/* roulang page: index */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --bg-2:#04060C;
  --panel:rgba(255,255,255,.045);
  --stroke:rgba(120,238,214,.14);
  --hi:rgba(255,255,255,.10);
  --primary:#00E3B5;
  --primary-d:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;background-color:var(--bg-0);-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:transparent;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.026) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.026) 1px, transparent 1px),
    radial-gradient(900px 520px at 10% -8%, rgba(0,227,181,.10), transparent 62%),
    radial-gradient(760px 460px at 90% 2%, rgba(138,107,255,.07), transparent 60%);
  background-size: 64px 64px, 64px 64px, 100% 100%, 100% 100%;
  background-repeat: repeat, repeat, no-repeat, no-repeat;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}

.shell{width:100%;max-width:1240px;margin:0 auto;padding-left:20px;padding-right:20px}
@media (min-width:768px){.shell{padding-left:32px;padding-right:32px}}

.glass{
  background:var(--panel);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border:1px solid var(--stroke);
  box-shadow:inset 0 1px 0 var(--hi), 0 18px 50px -20px rgba(0,0,0,.72);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:12px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;position:relative;overflow:hidden;
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), background-color 220ms var(--ease), filter 220ms var(--ease), border-color 220ms var(--ease);
}
.btn-glow{
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  color:#04211C;
  box-shadow:0 10px 30px -12px rgba(0,227,181,.6);
}
.btn-glow::after{
  content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg);transition:left 280ms var(--ease);
}
.btn-glow:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(0,227,181,.5),0 16px 42px -12px rgba(0,227,181,.55)}
.btn-glow:hover::after{left:120%}
.btn-glow:active{transform:translateY(0)}
.btn-ghost{
  background:transparent;border-color:rgba(0,227,181,.45);color:var(--primary);
}
.btn-ghost:hover{background:rgba(0,227,181,.10);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:10px}

/* ============ 徽章 / 胶囊 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1;
}
.badge-primary{background:rgba(0,227,181,.14);color:var(--primary);border:1px solid rgba(0,227,181,.34)}
.badge-accent{background:rgba(255,107,53,.16);color:#FFB08C;border:1px solid rgba(255,107,53,.42)}
.badge-violet{background:rgba(138,107,255,.16);color:#C0B0FF;border:1px solid rgba(138,107,255,.36)}

.chip{
  display:inline-flex;align-items:center;height:34px;padding:0 16px;border-radius:999px;
  background:var(--panel);border:1px solid var(--stroke);
  font-size:13px;color:var(--text-2);white-space:nowrap;
  transition:all 220ms var(--ease);
}
.chip:hover{color:var(--primary);background:rgba(0,227,181,.10);border-color:rgba(0,227,181,.4)}
.chip.is-active{
  color:#04211C;background:linear-gradient(135deg,#00E3B5,#00B79A);
  border-color:transparent;font-weight:600;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,7,14,.80);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--stroke);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-mark{display:inline-flex;filter:drop-shadow(0 6px 16px rgba(0,227,181,.35))}

.search-box{
  position:relative;display:flex;align-items:center;height:52px;
  border-radius:14px;background:rgba(255,255,255,.05);
  border:1px solid var(--stroke);
  transition:border-color 220ms var(--ease), box-shadow 220ms var(--ease), transform 220ms var(--ease);
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(0,227,181,.14);
  transform:scale(1.008);
}
.search-icon{position:absolute;left:16px;width:19px;height:19px;color:var(--primary);pointer-events:none}
.search-input{
  flex:1;height:100%;padding:0 118px 0 46px;
  background:transparent;border:0;outline:none;font-size:15px;color:var(--text-1);
}
.search-input::placeholder{color:var(--text-3)}
.search-btn{
  position:absolute;right:6px;top:6px;bottom:6px;
  padding:0 20px;border:0;border-radius:10px;cursor:pointer;
  background:linear-gradient(135deg,#00E3B5,#00B79A);color:#04211C;
  font-size:14px;font-weight:700;transition:filter 220ms var(--ease), box-shadow 220ms var(--ease);
}
.search-btn:hover{filter:brightness(1.08);box-shadow:0 8px 22px -8px rgba(0,227,181,.7)}

.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 12px;border-radius:10px;
  font-size:14px;color:var(--text-2);position:relative;
  transition:color 220ms var(--ease), background-color 220ms var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:4px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(0,227,181,.8);
}
.mnav-link{
  display:block;padding:12px 14px;border-radius:10px;font-size:15px;color:var(--text-2);
  transition:background-color 220ms var(--ease), color 220ms var(--ease);
}
.mnav-link:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.mnav-link.is-active{color:var(--primary);background:rgba(0,227,181,.10)}
.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:12px;
  background:var(--panel);border:1px solid var(--stroke);cursor:pointer;
  transition:border-color 220ms var(--ease);
}
.nav-toggle:hover{border-color:rgba(0,227,181,.5)}

.chip-row{overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
.chip-row::-webkit-scrollbar{display:none}

/* ============ Hero ============ */
.hero-title{
  font-size:34px;line-height:1.18;font-weight:800;letter-spacing:-.02em;
  margin-top:18px;
}
@media (min-width:768px){.hero-title{font-size:44px}}
@media (min-width:1024px){.hero-title{font-size:54px}}
.hero-sub{font-size:18px;line-height:1.75;color:var(--text-2);margin-top:18px;max-width:32em}
@media (min-width:1024px){.hero-sub{font-size:19px}}

.hero-visual{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--stroke);
  box-shadow:0 30px 70px -30px rgba(0,0,0,.9);
  aspect-ratio:4/3;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,7,14,.15) 0%, rgba(5,7,14,.55) 55%, rgba(5,7,14,.92) 100%);
}
.hero-float{
  position:absolute;left:16px;bottom:16px;right:16px;
  border-radius:18px;padding:16px 18px;
  display:flex;flex-direction:column;gap:8px;
}
@media (min-width:768px){.hero-float{left:24px;right:auto;bottom:24px;width:300px}}

.stat-num{
  display:block;font-size:26px;font-weight:800;line-height:1.15;
  font-variant-numeric:tabular-nums;color:var(--text-1);
}
@media (min-width:1024px){.stat-num{font-size:30px}}
.stat-num em{font-style:normal;font-size:15px;font-weight:600;color:var(--text-2);margin-left:2px}
.stat-label{display:block;font-size:13px;color:var(--text-3);margin-top:4px}
.stat{padding-left:14px;border-left:1px solid var(--stroke)}

/* ============ 区块通用 ============ */
.section{padding-top:64px;padding-bottom:64px}
@media (min-width:1024px){.section{padding-top:96px;padding-bottom:96px}}
.sec-title{
  font-size:23px;line-height:1.35;font-weight:800;letter-spacing:-.01em;
  padding-left:14px;position:relative;
}
@media (min-width:1024px){.sec-title{font-size:30px}}
.sec-title::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 12px rgba(0,227,181,.8);
}
.sec-desc{font-size:15px;line-height:1.85;color:var(--text-2);margin-top:12px;max-width:56em}

/* ============ 阶梯卡 ============ */
.step-card{
  border-radius:18px;padding:24px;
  display:flex;flex-direction:column;gap:14px;
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.5);box-shadow:0 0 0 1px rgba(0,227,181,.45),0 18px 50px -20px rgba(0,227,181,.35)}
.step-card h3{font-size:18px;font-weight:700}
.step-list li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:var(--text-2);line-height:1.7;margin-bottom:8px}
.step-list li svg{flex:none;margin-top:4px}
.progress-track{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden}
.progress-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#FF8A4C,#FF6B35)}
.progress-line{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ============ 对比卡 ============ */
.plan-card{
  border-radius:18px;padding:26px 22px;
  display:flex;flex-direction:column;gap:6px;position:relative;
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease);
}
.plan-card:hover{transform:translateY(-4px)}
.plan-card.is-top{
  border-color:rgba(0,227,181,.55);
  box-shadow:0 0 0 1px rgba(0,227,181,.4), 0 22px 60px -24px rgba(0,227,181,.5);
}
@media (min-width:1024px){.plan-card.is-top{transform:scale(1.03)}.plan-card.is-top:hover{transform:scale(1.03) translateY(-4px)}}
.plan-price{font-size:34px;font-weight:800;font-variant-numeric:tabular-nums;line-height:1.1}
.plan-price small{font-size:14px;font-weight:600;color:var(--text-2);margin-left:4px}
.plan-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 0;border-bottom:1px solid rgba(255,255,255,.06);
  font-size:14px;color:var(--text-2);
}
.plan-row:last-of-type{border-bottom:0}
.plan-row .val{color:var(--text-1);font-weight:600;text-align:right}
.plan-row .off{color:var(--text-3)}

/* ============ 倒计时通栏 ============ */
.count-strip{
  border-radius:24px;overflow:hidden;position:relative;
  border:1px solid var(--stroke);
  background:linear-gradient(120deg, rgba(10,15,26,.96), rgba(10,15,26,.72));
}
.count-strip::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,#FF6B35,#FFB08C,#FF6B35);
}
.cd-box{
  width:56px;height:56px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;
  background:rgba(255,255,255,.05);border:1px solid var(--stroke);
}

/* ============ 资讯卡 ============ */
.news-card{
  border-radius:18px;overflow:hidden;
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), border-color 220ms var(--ease);
  height:100%;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.5);box-shadow:0 0 0 1px rgba(0,227,181,.4),0 18px 46px -18px rgba(0,227,181,.3)}
.news-link{display:flex;flex-direction:column;height:100%}
.news-cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.news-cover img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease)}
.news-card:hover .news-cover img{transform:scale(1.04)}
.news-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,7,14,.85))}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-body h3{
  font-size:17px;font-weight:700;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-body p{
  font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;padding-top:10px;
}
.news-meta .arrow{color:var(--primary);font-weight:600}

.empty-state{
  border-radius:18px;min-height:220px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;padding:32px 20px;
}
.empty-state p{font-size:14px;color:var(--text-2)}

/* ============ FAQ ============ */
.faq-item{
  border-radius:14px;overflow:hidden;margin-bottom:10px;
  transition:border-color 220ms var(--ease);
}
.faq-item:hover{border-color:rgba(0,227,181,.35)}
.faq-item.is-open{border-color:rgba(0,227,181,.55)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px;background:transparent;border:0;cursor:text;
  text-align:left;font-size:16px;font-weight:600;color:var(--text-1);
}
.faq-toggle{
  flex:none;width:28px;height:28px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke);background:rgba(255,255,255,.04);
  color:var(--primary);font-size:16px;line-height:1;cursor:pointer;
  transition:transform 220ms var(--ease), background-color 220ms var(--ease);
}
.faq-item.is-open .faq-toggle{background:rgba(0,227,181,.16);transform:rotate(45deg)}
.faq-a{
  display:none;padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2);
}
.faq-item.is-open .faq-a{display:block}

/* ============ 表单 ============ */
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:13px;color:var(--text-2);font-weight:600}
.field .ctrl{
  width:100%;height:48px;padding:0 16px;border-radius:14px;
  background:rgba(255,255,255,.045);border:1px solid var(--stroke);
  font-size:15px;color:var(--text-1);outline:none;
  transition:border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.field textarea.ctrl{height:auto;padding:14px 16px;line-height:1.75;resize:vertical;min-height:112px}
.field .ctrl::placeholder{color:var(--text-3)}
.field .ctrl:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,227,181,.14)}
.field select.ctrl{
  appearance:none;-webkit-appearance:none;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2300E3B5' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'/></svg>");
  background-repeat:no-repeat;background-position:right 16px center;
  padding-right:44px;
}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2);line-height:1.7}
.check-row input{width:17px;height:17px;margin-top:3px;accent-color:#00E3B5;flex:none}
.form-note{font-size:13px;color:var(--text-3)}

.promise{display:flex;gap:12px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.promise:last-child{border-bottom:0}
.promise-ico{
  flex:none;width:36px;height:36px;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(0,227,181,.12);border:1px solid rgba(0,227,181,.3);color:var(--primary);
}

