/* roulang page: index */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,0.16);
  --line-soft:rgba(255,255,255,0.07);
  --r-card:16px;
  --r-glass:18px;
  --r-btn:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,0.45);
  --font-cn:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:linear-gradient(rgba(47,224,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(47,224,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 12%,rgba(0,0,0,.9),transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 12%,rgba(0,0,0,.9),transparent 72%);
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#8bf0ff}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(47,224,255,.28);color:#fff}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;z-index:1}
.section{padding:96px 0;background:var(--bg-1);position:relative}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section--dark{background:var(--bg-0);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-title{font-size:32px;line-height:1.35;font-weight:700;letter-spacing:-.01em}
.section-title .hl{color:var(--primary)}
.section-desc{color:var(--t2);font-size:16px;max-width:640px;margin-top:12px;line-height:1.85}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:500;color:var(--primary);background:rgba(47,224,255,.12);border:1px solid var(--line);padding:5px 14px;border-radius:999px;margin-bottom:18px;letter-spacing:.04em}
.eyebrow::before{content:"";width:6px;height:6px;background:var(--primary);border-radius:50%;box-shadow:0 0 10px var(--primary)}
.link-more{display:inline-flex;align-items:center;gap:8px;font-size:15px;font-weight:500;color:var(--primary);white-space:nowrap}
.link-more i{transition:transform .22s var(--ease);font-size:13px}
.link-more:hover i{transform:translateX(4px)}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(10,16,32,.72);
  backdrop-filter:blur(16px) saturate(130%);
  -webkit-backdrop-filter:blur(16px) saturate(130%);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-stuck{background:rgba(6,10,22,.86);backdrop-filter:blur(20px) saturate(130%);-webkit-backdrop-filter:blur(20px) saturate(130%);border-bottom-color:var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand__mark{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 100%);
  display:flex;align-items:center;justify-content:center;
  color:#05202b;font-size:18px;
  box-shadow:0 8px 22px rgba(47,224,255,.3);
  clip-path:polygon(4px 0,100% 0,100% calc(100% - 4px),calc(100% - 4px) 100%,0 100%,0 4px);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__main{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.02em}
.brand__sub{font-size:11px;font-weight:500;color:var(--primary);letter-spacing:.32em}
.main-nav{display:flex;align-items:center;gap:28px;flex:1;justify-content:center}
.nav-link{position:relative;font-size:15px;font-weight:500;color:var(--t2);padding:26px 0;transition:color .2s var(--ease)}
.nav-link::after{content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;background:var(--primary);border-radius:2px;transform:scaleX(0);transition:transform .22s var(--ease);box-shadow:0 0 12px var(--primary)}
.nav-link:hover{color:var(--t1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-side{display:flex;align-items:center;gap:12px;flex-shrink:0}
.countdown-pill{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,162,58,.5);border-radius:999px;
  padding:5px 14px;font-size:12.5px;color:var(--accent);
  background:rgba(255,162,58,.08);white-space:nowrap;
}
.countdown-pill__num{font-family:var(--font-num);font-weight:600;letter-spacing:.06em;font-size:13px}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;height:24px;padding:0 12px;
  border-radius:999px;background:rgba(77,255,196,.1);border:1px solid rgba(77,255,196,.3);
  color:var(--accent-2);font-size:12.5px;font-weight:500;white-space:nowrap;
}
.status-badge i{width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 8px var(--accent-2);display:block}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--glass);border:1px solid var(--glass-line);
  cursor:pointer;position:relative;padding:0;
}
.nav-toggle span{position:absolute;left:12px;width:20px;height:2px;background:var(--t1);border-radius:2px;transition:transform .22s var(--ease),opacity .22s var(--ease)}
.nav-toggle span:nth-child(1){top:15px}
.nav-toggle span:nth-child(2){top:21px}
.nav-toggle span:nth-child(3){top:27px}
.nav-toggle.is-active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.nav-toggle.is-active span:nth-child(2){opacity:0}
.nav-toggle.is-active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

/* 移动抽屉 */
.drawer-mask{position:fixed;inset:0;background:rgba(3,6,14,.66);backdrop-filter:blur(3px);opacity:0;visibility:hidden;transition:opacity .25s var(--ease),visibility .25s;z-index:90}
.drawer-mask.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:95;
  background:rgba(12,20,38,.94);backdrop-filter:blur(20px) saturate(130%);
  -webkit-backdrop-filter:blur(20px) saturate(130%);
  border-left:1px solid var(--glass-line);
  transform:translateX(102%);transition:transform .3s var(--ease);
  padding:26px 22px;overflow-y:auto;display:flex;flex-direction:column;gap:6px;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-close{width:40px;height:40px;border-radius:10px;background:var(--glass);border:1px solid var(--glass-line);color:var(--t1);cursor:pointer}
.nav-drawer a.d-link{display:block;padding:14px 4px;font-size:16px;font-weight:500;color:var(--t2);border-bottom:1px solid var(--line-soft)}
.nav-drawer a.d-link.is-active{color:var(--primary)}
.nav-drawer .d-extra{margin-top:22px;display:flex;flex-direction:column;gap:12px}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;cursor:pointer;border:1px solid transparent;
  transition:filter .2s var(--ease),box-shadow .2s var(--ease),transform .15s var(--ease),background .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;line-height:1;
}
.btn--primary{
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 100%);
  color:#04202c;
  box-shadow:0 8px 24px rgba(47,224,255,.32),0 0 0 1px rgba(47,224,255,.45);
}
.btn--primary:hover{filter:brightness(1.08);box-shadow:0 12px 34px rgba(47,224,255,.46),0 0 0 1px rgba(47,224,255,.6);color:#04202c}
.btn--ghost{background:transparent;border-color:rgba(47,224,255,.5);color:var(--primary)}
.btn--ghost:hover{background:rgba(47,224,255,.1);color:var(--primary)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn--lg{height:52px;padding:0 32px;font-size:16px}
.btn:active{transform:translateY(1px)}
.btn--block{width:100%}

/* ============ Hero ============ */
.hero{
  position:relative;padding:150px 0 0;
  background:linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 58%,var(--bg-1) 100%);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-10%;top:-12%;width:760px;height:760px;
  background:radial-gradient(circle,rgba(47,224,255,.15) 0%,rgba(47,224,255,0) 68%);
  pointer-events:none;
}
.hero__grid{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center;position:relative;z-index:2}
.hero__title{font-size:50px;line-height:1.24;font-weight:700;letter-spacing:-.015em}
.hero__title span{color:var(--primary);text-shadow:0 0 30px rgba(47,224,255,.35)}
.hero__lead{margin-top:22px;font-size:17px;color:var(--t2);line-height:1.9;max-width:520px}
.hero__actions{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero__badges{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.badge-chip{
  display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);font-size:13.5px;color:var(--t2);
}
.badge-chip i{color:var(--primary);font-size:13px}
.hero__visual{position:relative}
.hero__img{
  position:relative;border-radius:var(--r-glass);overflow:hidden;aspect-ratio:16/10;
  border:1px solid rgba(47,224,255,.15);
  box-shadow:var(--shadow-card);
}
.hero__img img{width:100%;height:100%;object-fit:cover}
.hero__img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,22,.1) 0%,rgba(5,10,22,.72) 100%)}
.float-card{
  position:absolute;left:-26px;bottom:-30px;width:290px;
  background:rgba(16,26,46,.72);backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--glass-line);border-radius:var(--r-glass);
  padding:20px 22px;box-shadow:var(--shadow-card);
}
.float-card__top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:14px}
.tag-live{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;color:var(--accent-2);background:rgba(77,255,196,.1);border:1px solid rgba(77,255,196,.3);border-radius:999px;padding:4px 11px}
.tag-live i{width:5px;height:5px;border-radius:50%;background:var(--accent-2);display:block}
.float-card__label{font-size:12.5px;color:var(--t3);letter-spacing:.04em}
.float-card__num{font-family:var(--font-num);font-size:30px;font-weight:600;color:var(--primary);line-height:1.2;letter-spacing:.02em}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:14px}
.bar > i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent-2))}
.float-card__foot{display:flex;justify-content:space-between;font-size:12.5px;color:var(--t3);margin-top:10px}

.stats-band{
  margin-top:82px;border-top:1px solid var(--line-soft);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.stat{padding:30px 26px;border-right:1px solid var(--line-soft)}
.stat:last-child{border-right:none}
.stat__num{font-family:var(--font-num);font-size:46px;font-weight:600;color:var(--primary);line-height:1.1;letter-spacing:.01em}
.stat__num em{font-style:normal;font-size:20px;margin-left:2px;color:var(--t2)}
.stat__label{margin-top:8px;font-size:14px;color:var(--t2)}

/* ============ 痛点区 ============ */
.pain__grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:start}
.pain__item{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:26px 0;border-bottom:1px solid var(--line-soft)}
.pain__item:first-child{padding-top:0}
.pain__num{font-family:var(--font-num);font-size:26px;font-weight:600;color:var(--accent);opacity:.9;line-height:1.3}
.pain__title{font-size:20px;font-weight:600;color:var(--t1);margin-bottom:8px}
.pain__desc{font-size:15.5px;color:var(--t2);line-height:1.85}
.pain__aside{
  position:sticky;top:110px;
  background:var(--glass);backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--glass-line);border-radius:var(--r-glass);
  padding:30px 28px;box-shadow:var(--shadow-card);
}
.pain__aside h3{font-size:19px;font-weight:600;margin-bottom:6px}
.pain__aside .sub{font-size:13.5px;color:var(--t3);margin-bottom:22px}
.path-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px dashed var(--line-soft);font-size:15px;color:var(--t2)}
.path-list li:last-child{border-bottom:none}
.path-list li i{color:var(--accent-2);font-size:13px;margin-top:6px;flex-shrink:0}

/* ============ Z 字解决方案 ============ */
.zrow{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:52px 0}
.zrow + .zrow{border-top:1px solid var(--line-soft)}
.zrow--rev .zrow__media{order:2}
.zrow--rev .zrow__body{order:1}
.zrow__media{position:relative;border-radius:var(--r-card);overflow:hidden;aspect-ratio:16/11;border:1px solid var(--line-soft);box-shadow:var(--shadow-card)}
.zrow__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.zrow__media:hover img{transform:scale(1.04)}
.zrow__media::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(47,224,255,.1) 0%,rgba(5,10,22,.55) 100%)}
.zstep{font-family:var(--font-num);font-size:14px;letter-spacing:.14em;color:var(--accent);margin-bottom:14px;display:block}
.zrow__body h3{font-size:26px;font-weight:700;line-height:1.4;margin-bottom:16px}
.zrow__body p{color:var(--t2);font-size:16px;line-height:1.9;margin-bottom:20px}
.bullets li{position:relative;padding-left:20px;margin-bottom:12px;color:var(--t2);font-size:15.5px}
.bullets li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;background:var(--primary);border-radius:1px;box-shadow:0 0 10px rgba(47,224,255,.6)}
.zrow__body .link-more{margin-top:8px}

/* ============ 数据带 ============ */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:0}
.metric{padding:14px 26px;border-right:1px solid var(--line-soft);text-align:left}
.metric:last-child{border-right:none}
.metric__num{font-family:var(--font-num);font-size:48px;font-weight:600;color:var(--primary);line-height:1.1}
.metric__num em{font-style:normal;font-size:20px;color:var(--t2);margin-left:2px}
.metric__label{font-size:15px;color:var(--t1);margin-top:8px;font-weight:500}
.metric__note{font-size:13px;color:var(--t3);margin-top:4px}

/* ============ 客户证言 ============ */
.testi-track{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testi-card{
  background:var(--glass);backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--glass-line);border-radius:var(--r-glass);
  padding:28px 26px;position:relative;transition:transform .22s var(--ease),border-color .22s var(--ease)
}
.testi-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35)}
.testi-card__quote{position:absolute;top:16px;right:24px;font-size:44px;line-height:1;color:rgba(47,224,255,.18);font-family:Georgia,serif}
.testi-card p{font-size:15.5px;color:var(--t2);line-height:1.9;min-height:96px}
.testi-card__meta{display:flex;align-items:center;gap:14px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line-soft)}
.avatar{width:44px;height:44px;border-radius:50%;overflow:hidden;flex-shrink:0;border:1px solid var(--line)}
.avatar img{width:100%;height:100%;object-fit:cover}
.testi-card__name{font-size:15px;font-weight:600;color:var(--t1)}
.testi-card__role{font-size:13px;color:var(--t3)}
.testi-card .tag-live{margin-top:16px}

/* ============ 资讯列表 ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:rgba(16,26,46,.62);border:1px solid var(--glass-line);
  border-radius:var(--r-card);transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:var(--shadow-card)}
.news-card--feature{grid-column:span 2}
.news-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0d1730,#132342 58%,#0a1226)}
.news-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-card:hover .news-card__media img{transform:scale(1.04)}
.news-card__badge{
  position:absolute;left:14px;top:14px;z-index:2;
  padding:5px 13px;border-radius:999px;font-size:12.5px;font-weight:500;
  background:rgba(47,224,255,.16);border:1px solid rgba(47,224,255,.38);color:#bff4ff;
  backdrop-filter:blur(6px);
}
.news-card__body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1}
.news-card__title{font-size:18px;font-weight:600;line-height:1.6;color:var(--t1);margin-bottom:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card--feature .news-card__title{font-size:21px}
.news-card__excerpt{font-size:14.5px;color:var(--t2);line-height:1.85;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-card__foot{display:flex;align-items:center;justify-content:space-between;margin-top:20px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--t3)}
.news-card__foot i{color:var(--primary);font-size:13px}
.empty-state{
  border:1px dashed var(--glass-line);border-radius:var(--r-glass);
  background:var(--glass);padding:70px 24px;text-align:center;
}
.empty-state i{font-size:30px;color:var(--t3);display:block;margin-bottom:16px}
.empty-state p{color:var(--t2);font-size:15.5px;margin-bottom:22px}

