/* roulang page: index */
:root{
  --bg-0:#070B12;
  --bg-1:#0C1420;
  --bg-2:#121C2B;
  --primary:#16E3A6;
  --primary-600:#0FB98A;
  --primary-300:#6FF3CD;
  --secondary:#2F6BFF;
  --accent:#FF7A2F;
  --text:#E8EEF6;
  --text-2:#9BAABF;
  --text-3:#66788F;
  --warn:#FFB020;
  --danger:#FF5C5C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.05);
  --r-xl:20px;
  --r-md:16px;
  --r-sm:10px;
  --r-btn:12px;
  --elev-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 28px -16px rgba(0,0,0,.9);
  --elev-2:0 24px 56px -24px rgba(0,0,0,.95);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --container:1220px;
  --nav-h:112px;
  --font-num:"DIN Alternate",Barlow,"Roboto Condensed",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
button{font-family:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
input,select,textarea{font-family:inherit;font-size:14px}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(12,20,32,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-top{height:64px;display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);flex:0 0 auto}
.brand:hover{text-decoration:none}
.brand-mark{
  width:36px;height:36px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary),var(--secondary));
  display:grid;place-items:center;color:#04140F;font-size:17px;
  box-shadow:0 0 22px -6px rgba(22,227,166,.6);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text b{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:.18em}
.search{position:relative;flex:1 1 auto;max-width:420px;margin-left:8px}
.search input{
  width:100%;height:40px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.045);
  border:1px solid var(--line);
  color:var(--text);padding:0 14px 0 40px;transition:var(--ease);
}
.search input::placeholder{color:var(--text-3)}
.search input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,227,166,.12)}
.search i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-3);font-size:13.5px}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px;flex:0 0 auto}
.link-plain{color:var(--text-2);font-size:14px;transition:var(--ease)}
.link-plain:hover{color:var(--primary);text-decoration:none}
.search-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.045);border:1px solid var(--line);color:var(--text-2);
  align-items:center;justify-content:center;cursor:pointer;transition:var(--ease);
}
.search-toggle:hover{color:var(--primary);border-color:rgba(22,227,166,.35)}
.mobile-search{display:none;padding:0 0 12px}
.mobile-search.is-open{display:block}
.mobile-search .search{max-width:none;margin:0}
.nav-tabs-wrap{position:relative;border-top:1px solid var(--line-2)}
.nav-tabs-wrap::before,.nav-tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:36px;pointer-events:none;z-index:2;
}
.nav-tabs-wrap::before{left:0;background:linear-gradient(90deg,rgba(12,20,32,.95),rgba(12,20,32,0))}
.nav-tabs-wrap::after{right:0;background:linear-gradient(270deg,rgba(12,20,32,.95),rgba(12,20,32,0))}
.nav-tabs{
  height:48px;display:flex;align-items:center;gap:8px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.tab{
  flex:0 0 auto;scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 15px;border-radius:999px;
  font-size:13.5px;color:var(--text-2);
  border:1px solid transparent;transition:var(--ease);white-space:nowrap;
}
.tab:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none}
.tab.is-active{
  color:var(--primary);background:rgba(22,227,166,.12);
  border-color:rgba(22,227,166,.5);
}
.tab i{font-size:11px;opacity:.85}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:700;border:1px solid transparent;
  cursor:pointer;transition:var(--ease);text-decoration:none;white-space:nowrap;
}
.btn:hover{text-decoration:none}
.btn-lg{height:48px;padding:0 24px;font-size:15.5px}
.btn-md{height:40px;padding:0 18px;font-size:14.5px}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-primary{
  background:var(--primary);color:#04170F;
  box-shadow:0 0 0 rgba(22,227,166,0),0 12px 30px -14px rgba(22,227,166,.85);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 0 rgba(22,227,166,0),0 16px 38px -12px rgba(22,227,166,.95);text-decoration:none}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  background:transparent;color:var(--primary);border-color:var(--line);
}
.btn-ghost:hover{background:rgba(22,227,166,.08);border-color:rgba(22,227,166,.4);text-decoration:none}
.btn-accent{background:var(--accent);color:#20100A;box-shadow:0 14px 32px -14px rgba(255,122,47,.8)}
.btn-accent:hover{filter:brightness(1.06);text-decoration:none}
.btn-text{color:var(--primary);display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600}
.btn-text i{transition:transform var(--ease)}
.btn-text:hover i{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;cursor:not-allowed}

/* ---------- 通用 ---------- */
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:30px}
.section-head h2{
  position:relative;padding-left:15px;margin:0;
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;letter-spacing:-.01em;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:4px;height:24px;border-radius:2px;background:var(--primary);
  box-shadow:0 0 14px rgba(22,227,166,.7);
}
.section-sub{color:var(--text-2);font-size:14.5px;margin-top:10px;max-width:760px}
.pill{
  display:inline-flex;align-items:center;gap:5px;
  height:24px;padding:0 10px;border-radius:var(--r-sm);
  font-size:12.5px;line-height:1;background:rgba(47,107,255,.14);
  color:#9CBBFF;border:1px solid rgba(47,107,255,.28);
}
.pill-green{background:rgba(22,227,166,.13);color:var(--primary-300);border-color:rgba(22,227,166,.3)}
.pill-orange{background:rgba(255,122,47,.13);color:#FFB98A;border-color:rgba(255,122,47,.3)}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em}
.glass-2{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.card{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--elev-1);transition:var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2)}
.divider-gradient{height:1px;background:linear-gradient(90deg,rgba(22,227,166,.2),rgba(22,227,166,0))}