/* ============ 保障卡 ============ */
.guard-card{
  border-radius:16px;padding:20px;
  transition:transform 220ms var(--ease), border-color 220ms var(--ease);
}
.guard-card:hover{transform:translateY(-3px);border-color:rgba(0,227,181,.45)}
.guard-card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.guard-card p{font-size:14px;color:var(--text-2);line-height:1.8}
.wave-deco{opacity:.5;pointer-events:none}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:24px;
  background:var(--bg-2);
  border-top:1px solid var(--stroke);
  padding-top:56px;
}
.foot-col-title{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:16px;letter-spacing:.02em}
.foot-link{display:block;font-size:14px;color:var(--text-2);padding:6px 0;transition:color 220ms var(--ease), padding-left 220ms var(--ease)}
.foot-link:hover{color:var(--primary);padding-left:4px}
.foot-mini-search{display:flex;gap:8px;margin-top:14px}
.foot-mini-search input{
  flex:1;height:42px;padding:0 14px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--stroke);
  font-size:14px;outline:none;transition:border-color 220ms var(--ease);
}
.foot-mini-search input::placeholder{color:var(--text-3)}
.foot-mini-search input:focus{border-color:var(--primary)}
.foot-mini-search button{
  height:42px;padding:0 16px;border-radius:12px;border:0;cursor:pointer;
  background:linear-gradient(135deg,#00E3B5,#00B79A);color:#04211C;font-weight:700;font-size:14px;
  transition:filter 220ms var(--ease);
}
.foot-mini-search button:hover{filter:brightness(1.08)}
.foot-bottom{
  margin-top:44px;padding:22px 0;
  border-top:1px solid rgba(255,255,255,.07);
  display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.foot-bottom a{color:var(--text-3)}
.foot-bottom a:hover{color:var(--primary)}

@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: article */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --bg-2:#04060C;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.07);
  --stroke:rgba(120,238,214,.14);
  --hair:rgba(255,255,255,.10);
  --primary:#00E3B5;
  --primary-deep:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --r-card:18px;
  --r-panel:24px;
  --r-btn:12px;
  --r-input:14px;
  --shadow:0 18px 50px -20px rgba(0,0,0,.72);
  --shadow-hover:0 0 0 1px rgba(0,227,181,.45), 0 14px 40px -12px rgba(0,227,181,.35);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(680px 480px at 10% 4%, rgba(0,227,181,.08), transparent 70%),
    radial-gradient(620px 460px at 92% 10%, rgba(138,107,255,.06), transparent 72%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.045;
  background-image:
    linear-gradient(rgba(255,255,255,.7) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.7) 1px, transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.tabular{font-variant-numeric:tabular-nums;font-weight:700}

.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
@media (min-width:768px){.shell{padding:0 32px}}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,7,14,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease), border-color .22s var(--ease);
}
.site-header.is-stuck{background:rgba(5,7,14,.93);border-bottom-color:var(--stroke)}
.brand{display:inline-flex;align-items:center;gap:10px;min-height:44px}
.brand-mark{display:inline-flex;filter:drop-shadow(0 6px 16px rgba(0,227,181,.35))}
.brand-text{font-weight:800;font-size:17px;letter-spacing:-.01em;color:var(--text-1)}
.header-search{
  display:flex;align-items:center;gap:8px;
  height:52px;padding:0 6px 0 16px;
  border-radius:var(--r-input);
  background:var(--panel);
  border:1px solid var(--stroke);
  backdrop-filter:blur(12px);
  transition:border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.header-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(0,227,181,.13)}
.header-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:15px;color:var(--text-1)}
.header-search input::placeholder{color:var(--text-3)}
.search-icon{flex:none;color:var(--primary)}
.search-btn{
  flex:none;height:40px;padding:0 18px;border:0;border-radius:10px;cursor:pointer;
  font-size:14px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  transition:filter .22s var(--ease), transform .22s var(--ease);
}
.search-btn:hover{filter:brightness(1.09);transform:translateY(-1px)}
.search-btn:active{transform:translateY(1px)}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  min-height:40px;padding:0 14px;border-radius:999px;
  font-size:14.5px;color:var(--text-2);white-space:nowrap;
  transition:color .22s var(--ease), background .22s var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--primary);background:rgba(0,227,181,.10)}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:4px;height:2px;border-radius:2px;background:var(--primary);
}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border:0;border-radius:var(--r-btn);cursor:pointer;
  font-size:15px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:0 10px 26px -12px rgba(0,227,181,.75);
  transition:transform .22s var(--ease), box-shadow .22s var(--ease), filter .22s var(--ease);
}
.btn-glow:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 0 0 4px rgba(0,227,181,.18),0 14px 34px -12px rgba(0,227,181,.8)}
.btn-glow:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 20px;border-radius:var(--r-btn);cursor:pointer;
  font-size:15px;font-weight:600;color:var(--primary);
  background:transparent;border:1px solid rgba(0,227,181,.45);
  transition:background .22s var(--ease), transform .22s var(--ease), border-color .22s var(--ease);
}
.btn-ghost:hover{background:rgba(0,227,181,.10);transform:translateY(-2px);border-color:rgba(0,227,181,.8)}
.btn-ghost:active{transform:translateY(0)}
.btn-sm{min-height:38px;padding:0 16px;font-size:13.5px}

.chips-row{
  display:flex;gap:10px;align-items:center;
  padding:0 0 12px;
  overflow-x:auto;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
  -webkit-mask-image:linear-gradient(90deg,#000 0,#000 calc(100% - 26px),transparent 100%);
  mask-image:linear-gradient(90deg,#000 0,#000 calc(100% - 26px),transparent 100%);
}
.chips-row::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;align-items:center;gap:6px;flex:none;
  height:34px;padding:0 14px;border-radius:999px;
  font-size:13.5px;color:var(--text-2);
  background:var(--panel);border:1px solid var(--stroke);
  transition:color .22s var(--ease), background .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
}
.chip:hover{color:var(--primary);background:rgba(0,227,181,.10);border-color:rgba(0,227,181,.42);transform:translateY(-1px)}
.chip.is-active{color:#04211C;background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-color:transparent;font-weight:700}

/* ---------- Common blocks ---------- */
.glass{
  background:var(--panel);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  box-shadow:var(--shadow);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  position:relative;
}
.glass::before{
  content:"";position:absolute;left:14px;right:14px;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.24),transparent);
  pointer-events:none;
}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 12px;border-radius:999px;font-size:11.5px;font-weight:600;letter-spacing:.02em}
.badge-violet{background:rgba(138,107,255,.16);color:#BBAEFF;border:1px solid rgba(138,107,255,.34)}
.badge-flame{background:linear-gradient(135deg,#FF6B35,#FF9163);color:#2A0E02;border:1px solid transparent}
.sec-title{font-size:22px;line-height:1.35;font-weight:800;letter-spacing:-.01em;color:var(--text-1)}
@media (min-width:1024px){.sec-title{font-size:29px}}
.sec-sub{font-size:14.5px;color:var(--text-2)}

/* ---------- Article head ---------- */
.article-head{
  position:relative;
  padding:34px 0 30px;
  border-bottom:1px solid rgba(255,255,255,.07);
}
.article-head::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.16;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 92%);
}
.article-head .shell{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.crumbs a{color:var(--text-3);transition:color .2s var(--ease)}
.crumbs a:hover{color:var(--primary)}
.crumbs .sep{color:rgba(255,255,255,.22)}
.crumbs .cur{color:var(--text-2);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-h1{
  font-size:27px;line-height:1.32;font-weight:800;letter-spacing:-.02em;
  color:var(--text-1);margin:14px 0 18px;max-width:900px;
}
@media (min-width:768px){.article-h1{font-size:34px}}
@media (min-width:1024px){.article-h1{font-size:38px}}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--text-3)}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.2)}
.meta-row strong{color:var(--text-2);font-weight:600}

/* ---------- Article body ---------- */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:34px;padding:40px 0 8px}
@media (min-width:1024px){
  .article-grid{grid-template-columns:minmax(0,780px) minmax(0,1fr);gap:52px;padding:56px 0 16px;align-items:start}
}
.article-body{font-size:17px;line-height:1.9;color:#D9E4E9}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em}
.article-body h2{
  position:relative;font-size:23px;line-height:1.42;font-weight:800;color:var(--text-1);
  margin:42px 0 16px;padding-left:14px;letter-spacing:-.01em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.24em;bottom:.24em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),var(--primary-deep));
}
.article-body h3{font-size:19px;line-height:1.5;font-weight:700;color:var(--text-1);margin:30px 0 12px}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em}
.article-body li{margin:.45em 0}
.article-body a{color:var(--primary);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px;text-decoration-color:rgba(0,227,181,.45)}
.article-body a:hover{text-decoration-color:var(--primary)}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-left:3px solid var(--primary);border-radius:0 14px 14px 0;
  background:var(--panel);color:var(--text-2);font-size:16px;
}
.article-body img{border-radius:16px;margin:26px auto;box-shadow:var(--shadow)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--text-3);margin-top:10px}
.article-body table{width:100%;border-collapse:separate;border-spacing:0;margin:26px 0;font-size:15px;
  border:1px solid var(--stroke);border-radius:16px;overflow:hidden}
.article-body th,.article-body td{padding:12px 16px;text-align:left;border-bottom:1px solid rgba(255,255,255,.07)}
.article-body th{background:rgba(0,227,181,.08);color:var(--text-1);font-weight:700}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.022)}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:rgba(0,227,181,.10);color:#9CF3DE;padding:2px 7px;border-radius:6px;font-size:14.5px}
.article-body hr{border:0;height:1px;background:rgba(255,255,255,.09);margin:34px 0}

.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:240px;padding:36px 24px;text-align:center;
  background:var(--panel);border:1px solid var(--stroke);border-radius:var(--r-card);
}
.empty-state svg{color:rgba(0,227,181,.6)}
.empty-state p{color:var(--text-2);font-size:15px;margin:0}

/* ---------- Aside ---------- */
.aside-stack{display:flex;flex-direction:column;gap:22px}
@media (min-width:1024px){.aside-stack{position:sticky;top:100px}}
.aside-card{padding:20px}
.aside-title{font-size:15px;font-weight:700;color:var(--text-1);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.aside-title::before{content:"";width:3px;height:14px;border-radius:3px;background:var(--primary)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-pill{
  display:inline-flex;align-items:center;height:30px;padding:0 12px;border-radius:999px;
  font-size:12.5px;color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--stroke);
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.tag-pill:hover{color:var(--primary);background:rgba(0,227,181,.10);border-color:rgba(0,227,181,.4)}
.mini-card{display:flex;gap:12px;padding:10px;border-radius:14px;transition:background .22s var(--ease), transform .22s var(--ease)}
.mini-card:hover{background:rgba(255,255,255,.05);transform:translateY(-2px)}
.mini-thumb{width:96px;height:62px;flex:none;border-radius:12px;overflow:hidden;position:relative;background:var(--bg-1)}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-card h4{font-size:14px;line-height:1.55;font-weight:600;color:var(--text-1);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card span{font-size:12px;color:var(--text-3)}
.cta-narrow{padding:22px;text-align:center;border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(0,227,181,.12),rgba(138,107,255,.08));
  border:1px solid rgba(0,227,181,.28)}
.cta-narrow p{font-size:13.5px;color:var(--text-2);margin:8px 0 16px;line-height:1.75}

/* ---------- Footer blocks of article ---------- */
.tail-sec{padding:44px 0 0}
@media (min-width:1024px){.tail-sec{padding:56px 0 0}}
.tail-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.tail-label{font-size:13px;color:var(--text-3);margin-right:4px}
.duo-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:18px;margin-top:18px}
@media (min-width:768px){.duo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
.duo-card{
  display:flex;flex-direction:column;gap:8px;padding:20px 22px;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--stroke);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.duo-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.45);box-shadow:var(--shadow-hover)}
.duo-card .kicker{font-size:12px;color:var(--primary);letter-spacing:.06em}
.duo-card h3{font-size:17px;font-weight:700;color:var(--text-1)}
.duo-card p{font-size:13.5px;color:var(--text-2);line-height:1.75}

.card-grid{display:grid;grid-template-columns:minmax(0,1fr);gap:22px}
@media (min-width:640px){.card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.card-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-card);
  background:var(--panel);border:1px solid var(--stroke);box-shadow:var(--shadow);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.45);box-shadow:var(--shadow-hover)}
.post-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-1)}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.post-card:hover .post-cover img{transform:scale(1.04)}
.post-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,7,14,0),rgba(5,7,14,.72))}
.post-cover .badge{position:absolute;left:12px;top:12px;z-index:2}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:17.5px;line-height:1.5;font-weight:700;color:var(--text-1);
  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:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3)}
.post-foot .arrow{color:var(--primary);font-weight:700}