/* ============ 分类速览 ============ */
.cat-band{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:32px}
.cat-chip{
  display:inline-flex;align-items:center;gap:8px;padding:10px 20px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);font-size:14.5px;color:var(--t2);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.cat-chip:hover{border-color:rgba(47,224,255,.5);color:var(--primary);background:rgba(47,224,255,.08)}
.cat-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.cat-card{
  grid-column:span 6;position:relative;overflow:hidden;border-radius:var(--r-card);
  border:1px solid var(--line-soft);background:rgba(16,26,46,.6);
  display:flex;flex-direction:column;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.cat-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:var(--shadow-card)}
.cat-card--wide{grid-column:span 7}
.cat-card--narrow{grid-column:span 5}
.cat-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,#0d1730,#132342 58%,#0a1226)}
.cat-card--wide .cat-card__media{aspect-ratio:16/7}
.cat-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.cat-card:hover .cat-card__media img{transform:scale(1.04)}
.cat-card__media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,10,22,0) 40%,rgba(5,10,22,.8) 100%)}
.cat-card__body{padding:24px 26px 26px}
.cat-card__body h3{font-size:20px;font-weight:600;margin-bottom:10px}
.cat-card__body p{font-size:15px;color:var(--t2);line-height:1.85;margin-bottom:16px}

/* ============ FAQ ============ */
.faq__grid{display:grid;grid-template-columns:4fr 8fr;gap:52px;align-items:start}
.faq__aside h2{font-size:30px;font-weight:700;line-height:1.4;margin-bottom:14px}
.faq__aside p{color:var(--t2);font-size:15.5px;line-height:1.9;margin-bottom:26px}
.faq-item{border:1px solid var(--glass-line);border-radius:14px;background:rgba(16,26,46,.55);margin-bottom:14px;overflow:hidden;transition:border-color .22s var(--ease),background .22s var(--ease)}
.faq-item.is-open{border-color:rgba(47,224,255,.4);background:rgba(22,34,58,.7)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;background:transparent;border:none;cursor:pointer;text-align:left;
  font-size:17px;font-weight:600;color:var(--t1);line-height:1.6;
}
.faq-q i{color:var(--primary);font-size:14px;transition:transform .22s var(--ease);flex-shrink:0}
.faq-item.is-open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease)}
.faq-a p{padding:0 24px 22px 24px;color:var(--t2);font-size:15.5px;line-height:1.9;border-left:3px solid transparent}
.faq-item.is-open .faq-a p{border-left:3px solid var(--primary);margin-left:24px;padding-left:18px;box-shadow:inset 0 0 20px rgba(47,224,255,.05)}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;overflow:hidden;padding:88px 0;
  background:var(--bg-0);border-top:1px solid var(--line-soft);
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-40%;transform:translateX(-50%);
  width:900px;height:600px;
  background:radial-gradient(ellipse,rgba(47,224,255,.16) 0%,rgba(47,224,255,0) 68%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px,transparent 1px);
  background-size:22px 22px;opacity:.6;
}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:760px;margin:0 auto}
.cta-inner h2{font-size:34px;font-weight:700;line-height:1.4;margin-bottom:16px}
.cta-inner p{color:var(--t2);font-size:16.5px;line-height:1.9;margin-bottom:32px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:24px}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:70px 0 0}
.footer-grid{display:grid;grid-template-columns:4fr 2.5fr 2.5fr 3fr;gap:44px;padding-bottom:52px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14.5px;color:var(--t2);line-height:1.9;margin-bottom:22px;max-width:300px}
.socials{display:flex;gap:12px}
.socials a{
  width:40px;height:40px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);font-size:15px;
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease)
}
.socials a:hover{color:var(--primary);border-color:rgba(47,224,255,.45);transform:translateY(-3px)}
.footer-col h4{font-size:15px;font-weight:600;color:var(--t1);margin-bottom:18px}
.footer-col li{margin-bottom:12px}
.footer-col li a{font-size:14.5px;color:var(--t2)}
.footer-col li a:hover{color:var(--primary)}
.footer-contact li{display:flex;gap:10px;font-size:14.5px;color:var(--t2);margin-bottom:14px;line-height:1.75}
.footer-contact li i{color:var(--primary);margin-top:5px;font-size:14px;flex-shrink:0}
.footer-bottom{
  border-top:1px solid var(--line-soft);padding:22px 0 30px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap
}
.footer-bottom p{font-size:13.5px;color:var(--t3);line-height:1.8}
.footer-bottom .disclaimer{font-size:13px;color:var(--t3);max-width:520px}
.footer-acc-toggle{display:none}

.to-top{
  position:fixed;right:24px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:12px;border:1px solid rgba(47,224,255,.45);
  background:rgba(16,26,46,.85);color:var(--primary);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  opacity:0;visibility:hidden;transform:translateY(12px);
  transition:opacity .25s var(--ease),transform .25s var(--ease),visibility .25s;
  backdrop-filter:blur(10px);
}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}

/* ============ 响应式 ============ */
@media (max-width:1439px){
  .container{max-width:1180px}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .main-nav{display:none}
  .nav-toggle{display:block}
  .countdown-pill{display:none}
  .hero{padding-top:120px}
  .hero__grid{grid-template-columns:1fr;gap:60px}
  .hero__title{font-size:38px}
  .float-card{left:auto;right:16px;bottom:-26px;width:260px}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .stat{border-bottom:1px solid var(--line-soft)}
  .stat:nth-child(2n){border-right:none}
  .pain__grid{grid-template-columns:1fr;gap:36px}
  .pain__aside{position:static}
  .zrow{grid-template-columns:1fr;gap:30px;padding:40px 0}
  .zrow--rev .zrow__media{order:0}
  .zrow--rev .zrow__body{order:0}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .metric{border-bottom:1px solid var(--line-soft)}
  .metric:nth-child(2n){border-right:none}
  .testi-track{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-card--feature{grid-column:span 2}
  .cat-card,.cat-card--wide,.cat-card--narrow{grid-column:span 6}
  .cat-card--wide .cat-card__media{aspect-ratio:16/9}
  .faq__grid{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:36px}
}
@media (max-width:639px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-title{font-size:25px}
  .section-head{margin-bottom:32px}
  .header-inner{min-height:64px}
  .status-badge{display:none}
  .hero{padding-top:104px}
  .hero__title{font-size:29px;line-height:1.34}
  .hero__lead{font-size:15.5px}
  .hero__actions .btn{width:100%}
  .hero__actions{flex-direction:column;gap:12px}
  .hero__badges{gap:8px}
  .badge-chip{font-size:12.5px;padding:7px 13px}
  .float-card{position:static;width:100%;margin-top:16px;left:auto;right:auto;bottom:auto}
  .stats-band{grid-template-columns:1fr}
  .stat{border-right:none}
  .stat__num{font-size:38px}
  .pain__item{grid-template-columns:44px 1fr;gap:14px;padding:20px 0}
  .pain__num{font-size:20px}
  .pain__title{font-size:17.5px}
  .zrow__body h3{font-size:21px}
  .metrics{grid-template-columns:1fr}
  .metric{border-right:none;padding:16px 0}
  .metric__num{font-size:38px}
  .testi-track{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .news-card--feature{grid-column:span 1}
  .cat-grid{grid-template-columns:1fr}
  .cat-card,.cat-card--wide,.cat-card--narrow{grid-column:span 1}
  .faq-q{font-size:15.5px;padding:17px 18px}
  .faq-a p{padding:0 18px 18px 18px}
  .faq-item.is-open .faq-a p{margin-left:18px;padding-left:14px}
  .cta-inner h2{font-size:24px}
  .cta-actions .btn{width:100%}
  .cta-actions{flex-direction:column}
  .footer-grid{grid-template-columns:1fr;gap:0;padding-bottom:24px}
  .footer-col{border-bottom:1px solid var(--line-soft)}
  .footer-col h4{margin:0;padding:18px 0;display:flex;align-items:center;justify-content:space-between;cursor:pointer}
  .footer-col h4::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--primary)}
  .footer-col.is-open h4::after{content:"\f068"}
  .footer-col ul,.footer-col .footer-contact{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
  .footer-col.is-open ul,.footer-col.is-open .footer-contact{max-height:420px;padding-bottom:16px}
  .footer-brand{border-bottom:1px solid var(--line-soft);padding-bottom:22px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .to-top{right:16px;bottom:18px;width:42px;height:42px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: article */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,.055);
  --glass-line:rgba(255,255,255,.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,.16);
  --line-soft:rgba(255,255,255,.07);
  --radius:16px;
  --radius-lg:18px;
  --radius-btn:10px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --glow:0 8px 24px rgba(47,224,255,.32), 0 0 0 1px rgba(47,224,255,.45);
  --font-cn:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t2);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline;text-decoration-style:dashed;text-underline-offset:4px}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
h1,h2,h3,h4{color:var(--t1);margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{margin-bottom:40px}
.section-head h2{font-size:32px;letter-spacing:.4px}
.section-head p{margin-top:12px;color:var(--t2);max-width:720px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;color:var(--primary);
  background:rgba(47,224,255,.12);
  border:1px solid var(--line);
  border-radius:999px;padding:4px 14px;letter-spacing:.6px;
  margin-bottom:16px;
}
.eyebrow i{font-size:11px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(10,16,32,.72);
  backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid var(--line-soft);
  transition:background .22s var(--ease), box-shadow .22s var(--ease);
}
.site-header.is-stuck{
  background:rgba(6,10,22,.86);
  backdrop-filter:blur(20px) saturate(120%);
  border-bottom:1px solid var(--line);
  box-shadow:0 12px 30px rgba(0,0,0,.45);
}
.header-inner{display:flex;align-items:center;gap:28px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none}
.brand:hover{text-decoration:none}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;
  display:grid;place-items:center;
  border-radius:12px;
  color:#04121A;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:var(--glow);
  font-size:18px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__main{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.5px}
.brand__sub{font-size:12px;color:var(--primary);letter-spacing:3px}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link{
  position:relative;
  font-size:15px;font-weight:500;color:var(--t2);
  padding:26px 0 24px;
  text-decoration:none;
  transition:color .2s var(--ease);
}
.nav-link:hover{color:var(--t1);text-decoration:none}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;
  border-radius:2px;background:var(--primary);
  box-shadow:0 0 10px rgba(47,224,255,.85);
  transform:scaleX(0);transform-origin:center;
  transition:transform .22s var(--ease);
}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px}
.countdown{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;color:var(--accent);
  border:1px solid rgba(255,162,58,.45);
  border-radius:999px;padding:5px 13px;
  background:rgba(255,162,58,.08);
  white-space:nowrap;
}
.countdown b{font-family:var(--font-num);font-size:13px;letter-spacing:1px;font-weight:600}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  height:24px;padding:0 12px;border-radius:999px;
  font-size:12px;color:var(--t1);
  background:rgba(77,255,196,.10);
  border:1px solid rgba(77,255,196,.35);
  white-space:nowrap;
}
.status-badge::before{
  content:"";width:6px;height:6px;border-radius:50%;
  background:var(--accent-2);box-shadow:0 0 8px rgba(77,255,196,.9);
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border:none;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;cursor:pointer;text-decoration:none;
  transition:transform .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease), color .2s var(--ease);
}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn:active{transform:translateY(1px)}
.btn--primary{
  color:#04121A;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:var(--glow);
}
.btn--primary:hover{filter:brightness(1.08);box-shadow:0 10px 30px rgba(47,224,255,.45),0 0 0 1px rgba(47,224,255,.55)}
.btn--ghost{
  color:var(--primary);background:transparent;
  border:1px solid rgba(47,224,255,.5);
}
.btn--ghost:hover{background:rgba(47,224,255,.10)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--t1);font-size:17px;cursor:pointer;
}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;
  background:rgba(8,14,28,.96);
  backdrop-filter:blur(20px) saturate(120%);
  border-left:1px solid var(--line);
  transform:translateX(100%);
  transition:transform .26s var(--ease);
  z-index:80;padding:26px 22px;overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer .drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer-close{width:44px;height:44px;border-radius:10px;background:var(--glass);border:1px solid var(--glass-line);color:var(--t1);cursor:pointer}
.drawer-links{display:flex;flex-direction:column;gap:6px;margin-bottom:26px}
.drawer-links a{
  display:block;padding:13px 14px;border-radius:10px;
  color:var(--t2);font-size:16px;border:1px solid transparent;
}
.drawer-links a:hover,.drawer-links a.is-active{
  color:var(--t1);background:var(--glass);border-color:var(--glass-line);text-decoration:none;
}
.drawer-extra{display:flex;flex-direction:column;gap:14px;padding-top:20px;border-top:1px solid var(--line-soft)}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,14,.6);
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease);z-index:70;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.breadcrumb-wrap{padding:26px 0 0}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--t3);list-style:none}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--line)}
.breadcrumb .crumb-current{
  color:var(--t2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章头 ---------- */
.article-hero{
  padding:34px 0 44px;
  border-bottom:1px solid var(--line-soft);
  position:relative;
  overflow:hidden;
}
.article-hero::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:320px;
  background:radial-gradient(60% 70% at 30% 40%,rgba(47,224,255,.13),transparent 70%);
  pointer-events:none;
}
.article-hero .inner{position:relative}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-bottom:20px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 13px;border-radius:999px;font-size:12px;font-weight:500;
  color:var(--primary);background:rgba(47,224,255,.12);border:1px solid var(--line);
}
.meta-item{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--t3)}
.meta-item i{color:var(--primary);font-size:12px}
.article-hero h1{
  font-size:clamp(28px,3.4vw,46px);
  line-height:1.32;
  letter-spacing:.3px;
  max-width:960px;
}
.article-hero .lead{margin-top:18px;max-width:760px;font-size:16px;color:var(--t2)}

