);}
.tl-card h3{font-size:20px;margin-bottom:10px;}
.tl-card p{color:var(--muted);font-size:15px;}
.tl-list{margin-top:14px;display:grid;gap:8px;}
.tl-list li{
  position:relative;
  padding-left:20px;
  font-size:14px;
  color:var(--muted);
}
.tl-list li::before{
  content:"";
  position:absolute;left:0;top:9px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--grad);
}

/* ---------- 验证方式卡片 ---------- */
.method-card{
  height:100%;
  display:flex;
  flex-direction:column;
  background:linear-gradient(160deg,rgba(30,37,71,.82),rgba(21,26,51,.92));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 26px;
  transition:transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}
.method-card:hover{
  transform:translateY(-4px);
  border-color:rgba(108,75,255,.45);
  box-shadow:0 8px 28px rgba(18,225,165,.16);
}
.method-icon{
  width:48px;height:48px;
  border-radius:14px;
  display:grid;place-items:center;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.26);
  color:var(--brand);
  font-size:18px;
  margin-bottom:18px;
}
.method-card h3{font-size:19px;margin-bottom:10px;}
.method-card p{color:var(--muted);font-size:14.5px;flex:1;}
.method-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}

/* ---------- 清单对照 ---------- */
.check-card{
  height:100%;
  border-radius:var(--r-lg);
  padding:28px 26px;
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(30,37,71,.75),rgba(21,26,51,.92));
}
.check-card.good{border-color:rgba(18,225,165,.3);}
.check-card.risk{border-color:rgba(255,107,107,.28);}
.check-card h3{font-size:19px;display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.check-card.good h3 i{color:var(--brand);}
.check-card.risk h3 i{color:#FF6B6B;}
.check-list{display:grid;gap:14px;}
.check-list li{
  display:flex;
  gap:12px;
  font-size:15px;
  color:var(--muted);
  line-height:1.7;
}
.check-list li i{flex-shrink:0;margin-top:6px;font-size:13px;}
.check-card.good .check-list li i{color:var(--brand);}
.check-card.risk .check-list li i{color:#FF6B6B;}

/* ---------- 提示条 ---------- */
.notice-bar{
  margin-top:40px;
  display:flex;
  align-items:flex-start;
  gap:14px;
  padding:20px 24px;
  border-radius:var(--r-md);
  background:rgba(255,176,32,.08);
  border:1px solid rgba(255,176,32,.24);
  font-size:14.5px;
  color:#F0DDB6;
}
.notice-bar i{color:var(--gold);margin-top:4px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
}
.accordion-item:first-of-type{border-top:1px solid var(--line);}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  padding:22px 4px;
  box-shadow:none;
  line-height:1.5;
}
.accordion-button:not(.collapsed){
  background:transparent;
  color:var(--brand);
  box-shadow:none;
}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{
  background-image:none;
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--dim);
  width:auto;height:auto;
  transform:none;
  transition:transform .25s ease, color .25s ease;
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(180deg);
  color:var(--brand);
}
.accordion-body{
  padding:0 4px 24px;
  color:var(--muted);
  font-size:15px;
  line-height:1.85;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-xl);
  padding:52px 40px;
  text-align:center;
  background:linear-gradient(120deg,rgba(18,225,165,.16) 0%,rgba(108,75,255,.24) 100%);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";
  position:absolute;
  width:340px;height:340px;
  right:-120px;top:-140px;
  background:radial-gradient(circle,rgba(18,225,165,.32),transparent 68%);
  pointer-events:none;
}
.cta-band h2{font-size:30px;margin-bottom:14px;}
.cta-band p{color:var(--muted);max-width:620px;margin:0 auto 26px;font-size:15.5px;}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;
  background:#080A14;
  border-top:1px solid var(--line);
  padding:64px 0 26px;
  margin-top:20px;
}
.site-footer::before{
  content:"";
  position:absolute;top:0;left:0;right:0;
  height:1px;
  background:var(--grad);
  opacity:.7;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:40px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--dim);line-height:1.8;max-width:300px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.6px;}
.footer-col a,
.footer-col li{
  display:block;
  font-size:14px;
  color:var(--dim);
  margin-bottom:10px;
  transition:color .2s ease, transform .2s ease;
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-bottom{
  margin-top:44px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.06);
  display:flex;
  justify-content:space-between;
  gap:14px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--dim);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .container{max-width:1020px;}
  .site-header .nav-link{padding:8px 8px;font-size:13.5px;}
  .nav-search input{width:100px;}
  .page-hero h1{font-size:36px;}
  .section-head h2{font-size:30px;}
}

@media (max-width:991px){
  .nav-links,
  .nav-search{display:none;}
  .nav-toggle{display:grid;place-items:center;}
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .hero-copy{max-width:100%;}
  .hero-panel{max-width:560px;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .site-header .nav-link{display:block;font-size:15px;padding:12px 14px;}
}

@media (max-width:767px){
  .page-hero{padding:42px 0 48px;}
  .page-hero h1{font-size:30px;}
  .hero-sub{font-size:15px;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .section{padding:56px 0;}
  .section-head{margin-bottom:32px;}
  .section-head h2{font-size:25px;}
  .tl-item{padding-left:60px;}
  .tl-dot{width:44px;height:44px;border-radius:14px;font-size:13px;}
  .timeline::before{left:21px;}
  .tl-card{padding:20px 18px;}
  .cta-band{padding:38px 22px;}
  .cta-band h2{font-size:24px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

@media (max-width:575px){
  .container{padding:0 16px;}
  .header-inner{gap:12px;}
  .brand-text strong{font-size:15px;}
  .btn-brand,.btn-ghost{width:100%;}
  .hero-actions .btn-brand,
  .hero-actions .btn-ghost{width:100%;}
  .hero-stats{grid-template-columns:1fr 1fr;}
  .stat-pill{padding:7px 11px;font-size:11px;}
  .stat-pill b{font-size:14px;}
  .cta-actions .btn-brand,
  .cta-actions .btn-ghost{width:100%;}
  .accordion-button{font-size:15.5px;padding:18px 2px;}
  .accordion-body{font-size:14.5px;}
}

/* roulang page: category3 */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand:#12E1A5;
  --brand-2:#6C4BFF;
  --gold:#FFB020;
  --danger:#FF6B6B;
  --text:#EAF0FF;
  --text-2:#A6B0D4;
  --text-3:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --grad-soft:linear-gradient(160deg,rgba(18,225,165,.14),rgba(108,75,255,.14));
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38),0 0 0 1px rgba(255,255,255,.06);
  --shadow-hover:0 20px 46px rgba(0,0,0,.45),0 8px 28px rgba(18,225,165,.18);
  --ease:220ms ease;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:
    radial-gradient(circle at 12% -6%,rgba(108,75,255,.22),transparent 46%),
    radial-gradient(circle at 92% 4%,rgba(18,225,165,.14),transparent 42%),
    var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--brand);text-decoration:none;transition:color var(--ease)}
a:hover{color:#5df3c6}
p{margin:0 0 1.1em}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.2px}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:rgba(18,225,165,.32);color:#fff}