.inline-cta{
  margin-top:44px;padding:28px 26px;border-radius:var(--r-panel);position:relative;overflow:hidden;
  background:linear-gradient(150deg,rgba(0,227,181,.14),rgba(138,107,255,.10) 70%,rgba(255,107,53,.08));
  border:1px solid rgba(0,227,181,.30);
}
.inline-cta::before{content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,var(--primary),var(--violet),var(--accent))}
.inline-cta .inner{display:flex;flex-direction:column;gap:16px}
@media (min-width:768px){.inline-cta .inner{flex-direction:row;align-items:center;justify-content:space-between}}
.inline-cta h2{font-size:20px;font-weight:800;color:var(--text-1)}
.inline-cta p{font-size:14px;color:var(--text-2);margin-top:6px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}

.back-link{display:inline-flex;align-items:center;gap:8px;margin-top:26px;font-size:14px;color:var(--text-2);
  transition:color .2s var(--ease),transform .2s var(--ease)}
.back-link:hover{color:var(--primary);transform:translateX(4px)}

/* ---------- Footer ---------- */
.site-footer{
  margin-top:72px;padding:60px 0 26px;position:relative;z-index:1;
  background:var(--bg-2);border-top:1px solid var(--stroke);
}
.foot-col-title{font-size:13.5px;font-weight:700;color:var(--text-1);margin:0 0 14px;letter-spacing:.02em}
.foot-link{display:block;font-size:13.5px;color:var(--text-2);padding:6px 0;
  transition:color .2s var(--ease),transform .2s var(--ease)}
.foot-link:hover{color:var(--primary);transform:translateX(3px)}
.foot-mini-search{display:flex;margin-top:16px;height:42px;border-radius:14px;overflow:hidden;
  border:1px solid var(--stroke);background:var(--panel)}
.foot-mini-search input{flex:1;min-width:0;background:transparent;border:0;outline:none;padding:0 12px;
  font-size:13.5px;color:var(--text-1)}
.foot-mini-search input::placeholder{color:var(--text-3)}
.foot-mini-search button{border:0;cursor:pointer;padding:0 16px;font-size:13.5px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep))}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.07);
  font-size:13px;color:var(--text-3);
}
.foot-bottom a{color:var(--text-3);transition:color .2s var(--ease)}
.foot-bottom a:hover{color:var(--primary)}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --footer-bg:#04060C;
  --panel:rgba(255,255,255,.045);
  --stroke:rgba(120,238,214,.14);
  --hairline:rgba(255,255,255,.10);
  --primary:#00E3B5;
  --primary-deep:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --r-card:18px;
  --r-panel:24px;
  --r-btn:12px;
  --r-pill:999px;
  --r-input:14px;
  --shadow-soft:0 18px 50px -20px rgba(0,0,0,.72);
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(62% 42% at 10% 0%, rgba(0,227,181,.085), transparent 70%),
    radial-gradient(52% 38% at 90% 6%, rgba(138,107,255,.06), transparent 72%);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:.05;
  background-image:
    linear-gradient(rgba(255,255,255,.16) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.16) 1px, transparent 1px);
  background-size:64px 64px;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
h1,h2,h3,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:rgba(0,227,181,.28)}

.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:2}
@media (min-width:1024px){.shell{padding:0 32px}}

/* ===== 头部 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(5,7,14,.74);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--hairline);
  transition:background 220ms var(--ease),box-shadow 220ms var(--ease);
}
.site-header.is-scrolled{background:rgba(5,7,14,.92);box-shadow:0 14px 40px -24px rgba(0,0,0,.9)}
.head-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;order:1;flex:0 0 auto}
.brand-mark{display:inline-flex;filter:drop-shadow(0 6px 18px rgba(0,227,181,.28))}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.head-cta{order:2;margin-left:auto;height:42px;padding:0 18px;font-size:14px}
.menu-toggle{
  order:3;
  width:44px;height:44px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;
  border:1px solid var(--stroke);
  background:rgba(255,255,255,.05);
  color:var(--text-1);
  transition:all 220ms var(--ease);
}
.menu-toggle:hover{background:rgba(0,227,181,.1);border-color:rgba(0,227,181,.4)}
.search-bar{
  order:5;
  width:100%;
  display:flex;
  align-items:center;
  gap:10px;
  height:52px;
  padding:0 6px 0 16px;
  border-radius:var(--r-input);
  background:rgba(255,255,255,.055);
  border:1px solid var(--stroke);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.10);
  transition:all 220ms var(--ease);
}
.search-bar:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(0,227,181,.16),inset 0 1px 0 rgba(255,255,255,.12);
  transform:scale(1.008);
}
.search-bar svg{flex:0 0 auto}
.search-bar input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  background:none;
  border:0;
  outline:none;
  font-size:15px;
}
.search-bar input::placeholder{color:var(--text-3)}
.search-bar button{
  flex:0 0 auto;
  height:40px;
  padding:0 18px;
  border-radius:10px;
  font-size:14px;
  font-weight:700;
  color:#04211C;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  transition:all 220ms var(--ease);
}
.search-bar button:hover{filter:brightness(1.08);box-shadow:0 10px 26px -12px rgba(0,227,181,.7)}
@media (min-width:1024px){
  .head-row{flex-wrap:nowrap;gap:20px;padding:14px 0}
  .search-bar{order:2;flex:1 1 340px;max-width:520px;margin:0 auto}
  .head-cta{order:4;margin-left:0}
  .menu-toggle{display:none}
}
.chips-row{
  display:flex;
  gap:10px;
  padding:0 0 12px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.chips-row::-webkit-scrollbar{display:none}
.chip{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 15px;
  border-radius:var(--r-pill);
  font-size:13.5px;
  color:var(--text-2);
  background:rgba(255,255,255,.045);
  border:1px solid var(--stroke);
  white-space:nowrap;
  transition:all 220ms var(--ease);
}
.chip:hover{background:rgba(0,227,181,.1);color:var(--text-1);border-color:rgba(0,227,181,.35)}
.chip.is-active{
  color:#04211C;
  font-weight:700;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  border-color:transparent;
  box-shadow:0 10px 26px -14px rgba(0,227,181,.8);
}
.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:40px;
  padding:0 12px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--text-2);
  white-space:nowrap;
  transition:all 220ms var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:12px;right:12px;bottom:5px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(0,227,181,.75);
}
.mobile-menu{display:none;padding:6px 0 14px;border-top:1px solid var(--hairline);margin-top:4px}
.mobile-menu.is-open{display:flex;flex-direction:column;gap:2px}
@media (min-width:1024px){.mobile-menu{display:none !important}}

/* ===== 通用组件 ===== */
.glass{
  background:var(--panel);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  box-shadow:var(--shadow-soft),inset 0 1px 0 rgba(255,255,255,.10);
}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:44px;
  height:46px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  transition:all 220ms var(--ease);
}
.btn-glow{
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  color:#04211C;
  box-shadow:0 14px 34px -16px rgba(0,227,181,.75);
}
.btn-glow:hover{
  filter:brightness(1.1);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(0,227,181,.45),0 18px 42px -12px rgba(0,227,181,.6);
}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;
  border-color:rgba(0,227,181,.5);
  color:var(--primary);
}
.btn-ghost:hover{background:rgba(0,227,181,.1);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}
.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:25px;
  padding:0 11px;
  border-radius:var(--r-pill);
  font-size:11.5px;
  font-weight:600;
  letter-spacing:.02em;
}
.badge-green{background:rgba(0,227,181,.14);color:#4FF0D0;border:1px solid rgba(0,227,181,.3)}
.badge-violet{background:rgba(138,107,255,.16);color:#B7A5FF;border:1px solid rgba(138,107,255,.32)}
.badge-orange{background:linear-gradient(135deg,#FF8A4C,#FF6B35);color:#26100A;border:0}
.badge-slate{background:rgba(255,255,255,.06);color:var(--text-2);border:1px solid var(--hairline)}
.sec{position:relative;z-index:1;padding:56px 0}
@media (min-width:1024px){.sec{padding:88px 0}}
.sec-title{
  font-size:22px;
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.01em;
  padding-left:14px;
  position:relative;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,#00E3B5,#00B79A);
  box-shadow:0 0 12px rgba(0,227,181,.6);
}
@media (min-width:1024px){.sec-title{font-size:30px}}
.sec-sub{color:var(--text-2);font-size:15px;margin-top:10px;padding-left:14px}
.tabnum{font-variant-numeric:tabular-nums}
.divider{height:1px;background:var(--hairline);border:0;margin:0}

/* ===== 头部横幅 ===== */
.page-hero{
  position:relative;
  z-index:1;
  padding:36px 0 52px;
  background-image:linear-gradient(180deg,rgba(5,7,14,.74),rgba(5,7,14,.95)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--hairline);
}
@media (min-width:1024px){.page-hero{padding:48px 0 76px}}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:26px;flex-wrap:wrap}
.crumb a{color:var(--text-3);transition:color 220ms var(--ease)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3);opacity:.7}
.hero-title{
  font-size:34px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
  margin:16px 0 14px;
}
@media (min-width:768px){.hero-title{font-size:44px}}
@media (min-width:1024px){.hero-title{font-size:52px;max-width:15em}}
.hero-sub{font-size:17px;color:var(--text-2);max-width:34em}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px 34px;
  margin-top:34px;
  padding-top:22px;
  border-top:1px solid var(--hairline);
}
.hero-stat-num{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:#fff}
.hero-stat-label{font-size:12.5px;color:var(--text-3);margin-top:2px}
.hero-card{
  padding:16px;
  border-radius:var(--r-panel);
}
.hero-card img{
  width:100%;
  aspect-ratio:16/9;
  object-fit:cover;
  border-radius:16px;
}
.hero-card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:14px;flex-wrap:wrap}
.hero-card-title{font-size:15px;font-weight:700}
.hero-card-desc{font-size:13px;color:var(--text-2);margin-top:2px}

/* ===== 清单行 ===== */
.list-panel{overflow:hidden;border-radius:var(--r-panel)}
.row-item{
  position:relative;
  display:flex;
  align-items:center;
  gap:16px;
  min-height:80px;
  padding:16px 20px;
  border-bottom:1px solid rgba(255,255,255,.07);
  transition:all 220ms var(--ease);
}
.row-item:last-child{border-bottom:0}
.row-item::before{
  content:"";
  position:absolute;
  left:0;top:14px;bottom:14px;
  width:3px;
  border-radius:0 3px 3px 0;
  background:var(--primary);
  opacity:0;
  transition:opacity 220ms var(--ease);
  box-shadow:0 0 14px rgba(0,227,181,.7);
}
.row-item:hover{background:rgba(255,255,255,.05)}
.row-item:hover::before{opacity:1}
.row-index{
  flex:0 0 auto;
  width:36px;height:36px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:11px;
  font-size:13.5px;
  font-weight:800;
  font-variant-numeric:tabular-nums;
  color:var(--primary);
  background:rgba(0,227,181,.09);
  border:1px solid rgba(0,227,181,.24);
}
.row-body{flex:1 1 auto;min-width:0}
.row-name{font-size:17px;font-weight:700;letter-spacing:-.01em}
.row-desc{font-size:13.5px;color:var(--text-2);line-height:1.7;margin-top:2px}
.row-side{flex:0 0 auto;display:flex;align-items:center;gap:12px}
.row-arrow{
  width:32px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  color:var(--text-3);
  border:1px solid var(--hairline);
  transition:all 220ms var(--ease);
}
.row-item:hover .row-arrow{color:var(--primary);border-color:rgba(0,227,181,.45);transform:translateX(3px)}
@media (max-width:520px){
  .row-item{align-items:flex-start;gap:12px;padding:16px}
  .row-side{flex-direction:column;align-items:flex-end;gap:8px}
}