/* ---------- 正文布局 ---------- */
.article-section{padding:56px 0 80px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:44px;
  align-items:start;
}
.article-panel{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  padding:38px 40px 44px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(18px) saturate(120%);
  min-width:0;
}
.article-body{font-size:17px;line-height:1.9;color:var(--t2);word-break:break-word}
.article-body>*:first-child{margin-top:0}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  font-size:26px;color:var(--t1);
  margin:2em 0 .85em;padding-left:14px;position:relative;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:4px;
  border-radius:2px;background:var(--primary);box-shadow:0 0 12px rgba(47,224,255,.6);
}
.article-body h3{font-size:20px;color:var(--t1);margin:1.7em 0 .6em}
.article-body h4{font-size:17px;color:var(--t1);margin:1.4em 0 .5em}
.article-body ul,.article-body ol{padding-left:1.35em;margin:0 0 1.2em}
.article-body ul li{list-style:none;position:relative;margin:.55em 0}
.article-body ul li::before{
  content:"";position:absolute;left:-1.1em;top:.78em;
  width:6px;height:6px;border-radius:1px;background:var(--primary);
}
.article-body ol li{list-style:decimal;margin:.55em 0}
.article-body blockquote{
  margin:1.5em 0;padding:18px 22px;
  background:var(--glass);border-left:3px solid var(--primary);
  border-radius:12px;color:var(--t2);
}
.article-body img{border-radius:12px;margin:1.4em 0;border:1px solid var(--line-soft)}
.article-body a{color:var(--primary)}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.4em 0;font-size:15px;
  border:1px solid var(--line-soft);border-radius:12px;overflow:hidden;
}
.article-body th{
  background:var(--bg-3);color:var(--t1);font-weight:600;text-align:left;
  padding:12px 14px;border-bottom:1px solid var(--line-soft);
}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--line-soft)}
.article-body tr:nth-child(even) td{background:rgba(255,255,255,.03)}
.article-body code{
  font-family:var(--font-num);font-size:14px;color:var(--accent-2);
  background:var(--bg-3);padding:2px 7px;border-radius:6px;
}
.article-body hr{border:none;border-top:1px solid var(--line-soft);margin:2em 0}

.empty-state{
  text-align:center;padding:56px 20px;
  border:1px dashed var(--line);border-radius:var(--radius-lg);
  background:rgba(47,224,255,.04);
}
.empty-state i{font-size:30px;color:var(--primary);display:block;margin-bottom:16px}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--t3);margin-bottom:22px}

/* ---------- 标签与分享 ---------- */
.article-foot{
  margin-top:38px;padding-top:26px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between;
}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.tag-cloud .label{font-size:13px;color:var(--t3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 14px;border-radius:999px;
  font-size:13px;color:var(--t2);
  background:var(--glass);border:1px solid var(--glass-line);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{color:var(--primary);border-color:rgba(47,224,255,.5);text-decoration:none}
.share-row{display:flex;align-items:center;gap:10px}
.share-row span{font-size:13px;color:var(--t3)}
.share-btn{
  width:36px;height:36px;border-radius:10px;display:grid;place-items:center;
  color:var(--t2);background:var(--glass);border:1px solid var(--glass-line);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.share-btn:hover{color:var(--primary);border-color:rgba(47,224,255,.5);transform:translateY(-2px);text-decoration:none}

/* ---------- 侧栏 ---------- */
.side-col{display:flex;flex-direction:column;gap:22px;position:sticky;top:98px}
.side-card{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);padding:24px;
  backdrop-filter:blur(18px) saturate(120%);
}
.side-card h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--primary);font-size:13px}
.side-list{display:flex;flex-direction:column;gap:4px}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14px;color:var(--t2);
  border:1px solid transparent;transition:all .2s var(--ease);
}
.side-list a:hover{
  color:var(--t1);background:rgba(47,224,255,.08);
  border-color:var(--line);text-decoration:none;
}
.side-list a i{color:var(--primary);font-size:11px}
.side-cta{background:linear-gradient(160deg,rgba(47,224,255,.14),rgba(14,127,168,.06));border-color:var(--line)}
.side-cta p{font-size:14px;color:var(--t2);margin-bottom:18px}
.side-cta .status-badge{margin-bottom:14px}

/* ---------- 相关推荐 ---------- */
.related-section{padding:80px 0}
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px}
.related-head h2{font-size:30px}
.related-head p{margin-top:10px;color:var(--t2);font-size:15px}
.text-link{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:500;white-space:nowrap}
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.rcard{
  display:flex;flex-direction:column;
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--radius);
  overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.rcard:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:0 20px 44px rgba(0,0,0,.5);text-decoration:none}
.rcard__media{position:relative;aspect-ratio:16/9;background:linear-gradient(150deg,var(--bg-3),var(--bg-0));overflow:hidden}
.rcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease)}
.rcard:hover .rcard__media img{transform:scale(1.04)}
.rcard__tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:3px 11px;border-radius:999px;font-size:12px;
  color:#04121A;background:var(--primary);font-weight:600;
}
.rcard__body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rcard__body h3{font-size:17px;line-height:1.5}
.rcard__body p{font-size:14px;color:var(--t3);line-height:1.75;flex:1}
.rcard__meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--t3);padding-top:6px;border-top:1px solid var(--line-soft)}
.rcard__meta i{color:var(--primary);font-size:12px}

/* ---------- FAQ ---------- */
.faq-section{padding:80px 0;background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.faq-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:44px;align-items:start}
.faq-layout h2{font-size:30px;margin-bottom:14px}
.faq-layout .faq-intro{color:var(--t2);font-size:15px;margin-bottom:22px}
.accordion-item{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:14px;margin-bottom:12px;overflow:hidden;
}
.accordion-title{margin:0}
.accordion-title a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;color:var(--t1);
}
.accordion-title a:hover{text-decoration:none;color:var(--primary)}
.accordion-title a i{color:var(--primary);font-size:13px;transition:transform .22s var(--ease)}
.accordion-item.is-active .accordion-title a i{transform:rotate(45deg)}
.accordion-content{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--t2);border-left:3px solid transparent;transition:border-color .2s var(--ease)}
.accordion-item.is-active .accordion-content{border-left-color:var(--primary);box-shadow:inset 3px 0 12px -6px rgba(47,224,255,.9)}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:78px 0;
  text-align:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(50% 80% at 50% 0%,rgba(47,224,255,.16),transparent 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.cta-band .inner{position:relative;z-index:2}
.cta-band h2{font-size:32px}
.cta-band p{margin:16px auto 30px;max-width:620px;color:var(--t2)}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.cta-note{margin-top:22px;font-size:13px;color:var(--t3)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:72px 0 0;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:40px}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--t1)}
.footer-col ul li{margin-bottom:11px}
.footer-col a{color:var(--t2);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-brand p{margin:18px 0 20px;color:var(--t3);line-height:1.85;max-width:320px}
.socials{display:flex;gap:12px}
.socials a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  color:var(--t2);background:var(--glass);border:1px solid var(--glass-line);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.socials a:hover{color:var(--primary);border-color:rgba(47,224,255,.5);transform:translateY(-2px)}
.footer-contact li{display:flex;gap:10px;color:var(--t3);line-height:1.7}
.footer-contact i{color:var(--primary);margin-top:5px;font-size:13px}
.footer-bottom{
  margin-top:56px;padding:22px 0;
  border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  color:var(--t3);font-size:13px;
}
.footer-bottom .disclaimer{max-width:620px;line-height:1.7}
.back-top{
  position:fixed;right:26px;bottom:26px;width:46px;height:46px;border-radius:12px;
  display:grid;place-items:center;cursor:pointer;
  color:#04121A;background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:var(--glow);border:none;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s;
  z-index:65;
}
.back-top.is-show{opacity:1;visibility:visible;transform:translateY(0)}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .main-nav{gap:20px}
  .nav-link{font-size:14px}
  .countdown{display:none}
}
@media (max-width:1023px){
  .section{padding:72px 0}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:30px}
  .side-col{position:static}
  .faq-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .article-panel{padding:30px 26px 34px}
}
@media (max-width:900px){
  .main-nav{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-actions .status-badge{display:none}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-head h2{font-size:25px}
  .header-inner{min-height:66px;gap:14px}
  .brand__main{font-size:16px}
  .article-hero h1{font-size:27px}
  .article-panel{padding:24px 18px 28px;border-radius:14px}
  .article-body{font-size:16px}
  .article-body h2{font-size:22px}
  .related-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .related-head{flex-direction:column;align-items:flex-start;gap:12px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .cta-band h2{font-size:25px}
  .cta-actions .btn{width:100%}
  .btn{height:46px}
  .article-foot{flex-direction:column;align-items:flex-start}
  .back-top{right:16px;bottom:16px}
  .breadcrumb .crumb-current{max-width:200px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: category1 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,0.16);
  --line-soft:rgba(255,255,255,0.07);
  --r-card:16px;
  --r-glass:18px;
  --r-btn:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,0.45);
  --glow-btn:0 8px 24px rgba(47,224,255,0.32), 0 0 0 1px rgba(47,224,255,0.45);
  --font-cn:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:#8DF2FF;text-decoration:underline;text-decoration-style:dashed;text-underline-offset:4px;}
button{font-family:inherit;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;letter-spacing:.2px;}
p{margin:0 0 1em;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}
@media (min-width:1440px){
  .container{max-width:1280px;}
}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:99;
  background:rgba(10,16,32,0.72);
  backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s var(--ease), box-shadow .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,10,22,0.86);
  border-bottom:1px solid var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,0.4);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  min-height:76px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--t1);text-decoration:none;}
.brand:hover{color:var(--t1);text-decoration:none;}
.brand__mark{
  width:42px;height:42px;flex:0 0 42px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,rgba(47,224,255,.22),rgba(14,127,168,.35));
  border:1px solid var(--line);
  color:var(--primary);
  font-size:19px;
}
.brand__text{display:flex;flex-direction:column;line-height:1.2;}
.brand__main{font-size:17px;font-weight:700;letter-spacing:.5px;}
.brand__sub{font-size:12px;color:var(--t3);letter-spacing:2px;}

.main-nav{display:flex;align-items:center;gap:28px;}
.nav-link{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--t2);
  text-decoration:none;
  padding:6px 0;
  transition:color .2s var(--ease);
}
.nav-link:hover{color:var(--t1);text-decoration:none;}
.nav-link::after{
  content:"";
  position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--primary);
  box-shadow:0 0 12px rgba(47,224,255,.8);
  opacity:0;transform:scaleX(.4);
  transition:opacity .22s var(--ease), transform .22s var(--ease);
}
.nav-link.is-active{color:var(--t1);}
.nav-link.is-active::after{opacity:1;transform:scaleX(1);}

.nav-actions{display:flex;align-items:center;gap:14px;}
.countdown{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;
  border-radius:999px;
  border:1px solid rgba(255,162,58,.45);
  background:rgba(255,162,58,.08);
  color:var(--accent);
  font-size:13px;font-weight:500;
}
.countdown .num{font-family:var(--font-num);letter-spacing:1px;font-size:14px;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  height:24px;padding:0 12px;
  border-radius:999px;
  background:rgba(77,255,196,.10);
  border:1px solid rgba(77,255,196,.32);
  color:var(--accent-2);
  font-size:12px;font-weight:500;
}
.status-badge .dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent-2);
  box-shadow:0 0 0 3px rgba(77,255,196,.18);
}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border:0;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform .2s var(--ease), filter .2s var(--ease), box-shadow .2s var(--ease), background .2s var(--ease);
}
.btn:hover{text-decoration:none;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121A;
  box-shadow:var(--glow-btn);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 10px 30px rgba(47,224,255,.42), 0 0 0 1px rgba(47,224,255,.55);color:#04121A;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;
  border:1px solid rgba(47,224,255,.5);
  color:var(--primary);
}
.btn-ghost:hover{background:rgba(47,224,255,.10);color:var(--primary);}
.btn-ghost:active{transform:translateY(1px);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}
.btn-nav{height:40px;padding:0 18px;font-size:14px;}

.text-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-size:14px;font-weight:500;
}
.text-link:hover{text-decoration:underline;text-decoration-style:dashed;text-underline-offset:4px;}

.nav-toggle{
  display:none;
  width:44px;height:44px;
  align-items:center;justify-content:center;
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:10px;
  color:var(--t1);font-size:17px;cursor:pointer;
}
.nav-drawer{
  position:fixed;top:0;right:0;bottom:0;
  width:84vw;max-width:380px;
  transform:translateX(105%);
  transition:transform .28s var(--ease);
  background:rgba(10,16,32,.94);
  backdrop-filter:blur(20px) saturate(120%);
  border-left:1px solid var(--line);
  padding:26px 22px;
  z-index:120;
  overflow-y:auto;
}
.nav-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px;}
.drawer-close{
  width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:10px;
  color:var(--t1);font-size:18px;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px;}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:48px;padding:0 14px;
  border-radius:10px;
  color:var(--t2);font-size:16px;text-decoration:none;
  border:1px solid transparent;
}
.drawer-nav a:hover{background:var(--glass);color:var(--t1);text-decoration:none;}
.drawer-nav a.is-active{color:var(--primary);border-color:var(--line);background:rgba(47,224,255,.07);}
.drawer-meta{display:flex;flex-direction:column;gap:12px;}
.overlay{
  position:fixed;inset:0;background:rgba(3,6,14,.6);
  opacity:0;pointer-events:none;transition:opacity .25s var(--ease);z-index:110;
}
.overlay.is-open{opacity:1;pointer-events:auto;}