/* ---------- 容器 ---------- */
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){
  .container{max-width:1320px}
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(11,13,26,.76);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  position:relative;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:64px;
}
.brand{display:inline-flex;align-items:center;gap:11px;flex:0 0 auto;text-decoration:none}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#06131a;font-size:16px;
  box-shadow:0 8px 20px rgba(18,225,165,.25);
}
.brand-text strong{
  display:block;font-size:16px;font-weight:700;line-height:1.15;
  color:var(--text);letter-spacing:.6px;
}
.brand-text em{
  display:block;font-style:normal;font-size:11px;line-height:1.4;
  color:var(--text-3);letter-spacing:2.4px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin-left:auto;
  margin-right:auto;
}
.nav-link{
  position:relative;
  display:inline-block;
  padding:9px 11px;
  font-size:14px;
  font-weight:500;
  color:var(--text-2);
  border-radius:999px;
  white-space:nowrap;
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06)}
.nav-link.active{color:var(--text);font-weight:600}
.nav-link.active::after{
  content:"";
  position:absolute;left:11px;right:11px;bottom:2px;height:2px;
  border-radius:2px;background:var(--grad);
}
.nav-right{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.search-box{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 14px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:999px;
  transition:border-color var(--ease),background var(--ease);
}
.search-box:focus-within{border-color:rgba(18,225,165,.65);background:rgba(18,225,165,.08)}
.search-box i{font-size:12px;color:var(--text-3)}
.search-box input{
  width:120px;border:0;background:transparent;color:var(--text);
  font-size:13px;outline:none;
}
.search-box input::placeholder{color:var(--text-3)}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  align-items:center;justify-content:center;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  border-radius:12px;
  color:var(--text);
  font-size:16px;
  cursor:pointer;
  transition:background var(--ease),border-color var(--ease);
}
.nav-toggle:hover{background:rgba(18,225,165,.14);border-color:rgba(18,225,165,.5)}

@media (max-width:1279px){
  .nav-link{padding:9px 8px;font-size:13.5px}
  .search-box input{width:96px}
}
@media (max-width:1119px){
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    margin:0;
    padding:12px 20px 22px;
    background:#0D1126;
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 40px rgba(0,0,0,.45);
  }
  .nav-links.open{display:flex}
  .nav-link{padding:13px 14px;border-radius:12px;font-size:15px}
  .nav-link.active{background:rgba(18,225,165,.12)}
  .nav-link.active::after{left:14px;right:auto;width:22px;bottom:6px}
  .search-box{display:none}
  .nav-toggle{display:inline-flex}
}
@media (max-width:575px){
  .header-inner{height:60px;gap:12px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:14px}
  .brand-text strong{font-size:14.5px}
  .brand-text em{font-size:10px;letter-spacing:1.8px}
  .nav-links{top:100%}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1.2;
  padding:13px 26px;
  border-radius:999px;
  border:1px solid transparent;
  cursor:pointer;
  text-decoration:none;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
}
.btn-primary{
  background-image:var(--grad);
  background-size:180% 100%;
  background-position:0% 0%;
  color:#05121a;
  box-shadow:0 10px 24px rgba(18,225,165,.22);
}
.btn-primary:hover{
  background-position:100% 0%;
  color:#05121a;
  box-shadow:0 14px 32px rgba(18,225,165,.36);
}
.btn-ghost{
  background:transparent;
  border-color:rgba(18,225,165,.55);
  color:var(--brand);
}
.btn-ghost:hover{background:rgba(18,225,165,.12);border-color:var(--brand);color:#5df3c6}
.btn:active{transform:translateY(1px)}
.btn-sm{padding:10px 18px;font-size:13.5px}
@media (max-width:575px){
  .btn{width:100%;padding:14px 22px}
  .btn-sm{width:auto;padding:10px 16px}
}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;
  font-size:12.5px;font-weight:600;letter-spacing:.4px;
  color:var(--brand);
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.28);
  border-radius:999px;
}
.tag-purple{color:#B9A8FF;background:rgba(108,75,255,.14);border-color:rgba(108,75,255,.34)}
.tag-gold{color:var(--gold);background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.34)}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  padding:52px 0 56px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 18% 10%,rgba(108,75,255,.26),transparent 52%),
    radial-gradient(circle at 88% 78%,rgba(18,225,165,.16),transparent 50%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:52px;
  align-items:center;
}
.crumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);
  margin-bottom:20px;
}
.crumb a{color:var(--text-3)}
.crumb a:hover{color:var(--brand)}
.crumb span.sep{opacity:.5}
.crumb span.now{color:var(--text-2)}
.hero-copy .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  font-size:12.5px;font-weight:600;letter-spacing:.6px;
  color:#C9FFF0;
  background:rgba(18,225,165,.10);
  border:1px solid rgba(18,225,165,.3);
  border-radius:999px;
  margin-bottom:20px;
}
.hero-copy .eyebrow i{color:var(--brand);font-size:11px}
h1{
  font-size:clamp(30px,3.6vw,44px);
  line-height:1.22;
  letter-spacing:.4px;
  margin-bottom:18px;
}
h1 .hl{
  background-image:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  font-size:16.5px;
  line-height:1.8;
  color:var(--text-2);
  max-width:540px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-visual{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--shadow);
  border:1px solid var(--line-strong);
}
.hero-visual img{
  width:100%;
  aspect-ratio:16/11;
  object-fit:cover;
}
.hero-visual::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(18,225,165,.34),rgba(108,75,255,.34));
  mix-blend-mode:screen;
  opacity:.42;
  pointer-events:none;
}
.float-badge{
  position:absolute;
  z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 13px;
  font-size:12.5px;font-weight:600;
  color:#DDF7EE;
  background:rgba(11,13,26,.82);
  border:1px solid rgba(18,225,165,.4);
  border-radius:999px;
  backdrop-filter:blur(8px);
}
.float-badge i{color:var(--brand);font-size:11px}
.fb-1{left:16px;bottom:16px}
.fb-2{right:16px;top:18px;border-color:rgba(108,75,255,.5)}
.fb-2 i{color:#B9A8FF}
@media (max-width:991px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-visual{order:-1}
  .hero-visual img{aspect-ratio:16/9}
  .page-hero{padding:34px 0 44px}
}
@media (max-width:575px){
  .hero-copy .eyebrow{font-size:11.5px;height:28px;padding:0 12px}
  .hero-sub{font-size:15.5px}
  .float-badge{height:28px;font-size:11.5px;padding:0 10px}
}