/* ===== 侧栏 ===== */
.side-card{padding:22px}
.side-title{font-size:15px;font-weight:700;letter-spacing:.02em}
.stat-row{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:12px 0;border-bottom:1px dashed rgba(255,255,255,.09)}
.stat-row:last-child{border-bottom:0;padding-bottom:0}
.stat-row .label{font-size:13.5px;color:var(--text-2)}
.stat-row .value{font-size:22px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.02em;color:var(--primary)}
.stat-row .unit{font-size:12px;color:var(--text-3);margin-left:3px;font-weight:500}
.pill-wrap{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pill{
  display:inline-flex;align-items:center;
  height:30px;padding:0 13px;
  border-radius:var(--r-pill);
  font-size:12.5px;
  color:var(--text-2);
  background:rgba(138,107,255,.10);
  border:1px solid rgba(138,107,255,.24);
  transition:all 220ms var(--ease);
}
.pill:hover{color:#fff;background:rgba(138,107,255,.22);border-color:rgba(138,107,255,.5)}
.side-cta{
  padding:22px;
  border-radius:var(--r-card);
  background:linear-gradient(160deg,rgba(0,227,181,.12),rgba(10,15,26,.6));
  border:1px solid rgba(0,227,181,.28);
}
@media (min-width:1024px){.side-sticky{position:sticky;top:120px}}

/* ===== 线路状态 ===== */
.status-head{
  display:grid;
  grid-template-columns:1.6fr .8fr .7fr 1fr .8fr;
  gap:12px;
  padding:0 20px 12px;
  font-size:12.5px;
  color:var(--text-3);
  letter-spacing:.04em;
}
.status-row{
  display:grid;
  grid-template-columns:1.6fr .8fr .7fr 1fr .8fr;
  gap:12px;
  align-items:center;
  padding:16px 20px;
  border-top:1px solid rgba(255,255,255,.07);
  transition:background 220ms var(--ease);
}
.status-row:hover{background:rgba(255,255,255,.045)}
.status-name{font-size:15px;font-weight:600}
.status-dot{
  display:inline-block;
  width:8px;height:8px;
  border-radius:50%;
  margin-right:7px;
  vertical-align:middle;
}
.dot-on{background:var(--primary);box-shadow:0 0 10px rgba(0,227,181,.9)}
.dot-warn{background:var(--accent);box-shadow:0 0 10px rgba(255,107,53,.85)}
.status-lat{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.status-link{font-size:13.5px;color:var(--primary);border-bottom:1px solid rgba(0,227,181,.35);padding-bottom:2px;transition:all 220ms var(--ease)}
.status-link:hover{color:#7CF6DE;border-color:#7CF6DE}
.status-link.is-off{color:var(--text-3);border-color:transparent;cursor:not-allowed}
.load-bar{height:6px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden;margin-top:8px;max-width:180px}
.load-bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#FFA06B,#FF6B35)}
@media (max-width:900px){
  .status-head{display:none}
  .status-row{grid-template-columns:1fr 1fr;gap:8px 12px}
  .status-row .cell-wide{grid-column:1/-1}
}

/* ===== 流程 ===== */
.step-card{
  position:relative;
  padding:24px;
  border-radius:var(--r-card);
  background:var(--panel);
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft);
  transition:all 220ms var(--ease);
}
.step-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.45);box-shadow:0 0 0 1px rgba(0,227,181,.35),0 18px 44px -16px rgba(0,227,181,.3)}
.step-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;
  font-weight:800;font-size:15px;font-variant-numeric:tabular-nums;
  color:#04211C;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  box-shadow:0 12px 28px -14px rgba(0,227,181,.85);
}
.step-title{font-size:18px;font-weight:700;margin-top:16px}
.step-desc{font-size:14px;color:var(--text-2);margin-top:8px;line-height:1.8}
.media-frame{
  border-radius:var(--r-panel);
  overflow:hidden;
  position:relative;
  border:1px solid var(--stroke);
}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.media-frame::after{
  content:"";
  position:absolute;inset:auto 0 0 0;height:45%;
  background:linear-gradient(180deg,transparent,rgba(5,7,14,.85));
}
.media-cap{position:absolute;left:20px;right:20px;bottom:16px;font-size:13px;color:var(--text-2);z-index:2}

/* ===== FAQ ===== */
.faq-item{
  border-radius:14px;
  background:var(--panel);
  border:1px solid var(--stroke);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color 220ms var(--ease),box-shadow 220ms var(--ease);
}
.faq-item.is-open{border-color:rgba(0,227,181,.5);box-shadow:0 0 0 1px rgba(0,227,181,.28)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  text-align:left;
  font-size:16px;
  font-weight:600;
  min-height:44px;
  transition:background 220ms var(--ease);
}
.faq-q:hover{background:rgba(255,255,255,.04)}
.faq-icon{
  flex:0 0 auto;
  width:26px;height:26px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:8px;
  color:var(--primary);
  border:1px solid rgba(0,227,181,.35);
  font-size:15px;
  line-height:1;
  transition:transform 220ms var(--ease);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{
  display:none;
  padding:0 20px 20px;
  font-size:15px;
  line-height:1.85;
  color:var(--text-2);
}
.faq-item.is-open .faq-a{display:block}

/* ===== CTA 通栏 ===== */
.cta-band{
  position:relative;
  border-radius:var(--r-panel);
  overflow:hidden;
  padding:30px 24px;
  background:linear-gradient(150deg,rgba(0,227,181,.14),rgba(10,15,26,.75) 62%);
  border:1px solid rgba(0,227,181,.26);
  box-shadow:var(--shadow-soft);
}
.cta-band::before{
  content:"";
  position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,rgba(255,107,53,0),#FF6B35,rgba(255,107,53,0));
}
@media (min-width:1024px){.cta-band{padding:40px 40px}}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);transition:color 220ms var(--ease)}
.back-link:hover{color:var(--primary)}

/* ===== 页脚 ===== */
.site-footer{
  position:relative;
  z-index:1;
  background:var(--footer-bg);
  border-top:1px solid var(--hairline);
  padding:56px 0 24px;
  margin-top:20px;
}
.foot-col-title{
  font-size:13px;
  font-weight:700;
  color:var(--text-1);
  letter-spacing:.06em;
  margin-bottom:14px;
}
.foot-link{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  line-height:2.2;
  transition:color 220ms var(--ease);
}
.foot-link:hover{color:var(--primary)}
.foot-mini-search{display:flex;gap:8px;margin-top:14px}
.foot-mini-search input{
  flex:1 1 auto;min-width:0;
  height:40px;
  padding:0 12px;
  border-radius:12px;
  font-size:13px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--stroke);
  outline:none;
  transition:all 220ms var(--ease);
}
.foot-mini-search input::placeholder{color:var(--text-3)}
.foot-mini-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,227,181,.14)}
.foot-mini-search button{
  flex:0 0 auto;
  height:40px;
  padding:0 14px;
  border-radius:12px;
  font-size:13px;
  font-weight:600;
  color:var(--primary);
  background:rgba(0,227,181,.1);
  border:1px solid rgba(0,227,181,.42);
  transition:all 220ms var(--ease);
}
.foot-mini-search button:hover{background:rgba(0,227,181,.2)}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px 20px;
  justify-content:space-between;
  align-items:center;
  margin-top:40px;
  padding-top:20px;
  border-top:1px solid var(--hairline);
  font-size:12.5px;
  color:var(--text-3);
}
.foot-bottom a{color:var(--text-3);transition:color 220ms var(--ease)}
.foot-bottom a:hover{color:var(--primary)}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* roulang page: category2 */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --bg-foot:#04060C;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.07);
  --stroke:rgba(120,238,214,.14);
  --stroke-soft:rgba(255,255,255,.09);
  --primary:#00E3B5;
  --primary-deep:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --radius-card:18px;
  --radius-panel:24px;
  --radius-btn:12px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(900px 520px at 10% -8%, rgba(0,227,181,.08), transparent 62%),
    radial-gradient(780px 480px at 92% 2%, rgba(138,107,255,.06), transparent 60%),
    linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size:auto,auto,64px 64px,64px 64px;
  background-repeat:no-repeat,no-repeat,repeat,repeat;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0}
ul,ol{list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:1024px){.shell{padding:0 32px}}
.tnum{font-variant-numeric:tabular-nums}

/* ============ 顶栏 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,7,14,.72);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid transparent;
  transition:background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(5,7,14,.9);
  border-bottom-color:var(--stroke-soft);
  box-shadow:0 14px 40px -28px rgba(0,0,0,.9);
}
.header-inner{padding-top:14px;padding-bottom:10px}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  display:inline-flex;width:40px;height:40px;align-items:center;justify-content:center;
  border-radius:12px;
  box-shadow:0 0 0 1px rgba(255,255,255,.10), 0 10px 26px -14px rgba(0,227,181,.8);
}
.brand-text{font-size:17px;font-weight:800;letter-spacing:-.01em;color:#fff;white-space:nowrap}
.brand-text em{font-style:normal;color:var(--primary)}

.header-search{
  position:relative;display:flex;align-items:center;
  height:52px;min-width:0;
  border-radius:14px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(0,227,181,.28);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.header-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 1px rgba(0,227,181,.45), 0 0 26px -6px rgba(0,227,181,.55);
  transform:scale(1.008);
}
.header-search svg{flex:none;margin-left:15px}
.header-search input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  color:var(--text-1);font-size:15px;padding:0 12px;
}
.header-search input::placeholder{color:var(--text-3)}
.header-search button{
  flex:none;height:38px;margin-right:7px;padding:0 20px;border:0;
  border-radius:10px;font-size:14.5px;font-weight:700;color:#04211C;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  transition:filter .22s var(--ease),transform .22s var(--ease);
}
.header-search button:hover{filter:brightness(1.1)}
.header-search button:active{transform:translateY(1px)}

.nav-link{
  position:relative;display:inline-flex;align-items:center;height:38px;
  padding:0 13px;border-radius:10px;font-size:14.5px;color:var(--text-2);
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.05)}
.nav-link.is-active{color:var(--primary)}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#00E3B5,#00B79A);
  box-shadow:0 0 10px rgba(0,227,181,.7);
}

.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border:0;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;color:#04211C;white-space:nowrap;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  box-shadow:0 0 22px -6px rgba(0,227,181,.7);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),filter .22s var(--ease);
}
.btn-glow:hover{transform:translateY(-2px);filter:brightness(1.08);box-shadow:0 0 30px -4px rgba(0,227,181,.85)}
.btn-glow:active{transform:translateY(1px)}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 20px;border-radius:var(--radius-btn);
  border:1px solid rgba(0,227,181,.45);color:var(--primary);font-size:15px;font-weight:600;
  background:transparent;transition:background .22s var(--ease),transform .22s var(--ease);
}
.btn-ghost:hover{background:rgba(0,227,181,.1);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(1px)}

.menu-toggle{
  width:44px;height:44px;flex:none;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;border:1px solid var(--stroke-soft);background:var(--panel);color:var(--text-1);
}

.chips-row{display:flex;align-items:center;gap:12px;padding-bottom:12px}
.chips-label{flex:none;font-size:12.5px;color:var(--text-3);letter-spacing:.04em}
.chips{display:flex;gap:9px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;display:inline-flex;align-items:center;height:34px;padding:0 15px;
  border-radius:999px;font-size:13.5px;color:var(--text-2);
  background:var(--panel);border:1px solid var(--stroke);
  transition:color .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease);
}
.chip:hover{color:var(--text-1);background:rgba(0,227,181,.1);border-color:rgba(0,227,181,.35)}
.chip.is-active{color:#04211C;font-weight:700;border-color:transparent;background:linear-gradient(135deg,#00E3B5,#00B79A)}

.mobile-menu{display:none;padding:8px 0 18px}
.mobile-menu.is-open{display:block}
.mobile-menu a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:46px;padding:0 14px;border-radius:12px;
  font-size:15px;color:var(--text-2);background:var(--panel);border:1px solid var(--stroke-soft);
  margin-bottom:8px;
}
.mobile-menu a.is-active{color:var(--primary);border-color:rgba(0,227,181,.4)}

/* ============ 面包屑 ============ */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);padding:22px 0 0}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3);opacity:.6}