/* ============ 内页 Banner ============ */
.page-banner{
  position:relative;
  padding:70px 0 58px;
  background-image:linear-gradient(180deg,rgba(5,8,15,.72),rgba(10,16,32,.96)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line-soft);
  overflow:hidden;
}
.page-banner::after{
  content:"";
  position:absolute;inset:0;
  background-image:linear-gradient(rgba(47,224,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(47,224,255,.05) 1px,transparent 1px);
  background-size:48px 48px;
  pointer-events:none;
}
.page-banner .container{position:relative;z-index:2;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--t3);margin-bottom:16px;
}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:var(--t3);opacity:.6;}
.breadcrumb .current{color:var(--t2);}
.page-banner h1{
  font-size:clamp(28px,4vw,48px);
  line-height:1.28;
  max-width:860px;
  margin-bottom:16px;
}
.page-banner h1 .kw{color:var(--primary);}
.banner-sub{
  max-width:680px;
  color:var(--t2);
  font-size:17px;
  line-height:1.85;
  margin-bottom:26px;
}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.trust-row{display:flex;flex-wrap:wrap;gap:12px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;
  border-radius:999px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--t2);
  font-size:13px;
}
.trust-chip i{color:var(--primary);}

/* 分类子导航 */
.subnav-band{
  background:var(--bg-2);
  border-bottom:1px solid var(--line-soft);
  padding:18px 0;
}
.subnav{display:flex;flex-wrap:wrap;gap:12px;}
.cat-tab{
  display:inline-flex;align-items:center;gap:8px;
  min-height:44px;padding:0 18px;
  border-radius:999px;
  border:1px solid var(--glass-line);
  background:var(--glass);
  color:var(--t2);
  font-size:14px;font-weight:500;
  text-decoration:none;
  transition:all .2s var(--ease);
}
.cat-tab:hover{color:var(--t1);border-color:rgba(47,224,255,.35);text-decoration:none;transform:translateY(-2px);}
.cat-tab.is-current{
  color:#04121A;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  border-color:transparent;
  box-shadow:0 8px 20px rgba(47,224,255,.28);
}
.cat-tab.is-current:hover{color:#04121A;transform:none;}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section-head{margin-bottom:38px;max-width:760px;}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-num);
  font-size:13px;letter-spacing:2px;
  color:var(--accent);
  padding:5px 12px;
  border-radius:999px;
  border:1px solid rgba(255,162,58,.35);
  background:rgba(255,162,58,.07);
  margin-bottom:16px;
}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:14px;}
.section-head p{color:var(--t2);font-size:16px;margin:0;}

/* ============ 侧栏 + 长文 ============ */
.detail-layout{align-items:flex-start;}
.anchor-nav{
  position:sticky;top:100px;
  padding:22px;
  border-radius:var(--r-glass);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
}
.anchor-nav h3{
  font-size:14px;color:var(--t3);font-weight:500;
  letter-spacing:1px;margin-bottom:14px;
}
.anchor-nav ul{display:flex;flex-direction:column;gap:2px;}
.anchor-nav a{
  display:flex;align-items:center;gap:10px;
  padding:10px 12px;
  border-radius:9px;
  color:var(--t2);font-size:14px;
  text-decoration:none;
  border-left:2px solid transparent;
  transition:all .2s var(--ease);
}
.anchor-nav a:hover{background:rgba(47,224,255,.07);color:var(--t1);text-decoration:none;}
.anchor-nav a .idx{font-family:var(--font-num);color:var(--accent);font-size:12px;}
.anchor-nav a.is-current{border-left-color:var(--primary);background:rgba(47,224,255,.08);color:var(--t1);}

.prose{margin-bottom:52px;}
.prose:last-child{margin-bottom:0;}
.prose h2{
  font-size:clamp(22px,2.6vw,30px);
  padding-left:14px;
  border-left:4px solid var(--primary);
  margin-bottom:18px;
}
.prose h3{font-size:20px;margin:26px 0 12px;color:var(--t1);}
.prose p{color:var(--t2);font-size:16.5px;line-height:1.88;}
.prose strong{color:var(--t1);}

.square-list{display:flex;flex-direction:column;gap:14px;margin:22px 0;}
.square-list li{
  position:relative;
  padding-left:22px;
  color:var(--t2);
  font-size:16px;
  line-height:1.85;
}
.square-list li::before{
  content:"";
  position:absolute;left:0;top:.7em;
  width:6px;height:6px;border-radius:1px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(47,224,255,.7);
}
.square-list li b{color:var(--t1);font-weight:600;}

.info-card{
  padding:24px 26px;
  border-radius:var(--r-glass);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  margin:24px 0;
}
.info-card p:last-child{margin-bottom:0;}
.info-card .tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.tag-pill{
  display:inline-flex;align-items:center;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;font-weight:500;
  background:rgba(47,224,255,.12);
  color:var(--primary);
  border:1px solid rgba(47,224,255,.22);
}
.tag-pill.green{background:rgba(77,255,196,.12);color:var(--accent-2);border-color:rgba(77,255,196,.28);}
.tag-pill.amber{background:rgba(255,162,58,.12);color:var(--accent);border-color:rgba(255,162,58,.28);}

/* 表格 */
.table-wrap{overflow-x:auto;border-radius:var(--r-card);border:1px solid var(--line-soft);background:rgba(255,255,255,.02);}
table.data-table{width:100%;border-collapse:collapse;min-width:600px;}
.data-table th{
  background:var(--bg-3);
  color:var(--t1);
  font-size:14px;font-weight:600;
  text-align:left;
  padding:14px 18px;
  white-space:nowrap;
}
.data-table td{
  padding:14px 18px;
  font-size:15px;
  color:var(--t2);
  border-top:1px solid var(--line-soft);
}
.data-table tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.data-table td strong{color:var(--t1);}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:34px;margin-top:12px;}
.timeline::before{
  content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(47,224,255,.7),rgba(47,224,255,.05));
}
.tl-item{position:relative;padding-bottom:34px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:6px;
  width:14px;height:14px;border-radius:50%;
  background:var(--bg-1);
  border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(47,224,255,.12);
}
.tl-time{
  font-family:var(--font-num);
  font-size:13px;letter-spacing:1px;
  color:var(--accent);
  margin-bottom:6px;
}
.tl-item h3{font-size:19px;margin-bottom:8px;}
.tl-item p{color:var(--t2);font-size:15.5px;margin:0;}

/* ============ 团队 / 资质卡 ============ */
.team-grid{display:grid;gap:24px;grid-template-columns:repeat(2,1fr);}
.team-card{
  padding:28px;
  border-radius:var(--r-glass);
  background:var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  transition:transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.team-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:var(--shadow-card);}
.team-card.offset{margin-top:34px;}
.team-card .num{
  font-family:var(--font-num);
  font-size:34px;line-height:1;
  color:rgba(255,162,58,.9);
  opacity:.85;
  margin-bottom:14px;
}
.team-card h3{font-size:21px;margin-bottom:12px;}
.team-card p{color:var(--t2);font-size:15.5px;margin-bottom:16px;}
.team-card .meta{display:flex;flex-wrap:wrap;gap:8px;}

/* ============ 数据带 ============ */
.stats-band{
  background:var(--bg-0);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  padding:60px 0;
}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);}
.stat-item{
  text-align:center;
  padding:8px 20px;
  border-left:1px solid var(--line-soft);
}
.stat-item:first-child{border-left:0;}
.stat-num{
  font-family:var(--font-num);
  font-size:clamp(34px,4vw,52px);
  line-height:1.1;
  color:var(--primary);
  letter-spacing:1px;
}
.stat-num span{font-size:18px;color:var(--t2);margin-left:4px;}
.stat-label{color:var(--t2);font-size:14px;margin-top:8px;}
.stat-note{color:var(--t3);font-size:12.5px;margin-top:6px;}

/* ============ FAQ ============ */
.faq-layout{align-items:flex-start;}
.faq-intro h2{font-size:clamp(24px,3vw,32px);margin-bottom:14px;}
.faq-intro p{color:var(--t2);font-size:15.5px;}
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border-radius:var(--r-card);
  background:var(--glass);
  border:1px solid var(--glass-line);
  overflow:hidden;
  transition:border-color .2s var(--ease), background .2s var(--ease);
}
.faq-item.is-open{border-color:rgba(47,224,255,.35);background:rgba(47,224,255,.04);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  background:transparent;border:0;
  color:var(--t1);
  font-size:17px;font-weight:600;
  text-align:left;cursor:pointer;
}
.faq-q i{color:var(--primary);transition:transform .22s var(--ease);flex:0 0 auto;}
.faq-item.is-open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .28s var(--ease);
  border-left:3px solid transparent;
}
.faq-item.is-open .faq-a{border-left-color:var(--primary);box-shadow:inset 3px 0 0 0 rgba(47,224,255,.4);}
.faq-a p{
  padding:0 22px 20px 22px;
  color:var(--t2);
  font-size:15.5px;
  line-height:1.85;
  margin:0;
}

/* ============ 底部 CTA ============ */
.cta-band{
  position:relative;
  padding:84px 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(47,224,255,.16), transparent 62%),
    var(--bg-0);
  border-top:1px solid var(--line);
  overflow:hidden;
  text-align:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size:24px 24px;
  opacity:.35;
  pointer-events:none;
}
.cta-band .container{position:relative;z-index:2;}
.cta-band h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:16px;}
.cta-band p{color:var(--t2);max-width:640px;margin:0 auto 28px;}
.cta-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:22px;}
.cta-status{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 16px;border-radius:999px;
  background:rgba(77,255,196,.1);
  border:1px solid rgba(77,255,196,.3);
  color:var(--accent-2);
  font-size:13px;
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:64px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.2fr 1.3fr;
  gap:36px;
  padding-bottom:38px;
  border-bottom:1px solid var(--line-soft);
}
.footer-brand .brand{margin-bottom:16px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--t1);}
.footer-col p{color:var(--t2);font-size:14.5px;line-height:1.85;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{color:var(--t2);font-size:14.5px;}
.footer-col ul a:hover{color:var(--primary);}
.footer-contact li{
  display:flex;gap:10px;align-items:flex-start;
  color:var(--t2);font-size:14.5px;line-height:1.7;
}
.footer-contact i{color:var(--primary);margin-top:5px;}
.socials{display:flex;gap:12px;margin-top:16px;}
.socials a{
  width:38px;height:38px;display:flex;align-items:center;justify-content:center;
  border-radius:10px;
  background:var(--glass);
  border:1px solid var(--glass-line);
  color:var(--t2);
  transition:all .2s var(--ease);
}
.socials a:hover{color:var(--primary);border-color:var(--line);transform:translateY(-2px);text-decoration:none;}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  padding-top:22px;
  color:var(--t3);
  font-size:13px;
}
.footer-bottom p{margin:0;}
.footer-bottom .disclaimer{max-width:640px;}