/* ---------- 数据条 ---------- */
.stat-strip{
  border-bottom:1px solid var(--line);
  background:rgba(21,26,51,.55);
}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
  padding:20px 0;
}
.stat{
  display:flex;flex-direction:column;gap:4px;
  padding:14px 18px;
  border-radius:var(--r-md);
  background:var(--grad-soft);
  border:1px solid var(--line);
}
.stat b{
  font-size:20px;font-weight:700;line-height:1.2;
  font-variant-numeric:tabular-nums;
  color:var(--text);
  display:flex;align-items:center;gap:8px;
}
.stat b::before{
  content:"";width:7px;height:7px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 10px rgba(18,225,165,.9);
}
.stat span{font-size:12.5px;color:var(--text-3);letter-spacing:.3px}
@media (max-width:767px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:10px;padding:16px 0}
  .stat{padding:12px 14px}
  .stat b{font-size:17px}
}
@media (max-width:420px){
  .stat-grid{grid-template-columns:1fr}
}

/* ---------- 通用板块 ---------- */
.section{padding:88px 0}
.section-tight{padding:60px 0}
.sec-head{max-width:720px;margin-bottom:44px}
.sec-head .tag{margin-bottom:16px}
.sec-head h2{
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.3;
  margin-bottom:14px;
}
.sec-head p{color:var(--text-2);font-size:15.5px;margin:0}
@media (max-width:991px){
  .section{padding:64px 0}
  .section-tight{padding:46px 0}
  .sec-head{margin-bottom:32px}
}
@media (max-width:575px){
  .section{padding:52px 0}
  .sec-head h2{font-size:23px}
}

/* ---------- 左右交错图文行 ---------- */
.split-stack{display:flex;flex-direction:column;gap:60px}
.split-row{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:48px;
  align-items:center;
  padding:28px;
  border-radius:var(--r-xl);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.012)),var(--panel);
  border:1px solid var(--line);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.split-row:hover{
  transform:translateY(-4px);
  border-color:rgba(18,225,165,.42);
  box-shadow:var(--shadow-hover);
}
.split-row.reverse .split-media{order:2}
.split-media{
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line-strong);
}
.split-media img{width:100%;aspect-ratio:16/11;object-fit:cover}
.split-body .tag{margin-bottom:16px}
.split-body h3{
  font-size:22px;
  line-height:1.4;
  margin-bottom:12px;
}
.split-body > p{color:var(--text-2);font-size:15.5px;line-height:1.85}
.check-list{margin-top:16px;display:flex;flex-direction:column;gap:9px}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.75;
}
.check-list li::before{
  content:"\f00c";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;left:0;top:2px;
  font-size:11px;
  color:var(--brand);
}
@media (max-width:991px){
  .split-row{grid-template-columns:1fr;gap:24px;padding:20px}
  .split-row.reverse .split-media{order:0}
  .split-media img{aspect-ratio:16/9}
  .split-body h3{font-size:20px}
  .split-stack{gap:36px}
}

/* ---------- 准备清单卡 ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.card{
  border-radius:var(--r-lg);
  padding:26px;
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.012)),var(--panel);
  border:1px solid var(--line);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(18,225,165,.42);
  box-shadow:var(--shadow-hover);
}
.card-icon{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.26);
  color:var(--brand);
  font-size:17px;
  margin-bottom:18px;
}
.card-icon.purple{background:rgba(108,75,255,.14);border-color:rgba(108,75,255,.3);color:#B9A8FF}
.card-icon.gold{background:rgba(255,176,32,.12);border-color:rgba(255,176,32,.3);color:var(--gold)}
.card h3{font-size:18px;line-height:1.45;margin-bottom:10px}
.card p{color:var(--text-2);font-size:14.5px;line-height:1.8;margin:0}
.card .mini-list{margin-top:14px;display:flex;flex-direction:column;gap:7px}
.card .mini-list li{
  font-size:13.5px;color:var(--text-3);
  padding-left:16px;position:relative;line-height:1.7;
}
.card .mini-list li::before{
  content:"";position:absolute;left:0;top:9px;
  width:6px;height:6px;border-radius:50%;
  background:rgba(18,225,165,.7);
}
@media (max-width:991px){
  .prep-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .prep-grid{grid-template-columns:1fr}
}

/* ---------- 自检区 ---------- */
.audit-wrap{
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:32px;
  align-items:start;
}
.audit-list{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:rgba(21,26,51,.6);
  overflow:hidden;
}
.audit-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:20px 24px;
  border-bottom:1px solid var(--line);
  transition:background var(--ease);
}
.audit-item:last-child{border-bottom:0}
.audit-item:hover{background:rgba(18,225,165,.06)}
.audit-num{
  flex:0 0 auto;
  width:32px;height:32px;border-radius:10px;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;
  font-variant-numeric:tabular-nums;
  color:#06131a;
  background-image:var(--grad);
}
.audit-item h4{font-size:16px;margin-bottom:4px;line-height:1.5}
.audit-item p{margin:0;font-size:14px;color:var(--text-2);line-height:1.75}
.note-card{
  border-radius:var(--r-lg);
  padding:28px;
  background:linear-gradient(160deg,rgba(255,176,32,.11),rgba(108,75,255,.10)),var(--panel);
  border:1px solid rgba(255,176,32,.28);
}
.note-card h3{
  font-size:18px;margin-bottom:12px;
  display:flex;align-items:center;gap:9px;
}
.note-card h3 i{color:var(--gold);font-size:15px}
.note-card p{color:var(--text-2);font-size:14.5px;line-height:1.85;margin:0 0 12px}
.note-card p:last-child{margin-bottom:0}
.note-card .divider{
  height:1px;background:var(--line-strong);margin:18px 0;
}
.note-card .kv{display:flex;justify-content:space-between;gap:12px;font-size:13.5px;color:var(--text-3);padding:6px 0}
.note-card .kv b{color:var(--text);font-weight:600;font-variant-numeric:tabular-nums}
@media (max-width:991px){
  .audit-wrap{grid-template-columns:1fr}
}