/* ============ Hero ============ */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--stroke-soft)}
.cat-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.5;
}
.cat-hero-shade{
  position:absolute;inset:0;
  background:linear-gradient(120deg, rgba(5,7,14,.92) 0%, rgba(5,7,14,.78) 45%, rgba(5,7,14,.55) 100%);
}
.cat-hero-inner{position:relative;z-index:2;padding:34px 0 56px}
.badge-cat{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 13px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  color:#D9D0FF;background:rgba(138,107,255,.14);border:1px solid rgba(138,107,255,.36);
}
.hero-title{
  font-size:34px;line-height:1.18;font-weight:800;letter-spacing:-.02em;color:#fff;
  margin-top:18px;
}
.hero-title .hl{
  color:var(--primary);
  text-shadow:0 0 26px rgba(0,227,181,.35);
}
@media (min-width:640px){.hero-title{font-size:44px}}
@media (min-width:1024px){.hero-title{font-size:52px}}
.hero-lead{margin-top:16px;font-size:16px;color:var(--text-2);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;
  margin-top:34px;max-width:640px;
}
.hero-stat{
  border-radius:14px;padding:14px 16px;
  background:var(--panel);border:1px solid var(--stroke);
}
.hero-stat b{display:block;font-size:22px;font-weight:800;color:#fff;line-height:1.3}
.hero-stat span{display:block;font-size:12.5px;color:var(--text-3);margin-top:2px}

/* ============ 通用板块 ============ */
.section{padding:64px 0}
@media (min-width:1024px){.section{padding:88px 0}}
.sec-head{max-width:760px}
.sec-head h2{
  font-size:28px;line-height:1.3;font-weight:800;letter-spacing:-.015em;color:#fff;
  padding-left:16px;position:relative;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,#00E3B5,#00B79A);box-shadow:0 0 14px rgba(0,227,181,.55);
}
@media (min-width:1024px){.sec-head h2{font-size:31px}}
.sec-head p{margin-top:14px;color:var(--text-2);font-size:15.5px}

/* ============ 图文网格卡 ============ */
.cover-grid{display:grid;grid-template-columns:1fr;gap:22px;margin-top:36px}
@media (min-width:640px){.cover-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.cover-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.cover-card{
  position:relative;display:block;height:340px;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--stroke);background:var(--bg-1);
  box-shadow:0 18px 50px -20px rgba(0,0,0,.72);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
@media (min-width:1024px){.cover-card{height:370px}}
.cover-card img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.cover-shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,7,14,.12) 0%, rgba(5,7,14,.52) 44%, rgba(5,7,14,.95) 100%);
}
.cover-body{position:absolute;left:0;right:0;bottom:0;padding:22px}
.cover-body .badge{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
  font-size:11.5px;font-weight:600;margin-bottom:12px;
}
.badge-violet{color:#D9D0FF;background:rgba(138,107,255,.2);border:1px solid rgba(138,107,255,.42)}
.badge-neon{color:#B8FFF0;background:rgba(0,227,181,.16);border:1px solid rgba(0,227,181,.4)}
.badge-flame{color:#FFD9C8;background:rgba(255,107,53,.18);border:1px solid rgba(255,107,53,.45)}
.cover-body h3{font-size:18.5px;font-weight:700;color:#fff;line-height:1.4}
.cover-body p{margin-top:8px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.cover-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.45);box-shadow:0 0 0 1px rgba(0,227,181,.45), 0 14px 40px -12px rgba(0,227,181,.35)}
.cover-card:hover img{transform:scale(1.04)}
.cover-card:focus-visible{outline:2px solid var(--primary);outline-offset:3px}

/* ============ 分页器 ============ */
.pager{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:34px}
.pager a{
  display:inline-flex;align-items:center;justify-content:center;min-width:44px;height:44px;padding:0 14px;
  border-radius:12px;font-size:14.5px;color:var(--text-2);
  background:var(--panel);border:1px solid var(--stroke);
  transition:color .22s var(--ease),border-color .22s var(--ease),background .22s var(--ease);
}
.pager a:hover{color:var(--primary);border-color:rgba(0,227,181,.45);background:rgba(0,227,181,.08)}
.pager a.is-current{color:#04211C;font-weight:700;background:linear-gradient(135deg,#00E3B5,#00B79A);border-color:transparent}

/* ============ 场景双栏 ============ */
.scene-wrap{display:grid;grid-template-columns:1fr;gap:26px;margin-top:36px}
@media (min-width:1024px){.scene-wrap{grid-template-columns:minmax(0,1.55fr) minmax(0,1fr)}}
.scene-list{border-radius:var(--radius-panel);border:1px solid var(--stroke);background:var(--panel);overflow:hidden}
.scene-row{
  display:flex;gap:16px;align-items:flex-start;
  padding:20px 22px;border-bottom:1px solid var(--stroke-soft);
  transition:background .22s var(--ease),box-shadow .22s var(--ease);
}
.scene-row:last-child{border-bottom:0}
.scene-row:hover{background:rgba(255,255,255,.035);box-shadow:inset 3px 0 0 var(--primary)}
.scene-ico{
  flex:none;width:42px;height:42px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(0,227,181,.1);border:1px solid rgba(0,227,181,.28);color:var(--primary);
}
.scene-row h3{font-size:17px;font-weight:700;color:#fff}
.scene-row p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.75}
.side-card{
  border-radius:var(--radius-panel);padding:24px;
  background:linear-gradient(160deg, rgba(0,227,181,.10), rgba(255,255,255,.03));
  border:1px solid rgba(0,227,181,.24);
  box-shadow:0 18px 50px -20px rgba(0,0,0,.72);
}
.side-card h3{font-size:18px;font-weight:700;color:#fff}
.side-card .metric{display:flex;align-items:baseline;justify-content:space-between;padding:13px 0;border-bottom:1px dashed rgba(255,255,255,.1)}
.side-card .metric:last-of-type{border-bottom:0}
.side-card .metric span{font-size:13.5px;color:var(--text-2)}
.side-card .metric b{font-size:19px;font-weight:800;color:var(--primary)}

/* ============ 步骤条 ============ */
.step-row{display:grid;grid-template-columns:1fr;gap:18px;margin-top:36px}
@media (min-width:768px){.step-row{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (min-width:1024px){.step-row{grid-template-columns:repeat(4,minmax(0,1fr))}}
.step-item{
  position:relative;border-radius:var(--radius-card);padding:24px 22px;
  background:var(--panel);border:1px solid var(--stroke);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.step-item::after{
  content:"";position:absolute;top:38px;right:-13px;width:8px;height:8px;
  border-top:2px solid rgba(0,227,181,.5);border-right:2px solid rgba(0,227,181,.5);
  transform:rotate(45deg);display:none;
}
@media (min-width:1024px){.step-item::after{display:block}.step-item:last-child::after{display:none}}
.step-item:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.45);box-shadow:0 14px 40px -16px rgba(0,227,181,.35)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:38px;border-radius:11px;font-size:17px;font-weight:800;
  color:#04211C;background:linear-gradient(135deg,#00E3B5,#00B79A);
  font-variant-numeric:tabular-nums;
}
.step-item h3{margin-top:16px;font-size:17.5px;font-weight:700;color:#fff}
.step-item p{margin-top:9px;font-size:14px;color:var(--text-2);line-height:1.75}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:1fr;gap:26px;margin-top:36px}
@media (min-width:1024px){.faq-wrap{grid-template-columns:minmax(0,1.7fr) minmax(0,1fr)}}
.faq-item{
  border-radius:var(--radius-card);border:1px solid var(--stroke);background:var(--panel);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s var(--ease)
}
.faq-item.is-open{border-color:rgba(0,227,181,.5)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;text-align:left;
  font-size:16px;font-weight:600;color:var(--text-1);
}
.faq-q .pm{
  flex:none;width:26px;height:26px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(0,227,181,.35);color:var(--primary);font-size:16px;line-height:1;
  font-variant-numeric:tabular-nums;
}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
.faq-a p{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.85}
.help-card{
  border-radius:var(--radius-panel);padding:26px;
  background:linear-gradient(160deg, rgba(255,107,53,.12), rgba(255,255,255,.03));
  border:1px solid rgba(255,107,53,.28);
}
.help-card h3{font-size:18px;font-weight:700;color:#fff}
.help-card p{margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.8}
.help-card ul{margin-top:16px}
.help-card li{position:relative;padding-left:18px;font-size:14px;color:var(--text-2);line-height:1.9}
.help-card li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:50%;background:var(--accent)}

/* ============ 通栏 CTA ============ */
.cta-band{
  position:relative;border-radius:var(--radius-panel);overflow:hidden;
  padding:34px 26px;
  background:linear-gradient(120deg, rgba(0,227,181,.14), rgba(255,255,255,.03) 60%);
  border:1px solid rgba(0,227,181,.26);
  box-shadow:0 18px 50px -20px rgba(0,0,0,.72);
  display:flex;flex-direction:column;gap:20px;
}
@media (min-width:1024px){.cta-band{flex-direction:row;align-items:center;justify-content:space-between;padding:38px 40px}}
.cta-band::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg,#00E3B5,#8A6BFF 60%,#FF6B35);
}
.cta-band h2{font-size:23px;font-weight:800;color:#fff;letter-spacing:-.01em}
@media (min-width:1024px){.cta-band h2{font-size:27px}}
.cta-band p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:620px}
.back-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;color:var(--primary);margin-top:22px}
.back-link:hover{text-decoration:underline;text-underline-offset:4px}

/* ============ 页脚 ============ */
.site-footer{margin-top:20px;background:var(--bg-foot);border-top:1px solid var(--stroke-soft)}
.site-footer .shell{padding-top:56px;padding-bottom:26px}
.foot-col-title{font-size:13px;font-weight:700;color:#fff;letter-spacing:.06em;margin-bottom:14px}
.foot-link{display:block;font-size:13.5px;color:var(--text-2);line-height:2.1;transition:color .22s var(--ease)}
.foot-link:hover{color:var(--primary)}
.foot-mini-search{
  margin-top:14px;display:flex;align-items:center;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);border:1px solid var(--stroke);overflow:hidden;
}
.foot-mini-search input{
  flex:1;min-width:0;height:100%;border:0;background:transparent;outline:none;
  padding:0 12px;font-size:13.5px;color:var(--text-1);
}
.foot-mini-search input::placeholder{color:var(--text-3)}
.foot-mini-search button{
  flex:none;height:32px;margin-right:6px;padding:0 14px;border:0;border-radius:9px;
  font-size:13px;font-weight:700;color:#04211C;background:linear-gradient(135deg,#00E3B5,#00B79A);
}
.foot-mini-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 1px rgba(0,227,181,.4)}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid var(--stroke-soft);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.foot-bottom a:hover{color:var(--primary)}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
}

/* roulang page: category3 */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --bg-foot:#04060C;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.028);
  --stroke:rgba(120,238,214,.14);
  --stroke-soft:rgba(255,255,255,.08);
  --hi:rgba(255,255,255,.10);
  --primary:#00E3B5;
  --primary-deep:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --r-card:18px;
  --r-panel:24px;
  --r-btn:12px;
  --shadow-card:0 18px 50px -20px rgba(0,0,0,.72);
  --shadow-hover:0 0 0 1px rgba(0,227,181,.45), 0 14px 40px -12px rgba(0,227,181,.35);
  --ease:220ms cubic-bezier(.2,.8,.2,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;padding:0;
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--bg-0);
  color:var(--text-1);
  font-size:16px;
  line-height:1.85;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(760px 560px at 10% 4%, rgba(0,227,181,.085), transparent 62%),
    radial-gradient(660px 520px at 92% 10%, rgba(138,107,255,.06), transparent 66%);
}
body::after{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.028) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.028) 1px, transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(1200px 700px at 50% 0%, #000 8%, transparent 78%);
  mask-image:radial-gradient(1200px 700px at 50% 0%, #000 8%, transparent 78%);
}
img{max-width:100%;display:block;border-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background-color var(--ease),border-color var(--ease),transform var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;background:none;border:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#05070E;}
::-webkit-scrollbar-thumb{background:rgba(0,227,181,.22);border-radius:999px;}

.shell{width:100%;max-width:1240px;margin:0 auto;padding:0 20px;position:relative;z-index:1;}
@media (min-width:1024px){.shell{padding:0 32px;}}