/* ---------- Hero ---------- */
.hero{position:relative;padding:56px 0 72px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(900px 420px at 12% -10%,rgba(22,227,166,.10),transparent 65%),
             radial-gradient(700px 360px at 92% 8%,rgba(47,107,255,.12),transparent 70%);
  pointer-events:none;
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;
  min-height:600px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:30px;padding:0 12px;border-radius:999px;
  font-size:12.5px;color:var(--primary-300);
  background:rgba(22,227,166,.10);border:1px solid rgba(22,227,166,.28);
}
.hero h1{
  font-size:clamp(28px,4.2vw,48px);font-weight:800;line-height:1.22;
  letter-spacing:-.01em;margin:20px 0 0;
}
.hero h1 .hl{color:var(--primary);text-shadow:0 0 26px rgba(22,227,166,.45)}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--text-2);max-width:560px;line-height:1.85}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:34px}
.badge-pill{
  display:inline-flex;align-items:center;gap:9px;
  height:42px;padding:0 16px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.badge-pill b{font-family:var(--font-num);font-size:17px;color:var(--text);font-weight:700}
.badge-pill i{color:var(--primary);font-size:13px}
.hero-visual{position:relative}
.hero-visual img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--r-xl);border:1px solid var(--line);
  background:var(--bg-2);
}
.hero-visual::after{
  content:"";position:absolute;inset:0;border-radius:var(--r-xl);
  background:linear-gradient(90deg,rgba(7,11,18,.72),rgba(7,11,18,0) 55%);
  pointer-events:none;
}
.status-card{
  position:absolute;right:18px;bottom:18px;z-index:3;
  width:min(268px,80%);border-radius:var(--r-md);padding:14px 16px;
}
.status-card .status-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:8px 0;font-size:13px;color:var(--text-2);
}
.status-card .status-row + .status-row{border-top:1px solid var(--line-2)}
.status-card .status-row span:last-child{color:var(--text);font-family:var(--font-num)}
.status-dot{display:inline-flex;align-items:center;gap:7px;color:var(--primary-300)}
.status-dot::before{
  content:"";width:7px;height:7px;border-radius:50%;background:var(--primary);
  box-shadow:0 0 10px rgba(22,227,166,.9);
}

/* ---------- 快捷频道条 ---------- */
.quick-bar{padding:0 0 88px}
.quick-scroll{
  display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px;
}
.quick-card{
  position:relative;display:block;padding:18px 16px;border-radius:var(--r-md);
  background:var(--bg-1);border:1px solid var(--line);box-shadow:var(--elev-1);
  color:var(--text);transition:var(--ease);text-decoration:none;
}
.quick-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.quick-card .q-icon{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(22,227,166,.10);color:var(--primary);font-size:16px;margin-bottom:12px;
}
.quick-card b{display:block;font-size:14.5px;font-weight:700}
.quick-card small{display:block;color:var(--text-3);font-size:12.5px;margin-top:4px}
.q-tag{
  position:absolute;top:12px;right:12px;
  font-size:11px;line-height:1;padding:4px 7px;border-radius:7px;
  background:rgba(255,122,47,.14);color:#FFB98A;border:1px solid rgba(255,122,47,.3);
}

/* ---------- 主推网格 ---------- */
.feature-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px}
.card-xl{
  overflow:hidden;border-radius:var(--r-xl);display:flex;flex-direction:column;
  background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--elev-1);transition:var(--ease);
}
.card-xl:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2)}
.card-xl .thumb{position:relative}
.card-xl .thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;background:var(--bg-1)}
.card-xl .tag{
  position:absolute;left:16px;top:16px;
  font-size:12px;padding:5px 10px;border-radius:8px;
  background:rgba(7,11,18,.72);border:1px solid rgba(22,227,166,.4);color:var(--primary-300);
}
.card-xl .body{padding:28px;display:flex;flex-direction:column;gap:12px}
.card-xl h3{font-size:22px;font-weight:700;line-height:1.45}
.card-xl p{color:var(--text-2);font-size:14.5px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.meta-row{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3);margin-top:4px}
.meta-row .arrow{margin-left:auto;color:var(--primary);transition:transform var(--ease)}
.card-xl:hover .meta-row .arrow{transform:translateX(3px)}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.mini-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-md);
  background:var(--bg-2);border:1px solid var(--line);box-shadow:var(--elev-1);
  transition:var(--ease);color:var(--text);text-decoration:none;
}
.mini-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.mini-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:var(--bg-1)}
.mini-card .mb{padding:16px}
.mini-card h3{font-size:15px;font-weight:700;line-height:1.5}
.mini-card small{display:block;color:var(--text-3);font-size:12.5px;margin-top:8px}

/* ---------- 最新信息 ---------- */
.latest-grid{display:grid;grid-template-columns:8fr 4fr;gap:32px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-card{
  position:relative;display:flex;gap:16px;padding:16px;
  border-radius:var(--r-md);background:var(--bg-1);border:1px solid var(--line);
  box-shadow:var(--elev-1);transition:var(--ease);color:var(--text);text-decoration:none;
}
.news-card::before{
  content:"";position:absolute;left:0;top:16px;bottom:16px;width:3px;border-radius:3px;
  background:var(--primary);opacity:0;transition:opacity var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.news-card:hover::before{opacity:1}
.news-thumb{
  flex:0 0 96px;width:96px;height:72px;border-radius:var(--r-sm);
  display:grid;place-items:center;font-size:22px;
  background:linear-gradient(140deg,rgba(22,227,166,.14),rgba(47,107,255,.18));
  color:var(--primary-300);border:1px solid var(--line);
}
.news-body{min-width:0;flex:1 1 auto}
.news-body h3{font-size:16px;font-weight:700;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.news-body p{
  color:var(--text-2);font-size:14px;margin-top:6px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:10px;font-size:12.5px;color:var(--text-3)}
.empty-state{
  min-height:220px;border:1px dashed var(--line);border-radius:var(--r-md);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  text-align:center;color:var(--text-2);padding:32px 20px;background:rgba(255,255,255,.015);
}
.empty-state i{font-size:26px;color:var(--text-3)}
.side-block{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--elev-1);margin-bottom:20px;
}
.side-block h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-block h3 i{color:var(--primary);font-size:13px}
.side-list li + li{border-top:1px solid var(--line-2)}
.side-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14px;color:var(--text-2);transition:var(--ease);
}
.side-list a:hover{color:var(--primary);text-decoration:none}
.side-list a i{font-size:11px;color:var(--text-3)}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px}
.tag-cloud span{
  display:inline-flex;align-items:center;height:28px;padding:0 11px;border-radius:var(--r-sm);
  font-size:12.5px;color:var(--text-2);background:rgba(255,255,255,.04);border:1px solid var(--line);
  transition:var(--ease);cursor:default;
}
.tag-cloud span:hover{color:var(--primary);border-color:rgba(22,227,166,.35)}
.side-cta{
  position:sticky;top:140px;
  border-radius:var(--r-md);padding:22px;
  background:linear-gradient(160deg,rgba(22,227,166,.10),rgba(47,107,255,.10));
  border:1px solid rgba(22,227,166,.22);
}
.side-cta h4{font-size:16px;font-weight:700}
.side-cta p{color:var(--text-2);font-size:13.5px;margin:8px 0 16px}