/* ---------- FAQ ---------- */
.faq-block{
  max-width:880px;
  margin:0 auto;
  border-top:1px solid var(--line);
}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:22px 4px;
  font-size:17.5px;
  font-weight:600;
  color:var(--text);
  transition:color var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand)}
.faq-item summary::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  font-size:12px;
  color:var(--text-3);
  flex:0 0 auto;
  transition:transform var(--ease),color var(--ease);
}
.faq-item[open] summary{color:var(--brand)}
.faq-item[open] summary::after{transform:rotate(180deg);color:var(--brand)}
.faq-body{
  padding:0 4px 24px;
  max-width:780px;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
}
@media (max-width:575px){
  .faq-item summary{font-size:16px;padding:18px 2px}
  .faq-body{font-size:15px;padding-bottom:20px}
}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;
  border-radius:var(--r-xl);
  padding:46px 36px;
  text-align:center;
  overflow:hidden;
  background:linear-gradient(120deg,rgba(18,225,165,.16),rgba(108,75,255,.18)),var(--panel);
  border:1px solid rgba(18,225,165,.3);
  box-shadow:var(--shadow);
}
.cta-band::after{
  content:"";
  position:absolute;inset:-40% -10% auto auto;
  width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(18,225,165,.28),transparent 68%);
  pointer-events:none;
}
.cta-band h2{
  position:relative;
  font-size:clamp(22px,2.4vw,30px);
  line-height:1.35;
  margin-bottom:12px;
}
.cta-band p{
  position:relative;
  color:var(--text-2);
  font-size:15.5px;
  margin:0 auto 26px;
  max-width:600px;
}
.cta-actions{
  position:relative;
  display:flex;
  justify-content:center;
  gap:12px;
  flex-wrap:wrap;
}
.cta-actions .btn{min-width:200px}
@media (max-width:575px){
  .cta-band{padding:34px 20px}
  .cta-actions .btn{min-width:0;width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:24px;
  background:linear-gradient(180deg,rgba(13,17,38,.4),#080A14 60%);
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:"";
  position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,225,165,.7),rgba(108,75,255,.7),transparent);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.1fr;
  gap:36px;
  padding:56px 0 40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{
  color:var(--text-3);
  font-size:13.5px;
  line-height:1.85;
  margin:0;
  max-width:290px;
}
.footer-col h4{
  font-size:14px;
  color:var(--text);
  margin-bottom:16px;
  letter-spacing:.6px;
}
.footer-col a,.footer-col li{
  display:block;
  font-size:13.5px;
  color:var(--text-3);
  padding:6px 0;
  line-height:1.7;
  transition:color var(--ease),transform var(--ease);
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.footer-col ul{margin:0}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  padding:18px 0 26px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
}
@media (max-width:991px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:44px 0 32px}
}
@media (max-width:575px){
  .footer-grid{grid-template-columns:1fr;gap:22px}
  .footer-bottom{flex-direction:column;font-size:12px}
}

/* roulang page: category4 */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand-a:#12E1A5;
  --brand-b:#6C4BFF;
  --gold:#FFB020;
  --text:#EAF0FF;
  --text-2:#A6B0D4;
  --text-3:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38),0 0 0 1px rgba(255,255,255,.06);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease}
button{font-family:inherit}
ul{list-style:none;margin:0;padding:0}
:focus-visible{outline:2px solid var(--brand-a);outline-offset:2px;border-radius:6px}
.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:1400px){.container{max-width:1320px}}
@media (max-width:575px){.container{padding-left:16px;padding-right:16px}}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(11,13,26,.82);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{background:rgba(9,11,22,.94);box-shadow:0 10px 30px rgba(0,0,0,.35)}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:64px;
  transition:min-height .25s ease;
}
.site-header.is-scrolled .nav-inner{min-height:56px}
.nav-left{display:flex;align-items:center;gap:30px;min-width:0;flex:1 1 auto}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:38px;height:38px;border-radius:12px;
  background:var(--grad);
  display:grid;place-items:center;
  color:#06121B;font-size:16px;
  box-shadow:0 6px 18px rgba(18,225,165,.25);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:16px;font-weight:700;letter-spacing:.5px;color:#fff}
.brand-text em{font-style:normal;font-size:11px;letter-spacing:2px;color:var(--text-2)}
.nav-links{display:flex;align-items:center;gap:22px;min-width:0}
.nav-link{
  position:relative;
  font-size:14.5px;
  color:var(--text-2);
  padding:21px 0;
  white-space:nowrap;
}
.nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:14px;height:2px;border-radius:2px;
  background:var(--grad);
  opacity:0;transform:scaleX(.4);
  transition:opacity .24s ease,transform .24s ease;
}
.nav-link:hover{color:#fff}
.nav-link.active{color:#fff;font-weight:600}
.nav-link.active::after{opacity:1;transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;flex-shrink:0}
.nav-search{
  display:flex;align-items:center;gap:8px;
  height:38px;padding:0 6px 0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search:focus-within{border-color:rgba(18,225,165,.7);box-shadow:0 0 0 3px rgba(18,225,165,.12)}
.nav-search i{font-size:13px;color:var(--text-3)}
.nav-search input{
  width:126px;border:0;outline:none;background:transparent;
  color:var(--text);font-size:13.5px;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  width:28px;height:28px;border:0;border-radius:999px;
  background:rgba(18,225,165,.16);color:var(--brand-a);
  display:grid;place-items:center;font-size:12px;cursor:pointer;
  transition:background .2s ease;
}
.nav-search button:hover{background:rgba(18,225,165,.3)}
.nav-toggle{
  display:none;
  width:40px;height:38px;border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);font-size:16px;cursor:pointer;
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:rgba(18,225,165,.5);color:var(--brand-a)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:42px;padding:0 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:14.5px;font-weight:600;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background-position .45s ease,background-color .2s ease,border-color .2s ease,color .2s ease;
}
.btn-primary{
  background-image:var(--grad);
  background-size:200% 100%;
  background-position:0 0;
  color:#04121A;
  box-shadow:0 8px 22px rgba(18,225,165,.22);
}
.btn-primary:hover{background-position:100% 0;box-shadow:0 12px 30px rgba(108,75,255,.32);transform:translateY(-2px);color:#04121A}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 16px rgba(18,225,165,.2)}
.btn-ghost{background:transparent;border-color:rgba(18,225,165,.5);color:var(--brand-a)}
.btn-ghost:hover{background:rgba(18,225,165,.12);transform:translateY(-2px);color:var(--brand-a)}
.btn-lg{height:50px;padding:0 30px;font-size:15.5px}

/* ============ Hero ============ */
.hero{position:relative;padding:44px 0 56px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(720px 340px at 10% -10%,rgba(18,225,165,.15),transparent 70%),
    radial-gradient(620px 320px at 92% 6%,rgba(108,75,255,.17),transparent 72%);
}
.hero .container{position:relative;z-index:1}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  min-height:42vh;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px;flex-wrap:wrap}
.crumbs a:hover{color:var(--brand-a)}
.crumbs span{color:var(--text-2)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 14px;
  border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.5px;
  color:var(--brand-a);
  background:rgba(18,225,165,.1);
  border:1px solid rgba(18,225,165,.3);
  margin-bottom:18px;
}
.eyebrow .dot{
  width:6px;height:6px;border-radius:50%;background:var(--brand-a);
  box-shadow:0 0 0 4px rgba(18,225,165,.18);
}
.hero h1{
  font-size:38px;
  line-height:1.22;
  font-weight:700;
  margin:0 0 16px;
  letter-spacing:-.2px;
}
.hero h1 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{
  font-size:16.5px;
  line-height:1.8;
  color:var(--text-2);
  max-width:560px;
  margin:0 0 26px;
}
.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.hero-visual{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
  aspect-ratio:16/11;
  background:var(--panel);
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(150deg,rgba(18,225,165,.24),rgba(108,75,255,.34));
}
.floaty{
  position:absolute;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;
  border-radius:999px;
  font-size:12.5px;font-weight:600;
  background:rgba(11,13,26,.86);
  border:1px solid rgba(255,255,255,.16);
  -webkit-backdrop-filter:blur(8px);
  backdrop-filter:blur(8px);
  color:var(--text);
  white-space:nowrap;
}
.floaty i{color:var(--brand-a);font-size:12px}
.floaty.one{top:18px;left:18px}
.floaty.two{bottom:18px;right:18px}
.floaty.two i{color:var(--gold)}