.back-to-top{
  position:fixed;right:24px;bottom:26px;
  width:46px;height:46px;
  display:flex;align-items:center;justify-content:center;
  border-radius:12px;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121A;font-size:17px;
  box-shadow:var(--glow-btn);
  border:0;cursor:pointer;
  opacity:0;pointer-events:none;
  transition:opacity .25s var(--ease), transform .25s var(--ease);
  z-index:90;
}
.back-to-top.is-visible{opacity:1;pointer-events:auto;}
.back-to-top:hover{transform:translateY(-3px);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .main-nav{gap:20px;}
}
@media (max-width:1023px){
  .main-nav{display:none;}
  .nav-toggle{display:inline-flex;}
  .countdown{display:none;}
  .section{padding:72px 0;}
  .team-grid{grid-template-columns:1fr;}
  .team-card.offset{margin-top:0;}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:24px 0;}
  .stat-item:nth-child(3){border-left:0;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:30px;}
  .anchor-nav{position:static;margin-bottom:30px;}
  .anchor-nav ul{flex-direction:row;flex-wrap:wrap;}
  .anchor-nav a{border-left:0;border-bottom:2px solid transparent;}
  .anchor-nav a.is-current{border-bottom-color:var(--primary);}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .page-banner{padding:46px 0 42px;}
  .banner-sub{font-size:15.5px;}
  .banner-actions .btn{width:100%;}
  .section{padding:56px 0;}
  .cta-band{padding:60px 0;}
  .faq-layout .faq-intro{margin-bottom:24px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .stats-row{grid-template-columns:1fr;}
  .stat-item{border-left:0;border-top:1px solid var(--line-soft);padding:20px 0;}
  .stat-item:first-child{border-top:0;}
  .prose p{font-size:15.5px;}
}
@media (max-width:519px){
  .brand__main{font-size:15px;}
  .brand__sub{letter-spacing:1px;}
  .page-banner h1{font-size:26px;}
  .btn{height:46px;font-size:14px;}
  .faq-q{font-size:15.5px;padding:16px 16px;}
  .faq-a p{padding:0 16px 18px 16px;}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,0.16);
  --line-soft:rgba(255,255,255,0.07);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:18px;
  --shadow:0 18px 40px rgba(0,0,0,0.45);
  --glow:0 8px 24px rgba(47,224,255,0.32),0 0 0 1px rgba(47,224,255,0.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease);}
a:hover{text-decoration:underline;text-decoration-style:dashed;text-underline-offset:4px;}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.35;font-weight:700;color:var(--t1);}
h1{font-size:clamp(28px,4vw,50px);letter-spacing:-.5px;}
h2{font-size:clamp(24px,2.6vw,34px);}
h3{font-size:clamp(18px,1.6vw,22px);font-weight:600;}
p{margin:0 0 16px;color:var(--t2);line-height:1.85;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--bg-3);color:var(--t1);padding:10px 16px;z-index:200;}
.skip-link:focus{left:12px;top:12px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1440px){.container{max-width:1280px;}}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(10,16,32,0.55);
  backdrop-filter:blur(10px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-stuck{
  background:rgba(6,10,22,0.86);
  backdrop-filter:blur(20px) saturate(120%);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:76px;}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;flex:0 0 auto;}
.brand:hover{text-decoration:none;}
.brand__mark{
  width:44px;height:44px;display:grid;place-items:center;border-radius:13px;
  background:linear-gradient(135deg,rgba(47,224,255,.22),rgba(14,127,168,.38));
  border:1px solid var(--line);color:var(--primary);font-size:18px;
  box-shadow:0 0 18px rgba(47,224,255,.16);
}
.brand__text{display:flex;flex-direction:column;line-height:1.12;}
.brand__main{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.6px;}
.brand__sub{font-size:11px;color:var(--t3);letter-spacing:4px;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--t2);
  padding:26px 2px;text-decoration:none;
}
.nav-link:hover{color:var(--t1);text-decoration:none;}
.nav-link.is-active{color:var(--t1);}
.nav-link.is-active::after{
  content:"";position:absolute;left:0;right:0;bottom:16px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(47,224,255,.75);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.countdown-pill{
  display:inline-flex;align-items:center;gap:7px;height:32px;padding:0 14px;
  border-radius:999px;border:1px solid rgba(255,162,58,.5);
  background:rgba(255,162,58,.08);color:#FFD8A8;font-size:13px;white-space:nowrap;
}
.countdown-pill b{font-family:var(--font-num);color:var(--accent);font-size:15px;letter-spacing:.5px;}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(77,255,196,.08);border:1px solid rgba(77,255,196,.28);
  color:var(--accent-2);font-size:12.5px;white-space:nowrap;
}
.status-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 9px var(--accent-2);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--glass-line);
  background:var(--glass);cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--t1);margin:4px auto;border-radius:2px;transition:transform .2s var(--ease);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-sm);
  font-size:15.5px;font-weight:600;letter-spacing:.4px;cursor:pointer;
  border:1px solid transparent;transition:all .22s var(--ease);white-space:nowrap;
}
.btn:hover{text-decoration:none;}
.btn--primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121A;box-shadow:var(--glow);
}
.btn--primary:hover{filter:brightness(1.08);box-shadow:0 10px 30px rgba(47,224,255,.42),0 0 0 1px rgba(47,224,255,.55);}
.btn--primary:active{transform:translateY(1px);}
.btn--ghost{
  background:transparent;color:var(--primary);border-color:rgba(47,224,255,.5);
}
.btn--ghost:hover{background:rgba(47,224,255,.10);}
.btn--sm{height:40px;padding:0 18px;font-size:14px;}
.btn--block{width:100%;}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:500;color:var(--primary);}
.link-more:hover{gap:10px;}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:120;
  background:rgba(10,16,32,.94);backdrop-filter:blur(20px) saturate(120%);
  border-left:1px solid var(--line);padding:22px;transform:translateX(105%);
  transition:transform .28s var(--ease);overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer__close{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--glass-line);
  background:var(--glass);color:var(--t1);font-size:16px;cursor:pointer;margin-bottom:18px;
}
.drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  min-height:52px;padding:0 14px;border-radius:12px;color:var(--t2);
  font-size:16px;border:1px solid transparent;
}
.drawer__link:hover,.drawer__link.is-active{background:var(--glass);border-color:var(--glass-line);color:var(--t1);text-decoration:none;}
.drawer .btn{margin-top:16px;}
.drawer__mask{position:fixed;inset:0;background:rgba(3,6,12,.66);z-index:110;opacity:0;pointer-events:none;transition:opacity .28s var(--ease);}
.drawer__mask.is-open{opacity:1;pointer-events:auto;}

/* ---------- 面包屑 ---------- */
.breadcrumb{padding:22px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--t3);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--t3);}
.breadcrumb a{color:var(--t3);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb li[aria-current]{color:var(--t2);}

/* ---------- Hero ---------- */
.hero{
  position:relative;padding:42px 0 0;overflow:hidden;
  background:
    radial-gradient(800px 380px at 82% -10%,rgba(47,224,255,.13),transparent 70%),
    linear-gradient(180deg,rgba(16,26,46,.6),transparent 62%);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(47,224,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(47,224,255,.06) 1px,transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(680px 340px at 78% 12%,#000,transparent 78%);
}
.hero__grid{position:relative;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding-bottom:54px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(47,224,255,.10);border:1px solid var(--line);color:var(--primary);
  font-size:13px;letter-spacing:.6px;margin-bottom:18px;
}
.hero h1{margin-bottom:16px;}
.hero h1 em{font-style:normal;color:var(--primary);}
.hero__lead{font-size:17px;color:var(--t2);max-width:560px;margin-bottom:26px;line-height:1.85;}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:24px;}
.trust-row{display:flex;flex-wrap:wrap;gap:12px;}
.trust-chip{
  display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 13px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);font-size:13px;
}
.trust-chip i{color:var(--accent-2);font-size:12px;}
.hero__media{position:relative;}
.hero__media img{
  width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid rgba(47,224,255,.15);
  mask-image:linear-gradient(180deg,#000 72%,rgba(0,0,0,.35));
}
.glass-card{
  position:absolute;left:-26px;bottom:-28px;width:min(300px,86%);
  background:var(--glass);backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--glass-line);border-radius:var(--r-lg);padding:18px 20px;box-shadow:var(--shadow);
}
.glass-card__row{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13.5px;color:var(--t2);}
.glass-card__row+.glass-card__row{margin-top:10px;padding-top:10px;border-top:1px solid var(--line-soft);}
.glass-card__row b{font-family:var(--font-num);font-size:20px;color:var(--primary);letter-spacing:.5px;}
.tag-mint{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;border-radius:999px;background:rgba(77,255,196,.10);border:1px solid rgba(77,255,196,.3);color:var(--accent-2);font-size:12px;}
.hero__stats{
  position:relative;display:grid;grid-template-columns:repeat(4,1fr);
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  background:rgba(5,8,15,.42);
}
.hero__stat{padding:22px 24px;border-right:1px solid var(--line-soft);}
.hero__stat:last-child{border-right:none;}
.hero__stat b{display:block;font-family:var(--font-num);font-size:clamp(28px,3vw,42px);color:var(--primary);line-height:1.1;letter-spacing:.5px;}
.hero__stat span{display:block;margin-top:6px;font-size:13.5px;color:var(--t3);}

/* ---------- 分类子导航 ---------- */
.subnav{padding:26px 0 0;}
.subnav__list{display:flex;flex-wrap:wrap;gap:10px;}
.subnav__link{
  display:inline-flex;align-items:center;gap:8px;min-height:44px;padding:0 18px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);font-size:14.5px;
}
.subnav__link:hover{border-color:rgba(47,224,255,.45);color:var(--t1);text-decoration:none;}
.subnav__link.is-current{background:rgba(47,224,255,.12);border-color:rgba(47,224,255,.5);color:var(--primary);}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);}
.section--tight{padding:72px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.section-head p{max-width:640px;margin:0;}
.section-head h2{margin-bottom:10px;}
.num-label{font-family:var(--font-num);color:var(--accent);font-size:14px;letter-spacing:2px;display:block;margin-bottom:10px;}

/* ---------- 筛选条 ---------- */
.filter-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
  background:var(--glass);backdrop-filter:blur(18px);border:1px solid var(--glass-line);
  border-radius:var(--r-lg);padding:16px 20px;margin-top:34px;
}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;height:38px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.04);border:1px solid var(--glass-line);color:var(--t2);
  font-size:14px;cursor:pointer;transition:all .2s var(--ease);
}
.chip:hover{border-color:rgba(47,224,255,.45);color:var(--t1);}
.chip.is-on{background:rgba(47,224,255,.13);border-color:rgba(47,224,255,.55);color:var(--primary);}
.search-box{display:flex;gap:10px;flex:1 1 300px;max-width:400px;}
.search-box input{
  flex:1;height:48px;padding:0 16px;border-radius:var(--r-sm);
  background:var(--bg-3);border:1px solid var(--glass-line);color:var(--t1);font-size:15px;font-family:inherit;
}
.search-box input::placeholder{color:var(--t3);}
.search-box input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,224,255,.14);}

/* ---------- 资源卡网格 ---------- */
.res-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.res-card{
  display:flex;flex-direction:column;background:var(--glass);backdrop-filter:blur(18px) saturate(120%);
  border:1px solid var(--glass-line);border-radius:var(--r-lg);overflow:hidden;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
  clip-path:polygon(0 0,calc(100% - 4px) 0,100% 4px,100% 100%,4px 100%,0 calc(100% - 4px));
}
.res-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:0 18px 40px rgba(0,0,0,.45),0 0 0 1px rgba(47,224,255,.18);}
.res-card__media{position:relative;overflow:hidden;background:linear-gradient(135deg,#0d1728,#16223a);}
.res-card__media img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .28s var(--ease);}
.res-card:hover .res-card__media img{transform:scale(1.04);}
.res-card__badge{
  position:absolute;left:12px;top:12px;height:26px;display:inline-flex;align-items:center;
  padding:0 12px;border-radius:999px;background:rgba(6,12,24,.78);border:1px solid var(--line);
  color:var(--primary);font-size:12px;backdrop-filter:blur(8px);
}
.res-card__body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.res-card__body h3{margin-bottom:10px;font-size:19px;}
.res-card__body p{font-size:14.5px;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.res-card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.tag{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:rgba(47,224,255,.09);border:1px solid var(--line);color:var(--primary);font-size:12px;}
.tag--amber{background:rgba(255,162,58,.1);border-color:rgba(255,162,58,.3);color:var(--accent);}
.tag--mint{background:rgba(77,255,196,.09);border-color:rgba(77,255,196,.28);color:var(--accent-2);}
.res-card__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--t3);}
.res-card--feature{grid-column:span 2;grid-row:span 2;}
.res-card--feature .res-card__media img{aspect-ratio:16/8;}
.res-card--feature .res-card__body{padding:26px 28px 28px;}
.res-card--feature .res-card__body h3{font-size:24px;}
.res-card--feature .res-card__body p{font-size:15.5px;-webkit-line-clamp:4;}
.res-card--feature .hero__stat{padding:0;}

/* ---------- 步骤 ---------- */
.steps{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:12px;}
.steps::before{content:"";position:absolute;left:26px;right:26px;top:24px;height:1px;background:linear-gradient(90deg,var(--line),rgba(47,224,255,.05));}
.step{position:relative;padding-top:56px;}
.step__num{
  position:absolute;top:0;left:0;width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  font-family:var(--font-num);font-size:17px;color:#04121A;background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:0 0 0 5px rgba(47,224,255,.10);
}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{font-size:14.5px;margin:0;}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border:1px solid var(--glass-line);border-radius:var(--r-lg);background:var(--glass);backdrop-filter:blur(18px);}
table{width:100%;min-width:720px;border-collapse:collapse;font-size:14.5px;}
thead th{background:var(--bg-3);color:var(--t1);text-align:left;font-weight:600;padding:16px 18px;white-space:nowrap;}
tbody td{padding:16px 18px;color:var(--t2);border-top:1px solid var(--line-soft);}
tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
tbody td:first-child{color:var(--t1);font-weight:500;}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:1fr 2fr;gap:48px;align-items:start;}
.faq-aside{position:sticky;top:110px;}
.faq-list{display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:14px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-item:hover{border-color:rgba(47,224,255,.3);}
.faq-item[open]{border-color:rgba(47,224,255,.4);box-shadow:inset 3px 0 12px rgba(47,224,255,.18),0 12px 30px rgba(0,0,0,.35);}
.faq-q{
  list-style:none;cursor:pointer;padding:18px 22px 18px 26px;font-size:17px;font-weight:600;color:var(--t1);
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{content:"+";font-family:var(--font-num);font-size:20px;color:var(--primary);flex:0 0 auto;}
.faq-item[open] .faq-q::after{content:"–";}
.faq-a{padding:0 22px 20px 26px;border-top:1px solid var(--line-soft);}
.faq-a p{margin:16px 0 0;font-size:15px;line-height:1.85;}