/* ---------- 评价轮播 ---------- */
.testi-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap}
.carousel{position:relative;overflow:hidden;margin-top:30px}
.testi-track{display:flex;gap:24px;transition:transform .45s cubic-bezier(.2,.7,.3,1)}
.testi-card{
  flex:0 0 calc((100% - 48px)/3);
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--elev-1);
}
.testi-top{display:flex;align-items:center;gap:12px}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(22,227,166,.25),rgba(47,107,255,.25));
  color:var(--primary-300);font-size:16px;border:1px solid var(--line);
}
.testi-top b{display:block;font-size:14.5px}
.testi-top small{display:block;font-size:12px;color:var(--text-3)}
.stars{color:var(--primary);font-size:12.5px;margin-top:14px;letter-spacing:2px}
.testi-text{color:var(--text-2);font-size:14px;margin-top:10px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.testi-src{display:block;font-size:12px;color:var(--text-3);margin-top:12px}
.carousel-nav{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:26px}
.c-btn{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2);
  cursor:pointer;transition:var(--ease);
}
.c-btn:hover{color:var(--primary);border-color:rgba(22,227,166,.4)}
.c-dots{display:flex;align-items:center;gap:8px}
.c-dots button{
  width:8px;height:8px;border-radius:999px;border:0;padding:0;cursor:pointer;
  background:rgba(255,255,255,.18);transition:var(--ease);
}
.c-dots button.is-active{width:20px;background:var(--primary);box-shadow:0 0 12px rgba(22,227,166,.7)}

/* ---------- 保障条 ---------- */
.guard-bar{
  border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);
  background:var(--bg-1);
}
.guard-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}
.guard-item{
  display:flex;gap:14px;padding:30px 24px;border-left:1px solid var(--line-2);
}
.guard-item:first-child{border-left:0}
.guard-item i{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(22,227,166,.10);color:var(--primary);font-size:15px;
}
.guard-item b{display:block;font-size:15px;font-weight:700}
.guard-item span{display:block;font-size:13px;color:var(--text-2);margin-top:4px;line-height:1.65}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.faq-item{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;transition:var(--ease);position:relative;
}
.faq-item::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--primary);
  opacity:0;transition:opacity var(--ease);box-shadow:0 0 14px rgba(22,227,166,.7);
}
.faq-item.is-open::before{opacity:1}
.faq-item.is-open{border-color:rgba(22,227,166,.32)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;background:transparent;border:0;color:var(--text);
  font-size:16px;font-weight:600;text-align:left;cursor:pointer;transition:var(--ease);
}
.faq-q:hover{color:var(--primary-300)}
.faq-q .faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:rgba(22,227,166,.12);color:var(--primary);font-size:12px;
  transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.faq-item.is-open .faq-icon{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;padding:0 22px;transition:max-height .3s ease,padding .3s ease}
.faq-item.is-open .faq-a{max-height:320px;padding:0 22px 20px}
.faq-a p{color:var(--text-2);font-size:14.5px}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;border-radius:var(--r-xl);padding:2px;
  background:linear-gradient(120deg,rgba(22,227,166,.55),rgba(47,107,255,.4),rgba(22,227,166,.15));
  box-shadow:0 30px 70px -34px rgba(22,227,166,.55);
}
.cta-inner{
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  border-radius:calc(var(--r-xl) - 2px);padding:40px;
  background:linear-gradient(140deg,rgba(18,28,43,.96),rgba(12,20,32,.96));
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.cta-inner h2{font-size:clamp(20px,2.4vw,28px);font-weight:700;line-height:1.4}
.cta-inner p{color:var(--text-2);font-size:14.5px;margin-top:10px;max-width:620px}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);margin-top:88px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding:64px 0 48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--text-2);font-size:13.5px;max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-3);
  font-size:13px;transition:var(--ease);cursor:default;
}
.footer-social span:hover{color:var(--primary);border-color:rgba(22,227,166,.35)}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col li + li{margin-top:10px}
.footer-col a,.footer-col span{font-size:13px;color:var(--text-2);transition:var(--ease)}
.footer-col a:hover{color:var(--primary);text-decoration:none}
.footer-bar{border-top:1px solid var(--line-2);padding:18px 0}
.footer-bar .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3)}
.footer-bar .inner a{color:var(--text-3)}
.footer-bar .inner a:hover{color:var(--primary);text-decoration:none}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 20px}
  .hero-grid{grid-template-columns:1fr 1fr;gap:32px}
  .feature-grid{grid-template-columns:6fr 6fr}
  .latest-grid{grid-template-columns:7fr 5fr;gap:24px}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .hero{padding:40px 0 56px}
  .hero-grid{grid-template-columns:1fr;min-height:auto;gap:32px}
  .hero-visual{order:-1}
  .hero-visual img{aspect-ratio:16/9}
  .feature-grid{grid-template-columns:1fr}
  .mini-grid{gap:16px}
  .latest-grid{grid-template-columns:1fr}
  .side-cta{position:static}
  .testi-card{flex:0 0 calc((100% - 24px)/2)}
  .guard-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guard-item{border-left:0;border-top:1px solid var(--line-2)}
  .guard-item:nth-child(1),.guard-item:nth-child(2){border-top:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 40px}
}
@media (max-width:767px){
  .section{padding:52px 0}
  .container{padding:0 16px}
  .search{display:none}
  .search-toggle{display:inline-flex}
  .nav-right .link-plain{display:none}
  .hero{min-height:auto}
  .quick-scroll{
    display:flex;gap:14px;overflow-x:auto;scroll-snap-type:x mandatory;
    padding-bottom:6px;scrollbar-width:none;-webkit-overflow-scrolling:touch;
  }
  .quick-scroll::-webkit-scrollbar{display:none}
  .quick-card{flex:0 0 200px;scroll-snap-align:start}
  .quick-bar{padding-bottom:56px}
  .mini-grid{grid-template-columns:1fr}
  .news-card{flex-direction:row}
  .news-thumb{flex:0 0 72px;width:72px;height:64px}
  .testi-card{flex:0 0 100%}
  .cta-inner{padding:28px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .status-card{right:12px;bottom:12px;width:min(240px,86%)}
}
@media (max-width:480px){
  body{font-size:15px}
  .section{padding:44px 0}
  .hero h1{font-size:clamp(26px,7vw,32px)}
  .hero-actions{width:100%}
  .hero-actions .btn{width:100%}
  .guard-grid{grid-template-columns:1fr}
  .guard-item{border-top:1px solid var(--line-2)}
  .guard-item:first-child{border-top:0}
  .brand-text span{display:none}
  .footer-bar .inner{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
  .testi-track{transform:none !important}
}