/* ============ 数据徽章条 ============ */
.section{padding:72px 0}
.section-tight{padding:8px 0 40px}
@media (max-width:991px){
  .section{padding:56px 0}
  .section-tight{padding:4px 0 28px}
}
@media (max-width:575px){
  .section{padding:44px 0}
}
.stat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.stat{
  display:flex;align-items:center;gap:14px;
  padding:20px 22px;
  border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(18,225,165,.08),rgba(108,75,255,.1));
  border:1px solid rgba(255,255,255,.09);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.stat:hover{transform:translateY(-3px);border-color:rgba(18,225,165,.4);box-shadow:0 8px 26px rgba(18,225,165,.14)}
.stat-dot{
  width:10px;height:10px;border-radius:50%;flex-shrink:0;
  background:var(--brand-a);
  box-shadow:0 0 0 5px rgba(18,225,165,.14);
}
.stat-num{
  font-size:20px;font-weight:700;line-height:1.2;
  font-variant-numeric:tabular-nums;
  color:#fff;
}
.stat-num small{font-size:12.5px;font-weight:500;color:var(--text-2);margin-left:4px}
.stat-label{font-size:13px;color:var(--text-2);line-height:1.5}

/* ============ 通用板块标题 ============ */
.section-head{margin-bottom:36px;max-width:720px}
.section-head h2{
  font-size:30px;line-height:1.3;font-weight:700;margin:0 0 12px;
}
.section-head h2 .hl{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.section-head p{margin:0;color:var(--text-2);font-size:15.5px;line-height:1.8}
.section-kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:1px;
  color:var(--brand-a);text-transform:uppercase;
  margin-bottom:12px;
}
.section-kicker::before{
  content:"";width:22px;height:2px;border-radius:2px;background:var(--grad);
}

/* ============ 玩法卡片 ============ */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.topic-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-lg);
  overflow:hidden;
  background:linear-gradient(160deg,#151A33,#111629);
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.topic-card:hover{transform:translateY(-4px);border-color:rgba(18,225,165,.45);box-shadow:0 8px 28px rgba(18,225,165,.16)}
.topic-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2)}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.topic-card:hover .topic-thumb img{transform:scale(1.05)}
.topic-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1 1 auto}
.tag-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 10px;
  border-radius:999px;
  font-size:12px;font-weight:600;
  color:var(--brand-a);
  background:rgba(18,225,165,.1);
  border:1px solid rgba(18,225,165,.26);
}
.tag.gold{color:var(--gold);background:rgba(255,176,32,.1);border-color:rgba(255,176,32,.28)}
.tag.purple{color:#B9A7FF;background:rgba(108,75,255,.14);border-color:rgba(108,75,255,.32)}
.topic-body h3{font-size:19px;line-height:1.4;font-weight:700;margin:0 0 10px}
.topic-body p{margin:0;font-size:14.5px;line-height:1.8;color:var(--text-2)}
.topic-body .card-link{
  margin-top:auto;padding-top:18px;
  font-size:14px;font-weight:600;color:var(--brand-a);
  display:inline-flex;align-items:center;gap:8px;
}
.topic-body .card-link i{transition:transform .2s ease}
.topic-card:hover .card-link i{transform:translateX(4px)}

/* ============ FAQ ============ */
.faq-layout{display:grid;grid-template-columns:340px 1fr;gap:52px;align-items:start}
.faq-aside h2{font-size:30px;line-height:1.3;font-weight:700;margin:0 0 14px}
.faq-aside p{color:var(--text-2);font-size:15px;line-height:1.8;margin:0 0 22px}
.faq-aside .aside-card{
  padding:22px;
  border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(18,225,165,.08),rgba(108,75,255,.1));
  border:1px solid rgba(255,255,255,.09);
}
.faq-aside .aside-card strong{display:block;font-size:15px;margin-bottom:8px}
.faq-aside .aside-card span{font-size:13.5px;color:var(--text-2);line-height:1.7;display:block}
.faq{
  --bs-accordion-bg:transparent;
  --bs-accordion-color:var(--text-2);
  --bs-accordion-border-color:transparent;
  --bs-accordion-border-radius:0;
  --bs-accordion-inner-border-radius:0;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-active-bg:transparent;
  --bs-accordion-active-color:var(--brand-a);
}
.faq .accordion-item{background:transparent;border:0;border-bottom:1px solid var(--line)}
.faq .accordion-item:first-of-type{border-top:1px solid var(--line)}
.faq .accordion-header{margin:0}
.faq .accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17.5px;
  font-weight:600;
  line-height:1.5;
  padding:22px 40px 22px 0;
  border-radius:0;
  box-shadow:none;
  transition:color .2s ease;
}
.faq .accordion-button:not(.collapsed){
  color:var(--brand-a);
  background:transparent;
  box-shadow:none;
}
.faq .accordion-button:hover{color:var(--brand-a)}
.faq .accordion-button::after{
  width:10px;height:10px;
  border-right:2px solid var(--brand-a);
  border-bottom:2px solid var(--brand-a);
  background-image:none;
  transform:rotate(45deg);
  margin-left:auto;
  transition:transform .26s ease;
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(-135deg)}
.faq .accordion-body{
  padding:0 40px 24px 0;
  font-size:15.5px;
  line-height:1.9;
  color:var(--text-2);
}
.faq .accordion-body strong{color:var(--text)}
.faq .accordion-body a{color:var(--brand-a);border-bottom:1px solid rgba(18,225,165,.4)}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;
  gap:32px;flex-wrap:wrap;
  padding:44px 44px;
  border-radius:var(--r-xl);
  background:linear-gradient(120deg,rgba(18,225,165,.16),rgba(108,75,255,.24));
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 220px at 88% 0%,rgba(18,225,165,.22),transparent 70%);
}
.cta-band .cta-copy{position:relative;z-index:1;max-width:640px}
.cta-band h2{font-size:27px;line-height:1.35;font-weight:700;margin:0 0 10px}
.cta-band p{margin:0;color:var(--text-2);font-size:15px;line-height:1.8}
.cta-band .cta-actions{position:relative;z-index:1;display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{position:relative;margin-top:40px;padding:64px 0 28px;background:#080A14}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,225,165,.7),rgba(108,75,255,.7),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--text-2);font-size:14px;line-height:1.8;margin:0;max-width:320px}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:1px;color:#fff;margin:0 0 16px}
.footer-col a,.footer-col li{
  display:block;font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:10px;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand-a);transform:translateX(2px)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-links{gap:16px}
  .nav-link{font-size:14px}
  .hero h1{font-size:34px}
}
@media (max-width:991px){
  .nav-toggle{display:inline-flex}
  .nav-search{display:none}
  .nav-links{
    position:fixed;
    top:64px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:0;
    padding:10px 20px 22px;
    background:rgba(9,11,22,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(0,0,0,.45);
    transform:translateY(-12px);
    opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;
    max-height:calc(100vh - 64px);
    overflow-y:auto;
  }
  .nav-links.open{opacity:1;transform:none;pointer-events:auto}
  .nav-link{display:block;padding:14px 0;border-bottom:1px solid var(--line)}
  .nav-link::after{display:none}
  .nav-link.active{color:var(--brand-a)}
  .hero-grid{grid-template-columns:1fr;gap:32px;min-height:0}
  .hero h1{font-size:32px}
  .hero-visual{order:2;aspect-ratio:16/10}
  .stat-strip{grid-template-columns:1fr;gap:14px}
  .topic-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .faq-layout{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:36px 28px}
}
@media (max-width:767px){
  .nav-cta{display:none}
  .hero{padding:32px 0 44px}
  .hero h1{font-size:29px}
  .hero-sub{font-size:15.5px}
  .section-head h2,.faq-aside h2{font-size:25px}
  .cta-band h2{font-size:23px}
  .cta-band{padding:32px 24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:575px){
  .hero h1{font-size:26px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .topic-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band .cta-actions{width:100%}
  .cta-band .cta-actions .btn{width:100%}
  .cta-band{border-radius:var(--r-lg)}
  .floaty{font-size:11.5px;height:28px;padding:0 11px}
}