/* ---------- CTA 带 ---------- */
.cta-band{
  position:relative;overflow:hidden;background:var(--bg-0);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line-soft);
  padding:80px 0;text-align:center;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 260px at 50% 0%,rgba(47,224,255,.18),transparent 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.5;pointer-events:none;
  background-image:radial-gradient(rgba(47,224,255,.16) 1px,transparent 1px);
  background-size:26px 26px;
  mask-image:radial-gradient(420px 200px at 50% 40%,#000,transparent 75%);
}
.cta-band .container{position:relative;z-index:2;}
.cta-band h2{margin-bottom:12px;}
.cta-band p{max-width:620px;margin:0 auto 28px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-col h4{font-size:15.5px;margin-bottom:16px;color:var(--t1);}
.footer-col ul li{margin-bottom:12px;}
.footer-col ul a{color:var(--t2);font-size:14.5px;}
.footer-col ul a:hover{color:var(--primary);}
.footer-brand p{font-size:14.5px;margin:16px 0 18px;max-width:320px;}
.socials{display:flex;gap:10px;}
.socials a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);
}
.socials a:hover{color:var(--primary);border-color:rgba(47,224,255,.45);text-decoration:none;}
.footer-contact li{display:flex;gap:10px;color:var(--t2);font-size:14.5px;line-height:1.7;}
.footer-contact i{color:var(--primary);margin-top:7px;}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{margin:0;font-size:13.5px;color:var(--t3);}
.disclaimer{max-width:640px;}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:22px;bottom:26px;width:48px;height:48px;border-radius:14px;
  display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121A;border:none;cursor:pointer;box-shadow:var(--glow);
  opacity:0;pointer-events:none;transform:translateY(12px);transition:all .25s var(--ease);z-index:90;
}
.to-top.is-on{opacity:1;pointer-events:auto;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .main-nav{gap:18px;}
  .countdown-pill{display:none;}
}
@media (max-width:1023px){
  .section{padding:72px 0;}
  .main-nav{display:none;}
  .nav-toggle{display:grid;}
  .hero__grid{grid-template-columns:1fr;gap:34px;}
  .glass-card{position:static;width:100%;margin-top:16px;}
  .hero__media img{mask-image:none;}
  .res-grid{grid-template-columns:repeat(2,1fr);}
  .res-card--feature{grid-column:span 2;grid-row:auto;}
  .steps{grid-template-columns:repeat(2,1fr);gap:26px;}
  .steps::before{display:none;}
  .faq-layout{grid-template-columns:1fr;gap:28px;}
  .faq-aside{position:static;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .section--tight{padding:48px 0;}
  .hero__stats{grid-template-columns:1fr 1fr;}
  .hero__stat{border-bottom:1px solid var(--line-soft);}
  .hero__stat:nth-child(2n){border-right:none;}
  .hero__stat:nth-last-child(-n+2){border-bottom:none;}
  .filter-bar{padding:14px;flex-direction:column;align-items:stretch;}
  .search-box{max-width:none;}
  .res-grid{grid-template-columns:1fr;}
  .res-card--feature{grid-column:span 1;}
  .steps{grid-template-columns:1fr;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .cta-band{padding:60px 0;}
  .to-top{right:14px;bottom:16px;}
}
@media (max-width:520px){
  .brand__mark{width:40px;height:40px;}
  .btn{width:100%;}
  .hero__actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .res-card--feature .res-card__body{padding:20px;}
  .res-card--feature .res-card__body h3{font-size:21px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,0.16);
  --line-soft:rgba(255,255,255,0.07);
  --radius:16px;
  --radius-lg:18px;
  --shadow:0 18px 40px rgba(0,0,0,0.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-cn:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  --font-num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t1);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#8AEDFF}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font-family:inherit}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:1440px){.container{max-width:1280px}}
.section{padding:96px 0;position:relative}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
@media(max-width:1023px){.section{padding:72px 0}}
@media(max-width:639px){.section{padding:56px 0}.container{padding:0 18px}}

/* ---------- 通用文字 ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:500;letter-spacing:.08em;
  color:var(--primary);text-transform:none;
  padding:5px 14px;border-radius:999px;
  background:rgba(47,224,255,.12);border:1px solid var(--line);
  margin-bottom:18px;
}
.eyebrow--accent{color:var(--accent);background:rgba(255,162,58,.12);border-color:rgba(255,162,58,.3)}
h1{font-size:52px;line-height:1.22;font-weight:700;letter-spacing:-.01em}
h2{font-size:34px;line-height:1.3;font-weight:700;letter-spacing:-.01em}
h3{font-size:22px;line-height:1.4;font-weight:600}
h4{font-size:17px;font-weight:600;line-height:1.5}
.lead{font-size:17px;color:var(--t2);line-height:1.9}
.muted{color:var(--t2)}
.small{font-size:14px;color:var(--t3)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--t2);font-size:16px}
@media(max-width:639px){
  h1{font-size:30px}
  h2{font-size:25px}
  h3{font-size:19px}
  .lead{font-size:16px}
}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;border-radius:10px;
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),filter .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04141C;
  box-shadow:0 8px 24px rgba(47,224,255,.32),0 0 0 1px rgba(47,224,255,.45);
}
.btn-primary:hover{color:#04141C;filter:brightness(1.08);box-shadow:0 12px 32px rgba(47,224,255,.46),0 0 0 1px rgba(47,224,255,.6);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:rgba(47,224,255,.5);color:var(--primary)}
.btn-ghost:hover{background:rgba(47,224,255,.1);color:var(--primary)}
.btn-amber{background:transparent;border-color:rgba(255,162,58,.55);color:var(--accent)}
.btn-amber:hover{background:rgba(255,162,58,.12);color:var(--accent)}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:9px}
.btn-block{width:100%}
.link-arrow{display:inline-flex;align-items:center;gap:7px;font-size:15px;font-weight:600;color:var(--primary)}
.link-arrow i{transition:transform .22s var(--ease)}
.link-arrow:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-style:dashed}
.link-arrow:hover i{transform:translateX(3px)}

/* ---------- 徽章 / 标签 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 11px;border-radius:999px;font-size:12px;font-weight:500;line-height:1;white-space:nowrap}
.badge-live{background:rgba(77,255,196,.14);color:var(--accent-2);border:1px solid rgba(77,255,196,.3)}
.badge-live i{width:6px;height:6px;border-radius:50%;background:var(--accent-2);display:block;box-shadow:0 0 8px rgba(77,255,196,.9)}
.badge-wait{background:rgba(255,162,58,.14);color:var(--accent);border:1px solid rgba(255,162,58,.32)}
.badge-done{background:rgba(169,183,206,.12);color:var(--t2);border:1px solid var(--glass-line)}
.tag{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;font-size:13px;color:var(--primary);background:rgba(47,224,255,.12);border:1px solid var(--line)}
.tag-soft{color:var(--t2);background:rgba(255,255,255,.05);border-color:var(--glass-line)}

/* ---------- 头部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(6,10,22,.55);
  backdrop-filter:blur(14px) saturate(120%);
  -webkit-backdrop-filter:blur(14px) saturate(120%);
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.site-header.is-stuck{background:rgba(6,10,22,.86);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;gap:28px;height:76px}
.brand{display:inline-flex;align-items:center;gap:12px;flex-shrink:0}
.brand__mark{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(47,224,255,.9),rgba(14,127,168,.9));
  color:#04141C;font-size:18px;
  box-shadow:0 6px 18px rgba(47,224,255,.3);
}
.brand__text{display:flex;flex-direction:column;line-height:1.1}
.brand__main{font-size:16px;font-weight:700;color:var(--t1);letter-spacing:.02em}
.brand__sub{font-size:12px;color:var(--primary);letter-spacing:.24em}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:8px}
.nav-link{
  position:relative;font-size:15px;font-weight:500;color:var(--t2);
  padding:8px 0;transition:color .2s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(47,224,255,.9);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--t1)}
.nav-link:hover::after,.nav-link.is-active::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--t1);font-weight:600}
.header-right{display:flex;align-items:center;gap:14px;margin-left:auto}
.countdown-pill{
  display:inline-flex;align-items:center;gap:5px;height:32px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(255,162,58,.45);background:rgba(255,162,58,.08);
  color:var(--accent);font-size:13px;font-weight:500;white-space:nowrap;
}
.countdown-pill b{font-family:var(--font-num);font-weight:700;font-size:14px;letter-spacing:.02em}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;height:24px;padding:0 12px;border-radius:999px;
  background:rgba(77,255,196,.1);border:1px solid rgba(77,255,196,.28);
  color:var(--accent-2);font-size:12px;font-weight:500;white-space:nowrap;
}
.status-badge i{width:6px;height:6px;border-radius:50%;background:var(--accent-2);display:block}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:10px;
  background:rgba(255,255,255,.05);border:1px solid var(--glass-line);
  color:var(--t1);font-size:17px;cursor:pointer;
}
.nav-toggle:hover{background:rgba(47,224,255,.1)}
@media(max-width:1180px){
  .main-nav{gap:20px}
  .countdown-pill{display:none}
}
@media(max-width:1023px){
  .main-nav{display:none}
  .status-badge{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{gap:14px;height:68px}
}
/* 抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,14,.6);backdrop-filter:blur(2px);
  opacity:0;pointer-events:none;transition:opacity .25s var(--ease);z-index:90;
}
.drawer-mask.is-open{opacity:1;pointer-events:auto}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:84vw;max-width:360px;z-index:95;
  background:rgba(10,16,32,.94);
  backdrop-filter:blur(20px) saturate(120%);
  -webkit-backdrop-filter:blur(20px) saturate(120%);
  border-left:1px solid var(--glass-line);
  padding:24px 22px;
  transform:translateX(102%);
  transition:transform .28s var(--ease);
  display:flex;flex-direction:column;gap:8px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.drawer-close{width:44px;height:44px;border-radius:10px;background:rgba(255,255,255,.05);border:1px solid var(--glass-line);color:var(--t1);font-size:17px;cursor:pointer}
.drawer .nav-link{font-size:16px;padding:14px 4px;border-bottom:1px solid var(--line-soft);display:block}
.drawer .nav-link::after{display:none}
.drawer .nav-link.is-active{color:var(--primary)}
.drawer-foot{margin-top:auto;padding-top:20px;display:flex;flex-direction:column;gap:12px}
.drawer-cd{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;border-radius:12px;
  border:1px solid rgba(255,162,58,.4);background:rgba(255,162,58,.08);
  color:var(--accent);font-size:13px;
}
.drawer-cd b{font-family:var(--font-num);font-size:16px}

/* ---------- 倒计时横幅 ---------- */
.countdown-bar{
  margin-top:76px;
  background:linear-gradient(90deg,rgba(255,162,58,.08),rgba(5,8,15,.4) 55%,rgba(47,224,255,.06));
  border-bottom:1px solid rgba(255,162,58,.3);
  position:relative;overflow:hidden;
}
.countdown-bar::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:100% 6px;opacity:.5;
}
.countdown-inner{display:flex;align-items:center;gap:22px;flex-wrap:wrap;padding:14px 24px;position:relative;z-index:1}
.countdown-label{display:inline-flex;align-items:center;gap:8px;font-size:14px;color:var(--accent);font-weight:500}
.countdown-digits{display:flex;align-items:center;gap:10px}
.cd-unit{
  display:inline-flex;align-items:baseline;gap:4px;
  padding:4px 12px;border-radius:9px;
  background:rgba(5,8,15,.6);border:1px solid rgba(255,162,58,.32);
}
.cd-unit b{font-family:var(--font-num);font-size:20px;font-weight:700;color:var(--t1);letter-spacing:.03em}
.cd-unit em{font-style:normal;font-size:12px;color:var(--t3)}
.countdown-bar .link-arrow{margin-left:auto;font-size:14px}
@media(max-width:1023px){
  .countdown-bar{margin-top:68px}
  .countdown-inner{padding:14px 18px;gap:14px}
  .countdown-bar .link-arrow{margin-left:0}
}
@media(max-width:639px){
  .cd-unit b{font-size:17px}
  .cd-unit{padding:3px 9px}
}

/* ---------- 面包屑 ---------- */
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:14px;color:var(--t3);padding-top:36px;
}
.breadcrumb a{color:var(--t3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(255,255,255,.18)}
.breadcrumb .current{color:var(--t2)}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line-soft)}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;
  opacity:.22;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 420px at 12% 0%,rgba(47,224,255,.16),transparent 62%),
    radial-gradient(700px 380px at 92% 20%,rgba(255,162,58,.10),transparent 66%),
    linear-gradient(180deg,rgba(10,16,32,.72),rgba(10,16,32,.96));
}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center;padding:56px 0 72px}
.hero h1{margin-bottom:18px}
.hero h1 .hl{color:var(--primary);text-shadow:0 0 26px rgba(47,224,255,.35)}
.hero-sub{font-size:18px;color:var(--t2);max-width:520px;margin-bottom:28px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:26px}
.trust-row{display:flex;gap:10px;flex-wrap:wrap}
.trust{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;
  background:var(--glass);border:1px solid var(--glass-line);
  font-size:13px;color:var(--t2);backdrop-filter:blur(18px) saturate(120%);
}
.trust i{color:var(--primary)}
.hero-visual{position:relative}
.hero-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(47,224,255,.15);
  box-shadow:var(--shadow);
  aspect-ratio:16/10;background:linear-gradient(160deg,var(--bg-3),var(--bg-0));
}
.hero-figure img{width:100%;height:100%;object-fit:cover;opacity:.85}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,8,15,0),rgba(5,8,15,.7));
}
.glass-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--shadow);
  padding:24px;
}
.hero-card{
  position:absolute;left:-26px;bottom:-28px;width:min(300px,80%);
  padding:20px;
}
.hero-card h4{margin:10px 0 6px;font-size:16px}
.hero-card p{font-size:13px;color:var(--t2);line-height:1.7}
.hero-card .bar{
  height:6px;border-radius:99px;background:rgba(255,255,255,.08);overflow:hidden;margin-top:14px;
}
.hero-card .bar span{display:block;height:100%;width:78%;border-radius:99px;background:linear-gradient(90deg,var(--primary),var(--accent-2));box-shadow:0 0 14px rgba(47,224,255,.6)}
@media(max-width:1023px){
  .hero-inner{grid-template-columns:1fr;gap:56px;padding:40px 0 64px}
  .hero-visual{order:-1}
  .hero-card{position:static;width:100%;margin-top:18px}
  .hero-figure{aspect-ratio:16/9;min-height:220px}
}
@media(max-width:639px){
  .hero-cta .btn{width:100%}
  .hero-sub{font-size:16px}
}

/* ---------- 分类频道条 ---------- */
.channel-bar{
  background:var(--bg-0);border-bottom:1px solid var(--line-soft);
}
.channel-inner{display:flex;align-items:center;gap:12px;overflow-x:auto;padding:14px 24px;scrollbar-width:none}
.channel-inner::-webkit-scrollbar{display:none}
.channel-label{font-size:13px;color:var(--t3);white-space:nowrap;flex-shrink:0}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--t2);background:rgba(255,255,255,.045);
  border:1px solid var(--glass-line);white-space:nowrap;
  transition:all .22s var(--ease);
}
.chip:hover{color:var(--primary);border-color:var(--line);background:rgba(47,224,255,.08)}
.chip.is-active{color:#04141C;background:linear-gradient(135deg,var(--primary),var(--primary-deep));border-color:transparent;font-weight:600}