/* roulang page: article */
:root{
  --bg-0:#070B12;
  --bg-1:#0C1420;
  --bg-2:#121C2B;
  --primary:#16E3A6;
  --primary-600:#0FB98A;
  --primary-300:#6FF3CD;
  --secondary:#2F6BFF;
  --accent:#FF7A2F;
  --text:#E8EEF6;
  --text-2:#9BAABF;
  --text-3:#66788F;
  --warn:#FFB020;
  --danger:#FF5C5C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.05);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:10px;
  --r-btn:12px;
  --elev-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 28px -16px rgba(0,0,0,.9);
  --elev-2:0 24px 56px -24px rgba(0,0,0,.95);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate","Barlow","Roboto Condensed",var(--font-cn);
  --container:1220px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;background:var(--bg-2)}
a{color:var(--primary);text-decoration:none;transition:color var(--ease),border-color var(--ease),background var(--ease)}
a:hover{color:var(--primary-300);text-decoration:underline;text-decoration-thickness:2px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;letter-spacing:.02em;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);
  white-space:nowrap;text-decoration:none;
}
.btn:hover{text-decoration:none}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:var(--primary);color:#04231A;
  box-shadow:0 8px 24px -10px rgba(22,227,166,.75), 0 0 0 1px rgba(22,227,166,.35) inset;
}
.btn-primary:hover{background:var(--primary-300);color:#04231A;box-shadow:0 10px 30px -8px rgba(22,227,166,.9)}
.btn-accent{
  background:var(--accent);color:#2A1002;
  box-shadow:0 8px 24px -10px rgba(255,122,47,.7);
}
.btn-accent:hover{background:#FF9457;color:#2A1002}
.btn-ghost{
  background:transparent;color:var(--primary);
  border:1px solid var(--line);
}
.btn-ghost:hover{background:rgba(22,227,166,.08);border-color:rgba(22,227,166,.45);color:var(--primary-300)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--primary);
  font-size:14px;font-weight:600;
}
.btn-text i{transition:transform var(--ease)}
.btn-text:hover i{transform:translateX(3px)}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-md{height:40px;padding:0 18px;font-size:14px}
.btn:disabled,.btn.is-disabled{opacity:.4;box-shadow:none;cursor:not-allowed;transform:none}

/* ============ 头部 ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(12,20,32,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line-2);
}
.header-main{height:64px;display:flex;align-items:center;gap:20px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;flex:none}
.brand:hover{text-decoration:none}
.brand-mark{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#0B8F6B);color:#04231A;font-size:17px;
  box-shadow:0 6px 18px -8px rgba(22,227,166,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:17px;font-weight:800;color:var(--text);letter-spacing:.01em}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:.16em}
.search{
  flex:1;max-width:420px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 14px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search i{color:var(--text-3);font-size:14px}
.search input{
  flex:1;background:transparent;border:0;outline:none;font-size:14px;color:var(--text);
}
.search input::placeholder{color:var(--text-3)}
.search:focus-within{border-color:rgba(22,227,166,.6);box-shadow:0 0 0 4px rgba(22,227,166,.12)}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:14px;flex:none}
.header-actions .link-help{font-size:14px;color:var(--text-2)}
.header-actions .link-help:hover{color:var(--primary)}
.search-toggle{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);color:var(--text-2)}

/* 频道 Tabs */
.nav-tabs-wrap{position:relative;border-top:1px solid var(--line-2)}
.nav-tabs{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scroll-snap-type:x mandatory;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.tab{
  scroll-snap-align:start;flex:none;
  display:inline-flex;align-items:center;gap:7px;
  height:32px;padding:0 14px;border-radius:999px;
  font-size:14px;color:var(--text-2);border:1px solid transparent;
  transition:all var(--ease);text-decoration:none;
}
.tab i{font-size:12.5px;opacity:.85}
.tab:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none}
.tab.is-active{
  background:rgba(22,227,166,.12);color:var(--primary);
  border-color:rgba(22,227,166,.45);font-weight:600;
}

/* ============ 面包屑 ============ */
.crumb-bar{border-bottom:1px solid var(--line-2);background:var(--bg-0)}
.crumb-inner{display:flex;align-items:center;gap:16px;justify-content:space-between;padding:16px 0}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--text-3);min-width:0}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3);opacity:.6}
.crumb .now{color:var(--text-2);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ============ 文章头部 ============ */
.article-head{padding:44px 0 0}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 11px;border-radius:var(--r-sm);
  font-size:12.5px;font-weight:600;
  background:rgba(47,107,255,.14);color:#8FB0FF;
  border:1px solid rgba(47,107,255,.3);
}
.pill.is-plain{background:rgba(255,255,255,.05);color:var(--text-2);border-color:var(--line)}
h1.article-title{
  font-size:clamp(28px,4.2vw,48px);font-weight:800;line-height:1.22;letter-spacing:-.01em;
  margin:16px 0 0;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;margin-top:18px;font-size:12.5px;color:var(--text-3)}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--text-3);font-size:12px}
.article-cover{margin-top:28px}
.article-cover img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--r-lg);
  border:1px solid var(--line);box-shadow:var(--elev-1);
}