/* roulang page: category5 */
:root{
  --bg:#0B0D1A;
  --panel:#151A33;
  --panel-2:#1E2547;
  --brand:#12E1A5;
  --brand-2:#6C4BFF;
  --gold:#FFB020;
  --text:#EAF0FF;
  --muted:#A6B0D4;
  --dim:#6F7AA0;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --grad:linear-gradient(120deg,#12E1A5 0%,#6C4BFF 100%);
  --grad-soft:linear-gradient(160deg,rgba(21,26,51,.96) 0%,rgba(30,37,71,.72) 100%);
  --r-xl:28px;
  --r-lg:24px;
  --r-md:16px;
  --r-sm:10px;
  --shadow:0 16px 40px rgba(0,0,0,.38), 0 0 0 1px rgba(255,255,255,.06);
  --shadow-sm:0 8px 24px rgba(0,0,0,.28);
  --danger:#FF6B6B;
  --container:1200px;
  --sp-section:96px;
}
*,
*::before,
*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(760px 420px at 12% -8%,rgba(18,225,165,.14),transparent 62%),
    radial-gradient(680px 420px at 92% 4%,rgba(108,75,255,.16),transparent 66%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease,transform .22s ease;}
a:hover{color:var(--brand);}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.25;letter-spacing:.2px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px;}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
  position:relative;
  z-index:1;
}
@media (min-width:1400px){ :root{--container:1320px;} }

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:120;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  background:rgba(11,13,26,.78);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(11,13,26,.94);
  box-shadow:0 10px 30px rgba(0,0,0,.42);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:22px;
  min-height:64px;
  padding-top:10px;
  padding-bottom:10px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
}
.brand-mark{
  width:38px;height:38px;
  display:grid;place-items:center;
  border-radius:12px;
  background:var(--grad);
  color:#08111F;
  font-size:16px;
  box-shadow:0 6px 18px rgba(18,225,165,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-text strong{font-size:17px;letter-spacing:.6px;color:var(--text);}
.brand-text em{
  font-style:normal;
  font-size:11px;
  letter-spacing:2px;
  color:var(--brand);
  margin-top:3px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  flex:1 1 auto;
  min-width:0;
}
.nav-link{
  position:relative;
  padding:9px 12px;
  border-radius:999px;
  font-size:14px;
  color:var(--muted);
  white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.06);}
.nav-link.active{color:var(--text);background:rgba(18,225,165,.12);}
.nav-link.active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--grad);
}
.nav-actions{
  display:flex;
  align-items:center;
  gap:10px;
  margin-left:auto;
  flex-shrink:0;
}
.nav-search{
  display:flex;
  align-items:center;
  gap:8px;
  height:38px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.nav-search i{color:var(--dim);font-size:13px;}
.nav-search input{
  width:132px;
  border:0;
  background:transparent;
  color:var(--text);
  font-size:13.5px;
  outline:none;
}
.nav-search input::placeholder{color:var(--dim);}
.nav-search:focus-within{
  border-color:var(--brand);
  box-shadow:0 0 0 3px rgba(18,225,165,.16);
}
.btn-brand{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:11px 22px;
  border:0;
  border-radius:999px;
  background:var(--grad);
  background-size:180% 180%;
  background-position:0% 50%;
  color:#07131F;
  font-size:14.5px;
  font-weight:700;
  letter-spacing:.4px;
  box-shadow:0 10px 26px rgba(18,225,165,.22);
  transition:background-position .35s ease,box-shadow .25s ease,transform .15s ease;
  cursor:pointer;
}
.btn-brand:hover{
  background-position:100% 50%;
  box-shadow:0 14px 34px rgba(108,75,255,.34);
  color:#07131F;
  transform:translateY(-1px);
}
.btn-brand:active{transform:translateY(1px);}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 20px;
  border-radius:999px;
  border:1px solid rgba(18,225,165,.55);
  background:transparent;
  color:var(--brand);
  font-size:14.5px;
  font-weight:600;
  transition:background .22s ease,color .22s ease,box-shadow .22s ease;
}
.btn-ghost:hover{
  background:rgba(18,225,165,.12);
  color:var(--brand);
  box-shadow:0 8px 24px rgba(18,225,165,.18);
}
.btn-sm{padding:9px 16px;font-size:13.5px;}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.05);
  color:var(--text);
  font-size:16px;
  cursor:pointer;
}
.nav-toggle:hover{color:var(--brand);}