/* ---------- 赛程表 ---------- */
.filter-row{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px;align-items:center}
.table-shell{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:var(--glass);overflow:hidden;
}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.schedule{width:100%;min-width:860px;border-collapse:collapse;font-size:15px}
.schedule thead th{
  position:sticky;top:0;z-index:2;
  background:var(--bg-3);
  text-align:left;font-weight:600;font-size:14px;color:var(--t2);
  padding:15px 18px;border-bottom:1px solid var(--line-soft);white-space:nowrap;
}
.schedule tbody td{
  padding:16px 18px;border-bottom:1px solid var(--line-soft);color:var(--t2);vertical-align:middle;
}
.schedule tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.schedule tbody tr:hover{background:rgba(47,224,255,.06)}
.schedule tbody tr:last-child td{border-bottom:0}
.schedule .c-name{color:var(--t1);font-weight:600}
.schedule .c-time{font-family:var(--font-num);color:var(--t1);letter-spacing:.02em;white-space:nowrap}
.schedule .c-mode{color:var(--t2)}
.table-foot{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:16px 18px;border-top:1px solid var(--line-soft);background:rgba(5,8,15,.35)}
.table-foot p{font-size:13px;color:var(--t3)}
.pagination{display:flex;gap:8px}
.page-btn{
  width:36px;height:36px;display:grid;place-items:center;border-radius:9px;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);
  font-size:14px;font-family:var(--font-num);
}
.page-btn:hover{border-color:var(--line);color:var(--primary)}
.page-btn.is-current{background:var(--primary);border-color:var(--primary);color:#04141C;font-weight:700}

/* ---------- 活动卡 ---------- */
.event-grid{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;align-items:stretch}
.event-main{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--glass-line);background:var(--bg-2);
  box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.event-main:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35);box-shadow:0 24px 52px rgba(0,0,0,.55)}
.event-main figure{margin:0;position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(160deg,var(--bg-3),var(--bg-0))}
.event-main figure img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.event-main:hover figure img{transform:scale(1.04)}
.event-main .overlay-tag{position:absolute;top:16px;left:16px}
.event-body{padding:26px 28px 28px;display:flex;flex-direction:column;gap:14px;flex:1}
.event-body h3{font-size:24px}
.event-body p{color:var(--t2);font-size:15px}
.event-meta{display:flex;gap:20px;flex-wrap:wrap;padding-top:4px}
.event-meta div{display:flex;flex-direction:column;gap:2px}
.event-meta span{font-size:12px;color:var(--t3)}
.event-meta b{font-family:var(--font-num);font-size:18px;color:var(--primary);letter-spacing:.02em}
.event-body .btn{align-self:flex-start;margin-top:auto}
.event-side{display:grid;gap:24px;grid-template-rows:repeat(3,1fr)}
.mini-card{
  display:flex;gap:16px;align-items:center;
  padding:18px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.mini-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,.35)}
.mini-thumb{
  width:76px;height:76px;flex-shrink:0;border-radius:12px;overflow:hidden;
  background:linear-gradient(160deg,var(--bg-3),var(--bg-0));
}
.mini-thumb img{width:100%;height:100%;object-fit:cover}
.mini-card h4{margin-bottom:6px;font-size:16px}
.mini-card p{font-size:13px;color:var(--t2);line-height:1.65}
.mini-card .num{
  font-family:var(--font-num);font-size:15px;color:var(--accent);
  margin-right:8px;
}
@media(max-width:1023px){
  .event-grid{grid-template-columns:1fr}
  .event-side{grid-template-rows:none}
}
@media(max-width:639px){
  .event-body{padding:22px 20px 24px}
  .mini-card{flex-direction:row}
}

/* ---------- 数据带 ---------- */
.stats-band{
  background:var(--bg-0);
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
  padding:52px 0;
}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr)}
.stat-item{padding:6px 22px;border-left:1px solid var(--line-soft)}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-item b{
  display:block;font-family:var(--font-num);font-size:46px;line-height:1.1;
  color:var(--primary);font-weight:700;letter-spacing:.01em;
}
.stat-item span{display:block;margin-top:8px;font-size:14px;color:var(--t2)}
.stat-item em{display:block;font-style:normal;font-size:12px;color:var(--t3);margin-top:4px}
@media(max-width:1023px){
  .stats-row{grid-template-columns:repeat(2,1fr);gap:28px 0}
  .stat-item:nth-child(3){border-left:0;padding-left:0}
  .stat-item b{font-size:38px}
}
@media(max-width:639px){
  .stats-band{padding:42px 0}
  .stat-item b{font-size:32px}
}

/* ---------- 报名流程 ---------- */
.flow-list{display:grid;gap:0;counter-reset:flow}
.flow-item{
  display:grid;grid-template-columns:76px 1fr;gap:22px;
  padding:26px 0;border-bottom:1px dashed var(--line-soft);
  position:relative;
}
.flow-item:last-child{border-bottom:0}
.flow-item .idx{
  font-family:var(--font-num);font-size:34px;font-weight:700;
  color:transparent;-webkit-text-stroke:1px rgba(255,162,58,.7);
  line-height:1;
}
.flow-item h3{font-size:19px;margin-bottom:8px}
.flow-item p{font-size:15px;color:var(--t2);max-width:760px}
@media(max-width:639px){
  .flow-item{grid-template-columns:52px 1fr;gap:14px}
  .flow-item .idx{font-size:26px;-webkit-text-stroke:1px rgba(255,162,58,.8)}
}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:48px;align-items:start}
.faq-aside{position:sticky;top:110px}
.faq-aside h2{margin-bottom:14px}
.faq-aside p{color:var(--t2);font-size:15px;margin-bottom:22px}
.accordion{border:0;background:transparent;margin:0}
.accordion-item{
  border:1px solid var(--glass-line);border-radius:14px;
  background:var(--glass);backdrop-filter:blur(18px) saturate(120%);
  margin-bottom:12px;overflow:hidden;position:relative;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.accordion-item.is-active{border-color:rgba(47,224,255,.35);box-shadow:inset 3px 0 0 var(--primary),0 12px 30px rgba(0,0,0,.35)}
.accordion-title{
  display:block;position:relative;
  padding:18px 56px 18px 22px;border:0;background:transparent;
  font-size:17px;font-weight:600;color:var(--t1);line-height:1.6;
}
.accordion-title:hover{color:var(--primary)}
.accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:12px;color:var(--primary);line-height:1;
  transition:transform .22s var(--ease);
}
.accordion-item.is-active .accordion-title::before{content:"\f068";transform:translateY(-50%)}
.accordion-content{
  display:none;padding:0 22px 20px;border-top:0;background:transparent;
  color:var(--t2);font-size:15px;line-height:1.85;
}
@media(max-width:1023px){
  .faq-grid{grid-template-columns:1fr;gap:32px}
  .faq-aside{position:static}
}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-0);
  border-top:1px solid var(--line);
  padding:88px 0;
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(700px 340px at 50% 0%,rgba(47,224,255,.18),transparent 68%);
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.5;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:22px 22px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 78%);
}
.cta-inner{position:relative;z-index:2;text-align:center;max-width:720px;margin:0 auto}
.cta-inner h2{margin-bottom:16px}
.cta-inner p{color:var(--t2);font-size:16px;margin-bottom:30px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:22px}
.cta-status{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--accent-2)}
.cta-status i{width:6px;height:6px;border-radius:50%;background:var(--accent-2);display:block;box-shadow:0 0 10px rgba(77,255,196,.9)}
@media(max-width:639px){
  .cta-band{padding:56px 0}
  .cta-actions .btn{width:100%}
}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-col h4{font-size:15px;color:var(--t1);margin-bottom:18px;letter-spacing:.02em}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a{font-size:14px;color:var(--t2)}
.footer-col ul li a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;text-decoration-style:dashed}
.footer-brand p{font-size:14px;color:var(--t2);margin:16px 0 18px;max-width:300px;line-height:1.8}
.footer-brand .brand{margin-bottom:2px}
.socials{display:flex;gap:12px}
.socials a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--glass-line);
  color:var(--t2);font-size:15px;
  transition:all .22s var(--ease);
}
.socials a:hover{color:var(--primary);border-color:var(--line);background:rgba(47,224,255,.1);transform:translateY(-2px)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--t2);margin-bottom:12px;line-height:1.7}
.footer-contact li i{color:var(--primary);margin-top:5px}
.footer-bottom{
  border-top:1px solid var(--line-soft);
  padding:22px 0 30px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--t3)}
.footer-bottom .disclaimer{max-width:560px;text-align:right}
@media(max-width:1023px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media(max-width:639px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .footer-bottom .disclaimer{text-align:left}
}

/* ---------- 返回顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;
  width:46px;height:46px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(10,16,32,.9);border:1px solid var(--line);
  color:var(--primary);font-size:15px;cursor:pointer;
  opacity:0;pointer-events:none;transform:translateY(10px);
  transition:all .25s var(--ease);
  backdrop-filter:blur(14px);
}
.to-top.is-show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:rgba(47,224,255,.16)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* roulang page: category4 */
:root{
  --bg-0:#05080F;
  --bg-1:#0A1020;
  --bg-2:#101A2E;
  --bg-3:#16223A;
  --glass:rgba(255,255,255,0.055);
  --glass-line:rgba(255,255,255,0.11);
  --primary:#2FE0FF;
  --primary-deep:#0E7FA8;
  --accent:#FFA23A;
  --accent-2:#4DFFC4;
  --danger:#FF5C7A;
  --t1:#EAF2FF;
  --t2:#A9B7CE;
  --t3:#6C7A93;
  --line:rgba(47,224,255,0.16);
  --line-soft:rgba(255,255,255,0.07);
  --r-card:16px;
  --r-glass:18px;
  --r-btn:10px;
  --r-input:10px;
  --shadow-card:0 18px 40px rgba(0,0,0,0.45);
  --shadow-glow:0 8px 24px rgba(47,224,255,0.32),0 0 0 1px rgba(47,224,255,0.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --num:'DIN Alternate','Barlow Semi Condensed',ui-monospace,SFMono-Regular,Menlo,monospace;
  --font:-apple-system,"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-1);
  color:var(--t2);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--t1)}
h1,h2,h3,h4{color:var(--t1);margin:0;font-weight:700;line-height:1.35}
h2{font-size:clamp(23px,2.6vw,32px)}
h3{font-size:clamp(18px,1.8vw,22px);font-weight:600}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:88px 0;position:relative}
.section--alt{background:var(--bg-2);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:760px;margin-bottom:44px}
.section-head p{margin-top:14px;color:var(--t2);font-size:16px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:2px;color:var(--primary);
  text-transform:none;margin-bottom:14px;font-weight:500;
}
.eyebrow::before{content:"";width:6px;height:6px;background:var(--primary);border-radius:1px;box-shadow:0 0 10px var(--primary)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(6,10,22,0.74);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  border-bottom:1px solid var(--line-soft);
  transition:background .25s var(--ease),box-shadow .25s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(6,10,22,0.9);
  box-shadow:0 14px 34px rgba(0,0,0,0.45);
  border-bottom-color:var(--line);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:78px}
.brand{display:inline-flex;align-items:center;gap:12px;text-decoration:none;flex:0 0 auto}
.brand__mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04121A;font-size:18px;
  box-shadow:0 8px 22px rgba(47,224,255,0.32);
}
.brand__text{display:flex;flex-direction:column;line-height:1.15}
.brand__main{font-size:17px;font-weight:700;color:var(--t1);letter-spacing:.5px}
.brand__sub{font-size:11px;letter-spacing:4px;color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:28px;margin-left:14px}
.nav-link{
  position:relative;display:inline-block;padding:8px 0;
  font-size:15px;font-weight:500;color:var(--t2);text-decoration:none;
  transition:color .22s var(--ease);
}
.nav-link::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;
  background:var(--primary);box-shadow:0 0 12px rgba(47,224,255,0.85);
  transform:scaleX(0);transform-origin:left;transition:transform .22s var(--ease);
}
.nav-link:hover{color:var(--t1)}
.nav-link:hover::after{transform:scaleX(1)}
.nav-link.is-active{color:var(--t1)}
.nav-link.is-active::after{transform:scaleX(1)}
.header-side{display:flex;align-items:center;gap:14px;margin-left:auto}
.countdown{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;border-radius:999px;
  border:1px solid rgba(255,162,58,0.45);
  background:rgba(255,162,58,0.08);
  font-size:12px;color:var(--accent);white-space:nowrap;
}
.countdown__num{font-family:var(--num);font-size:14px;letter-spacing:1px;color:var(--accent)}
.status-badge{
  display:inline-flex;align-items:center;gap:7px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(77,255,196,0.1);border:1px solid rgba(77,255,196,0.3);
  font-size:12px;color:var(--accent-2);white-space:nowrap;
}
.status-badge i{width:7px;height:7px;border-radius:50%;background:var(--accent-2);display:block}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--glass);border:1px solid var(--glass-line);
  color:var(--t1);font-size:17px;cursor:pointer;align-items:center;justify-content:center;
  margin-left:auto;
}
.nav-toggle:hover{border-color:var(--line);color:var(--primary)}
.drawer{
  position:fixed;top:0;right:0;z-index:90;
  width:84vw;max-width:340px;height:100%;
  background:rgba(8,13,26,0.96);
  backdrop-filter:blur(20px) saturate(120%);
  -webkit-backdrop-filter:blur(20px) saturate(120%);
  border-left:1px solid var(--line);
  padding:26px 22px 40px;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px}
.drawer__close{
  width:40px;height:40px;border-radius:11px;background:var(--glass);
  border:1px solid var(--glass-line);color:var(--t1);cursor:pointer;font-size:16px;
}
.drawer__close:hover{color:var(--primary);border-color:var(--line)}
.drawer__nav{display:flex;flex-direction:column;gap:4px;margin-bottom:24px}
.drawer__nav a{
  display:block;padding:13px 14px;border-radius:12px;
  color:var(--t2);font-size:16px;font-weight:500;
  border:1px solid transparent;transition:all .2s var(--ease);
}
.drawer__nav a:hover{background:var(--glass);border-color:var(--glass-line);color:var(--t1)}
.drawer__nav a.is-active{background:rgba(47,224,255,0.1);border-color:var(--line);color:var(--t1)}
.drawer__meta{display:flex;flex-direction:column;gap:12px;margin-bottom:24px}
.drawer .btn{width:100%}
.drawer-mask{
  position:fixed;inset:0;background:rgba(3,6,14,0.65);
  opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;z-index:85;
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;text-decoration:none;border:0;cursor:pointer;
  font-family:inherit;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease),background .2s var(--ease),color .2s var(--ease);
}
.btn--primary{
  background:linear-gradient(135deg,var(--primary) 0%,var(--primary-deep) 100%);
  color:#04121A;box-shadow:var(--shadow-glow);
}
.btn--primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 32px rgba(47,224,255,0.42),0 0 0 1px rgba(47,224,255,0.6);color:#04121A}
.btn--primary:active{transform:translateY(1px)}
.btn--ghost{
  background:transparent;color:var(--primary);
  border:1px solid rgba(47,224,255,0.5);
}
.btn--ghost:hover{background:rgba(47,224,255,0.1);color:var(--t1)}
.btn--ghost:active{transform:translateY(1px)}
.btn--sm{height:38px;padding:0 16px;font-size:13px;border-radius:9px}
.btn--block{width:100%}
.link-arrow{
  display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:500;
  color:var(--primary);text-decoration:none;
}
.link-arrow i{transition:transform .2s var(--ease)}
.link-arrow:hover{color:var(--t1);text-decoration:underline dotted}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- banner ---------- */
.page-banner{
  position:relative;overflow:hidden;
  padding:40px 0 72px;
  background-image:
    linear-gradient(180deg,rgba(10,16,32,0.9) 0%,rgba(10,16,32,0.97) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.page-banner::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(47,224,255,0.06) 1px,transparent 1px),linear-gradient(90deg,rgba(47,224,255,0.06) 1px,transparent 1px);
  background-size:58px 58px;
  mask-image:radial-gradient(circle at 78% 30%,rgba(0,0,0,0.8),transparent 68%);
  -webkit-mask-image:radial-gradient(circle at 78% 30%,rgba(0,0,0,0.8),transparent 68%);
}
.crumbs{position:relative;z-index:2;font-size:14px;color:var(--t3);margin-bottom:22px;display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumbs a{color:var(--t3)}
.crumbs a:hover{color:var(--primary)}
.crumbs span.sep{color:rgba(108,122,147,0.6)}
.crumbs .current{color:var(--t2)}
.banner-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:44px;align-items:flex-end;justify-content:space-between}
.banner-copy{max-width:720px}
.banner-copy h1{
  font-size:clamp(28px,4.2vw,50px);
  letter-spacing:.5px;margin-bottom:18px;
}
.banner-copy h1 em{font-style:normal;color:var(--primary);text-shadow:0 0 26px rgba(47,224,255,0.35)}
.banner-copy p{font-size:17px;color:var(--t2);max-width:640px;margin-bottom:0}
.banner-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 15px;border-radius:999px;
  background:rgba(47,224,255,0.12);border:1px solid var(--line);
  color:var(--primary);font-size:13px;font-weight:500;
}
.banner-side{
  display:flex;gap:14px;flex-wrap:wrap;
}
.mini-stat{
  min-width:132px;padding:16px 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
}
.mini-stat strong{display:block;font-family:var(--num);font-size:28px;color:var(--primary);line-height:1.2}
.mini-stat span{font-size:13px;color:var(--t3)}