/* ============ 正文双栏 ============ */
.layout{
  display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:24px;padding:40px 0 88px;align-items:start;
}
.panel{
  background:var(--bg-1);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--elev-1);
}
.article-content{padding:28px;font-size:16px;line-height:1.85;color:var(--text)}
.article-content > * + *{margin-top:18px}
.article-content h2{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;
  padding-left:14px;position:relative;margin-top:38px;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:var(--primary);box-shadow:0 0 12px rgba(22,227,166,.7);
}
.article-content h3{
  font-size:20px;font-weight:700;line-height:1.45;padding-left:12px;position:relative;margin-top:30px;
}
.article-content h3::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:3px;border-radius:3px;
  background:rgba(22,227,166,.75);box-shadow:0 0 10px rgba(22,227,166,.5);
}
.article-content h4{font-size:17px;font-weight:600;margin-top:24px}
.article-content p{color:#D3DCe8}
.article-content strong{color:var(--primary-300);font-weight:700}
.article-content em{color:var(--accent);font-style:normal}
.article-content a{color:var(--primary);border-bottom:1px solid rgba(22,227,166,.35)}
.article-content a:hover{color:var(--primary-300);text-decoration:none;border-bottom-color:var(--primary-300)}
.article-content blockquote{
  margin:24px 0;padding:16px 20px;border-left:3px solid var(--primary);
  background:rgba(22,227,166,.06);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:var(--text-2);
}
.article-content ul,.article-content ol{margin:18px 0;padding-left:6px}
.article-content li{position:relative;padding-left:22px;margin:10px 0;color:#CDD8E5}
.article-content ul li::before{
  content:"";position:absolute;left:4px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 8px rgba(22,227,166,.6);
}
.article-content ol{counter-reset:li}
.article-content ol li::before{
  counter-increment:li;content:counter(li);
  position:absolute;left:0;top:.35em;font-size:12px;font-weight:700;color:var(--primary);
  font-family:var(--font-num);
}
.article-content img{border-radius:var(--r-md);margin:24px 0;border:1px solid var(--line)}
.article-content figure{margin:24px 0}
.article-content figure img{margin:0}
.article-content figcaption{
  margin-top:10px;font-size:12.5px;color:var(--text-3);text-align:center;line-height:1.6;
}
.article-content hr{border:0;height:1px;background:linear-gradient(90deg,rgba(22,227,166,.35),transparent);margin:32px 0}
.article-content table{width:100%;border-collapse:separate;border-spacing:0;font-size:14px;margin:20px 0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.article-content th{background:rgba(22,227,166,.12);color:var(--primary-300);text-align:left;padding:12px 14px;font-weight:600}
.article-content td{padding:12px 14px;border-top:1px solid var(--line-2);color:var(--text-2)}
.article-content tbody tr:nth-child(even) td{background:rgba(255,255,255,.02)}

/* 侧栏 */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:132px}
.side-card{padding:22px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);box-shadow:var(--elev-1);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease)}
.side-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2)}
.side-title{
  display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;margin-bottom:16px;
  padding-left:11px;position:relative;
}
.side-title::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--primary)}
.toc-list li + li{margin-top:2px}
.toc-list a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:var(--r-sm);
  font-size:13.5px;color:var(--text-2);
}
.toc-list a:hover{background:rgba(22,227,166,.08);color:var(--primary);text-decoration:none}
.toc-list a i{font-size:11px;color:var(--text-3)}
.toc-list a.is-current{background:rgba(22,227,166,.1);color:var(--primary);border-left:3px solid var(--primary)}
.rec-list li + li{margin-top:14px;padding-top:14px;border-top:1px solid var(--line-2)}
.rec-item{display:flex;gap:12px;align-items:flex-start;text-decoration:none}
.rec-item:hover{text-decoration:none}
.rec-item img{width:74px;height:56px;object-fit:cover;border-radius:var(--r-sm);flex:none;border:1px solid var(--line)}
.rec-item b{display:block;font-size:13.5px;font-weight:600;color:var(--text);line-height:1.5;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.rec-item:hover b{color:var(--primary)}
.rec-item span{display:block;margin-top:5px;font-size:12px;color:var(--text-3)}
.side-cta{
  padding:22px;border-radius:var(--r-md);
  background:var(--bg-2);border:1px solid rgba(22,227,166,.28);
  box-shadow:0 10px 30px -18px rgba(22,227,166,.8);
}
.side-cta p{font-size:13.5px;color:var(--text-2);margin:10px 0 16px}

/* CMS 内容未找到 */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  min-height:220px;padding:36px 24px;text-align:center;
  border:1px dashed var(--line);border-radius:var(--r-md);background:rgba(255,255,255,.015);
}
.empty-state i{font-size:26px;color:var(--text-3)}
.empty-state p{color:var(--text-2);font-size:14.5px}

/* 底部：标签 / 翻页 / 相关 */
.article-foot{padding:0 0 88px}
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;padding:22px 0;border-top:1px solid var(--line-2)}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 12px;border-radius:var(--r-sm);
  font-size:12.5px;color:var(--text-2);background:rgba(255,255,255,.05);border:1px solid var(--line);
  transition:all var(--ease);
}
.tag:hover{color:var(--primary);border-color:rgba(22,227,166,.45);background:rgba(22,227,166,.08);text-decoration:none}
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:8px 0 56px}
.pager a{
  display:block;padding:20px;border-radius:var(--r-md);background:var(--bg-1);
  border:1px solid var(--line);box-shadow:var(--elev-1);text-decoration:none;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.pager a:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.pager small{display:block;font-size:12px;color:var(--text-3);margin-bottom:8px}
.pager b{display:block;font-size:15px;font-weight:600;color:var(--text);line-height:1.5}
.pager a:hover b{color:var(--primary)}
.pager .next{text-align:right}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-head h2{
  font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3;
  padding-left:14px;position:relative;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:4px;
  background:var(--primary);box-shadow:0 0 12px rgba(22,227,166,.6);
}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rel-card{
  display:block;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--elev-1);text-decoration:none;
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.rel-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.rel-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.rel-card .body{padding:16px}
.rel-card b{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;font-size:14.5px;font-weight:600;line-height:1.55;color:var(--text)}
.rel-card:hover b{color:var(--primary)}
.rel-card span{display:block;margin-top:9px;font-size:12px;color:var(--text-3)}

/* 移动端折叠侧栏 */
.mobile-panels{display:none;margin-top:24px}
.mobile-panels details{background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);margin-bottom:12px;overflow:hidden}
.mobile-panels summary{
  list-style:none;cursor:pointer;padding:15px 18px;font-size:14.5px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;color:var(--text);
}
.mobile-panels summary::-webkit-details-marker{display:none}
.mobile-panels summary::after{content:"+";color:var(--primary);font-size:16px}
.mobile-panels details[open] summary::after{content:"×"}
.mobile-panels .inner{padding:0 18px 18px}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;padding:64px 0 48px}
.footer-brand p{margin-top:18px;font-size:13.5px;color:var(--text-2);line-height:1.8;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social span{
  width:34px;height:34px;border-radius:var(--r-sm);display:grid;place-items:center;
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text-3);font-size:13px;
  transition:all var(--ease);
}
.footer-social span:hover{color:var(--primary);border-color:rgba(22,227,166,.45)}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px;font-size:13px;color:var(--text-2);line-height:1.7}
.footer-col a{color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-bar{border-top:1px solid var(--line-2);padding:18px 0}
.footer-bar .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:12.5px;color:var(--text-3)}
.footer-bar a{color:var(--text-3)}
.footer-bar a:hover{color:var(--primary)}