/* ============ 内页 Hero ============ */
.page-hero{
  position:relative;
  padding:64px 0 52px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  opacity:.5;
  z-index:0;
}
.page-hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg,rgba(11,13,26,.94) 0%,rgba(11,13,26,.78) 42%,rgba(108,75,255,.42) 100%);
}
.page-hero .container{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:40px;
  align-items:center;
  min-height:32vh;
}
.crumbs{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--dim);
  margin-bottom:16px;
  flex-wrap:wrap;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand);}
.crumbs span{color:var(--dim);}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.34);
  color:var(--brand);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.6px;
  margin-bottom:18px;
}
.hero-badge .dot{
  width:6px;height:6px;border-radius:50%;
  background:var(--brand);
  box-shadow:0 0 0 4px rgba(18,225,165,.16);
}
.page-hero h1{
  font-size:38px;
  line-height:1.16;
  letter-spacing:.4px;
  margin-bottom:16px;
  max-width:640px;
}
.page-hero h1 .hl{
  background:var(--grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.page-hero .lead{
  font-size:16.5px;
  color:var(--muted);
  max-width:560px;
  line-height:1.8;
}
.hero-mini-stats{
  display:flex;
  gap:12px;
  margin-top:26px;
  flex-wrap:wrap;
}
.stat-pill{
  display:inline-flex;
  align-items:center;
  gap:9px;
  padding:9px 16px;
  border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  font-size:13px;
  color:var(--muted);
  transition:border-color .22s ease,transform .22s ease;
}
.stat-pill:hover{border-color:rgba(18,225,165,.5);transform:translateY(-2px);}
.stat-pill b{
  font-size:18px;
  color:var(--text);
  font-variant-numeric:tabular-nums;
  letter-spacing:.4px;
}
.stat-pill i{color:var(--brand);font-size:13px;}
.hero-visual{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  box-shadow:var(--shadow);
  aspect-ratio:4/3;
  border:1px solid var(--line-strong);
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(11,13,26,.05) 0%,rgba(11,13,26,.72) 100%);
}
.hero-float{
  position:absolute;
  left:18px;
  bottom:18px;
  z-index:2;
  display:flex;
  align-items:center;
  gap:10px;
  padding:10px 16px;
  border-radius:999px;
  background:rgba(11,13,26,.82);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(8px);
  font-size:13px;
  color:var(--text);
}
.hero-float i{color:var(--gold);}

/* ============ 通用板块 ============ */
.section{padding:var(--sp-section) 0;position:relative;}
.section-tight{padding:64px 0;}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:2px;
  color:var(--brand);
  font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:22px;height:2px;border-radius:2px;
  background:var(--grad);
}
.section-head h2{
  font-size:34px;
  line-height:1.24;
  margin-bottom:14px;
}
.section-head p{
  color:var(--muted);
  font-size:16px;
  line-height:1.85;
}
.sec-divider{
  height:1px;
  border:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.14),transparent);
  margin:0;
}

/* ============ 对比表 ============ */
.table-wrap{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:var(--grad-soft);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.table-scroll{overflow-x:auto;}
table.cmp-table{
  width:100%;
  min-width:760px;
  border-collapse:collapse;
  font-size:14.5px;
}
table.cmp-table thead th{
  text-align:left;
  padding:16px 20px;
  background:rgba(18,225,165,.1);
  color:var(--text);
  font-size:13.5px;
  letter-spacing:1px;
  font-weight:700;
  border-bottom:1px solid rgba(18,225,165,.24);
  white-space:nowrap;
}
table.cmp-table tbody td{
  padding:16px 20px;
  color:var(--muted);
  border-bottom:1px solid var(--line);
  vertical-align:top;
  line-height:1.7;
}
table.cmp-table tbody tr:nth-child(even){background:rgba(255,255,255,.025);}
table.cmp-table tbody tr:hover{background:rgba(18,225,165,.06);}
table.cmp-table tbody tr:last-child td{border-bottom:0;}
table.cmp-table td:first-child{
  color:var(--text);
  font-weight:600;
  white-space:nowrap;
}
.tag-time{
  display:inline-block;
  padding:3px 10px;
  border-radius:999px;
  font-size:12px;
  background:rgba(255,176,32,.14);
  color:var(--gold);
  border:1px solid rgba(255,176,32,.3);
  font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.table-note{
  margin-top:16px;
  font-size:13.5px;
  color:var(--dim);
}
.table-note i{color:var(--brand);margin-right:6px;}

/* ============ 三档对比卡 ============ */
.compare-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
  margin-top:8px;
}
.compare-card{
  position:relative;
  padding:28px 24px;
  border-radius:var(--r-lg);
  background:var(--grad-soft);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.compare-card:hover{
  transform:translateY(-4px);
  border-color:rgba(18,225,165,.42);
  box-shadow:0 8px 28px rgba(18,225,165,.18);
}
.compare-card .cc-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-bottom:16px;
}
.compare-card .cc-icon{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:13px;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.28);
  color:var(--brand);
  font-size:16px;
}
.compare-card.is-mid .cc-icon{
  background:rgba(108,75,255,.16);
  border-color:rgba(108,75,255,.36);
  color:#B7A7FF;
}
.compare-card.is-warn .cc-icon{
  background:rgba(255,176,32,.14);
  border-color:rgba(255,176,32,.34);
  color:var(--gold);
}
.compare-card h3{font-size:19px;margin-bottom:8px;}
.compare-card .cc-desc{
  font-size:14px;
  color:var(--muted);
  line-height:1.75;
  margin-bottom:18px;
  min-height:48px;
}
.compare-card ul{display:grid;gap:10px;}
.compare-card li{
  position:relative;
  padding-left:22px;
  font-size:14px;
  color:var(--muted);
  line-height:1.7;
}
.compare-card li::before{
  content:"";
  position:absolute;
  left:2px;top:9px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--brand);
  opacity:.85;
}
.compare-card.is-mid li::before{background:var(--brand-2);}
.compare-card.is-warn li::before{background:var(--gold);}
.badge-soft{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12px;
  font-weight:600;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.3);
  color:var(--brand);
  white-space:nowrap;
}
.badge-soft.purple{
  background:rgba(108,75,255,.14);
  border-color:rgba(108,75,255,.34);
  color:#B7A7FF;
}
.badge-soft.gold{
  background:rgba(255,176,32,.14);
  border-color:rgba(255,176,32,.32);
  color:var(--gold);
}

/* ============ 自查清单 ============ */
.check-panel{
  border-radius:var(--r-xl);
  border:1px solid var(--line);
  background:var(--grad-soft);
  box-shadow:var(--shadow);
  padding:36px;
}
.check-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:16px 28px;
  margin-top:8px;
}
.check-item{
  display:flex;
  gap:16px;
  padding:18px 20px;
  border-radius:var(--r-md);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.check-item:hover{
  border-color:rgba(18,225,165,.4);
  background:rgba(18,225,165,.06);
  transform:translateY(-2px);
}
.check-num{
  flex:0 0 auto;
  width:34px;height:34px;
  display:grid;place-items:center;
  border-radius:10px;
  background:rgba(18,225,165,.12);
  border:1px solid rgba(18,225,165,.28);
  color:var(--brand);
  font-size:13px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
}
.check-item h4{font-size:15.5px;margin-bottom:6px;}
.check-item p{font-size:13.8px;color:var(--muted);line-height:1.72;}