/* ---------- cards ---------- */
.glass-card{
  background:var(--glass);
  border:1px solid var(--glass-line);
  border-radius:var(--r-glass);
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  box-shadow:var(--shadow-card);
  padding:26px 28px;
}
.panel-title{display:flex;align-items:center;gap:12px;margin-bottom:8px}
.panel-title i{color:var(--primary);font-size:18px}
.panel-title h2{font-size:clamp(20px,2.2vw,26px)}
.panel-sub{color:var(--t3);font-size:14px;margin-bottom:24px}

/* ---------- steps ---------- */
.steps{margin:0}
.step{position:relative;padding:0 0 26px 74px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:24px;top:52px;bottom:0;width:2px;
  background:linear-gradient(180deg,rgba(47,224,255,0.5),rgba(47,224,255,0.06));
}
.step:last-child::before{display:none}
.step__num{
  position:absolute;left:0;top:0;width:50px;height:50px;border-radius:14px;
  display:grid;place-items:center;
  font-family:var(--num);font-size:17px;font-weight:700;color:var(--accent);
  background:rgba(255,162,58,0.1);
  border:1px solid rgba(255,162,58,0.35);
}
.step__body{
  background:var(--glass);border:1px solid var(--glass-line);
  border-radius:var(--r-glass);padding:22px 24px;
  backdrop-filter:blur(18px) saturate(120%);
  -webkit-backdrop-filter:blur(18px) saturate(120%);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.step__body:hover{
  transform:translateY(-4px);
  border-color:rgba(47,224,255,0.35);
  box-shadow:0 20px 44px rgba(0,0,0,0.5),0 0 0 1px rgba(47,224,255,0.14);
}
.step__body h3{margin-bottom:8px}
.step__body p{margin-bottom:12px;font-size:15px;color:var(--t2)}
.step__meta{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;font-size:12px;font-weight:500;
  background:rgba(255,255,255,0.055);border:1px solid var(--glass-line);color:var(--t2);
}
.tag--mint{background:rgba(77,255,196,0.1);border-color:rgba(77,255,196,0.3);color:var(--accent-2)}
.tag--amber{background:rgba(255,162,58,0.1);border-color:rgba(255,162,58,0.32);color:var(--accent)}
.tag--cyan{background:rgba(47,224,255,0.12);border-color:var(--line);color:var(--primary)}

/* ---------- faq ---------- */
.accordion{margin:0;padding:0;list-style:none;border:0;background:transparent}
.accordion-item{
  margin-bottom:12px;border-radius:14px;overflow:hidden;
  background:var(--glass);border:1px solid var(--glass-line);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.accordion-item:hover{border-color:rgba(47,224,255,0.28)}
.accordion-item.is-active{border-color:rgba(47,224,255,0.4);box-shadow:0 0 0 1px rgba(47,224,255,0.12)}
.accordion-title{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:17px 20px 17px 22px;
  font-size:16px;font-weight:600;color:var(--t1);line-height:1.6;
  background:transparent;border:0;cursor:pointer;width:100%;text-align:left;font-family:inherit;
}
.accordion-title::before{display:none !important}
.accordion-title::after{display:none !important}
.accordion-title:hover{color:var(--primary)}
.accordion-title i{
  flex:0 0 auto;font-size:13px;color:var(--primary);
  transition:transform .24s var(--ease);
}
.accordion-item.is-active .accordion-title i{transform:rotate(180deg)}
.accordion-content{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--t2);border-top:1px solid var(--line-soft);padding-top:16px}
body.js-enhanced .accordion-item:not(.is-active) .accordion-content{display:none}
.accordion-item.is-active .accordion-content{border-left:0;position:relative}
.accordion-item.is-active .accordion-content::before{
  content:"";position:absolute;left:0;top:16px;bottom:18px;width:3px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 12px rgba(47,224,255,0.7);
}
.accordion-item.is-active .accordion-content{padding-left:26px}

/* ---------- form ---------- */
.form-field{margin-bottom:16px}
.form-label{display:block;font-size:14px;color:var(--t2);margin-bottom:8px;font-weight:500}
.input,textarea.input,select.input{
  width:100%;height:48px;padding:0 14px;
  background:var(--bg-3);border:1px solid var(--glass-line);
  border-radius:var(--r-input);color:var(--t1);
  font-family:inherit;font-size:15px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
textarea.input{height:auto;min-height:118px;padding:12px 14px;line-height:1.75;resize:vertical}
.input::placeholder{color:var(--t3)}
.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(47,224,255,0.16);outline:none}
.checkbox-row{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--t3);line-height:1.7;margin:18px 0 20px}
.checkbox-row input{margin-top:4px;accent-color:var(--primary);width:16px;height:16px;flex:0 0 auto}
.form-note{font-size:13px;color:var(--t3);margin-top:12px;margin-bottom:0}

/* ---------- table ---------- */
.table-scroll{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid var(--glass-line);border-radius:16px;background:var(--glass);
}
table.compat{width:100%;min-width:760px;border-collapse:collapse;font-size:15px;margin:0}
.compat thead th{
  background:var(--bg-3);color:var(--t1);font-weight:600;text-align:left;
  padding:15px 20px;font-size:14px;letter-spacing:.5px;
  border-bottom:1px solid var(--line-soft);white-space:nowrap;
}
.compat tbody td{padding:15px 20px;border-bottom:1px solid var(--line-soft);color:var(--t2);vertical-align:top}
.compat tbody tr:last-child td{border-bottom:0}
.compat tbody tr:nth-child(even){background:rgba(255,255,255,0.03)}
.compat tbody tr:hover{background:rgba(47,224,255,0.05)}
.compat td strong{color:var(--t1);font-weight:600}

/* ---------- checklist ---------- */
.check-list li{
  position:relative;padding-left:22px;margin-bottom:12px;font-size:15px;color:var(--t2);
}
.check-list li::before{
  content:"";position:absolute;left:0;top:11px;width:7px;height:7px;border-radius:1px;
  background:var(--primary);box-shadow:0 0 10px rgba(47,224,255,0.7);
}
.media-card{
  overflow:hidden;border-radius:var(--r-glass);border:1px solid var(--glass-line);
  background:var(--glass);box-shadow:var(--shadow-card);
}
.media-card__img{
  position:relative;aspect-ratio:16/9;overflow:hidden;
  background:linear-gradient(135deg,var(--bg-3),var(--bg-2));
}
.media-card__img img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .28s var(--ease);
}
.media-card:hover .media-card__img img{transform:scale(1.04)}
.media-card__body{padding:22px 24px 26px}
.media-card__body h3{margin-bottom:10px}
.media-card__body p{font-size:15px;margin-bottom:0}

.note-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:22px}
.note-card{
  padding:22px 22px 24px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.note-card:hover{transform:translateY(-4px);border-color:rgba(47,224,255,0.32)}
.note-card i{color:var(--accent);font-size:18px;margin-bottom:12px;display:block}
.note-card h3{font-size:17px;margin-bottom:8px}
.note-card p{font-size:14px;color:var(--t2);margin-bottom:0}

/* ---------- cta ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background:var(--bg-0);border-top:1px solid var(--line-soft);
  padding:84px 0;text-align:center;
}
.cta-band::before{
  content:"";position:absolute;left:50%;top:-160px;width:780px;height:480px;
  transform:translateX(-50%);
  background:radial-gradient(circle,rgba(47,224,255,0.16) 0%,transparent 66%);
  pointer-events:none;
}
.cta-band::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(47,224,255,0.14) 1px,transparent 1px);
  background-size:22px 22px;opacity:.4;
  mask-image:radial-gradient(circle at 50% 40%,rgba(0,0,0,0.8),transparent 70%);
  -webkit-mask-image:radial-gradient(circle at 50% 40%,rgba(0,0,0,0.8),transparent 70%);
}
.cta-band .container{position:relative;z-index:2}
.cta-band h2{font-size:clamp(24px,3vw,36px);margin-bottom:16px}
.cta-band p{max-width:640px;margin:0 auto 30px;font-size:16px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:22px}

/* ---------- footer ---------- */
.site-footer{background:var(--bg-0);border-top:1px solid var(--line);padding:70px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:42px}
.footer-col h4{font-size:16px;margin-bottom:20px;color:var(--t1)}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{color:var(--t2);font-size:14px;text-decoration:none}
.footer-col ul a:hover{color:var(--primary);text-decoration:underline dotted}
.footer-brand p{font-size:14px;color:var(--t3);margin:16px 0 20px;max-width:300px;line-height:1.8}
.socials{display:flex;gap:10px}
.socials a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t2);font-size:15px;
  transition:all .2s var(--ease);
}
.socials a:hover{color:var(--primary);border-color:var(--line);transform:translateY(-3px)}
.footer-contact li{display:flex;gap:10px;font-size:14px;color:var(--t3);align-items:flex-start}
.footer-contact i{color:var(--primary);margin-top:5px}
.footer-bottom{
  margin-top:52px;padding-top:24px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.footer-bottom p{margin:0;font-size:13px;color:var(--t3)}
.footer-bottom .disclaimer{max-width:560px;line-height:1.75}

/* ---------- misc ---------- */
.to-top{
  position:fixed;right:24px;bottom:26px;z-index:70;
  width:46px;height:46px;border-radius:13px;
  background:rgba(47,224,255,0.12);border:1px solid var(--line);
  color:var(--primary);font-size:16px;cursor:pointer;
  display:grid;place-items:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:all .25s var(--ease);
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:rgba(47,224,255,0.2);color:var(--t1)}

/* ---------- responsive ---------- */
@media (max-width:1023px){
  .main-nav{display:none}
  .header-side{display:none}
  .nav-toggle{display:flex}
  .section{padding:72px 0}
  .banner-inner{gap:32px}
  .banner-side{margin-top:8px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .note-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .page-banner{padding:28px 0 54px}
  .banner-copy p{font-size:16px}
  .glass-card{padding:22px 20px}
  .step{padding-left:0;padding-bottom:20px}
  .step::before{display:none}
  .step__num{position:static;margin-bottom:12px}
  .step__body{padding:20px 18px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .note-grid{grid-template-columns:1fr}
  .cta-band{padding:62px 0}
  .cta-actions .btn{width:100%}
  .btn{height:46px}
  .to-top{right:16px;bottom:18px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
    scroll-behavior:auto !important;
  }
}