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

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .container{max-width:1080px}
}
@media (max-width:1023px){
  .header-main{gap:14px}
  .search{max-width:280px}
  .layout{grid-template-columns:1fr;gap:0}
  .sidebar{display:none}
  .mobile-panels{display:block}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .header-main{height:60px;gap:10px}
  .brand-text b{font-size:15.5px}
  .search{display:none}
  .search-toggle{display:grid;place-items:center}
  .header-actions .link-help{display:none}
  .btn-primary{height:40px;padding:0 16px;font-size:14px}
  .nav-tabs{padding:0 16px}
  .crumb-inner{flex-direction:column;align-items:flex-start;gap:12px}
  .crumb .now{max-width:100%}
  .article-head{padding:28px 0 0}
  .article-meta{gap:8px 14px}
  .article-content{padding:20px}
  .layout{padding:28px 0 52px}
  .article-foot{padding-bottom:52px}
  .pager{grid-template-columns:1fr;gap:14px}
  .pager .next{text-align:left}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{padding:44px 0 32px}
  .footer-bar .inner{flex-direction:column;align-items:flex-start;gap:8px}
}
@media (max-width:480px){
  body{font-size:15px}
  .article-content{font-size:15px;padding:18px}
  .btn{width:100%}
  .btn-sm,.btn-md{width:auto}
  .footer-grid{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
  --bg-0:#070B12;
  --bg-1:#0C1420;
  --bg-2:#121C2B;
  --primary:#16E3A6;
  --primary-600:#0FB98A;
  --primary-300:#6FF3CD;
  --secondary:#2F6BFF;
  --accent:#FF7A2F;
  --text:#E8EEF6;
  --text-2:#9BAABF;
  --text-3:#66788F;
  --warn:#FFB020;
  --danger:#FF5C5C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.05);
  --r-xl:20px;
  --r-md:16px;
  --r-sm:10px;
  --r-btn:12px;
  --elev-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 28px -16px rgba(0,0,0,.9);
  --elev-2:0 24px 56px -24px rgba(0,0,0,.95);
  --gap:24px;
  --sec:88px;
  --num:"DIN Alternate","Barlow","Roboto Condensed",ui-monospace,monospace;
  --dur:.25s;
  --ease:cubic-bezier(.2,.7,.3,1);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{display:block;max-width:100%;height:auto}
a{color:var(--primary);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--primary-300);text-decoration:underline;text-underline-offset:3px}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.divider-gradient{height:1px;background:linear-gradient(90deg,rgba(22,227,166,.2),rgba(22,227,166,0))}

/* ---------- 顶部导航 ---------- */
.site-header{position:sticky;top:0;z-index:80}
.header-main{position:relative;background:rgba(12,20,32,.82);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid var(--line-2)}
.header-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}
.brand:hover{text-decoration:none;color:var(--text)}
.brand-mark{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-size:15px;color:#04120C;background:linear-gradient(140deg,var(--primary),var(--primary-600));box-shadow:0 0 18px rgba(22,227,166,.45)}
.brand-text b{display:block;font-size:17px;font-weight:800;line-height:1.15;letter-spacing:.02em}
.brand-text span{display:block;font-size:10.5px;color:var(--text-3);letter-spacing:.22em}
.search{flex:1;max-width:440px;display:flex;align-items:center;gap:8px;height:40px;padding:0 8px 0 12px;background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:var(--r-btn);transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,227,166,.12)}
.search > i{font-size:13px;color:var(--text-3)}
.search input{flex:1;min-width:0;height:100%;background:transparent;border:0;outline:none;font-size:14px;color:var(--text)}
.search input::placeholder{color:var(--text-3)}
.search input::-webkit-search-cancel-button{display:none}
.search button{height:28px;padding:0 12px;border:0;border-radius:8px;background:var(--primary);color:#04120C;font-size:13px;font-weight:700;transition:filter var(--dur) var(--ease)}
.search button:hover{filter:brightness(1.08)}
.search-toggle{display:none;width:40px;height:40px;border-radius:var(--r-btn);border:1px solid var(--line);background:rgba(255,255,255,.05);color:var(--text-2);align-items:center;justify-content:center}
.search-toggle:hover{color:var(--primary);border-color:rgba(22,227,166,.35)}
.header-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.link-btn{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;color:var(--text-2);text-decoration:none}
.link-btn:hover{color:var(--primary);text-decoration:none}
.link-btn i{font-size:11px;transition:transform var(--dur) var(--ease)}
.link-btn:hover i{transform:translateX(3px)}

.nav-tabs-wrap{background:rgba(7,11,18,.74);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border-bottom:1px solid var(--line-2)}
.nav-tabs{display:flex;gap:8px;max-width:1220px;margin:0 auto;padding:8px 20px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-webkit-overflow-scrolling:touch;mask-image:linear-gradient(90deg,transparent 0,#000 10px,#000 calc(100% - 10px),transparent 100%);-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 10px,#000 calc(100% - 10px),transparent 100%)}
.nav-tabs::-webkit-scrollbar{display:none}
.tab{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;gap:7px;height:34px;padding:0 14px;border-radius:999px;font-size:13.5px;color:var(--text-2);border:1px solid transparent;text-decoration:none;white-space:nowrap;transition:all var(--dur) var(--ease)}
.tab i{font-size:12px;opacity:.85}
.tab:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none}
.tab.is-active{background:rgba(22,227,166,.12);color:var(--primary);border-color:rgba(22,227,166,.55)}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--r-btn);font-weight:700;font-size:14px;padding:0 20px;height:40px;text-decoration:none;transition:all var(--dur) var(--ease);white-space:nowrap}
.btn:hover{text-decoration:none}
.btn-lg{height:48px;font-size:15px;padding:0 26px}
.btn-sm{height:32px;font-size:13px;padding:0 14px}
.btn-primary{background:var(--primary);color:#04120C;box-shadow:0 0 20px rgba(22,227,166,.32)}
.btn-primary:hover{filter:brightness(1.08);color:#04120C;box-shadow:0 0 28px rgba(22,227,166,.46)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;color:var(--primary);border:1px solid var(--line)}
.btn-ghost:hover{background:rgba(22,227,166,.08);border-color:rgba(22,227,166,.4);color:var(--primary)}
.btn-accent{background:var(--accent);color:#1B0B02;box-shadow:0 0 22px rgba(255,122,47,.3)}
.btn-accent:hover{filter:brightness(1.08);color:#1B0B02}
.btn-text{background:transparent;color:var(--primary);padding:0;height:auto;font-weight:600}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px}
.btn:disabled,.btn[aria-disabled="true"]{opacity:.4;box-shadow:none;cursor:not-allowed}