/* ============ 流程条 ============ */
.flow-strip{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  position:relative;
}
.flow-strip::before{
  content:"";
  position:absolute;
  left:6%;
  right:6%;
  top:38px;
  height:2px;
  background:linear-gradient(90deg,rgba(18,225,165,.6),rgba(108,75,255,.55));
  opacity:.45;
  z-index:0;
}
.flow-step{
  position:relative;
  z-index:1;
  padding:26px 22px;
  border-radius:var(--r-lg);
  background:var(--panel);
  border:1px solid var(--line);
  box-shadow:var(--shadow-sm);
  transition:transform .22s ease,border-color .22s ease;
}
.flow-step:hover{transform:translateY(-4px);border-color:rgba(108,75,255,.44);}
.flow-step .fs-num{
  width:48px;height:48px;
  display:grid;place-items:center;
  border-radius:14px;
  background:var(--grad);
  color:#07131F;
  font-weight:700;
  font-size:16px;
  margin-bottom:16px;
  font-variant-numeric:tabular-nums;
}
.flow-step h4{font-size:16.5px;margin-bottom:8px;}
.flow-step p{font-size:13.8px;color:var(--muted);line-height:1.72;}

/* ============ FAQ ============ */
.faq-accordion .accordion-item{
  background:transparent;
  border:0;
  border-bottom:1px solid var(--line);
}
.faq-accordion .accordion-item:first-child{border-top:1px solid var(--line);}
.faq-accordion .accordion-header{margin:0;}
.faq-accordion .accordion-button{
  width:100%;
  background:transparent;
  border:0;
  box-shadow:none;
  padding:22px 44px 22px 0;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  line-height:1.5;
  border-radius:0;
  transition:color .22s ease;
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--brand);
  background:transparent;
  box-shadow:none;
}
.faq-accordion .accordion-button:hover{color:var(--brand);}
.faq-accordion .accordion-button::after{
  content:"";
  width:10px;height:10px;
  margin-left:auto;
  border-right:2px solid currentColor;
  border-bottom:2px solid currentColor;
  transform:rotate(45deg) translateY(-3px);
  background-image:none;
  transition:transform .26s ease;
  flex:0 0 auto;
}
.faq-accordion .accordion-button:not(.collapsed)::after{
  transform:rotate(-135deg) translateY(-3px);
}
.faq-accordion .accordion-body{
  padding:0 48px 26px 0;
  font-size:15.5px;
  line-height:1.85;
  color:var(--muted);
}
.faq-accordion .accordion-body strong{color:var(--text);font-weight:600;}

/* ============ CTA ============ */
.cta-band{
  position:relative;
  border-radius:var(--r-xl);
  padding:48px 44px;
  background:
    linear-gradient(120deg,rgba(18,225,165,.16) 0%,rgba(108,75,255,.22) 100%),
    var(--panel);
  border:1px solid rgba(255,255,255,.12);
  box-shadow:var(--shadow);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:34px;
  overflow:hidden;
}
.cta-band::before{
  content:"";
  position:absolute;
  width:340px;height:340px;
  right:-90px;top:-140px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(18,225,165,.3),transparent 68%);
  pointer-events:none;
}
.cta-band h2{
  font-size:28px;
  line-height:1.32;
  margin-bottom:10px;
  max-width:560px;
}
.cta-band p{color:var(--muted);font-size:15px;max-width:560px;}
.cta-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  flex-shrink:0;
}
.cta-actions .btn-brand{min-width:200px;}

/* ============ 页脚 ============ */
.site-footer{
  position:relative;
  margin-top:8px;
  padding:72px 0 26px;
  background:#080A15;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(18,225,165,.55),rgba(108,75,255,.55),transparent) 1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.15fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{
  font-size:14px;
  color:var(--dim);
  line-height:1.8;
  max-width:320px;
}
.footer-col h4{
  font-size:15px;
  margin-bottom:16px;
  color:var(--text);
  letter-spacing:.6px;
}
.footer-col a,
.footer-col li{
  display:block;
  font-size:14px;
  color:var(--muted);
  line-height:1.9;
  margin-bottom:8px;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding-top:24px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .nav-search{display:none;}
  .page-hero h1{font-size:34px;}
  .section-head h2{font-size:30px;}
}
@media (max-width:991px){
  :root{--sp-section:72px;}
  .nav-toggle{display:grid;place-items:center;}
  .nav-links{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    flex-direction:column;
    align-items:stretch;
    gap:2px;
    padding:16px 20px 22px;
    background:rgba(11,13,26,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(0,0,0,.5);
    transform:translateY(-12px);
    opacity:0;
    visibility:hidden;
    transition:opacity .22s ease,transform .22s ease,visibility .22s;
    max-height:calc(100vh - 64px);
    overflow-y:auto;
  }
  .nav-links.is-open{
    transform:translateY(0);
    opacity:1;
    visibility:visible;
  }
  .nav-link{padding:13px 14px;border-radius:12px;font-size:15px;}
  .nav-link.active::after{left:14px;right:auto;width:26px;bottom:6px;}
  .page-hero .container{grid-template-columns:1fr;gap:28px;min-height:0;}
  .page-hero h1{font-size:32px;}
  .hero-visual{aspect-ratio:16/9;}
  .compare-grid{grid-template-columns:1fr;}
  .compare-card .cc-desc{min-height:0;}
  .check-grid{grid-template-columns:1fr;}
  .flow-strip{grid-template-columns:repeat(2,1fr);}
  .flow-strip::before{display:none;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:36px 28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .check-panel{padding:26px 20px;}
  .section-head h2{font-size:27px;}
}
@media (max-width:575px){
  :root{--sp-section:56px;}
  .container{padding:0 16px;}
  .header-inner{gap:12px;}
  .brand-text strong{font-size:15.5px;}
  .brand-text em{font-size:10px;letter-spacing:1.5px;}
  .nav-cta{display:none;}
  .page-hero{padding:44px 0 40px;}
  .page-hero h1{font-size:27px;}
  .page-hero .lead{font-size:15px;}
  .hero-mini-stats{gap:10px;}
  .stat-pill{padding:8px 13px;font-size:12.5px;}
  .stat-pill b{font-size:16px;}
  .section-head h2{font-size:24px;}
  .compare-grid{grid-template-columns:1fr;gap:16px;}
  .flow-strip{grid-template-columns:1fr;}
  .cta-band h2{font-size:22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,
  .cta-actions .btn-ghost{width:100%;min-width:0;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .faq-accordion .accordion-button{font-size:15.5px;padding-right:34px;}
  .faq-accordion .accordion-body{padding-right:8px;font-size:14.5px;}
  table.cmp-table{min-width:680px;}
}