.section{padding:64px 0;position:relative;z-index:1;}
@media (min-width:1024px){.section{padding:96px 0;}}
.section-head{max-width:760px;margin-bottom:36px;}
@media (min-width:1024px){.section-head{margin-bottom:48px;}}
.sec-title{
  font-size:23px;line-height:1.32;font-weight:800;letter-spacing:-.01em;
  padding-left:16px;position:relative;
}
@media (min-width:1024px){.sec-title{font-size:30px;}}
.sec-title::before{
  content:"";position:absolute;left:0;top:.12em;bottom:.12em;width:3px;border-radius:999px;
  background:linear-gradient(180deg,var(--primary),rgba(0,227,181,.15));
  box-shadow:0 0 18px rgba(0,227,181,.45);
}
.sec-sub{margin-top:14px;color:var(--text-2);font-size:15px;line-height:1.85;max-width:660px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:600;letter-spacing:.06em;
  color:var(--primary);background:rgba(0,227,181,.09);
  border:1px solid rgba(0,227,181,.28);border-radius:999px;padding:5px 12px;margin-bottom:16px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,7,14,.72);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(255,255,255,.06);
  transition:background var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.site-header.is-scrolled{
  background:rgba(5,7,14,.94);
  border-bottom-color:rgba(0,227,181,.18);
  box-shadow:0 12px 36px -22px rgba(0,0,0,.9);
}
.header-top{display:flex;flex-wrap:wrap;align-items:center;gap:12px;padding:13px 0 10px;}
@media (min-width:1024px){.header-top{flex-wrap:nowrap;gap:20px;padding:14px 0 12px;}}

.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;order:1;}
.brand-mark{width:36px;height:36px;flex:0 0 auto;filter:drop-shadow(0 6px 16px rgba(0,227,181,.35));}
.brand-text{
  font-size:16px;font-weight:800;letter-spacing:.01em;color:var(--text-1);white-space:nowrap;
}
@media (max-width:519px){.brand-text{font-size:15px;}}
@media (min-width:1024px){.brand-text{font-size:17px;}}

.nav-search{
  order:3;flex:1 1 100%;position:relative;
  display:flex;align-items:center;height:50px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(120,238,214,.20);
  border-radius:14px;
  transition:border-color var(--ease),box-shadow var(--ease),transform var(--ease),height var(--ease);
}
.site-header.is-scrolled .nav-search{height:44px;}
.nav-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(0,227,181,.13), 0 0 30px -8px rgba(0,227,181,.55);
  transform:scale(1.008);
}
.nav-search .search-icon{flex:0 0 auto;margin-left:15px;color:var(--primary);opacity:.9;}
.nav-search input{
  flex:1 1 auto;min-width:0;height:100%;background:transparent;border:0;outline:none;
  color:var(--text-1);font-size:15px;padding:0 10px 0 10px;letter-spacing:0;
}
.nav-search input::placeholder{color:var(--text-3);}
.search-btn{
  flex:0 0 auto;height:34px;margin-right:7px;padding:0 18px;border-radius:10px;
  background:linear-gradient(135deg,#00E3B5,#00B79A);color:#04211C;
  font-size:14px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 8px 22px -12px rgba(0,227,181,.9);
  transition:filter var(--ease),transform var(--ease),box-shadow var(--ease);
}
.search-btn:hover{filter:brightness(1.08);transform:translateY(-1px);box-shadow:0 10px 26px -10px rgba(0,227,181,1);}
.search-btn:active{transform:translateY(1px);}
@media (min-width:1024px){
  .nav-search{order:2;flex:1 1 auto;max-width:520px;margin:0 4px;}
}

.nav-main{order:4;display:none;align-items:center;gap:2px;}
@media (min-width:1024px){.nav-main{order:3;display:flex;}}
.nav-link{
  display:inline-flex;align-items:center;height:38px;padding:0 13px;border-radius:999px;
  font-size:14px;font-weight:500;color:var(--text-2);white-space:nowrap;
  position:relative;
}
.nav-link:hover{color:var(--primary);background:rgba(0,227,181,.10);}
.nav-link.is-active{color:var(--primary);background:rgba(0,227,181,.12);font-weight:700;}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;border-radius:999px;
  background:var(--primary);box-shadow:0 0 12px rgba(0,227,181,.85);
}

.header-actions{margin-left:auto;display:flex;align-items:center;gap:8px;order:2;}
@media (min-width:1024px){.header-actions{order:4;}}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--stroke-soft);background:rgba(255,255,255,.04);color:var(--text-1);
  transition:border-color var(--ease),background var(--ease);
}
.nav-toggle:hover{border-color:rgba(0,227,181,.5);background:rgba(0,227,181,.09);}
@media (min-width:1024px){.nav-toggle{display:none;}}

.chips-row{
  display:flex;gap:10px;overflow-x:auto;padding:2px 0 12px;
  scrollbar-width:none;-ms-overflow-style:none;
  -webkit-mask-image:linear-gradient(90deg,#000 92%,transparent);
  mask-image:linear-gradient(90deg,#000 92%,transparent);
}
.chips-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;display:inline-flex;align-items:center;height:34px;padding:0 15px;border-radius:999px;
  font-size:13px;color:var(--text-2);white-space:nowrap;
  background:rgba(255,255,255,.04);border:1px solid var(--stroke-soft);
  transition:all var(--ease);
}
.chip:hover{color:var(--primary);background:rgba(0,227,181,.10);border-color:rgba(0,227,181,.35);}
.chip.is-active{
  color:#04211C;background:linear-gradient(135deg,#00E3B5,#00B79A);
  border-color:transparent;font-weight:700;
  box-shadow:0 8px 22px -14px rgba(0,227,181,1);
}

.mobile-panel{
  display:none;border-top:1px solid rgba(255,255,255,.06);
  padding:12px 0 18px;
}
.mobile-panel.is-open{display:block;}
@media (min-width:1024px){.mobile-panel{display:none!important;}}
.mobile-panel a{
  display:block;padding:13px 12px;border-radius:12px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid rgba(255,255,255,.045);
}
.mobile-panel a:hover,.mobile-panel a.is-active{color:var(--primary);background:rgba(0,227,181,.09);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.01em;
  transition:all var(--ease);position:relative;overflow:hidden;
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-glow{
  background:linear-gradient(135deg,#00E3B5,#00B79A);color:#04211C;
  box-shadow:0 10px 30px -14px rgba(0,227,181,.9);
}
.btn-glow::after{
  content:"";position:absolute;top:0;left:-60%;width:45%;height:100%;
  background:linear-gradient(100deg,transparent,rgba(255,255,255,.42),transparent);
  transform:skewX(-18deg);transition:left 280ms ease;
}
.btn-glow:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 0 1px rgba(0,227,181,.55), 0 16px 42px -14px rgba(0,227,181,.95);}
.btn-glow:hover::after{left:120%;}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  background:rgba(255,255,255,.02);border:1px solid rgba(0,227,181,.45);color:var(--primary);
}
.btn-ghost:hover{background:rgba(0,227,181,.10);transform:translateY(-2px);border-color:var(--primary);}
.btn-ghost:active{transform:translateY(1px);}
.header-cta{display:none;}
@media (min-width:768px){.header-cta{display:inline-flex;height:44px;padding:0 20px;font-size:14px;}}

/* ---------- 玻璃卡 ---------- */
.glass{
  position:relative;background:var(--panel);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid var(--stroke);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);
}
.glass::before{
  content:"";position:absolute;left:10%;right:10%;top:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.30),transparent);
}

/* ---------- Hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:44px 0 64px;}
@media (min-width:1024px){.page-hero{padding:64px 0 88px;}}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity:.30;
  -webkit-mask-image:linear-gradient(180deg,#000 0%, rgba(0,0,0,.75) 55%, transparent 100%);
  mask-image:linear-gradient(180deg,#000 0%, rgba(0,0,0,.75) 55%, transparent 100%);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,7,14,.55), rgba(5,7,14,.92));
}
.wave{
  position:absolute;left:0;right:0;bottom:-2px;width:100%;height:110px;z-index:0;pointer-events:none;
}
.crumb{
  display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:22px;
}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:rgba(255,255,255,.20);}
.crumb .now{color:var(--text-2);}

.hero-grid{display:grid;grid-template-columns:1fr;gap:40px;align-items:center;}
@media (min-width:1024px){.hero-grid{grid-template-columns:1.08fr .92fr;gap:56px;}}
.hero-title{
  font-size:34px;line-height:1.15;font-weight:800;letter-spacing:-.02em;margin-bottom:18px;
}
@media (min-width:768px){.hero-title{font-size:44px;}}
@media (min-width:1024px){.hero-title{font-size:52px;}}
.hero-title em{
  font-style:normal;color:var(--primary);
  text-shadow:0 0 30px rgba(0,227,181,.4);
}
.hero-sub{font-size:17px;line-height:1.75;color:var(--text-2);max-width:560px;}
@media (min-width:1024px){.hero-sub{font-size:19px;}}
.hero-lead{margin-top:16px;font-size:15px;color:var(--text-3);line-height:1.85;max-width:560px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:38px;
  border-top:1px solid rgba(255,255,255,.08);padding-top:24px;
}
.stat-num{
  font-size:24px;font-weight:800;color:var(--text-1);
  font-variant-numeric:tabular-nums;letter-spacing:-.01em;
}
@media (min-width:1024px){.stat-num{font-size:28px;}}
.stat-num i{font-style:normal;font-size:.62em;color:var(--text-2);font-weight:700;margin-left:3px;}
.stat-label{font-size:13px;color:var(--text-3);margin-top:4px;}

.hero-visual{position:relative;}
.hero-img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-panel);
  border:1px solid var(--stroke);box-shadow:var(--shadow-card);
}
.hero-img-wrap{position:relative;border-radius:var(--r-panel);overflow:hidden;}
.hero-img-wrap::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(5,7,14,0) 45%, rgba(5,7,14,.78));
}
.float-card{
  position:absolute;left:16px;right:16px;bottom:16px;
  padding:16px;border-radius:16px;
  background:rgba(10,15,26,.72);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(120,238,214,.24);
  display:flex;align-items:center;gap:14px;
}
@media (min-width:768px){.float-card{left:22px;right:auto;bottom:22px;max-width:340px;}}
.float-badge{
  flex:0 0 auto;font-size:11px;font-weight:700;letter-spacing:.05em;
  color:#04211C;background:linear-gradient(135deg,#00E3B5,#00B79A);
  border-radius:999px;padding:4px 10px;
}
.float-text{font-size:13.5px;color:var(--text-2);line-height:1.6;}

/* ---------- 时间轴 ---------- */
.timeline{position:relative;padding-top:6px;}
.timeline::before{
  content:"";position:absolute;left:21px;top:10px;bottom:10px;width:2px;border-radius:999px;
  background:linear-gradient(180deg, rgba(0,227,181,.10), rgba(0,227,181,.55) 22%, rgba(138,107,255,.42) 68%, rgba(0,227,181,.08));
}
.tl-item{position:relative;padding:0 0 26px 58px;}
.tl-item:last-child{padding-bottom:0;}
.tl-dot{
  position:absolute;left:13px;top:26px;width:18px;height:18px;border-radius:50%;
  background:#05070E;border:2px solid var(--primary);
  box-shadow:0 0 0 6px rgba(0,227,181,.10), 0 0 20px rgba(0,227,181,.6);
}
.tl-card{padding:22px 22px 20px;border-radius:var(--r-card);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(0,227,181,.55);box-shadow:var(--shadow-hover);}
.tl-index{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:24px;padding:0 9px;border-radius:999px;
  font-size:12px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:.06em;
  color:var(--primary);background:rgba(0,227,181,.11);border:1px solid rgba(0,227,181,.3);
}
.tl-card h3{font-size:18px;font-weight:700;margin:14px 0 10px;letter-spacing:-.005em;}
@media (min-width:1024px){.tl-card h3{font-size:19px;}}
.tl-card p{font-size:14.5px;color:var(--text-2);line-height:1.8;margin-bottom:6px;}
.tl-link{
  display:inline-flex;align-items:center;gap:6px;margin-top:10px;
  font-size:13.5px;font-weight:600;color:var(--primary);
}
.tl-link span{transition:transform var(--ease);}
.tl-link:hover span{transform:translateX(4px);}
@media (min-width:1024px){
  .timeline::before{left:50%;transform:translateX(-1px);}
  .tl-item{width:50%;padding:0 54px 38px 0;}
  .tl-item:nth-child(even){margin-left:50%;padding:0 0 38px 54px;}
  .tl-dot{left:auto;right:-9px;top:32px;}
  .tl-item:nth-child(even) .tl-dot{left:-9px;right:auto;}
}