/* ---------- 分类页 Hero ---------- */
.cat-hero{position:relative;padding:52px 0 56px;background-image:url("/assets/images/backpic/back-1.png");background-size:cover;background-position:center;background-repeat:no-repeat;overflow:hidden}
.cat-hero::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(7,11,18,.97) 0%,rgba(7,11,18,.86) 48%,rgba(7,11,18,.62) 100%)}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:var(--text-3);opacity:.6}
.breadcrumb .cur{color:var(--text)}
.cat-hero h1{font-size:clamp(28px,4.2vw,48px);font-weight:800;line-height:1.22;letter-spacing:-.01em}
.hl{color:var(--primary);text-shadow:0 0 24px rgba(22,227,166,.45)}
.hero-lead{max-width:760px;margin-top:18px;color:var(--text-2);font-size:16px}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:34px}
.stat{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.10);border-radius:14px;padding:14px 16px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.stat b{display:block;font-family:var(--num);font-variant-numeric:tabular-nums;font-size:24px;line-height:1.2;color:var(--primary);font-weight:700}
.stat span{display:block;margin-top:3px;font-size:12.5px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec) 0}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,2.6vw,32px);font-weight:700}
.sec-title::before{content:"";width:4px;height:26px;border-radius:2px;background:var(--primary);box-shadow:0 0 12px rgba(22,227,166,.5)}
.sec-note{font-size:13.5px;color:var(--text-3)}

/* ---------- 图文交错 ---------- */
.zigzag{display:grid;gap:24px}
.zrow{display:grid;grid-template-columns:5fr 7fr;gap:26px;align-items:center;padding:20px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-xl);box-shadow:var(--elev-1);transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.zrow:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2)}
.zrow.reverse{grid-template-columns:7fr 5fr}
.zrow.reverse .zimg{order:2}
.zimg{aspect-ratio:16/10;border-radius:var(--r-md);overflow:hidden;background:var(--bg-2)}
.zimg img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
.zrow:hover .zimg img{transform:scale(1.04)}
.zbody h3{font-size:20px;font-weight:700;line-height:1.45;margin-bottom:10px}
.zbody p{color:var(--text-2);font-size:14.5px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.zmeta{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:12.5px;color:var(--text-3)}
.zmeta span{display:inline-flex;align-items:center;gap:6px}
.zmeta i{font-size:11px;opacity:.7}
.pill{display:inline-flex;align-items:center;gap:5px;height:24px;padding:0 10px;border-radius:var(--r-sm);font-size:12px;line-height:1;background:rgba(47,107,255,.14);color:#9DB8FF;border:1px solid rgba(47,107,255,.3)}
.pill.pill-primary{background:rgba(22,227,166,.12);color:var(--primary-300);border-color:rgba(22,227,166,.32)}
.pill.pill-accent{background:rgba(255,122,47,.14);color:#FFB98C;border-color:rgba(255,122,47,.32)}

/* ---------- 更新节奏 ---------- */
.rhythm{background:var(--bg-1);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.step{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.step:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.3)}
.step .no{font-family:var(--num);font-variant-numeric:tabular-nums;font-size:28px;font-weight:800;color:rgba(22,227,166,.4);line-height:1}
.step h3{font-size:17px;font-weight:600;margin:12px 0 8px}
.step p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ---------- 频道四宫格 ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.channel{display:block;position:relative;padding:22px 20px;border-radius:var(--r-md);background:var(--bg-1);border:1px solid var(--line);color:var(--text);text-decoration:none;box-shadow:var(--elev-1);transition:all var(--dur) var(--ease)}
.channel:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);color:var(--text);text-decoration:none}
.channel .ic{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(22,227,166,.12);color:var(--primary);border:1px solid rgba(22,227,166,.28);margin-bottom:14px;font-size:15px}
.channel h3{font-size:16px;font-weight:700;margin-bottom:6px}
.channel p{font-size:13px;color:var(--text-3);line-height:1.7}
.channel .go{position:absolute;right:18px;top:22px;color:var(--text-3);font-size:12px;transition:transform var(--dur) var(--ease),color var(--dur) var(--ease)}
.channel:hover .go{transform:translateX(3px);color:var(--primary)}

.back-row{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:40px;padding-top:32px;border-top:1px solid var(--line-2)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-2);margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding:64px 0 48px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13px;color:var(--text-2);line-height:1.9;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:var(--bg-2);border:1px solid var(--line);color:var(--text-2);font-size:13px;transition:all var(--dur) var(--ease)}
.footer-social span:hover{color:var(--primary);border-color:rgba(22,227,166,.35);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px;font-size:13px;color:var(--text-2);line-height:1.7}
.footer-col a{color:var(--text-2);text-decoration:none}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.footer-bar{border-top:1px solid var(--line-2)}
.footer-bar .inner{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;padding:18px 0;font-size:12.5px;color:var(--text-3)}
.footer-bar a{color:var(--text-2)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .container{padding:0 20px}
  .zrow{grid-template-columns:6fr 6fr}
  .zrow.reverse{grid-template-columns:6fr 6fr}
}
@media (max-width:1023px){
  :root{--sec:64px}
  .search{max-width:300px}
  .stats-row{grid-template-columns:repeat(2,1fr)}
  .zrow,.zrow.reverse{grid-template-columns:1fr;gap:18px}
  .zrow.reverse .zimg{order:0}
  .steps{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 36px}
}
@media (max-width:767px){
  :root{--sec:52px;--gap:16px}
  .header-inner{height:60px;gap:12px}
  .search{display:none}
  .search-toggle{display:inline-flex;order:3}
  .header-actions{gap:10px}
  .header-actions .btn-primary{display:none}
  .site-header.search-open .search{display:flex;position:absolute;left:16px;right:16px;top:64px;max-width:none;background:var(--bg-2);box-shadow:var(--elev-2);z-index:90}
  .nav-tabs{padding:8px 16px}
  .cat-hero{padding:36px 0 44px}
  .stats-row{grid-template-columns:repeat(2,1fr);gap:12px;margin-top:26px}
  .stat b{font-size:21px}
  .channel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .zrow{padding:16px}
}
@media (max-width:480px){
  body{font-size:15px}
  .container{padding:0 16px}
  .brand-text b{font-size:16px}
  .stats-row{grid-template-columns:1fr 1fr}
  .btn-lg{width:100%}
  .back-row .btn{width:100%}
  .zbody h3{font-size:18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
  .zrow:hover{transform:none}
}