/* ---------- 限时通栏 ---------- */
.rush-bar{
  position:relative;border-radius:var(--r-panel);overflow:hidden;
  border:1px solid rgba(120,238,214,.18);
  background:
    radial-gradient(600px 260px at 8% 0%, rgba(255,107,53,.12), transparent 65%),
    linear-gradient(140deg, rgba(10,15,26,.94), rgba(5,7,14,.94));
  box-shadow:var(--shadow-card);
  padding:30px 22px;
}
@media (min-width:1024px){.rush-bar{padding:40px 44px;}}
.rush-bar::before{
  content:"";position:absolute;left:0;right:0;top:0;height:2px;
  background:linear-gradient(90deg, rgba(255,107,53,0), #FF6B35 30%, #FFB08A 55%, rgba(255,107,53,0));
}
.rush-head h2{font-size:22px;font-weight:800;letter-spacing:-.01em;}
@media (min-width:1024px){.rush-head h2{font-size:28px;}}
.rush-head p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:620px;}
.rush-steps{
  display:grid;grid-template-columns:1fr;gap:16px;margin:28px 0 26px;
}
@media (min-width:768px){.rush-steps{grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}}
.rush-step{
  position:relative;padding:20px;border-radius:16px;
  background:var(--panel-2);border:1px solid var(--stroke-soft);
  transition:border-color var(--ease),transform var(--ease),background var(--ease);
}
.rush-step:hover{border-color:rgba(0,227,181,.45);transform:translateY(-4px);background:rgba(0,227,181,.05);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:9px;
  background:rgba(138,107,255,.16);border:1px solid rgba(138,107,255,.4);
  color:#C3B4FF;font-size:13px;font-weight:800;font-variant-numeric:tabular-nums;
}
.rush-step h3{font-size:16.5px;font-weight:700;margin:13px 0 8px;}
.rush-step p{font-size:13.5px;color:var(--text-2);line-height:1.75;min-height:46px;}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:14px;}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#FF6B35,#FFB08A);}
.bar-meta{display:flex;justify-content:space-between;margin-top:7px;font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.rush-foot{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  border-top:1px solid rgba(255,255,255,.08);padding-top:24px;
}
.countdown{display:flex;align-items:center;gap:6px;}
.cd-box{
  min-width:46px;height:46px;border-radius:12px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,107,53,.35);
  font-size:19px;font-weight:800;font-variant-numeric:tabular-nums;color:#FFD2BF;
}
.cd-sep{color:rgba(255,107,53,.7);font-weight:800;}
.quota{flex:1 1 240px;font-size:13.5px;color:var(--text-2);line-height:1.7;min-width:200px;}
.quota b{color:var(--accent);font-variant-numeric:tabular-nums;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--stroke-soft);
  background:var(--panel);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item.is-open{border-color:rgba(0,227,181,.5);box-shadow:0 0 0 1px rgba(0,227,181,.18);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 22px;text-align:left;font-size:16px;font-weight:600;color:var(--text-1);
  transition:color var(--ease);
}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;position:relative;
  border:1px solid rgba(0,227,181,.35);background:rgba(0,227,181,.08);
  transition:transform var(--ease),background var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
}
.faq-icon::before{width:11px;height:2px;}
.faq-icon::after{width:2px;height:11px;transition:opacity var(--ease);}
.faq-item.is-open .faq-icon{transform:rotate(135deg);background:rgba(0,227,181,.18);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height 320ms cubic-bezier(.2,.8,.2,1);
}
.faq-a-inner{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--text-2);}
.faq-a-inner strong{color:var(--text-1);font-weight:600;}

/* ---------- CTA ---------- */
.cta-bar{padding:56px 0 72px;position:relative;z-index:1;}
@media (min-width:1024px){.cta-bar{padding:72px 0 96px;}}
.cta-inner{
  padding:28px 24px;border-radius:var(--r-panel);
  display:flex;flex-wrap:wrap;align-items:center;gap:22px;justify-content:space-between;
  background:
    radial-gradient(520px 240px at 88% 10%, rgba(0,227,181,.12), transparent 62%),
    linear-gradient(140deg, rgba(10,15,26,.9), rgba(5,7,14,.92));
}
@media (min-width:1024px){.cta-inner{padding:38px 44px;}}
.cta-inner h2{font-size:21px;font-weight:800;letter-spacing:-.01em;}
@media (min-width:1024px){.cta-inner h2{font-size:26px;}}
.cta-inner p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.cta-back{font-size:14px;color:var(--text-2);border-bottom:1px solid rgba(157,170,182,.35);padding-bottom:2px;}
.cta-back:hover{color:var(--primary);border-color:var(--primary);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-foot);border-top:1px solid rgba(255,255,255,.07);padding:56px 0 0;position:relative;z-index:1;}
.foot-col-title{font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:14px;}
.foot-link{display:block;font-size:13.5px;color:var(--text-2);padding:5px 0;transition:color var(--ease),transform var(--ease);}
.foot-link:hover{color:var(--primary);transform:translateX(3px);}
.foot-mini-search{display:flex;gap:8px;margin-top:16px;}
.foot-mini-search input{
  flex:1 1 auto;min-width:0;height:42px;border-radius:12px;padding:0 13px;
  background:rgba(255,255,255,.045);border:1px solid var(--stroke-soft);
  color:var(--text-1);font-size:13.5px;outline:none;transition:border-color var(--ease),box-shadow var(--ease);
}
.foot-mini-search input::placeholder{color:var(--text-3);}
.foot-mini-search input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(0,227,181,.12);}
.foot-mini-search button{
  flex:0 0 auto;height:42px;padding:0 16px;border-radius:12px;font-size:13.5px;font-weight:700;
  background:rgba(0,227,181,.14);border:1px solid rgba(0,227,181,.4);color:var(--primary);
  transition:background var(--ease),transform var(--ease);
}
.foot-mini-search button:hover{background:rgba(0,227,181,.24);transform:translateY(-1px);}
.foot-bottom{
  margin-top:42px;border-top:1px solid rgba(255,255,255,.06);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px 24px;
  font-size:13px;color:var(--text-3);
}
.foot-bottom a:hover{color:var(--primary);}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important;}
}

/* roulang page: category4 */
:root{
  --bg-0:#05070E;
  --bg-1:#0A0F1A;
  --bg-foot:#04060C;
  --panel:rgba(255,255,255,.045);
  --panel-2:rgba(255,255,255,.028);
  --stroke:rgba(120,238,214,.14);
  --line:rgba(255,255,255,.10);
  --primary:#00E3B5;
  --primary-deep:#00B79A;
  --accent:#FF6B35;
  --violet:#8A6BFF;
  --text-1:#ECF3F6;
  --text-2:#9DAAB6;
  --text-3:#6B7A88;
  --r-card:18px;
  --r-panel:24px;
  --r-btn:12px;
  --sh-soft:0 18px 50px -20px rgba(0,0,0,.72);
  --sh-glow:0 0 0 1px rgba(0,227,181,.45), 0 14px 40px -12px rgba(0,227,181,.35);
  --ease:cubic-bezier(.2,.8,.2,1);
}

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

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

body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","HarmonyOS Sans","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  overflow-x:hidden;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(680px 420px at 12% -6%, rgba(0,227,181,.08), transparent 65%),
    radial-gradient(620px 400px at 92% 8%, rgba(138,107,255,.06), transparent 62%),
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px) 0 0/72px 72px,
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px) 0 0/72px 72px;
  opacity:.85;
}

img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font:inherit;color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}

:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}

.shell{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
  position:relative;
  z-index:1;
}
@media (min-width:768px){
  .shell{padding-left:32px;padding-right:32px;}
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(5,7,14,.74);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:background 220ms var(--ease), box-shadow 220ms var(--ease);
}
.site-header.is-scrolled{
  background:rgba(5,7,14,.93);
  box-shadow:0 14px 34px -24px rgba(0,0,0,.9);
}
.head-main{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px 20px;
  padding-top:12px;
  padding-bottom:10px;
}
@media (min-width:1024px){
  .head-main{padding-top:14px;padding-bottom:12px;flex-wrap:nowrap;}
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  flex:0 0 auto;
}
.brand-mark{
  display:inline-flex;
  border-radius:11px;
  box-shadow:0 0 0 1px rgba(255,255,255,.10), 0 10px 26px -14px rgba(0,227,181,.6);
}
.brand-text{
  font-size:16.5px;
  font-weight:800;
  letter-spacing:-.01em;
  white-space:nowrap;
}
@media (min-width:1024px){
  .brand-text{font-size:17.5px;}
}

.head-search{
  display:flex;
  align-items:center;
  gap:6px;
  width:100%;
  height:52px;
  padding:0 6px 0 14px;
  border-radius:14px;
  background:var(--panel);
  border:1px solid var(--stroke);
  backdrop-filter:blur(12px);
  transition:height 220ms var(--ease), border-color 220ms var(--ease), box-shadow 220ms var(--ease), transform 220ms var(--ease);
}
@media (min-width:1024px){
  .head-search{flex:1 1 auto;width:auto;min-width:260px;}
}
.head-search:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 1px rgba(0,227,181,.35), 0 12px 32px -14px rgba(0,227,181,.55);
  transform:scale(1.006);
}
.head-search svg{flex:0 0 auto;}
.head-search input{
  flex:1 1 auto;
  min-width:0;
  height:100%;
  background:transparent;
  border:0;
  outline:none;
  font-size:14.5px;
}
.head-search input::placeholder{color:var(--text-3);}
.site-header.is-scrolled .head-search{height:40px;}

.btn-glow{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border:0;
  border-radius:var(--r-btn);
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  color:#04211C;
  font-size:14.5px;
  font-weight:800;
  cursor:pointer;
  white-space:nowrap;
  position:relative;
  overflow:hidden;
  box-shadow:0 10px 28px -14px rgba(0,227,181,.85);
  transition:transform 220ms var(--ease), box-shadow 220ms var(--ease), filter 220ms var(--ease);
}
.btn-glow::after{
  content:"";
  position:absolute;
  top:0;bottom:0;left:-60%;
  width:45%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-18deg);
  opacity:0;
  transition:opacity 180ms var(--ease);
}
.btn-glow:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(0,227,181,.45), 0 16px 40px -12px rgba(0,227,181,.6);
}
.btn-glow:hover::after{opacity:1;animation:sheen 280ms var(--ease);}
.btn-glow:active{transform:translateY(1px);}
@keyframes sheen{
  from{left:-60%;}
  to{left:120%;}
}

.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 20px;
  border:1px solid rgba(0,227,181,.45);
  border-radius:var(--r-btn);
  background:transparent;
  color:var(--primary);
  font-size:14.5px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
  transition:background 220ms var(--ease), transform 220ms var(--ease), border-color 220ms var(--ease);
}
.btn-ghost:hover{
  background:rgba(0,227,181,.10);
  transform:translateY(-2px);
  border-color:var(--primary);
}
.btn-ghost:active{transform:translateY(1px);}

.burger{
  order:2;
  margin-left:auto;
  width:44px;
  height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:var(--panel);
  border:1px solid var(--stroke);
  cursor:pointer;
}
@media (min-width:1024px){
  .burger{display:none;}
}

.nav-link{
  position:relative;
  display:inline-flex;
  align-items:center;
  padding:8px 13px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:600;
  color:var(--text-2);
  white-space:nowrap;
  transition:color 200ms var(--ease), background 200ms var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(255,255,255,.055);}
.nav-link.is-active{color:var(--primary);background:rgba(0,227,181,.10);}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:13px;right:13px;bottom:3px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
}

.chip-row{
  display:flex;
  align-items:center;
  gap:8px;
  overflow-x:auto;
  padding:0 20px 12px;
  scrollbar-width:none;
}
.chip-row::-webkit-scrollbar{display:none;}
@media (min-width:768px){
  .chip-row{padding-left:32px;padding-right:32px;}
}
.chip{
  display:inline-flex;
  align-items:center;
  height:32px;
  padding:0 14px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  background:var(--panel);
  border:1px solid var(--line);
  white-space:nowrap;
  transition:all 200ms var(--ease);
}
.chip:hover{color:var(--primary);background:rgba(0,227,181,.10);border-color:rgba(0,227,181,.35);}
.chip.is-active{
  color:#04211C;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  border-color:transparent;
  font-weight:800;
}
.site-header.is-scrolled .chip-row{padding-bottom:8px;}

.mobile-menu{
  border-top:1px solid var(--line);
  padding:10px 20px 16px;
  background:rgba(4,6,12,.97);
  backdrop-filter:blur(14px);
}
.mobile-menu[hidden]{display:none;}
.m-link{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  font-size:15px;
  font-weight:600;
  color:var(--text-2);
}
.m-link.is-active{color:var(--primary);background:rgba(0,227,181,.10);}
.m-link:hover{background:rgba(255,255,255,.05);color:var(--text-1);}

/* ---------- generic ---------- */
.glass{
  position:relative;
  background:var(--panel);
  border:1px solid var(--stroke);
  border-radius:var(--r-card);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:var(--sh-soft);
}
.glass::before{
  content:"";
  position:absolute;
  left:14px;right:14px;top:0;
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.32),transparent);
  opacity:.5;
}

.badge{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:11.5px;
  font-weight:700;
  letter-spacing:.02em;
}
.badge-violet{background:rgba(138,107,255,.16);color:#B7A4FF;border:1px solid rgba(138,107,255,.35);}
.badge-mint{background:rgba(0,227,181,.13);color:#5CF2D3;border:1px solid rgba(0,227,181,.32);}
.badge-flame{background:linear-gradient(135deg,#FF8A4C,#FF6B35);color:#2A0F04;border:0;}
.badge-muted{background:rgba(255,255,255,.06);color:var(--text-3);border:1px solid var(--line);}

.section{padding:56px 0;}
@media (min-width:1024px){
  .section{padding:88px 0;}
}
.sec-head{margin-bottom:28px;}
@media (min-width:1024px){
  .sec-head{margin-bottom:36px;}
}
.sec-title{
  position:relative;
  font-size:23px;
  line-height:1.3;
  font-weight:800;
  letter-spacing:-.01em;
  padding-left:14px;
}
.sec-title::before{
  content:"";
  position:absolute;
  left:0;top:6px;bottom:6px;
  width:3px;
  border-radius:3px;
  background:linear-gradient(180deg,#00E3B5,#00B79A);
}
@media (min-width:1024px){
  .sec-title{font-size:30px;}
}
.sec-sub{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:760px;}

.card{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:var(--sh-soft);
  transition:transform 240ms var(--ease), box-shadow 240ms var(--ease), border-color 240ms var(--ease), background 240ms var(--ease);
}
.card:hover{
  transform:translateY(-4px);
  border-color:rgba(0,227,181,.45);
  box-shadow:var(--sh-glow);
}
.card-media{
  position:relative;
  overflow:hidden;
  border-radius:16px;
}
.card-media img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms var(--ease);
}
.card:hover .card-media img{transform:scale(1.04);}
.card-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(5,7,14,.05) 30%,rgba(5,7,14,.86));
  pointer-events:none;
}

.num{font-variant-numeric:tabular-nums;font-weight:800;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:40px 0 48px;
  border-bottom:1px solid var(--line);
}
@media (min-width:1024px){
  .hero{padding:64px 0 80px;min-height:560px;display:flex;align-items:center;}
}
.hero-bg{
  position:absolute;
  inset:0;
  z-index:0;
}
.hero-bg img{
  width:100%;
  height:100%;
  object-fit:cover;
  opacity:.42;
}
.hero-bg::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    radial-gradient(720px 420px at 18% 12%, rgba(0,227,181,.16), transparent 62%),
    linear-gradient(180deg, rgba(5,7,14,.62), rgba(5,7,14,.95));
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:20px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb span.sep{color:rgba(255,255,255,.22);}

h1{
  margin-top:16px;
  font-size:34px;
  line-height:1.15;
  font-weight:800;
  letter-spacing:-.02em;
}
@media (min-width:768px){
  h1{font-size:44px;}
}
@media (min-width:1024px){
  h1{font-size:52px;}
}
.hero-lead{
  margin-top:16px;
  font-size:18px;
  line-height:1.75;
  color:var(--text-2);
  max-width:600px;
}
@media (min-width:1024px){
  .hero-lead{font-size:19.5px;}
}

.stat-row{
  display:flex;
  flex-wrap:wrap;
  gap:14px 34px;
  margin-top:30px;
  padding-top:22px;
  border-top:1px solid var(--line);
}
.stat-item{min-width:104px;}
.stat-item .num{
  font-size:24px;
  color:var(--primary);
  line-height:1.2;
}
.stat-item .lbl{
  font-size:12.5px;
  color:var(--text-3);
  margin-top:4px;
}

.hero-card{
  padding:22px;
}
.hero-card .row-item{
  display:flex;
  align-items:center;
  gap:12px;
  padding:11px 0;
  border-bottom:1px dashed rgba(255,255,255,.09);
}
.hero-card .row-item:last-of-type{border-bottom:0;}

/* ---------- list rows ---------- */
.list-row{
  display:flex;
  align-items:center;
  gap:16px;
  padding:20px 18px;
  border-bottom:1px solid var(--line);
  border-left:2px solid transparent;
  transition:background 220ms var(--ease), border-color 220ms var(--ease), padding-left 220ms var(--ease);
}
.list-row:hover{
  background:rgba(255,255,255,.045);
  border-left-color:var(--primary);
  padding-left:24px;
}
.list-row:last-child{border-bottom:0;}
.list-idx{
  flex:0 0 auto;
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:12px;
  background:rgba(0,227,181,.10);
  border:1px solid rgba(0,227,181,.25);
  color:var(--primary);
  font-size:14px;
  font-weight:800;
}
.list-title{font-size:17px;font-weight:700;}
.list-desc{font-size:13.5px;color:var(--text-2);line-height:1.7;margin-top:2px;}

/* ---------- faq ---------- */
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--panel-2);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color 220ms var(--ease), background 220ms var(--ease);
}
.faq-item.is-open{
  border-color:rgba(0,227,181,.45);
  background:rgba(0,227,181,.045);
}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:18px 20px;
  background:transparent;
  border:0;
  cursor:pointer;
  text-align:left;
  font-size:15.5px;
  font-weight:600;
  line-height:1.6;
}
.faq-q .sign{
  flex:0 0 auto;
  width:26px;height:26px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:8px;
  background:rgba(0,227,181,.12);
  color:var(--primary);
  font-size:16px;
  font-weight:700;
  transition:transform 220ms var(--ease);
}
.faq-item.is-open .faq-q .sign{transform:rotate(45deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height 320ms var(--ease);
}
.faq-a p{
  padding:0 20px 20px;
  font-size:14.5px;
  line-height:1.85;
  color:var(--text-2);
}

/* ---------- compare ---------- */
.cmp-card{padding:22px;}
.cmp-head{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:10px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
  font-weight:700;
}
.cmp-row{
  display:grid;
  grid-template-columns:1.2fr 1fr 1fr;
  gap:10px;
  align-items:center;
  padding:12px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);
  font-size:13.5px;
}
.cmp-row:last-child{border-bottom:0;}
.cmp-row .k{color:var(--text-2);}
.cmp-row .v{color:var(--text-1);font-weight:600;}

.def-row{
  padding:14px 0;
  border-bottom:1px dashed rgba(255,255,255,.08);
}
.def-row:last-child{border-bottom:0;}
.def-row p{
  margin-top:6px;
  font-size:13.5px;
  color:var(--text-2);
  line-height:1.75;
}

/* ---------- media cards ---------- */
.media-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-card);
  border:1px solid var(--line);
  box-shadow:var(--sh-soft);
  transition:transform 240ms var(--ease), border-color 240ms var(--ease), box-shadow 240ms var(--ease);
}
.media-card:hover{
  transform:translateY(-4px);
  border-color:rgba(0,227,181,.45);
  box-shadow:var(--sh-glow);
}
.media-card img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform 420ms var(--ease);
}
.media-card:hover img{transform:scale(1.04);}
.media-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(5,7,14,.16) 22%,rgba(5,7,14,.90));
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  padding:20px;
}
.media-overlay h3{font-size:18px;font-weight:800;line-height:1.4;}
.media-overlay p{margin-top:6px;font-size:13.5px;color:var(--text-2);line-height:1.7;}

.side-item{
  display:flex;
  gap:14px;
  padding:14px;
  border-radius:16px;
  border:1px solid var(--line);
  background:var(--panel-2);
  transition:border-color 220ms var(--ease), transform 220ms var(--ease);
}
.side-item:hover{border-color:rgba(0,227,181,.45);transform:translateY(-2px);}
.side-item img{width:104px;height:74px;object-fit:cover;border-radius:12px;flex:0 0 auto;}

/* ---------- form ---------- */
.field{
  width:100%;
  height:50px;
  padding:0 16px;
  border-radius:14px;
  background:var(--panel);
  border:1px solid var(--line);
  color:var(--text-1);
  font-size:14.5px;
  outline:none;
  transition:border-color 220ms var(--ease), box-shadow 220ms var(--ease);
}
.field::placeholder{color:var(--text-3);}
.field:focus{
  border-color:var(--primary);
  box-shadow:0 0 0 1px rgba(0,227,181,.35), 0 10px 28px -16px rgba(0,227,181,.6);
}
.field.has-error{border-color:#FF5A5A;box-shadow:0 0 0 1px rgba(255,90,90,.35);}
.form-note{font-size:12.5px;color:var(--text-3);margin-top:10px;}

/* ---------- cta band ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-panel);
  border:1px solid var(--stroke);
  background:linear-gradient(135deg, rgba(0,227,181,.10), rgba(138,107,255,.07) 60%, rgba(255,255,255,.02));
  padding:28px 22px;
}
.cta-band::before{
  content:"";
  position:absolute;
  left:0;right:0;top:0;
  height:2px;
  background:linear-gradient(90deg,#FF6B35,rgba(255,107,53,.05));
}
@media (min-width:1024px){
  .cta-band{padding:38px 40px;}
}
.cta-wave{
  position:absolute;
  left:0;right:0;bottom:0;
  width:100%;
  height:70px;
  opacity:.5;
  pointer-events:none;
}

/* ---------- footer ---------- */
.site-footer{
  margin-top:24px;
  background:var(--bg-foot);
  border-top:1px solid var(--line);
  padding:52px 0 26px;
}
.foot-col-title{
  font-size:13px;
  font-weight:800;
  letter-spacing:.06em;
  color:var(--text-1);
  margin-bottom:16px;
}
.foot-link{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  padding:5px 0;
  transition:color 200ms var(--ease), transform 200ms var(--ease);
}
.foot-link:hover{color:var(--primary);transform:translateX(3px);}
.foot-mini-search{
  display:flex;
  gap:6px;
  margin-top:16px;
  padding:5px 5px 5px 12px;
  border-radius:14px;
  background:var(--panel);
  border:1px solid var(--line);
}
.foot-mini-search input{
  flex:1;
  min-width:0;
  background:transparent;
  border:0;
  outline:none;
  font-size:13px;
}
.foot-mini-search input::placeholder{color:var(--text-3);}
.foot-mini-search button{
  height:36px;
  padding:0 14px;
  border:0;
  border-radius:10px;
  background:linear-gradient(135deg,#00E3B5,#00B79A);
  color:#04211C;
  font-size:13px;
  font-weight:800;
  cursor:pointer;
  transition:filter 200ms var(--ease);
}
.foot-mini-search button:hover{filter:brightness(1.08);}
.foot-bottom{
  margin-top:36px;
  padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  justify-content:space-between;
  align-items:center;
  font-size:12.5px;
  color:var(--text-3);
}
.foot-bottom a{color:var(--text-3);}
.foot-bottom a:hover{color:var(--primary);}

/* ---------- misc ---------- */
.pill-group{display:flex;flex-wrap:wrap;gap:10px;}
.pill{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 15px;
  border-radius:999px;
  font-size:13px;
  font-weight:600;
  color:var(--text-2);
  background:var(--panel);
  border:1px solid var(--line);
  transition:all 200ms var(--ease);
}
.pill:hover{color:var(--primary);border-color:rgba(0,227,181,.4);background:rgba(0,227,181,.09);transform:translateY(-2px);}

.text-link{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:700;
  color:var(--primary);
  border-bottom:1px solid rgba(0,227,181,.35);
  padding-bottom:2px;
  transition:border-color 200ms var(--ease), gap 200ms var(--ease);
}
.text-link:hover{border-color:var(--primary);gap:10px;}

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

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
}