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root{
  --bg-0:#070B12;
  --bg-1:#0C1420;
  --bg-2:#121C2B;
  --primary:#16E3A6;
  --primary-600:#0FB98A;
  --primary-300:#6FF3CD;
  --secondary:#2F6BFF;
  --accent:#FF7A2F;
  --text:#E8EEF6;
  --text-2:#9BAABF;
  --text-3:#66788F;
  --warn:#FFB020;
  --danger:#FF5C5C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.05);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:10px;
  --r-btn:12px;
  --elev-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 28px -16px rgba(0,0,0,.9);
  --elev-2:0 24px 56px -24px rgba(0,0,0,.95);
  --container:1220px;
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-num:"DIN Alternate",Barlow,"Roboto Condensed","PingFang SC",sans-serif;
  --ease:.25s cubic-bezier(.2,.7,.3,1);
}
/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:var(--primary-300);text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--primary);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.num{font-family:var(--font-num);font-variant-numeric:tabular-nums;letter-spacing:.01em}

/* ===== header ===== */
.site-header{position:relative;z-index:60}
.topbar{
  position:sticky;top:0;z-index:70;
  background:rgba(12,20,32,.82);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.topbar-inner{display:flex;align-items:center;gap:20px;height:64px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text);text-decoration:none}
.brand:hover{text-decoration:none;color:var(--text)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),var(--secondary));
  color:#04140F;font-size:15px;
  box-shadow:0 0 0 1px rgba(255,255,255,.12) inset,0 8px 20px -10px rgba(22,227,166,.8);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text b{font-size:16px;font-weight:800;letter-spacing:.01em}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:.16em}
.search{
  flex:1;max-width:460px;display:flex;align-items:center;gap:10px;
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius:var(--r-btn);
  padding:0 6px 0 14px;height:40px;
  transition:border-color var(--ease),box-shadow var(--ease);
}
.search i{color:var(--text-3);font-size:14px}
.search input{flex:1;background:transparent;border:none;outline:none;font-size:14px;color:var(--text)}
.search input::placeholder{color:var(--text-3)}
.search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,227,166,.12)}
.search button{
  height:30px;padding:0 14px;border-radius:9px;font-size:13px;font-weight:700;
  background:var(--primary);color:#04140F;
}
.topbar-actions{display:flex;align-items:center;gap:16px;margin-left:auto}
.link-btn{font-size:14px;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.link-btn:hover{color:var(--primary);text-decoration:none}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-btn);font-weight:700;font-size:14px;line-height:1;
  padding:0 20px;height:40px;border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),border-color var(--ease),filter var(--ease);
  white-space:nowrap;
}
.btn-sm{height:32px;padding:0 14px;font-size:13px;border-radius:10px}
.btn-lg{height:48px;padding:0 26px;font-size:15px}
.btn-primary{background:var(--primary);color:#04140F;box-shadow:0 10px 26px -14px rgba(22,227,166,.95)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 14px 34px -14px rgba(22,227,166,1);text-decoration:none;color:#04140F}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--primary-300)}
.btn-ghost:hover{background:rgba(22,227,166,.08);border-color:rgba(22,227,166,.45);color:var(--primary);text-decoration:none}
.btn-accent{background:var(--accent);color:#200D02;box-shadow:0 10px 26px -14px rgba(255,122,47,.9)}
.btn-accent:hover{filter:brightness(1.08);text-decoration:none;color:#200D02}
.btn-text{background:none;color:var(--text-2);padding:0;height:auto;font-weight:600}
.btn-text i{transition:transform var(--ease)}
.btn-text:hover{color:var(--primary);text-decoration:none}
.btn-text:hover i{transform:translateX(3px)}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;pointer-events:none}

/* 频道 tabs */
.nav-wrap{position:relative;background:rgba(9,15,25,.72);border-bottom:1px solid var(--line)}
.nav-wrap::before,.nav-wrap::after{
  content:"";position:absolute;top:0;bottom:1px;width:44px;pointer-events:none;z-index:2;
}
.nav-wrap::before{left:0;background:linear-gradient(90deg,var(--bg-0),rgba(7,11,18,0))}
.nav-wrap::after{right:0;background:linear-gradient(270deg,var(--bg-0),rgba(7,11,18,0))}
.nav-tabs{
  display:flex;gap:10px;align-items:center;height:48px;
  overflow-x:auto;scroll-snap-type:x proximity;
  -ms-overflow-style:none;scrollbar-width:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.tab{
  scroll-snap-align:start;
  display:inline-flex;align-items:center;gap:7px;
  padding:0 15px;height:32px;border-radius:999px;font-size:13.5px;
  color:var(--text-2);border:1px solid transparent;white-space:nowrap;
  transition:color var(--ease),background var(--ease),border-color var(--ease);
}
.tab i{font-size:12px;opacity:.85}
.tab:hover{color:var(--text);background:rgba(255,255,255,.05);text-decoration:none}
.tab.is-active{background:rgba(22,227,166,.12);color:var(--primary);border-color:rgba(22,227,166,.55)}

/* ===== 分类 Hero ===== */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(.85);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(7,11,18,.96) 0%,rgba(7,11,18,.86) 46%,rgba(7,11,18,.62) 100%);
}
.cat-hero .container{position:relative;z-index:2;padding-top:40px;padding-bottom:56px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--text-3);margin-bottom:20px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{opacity:.55}
.cat-hero h1{
  font-size:clamp(28px,4.2vw,48px);font-weight:800;line-height:1.22;letter-spacing:-.01em;
  max-width:820px;
}
.cat-hero h1 em{
  font-style:normal;color:var(--primary);
  text-shadow:0 0 26px rgba(22,227,166,.45);
}
.hero-lead{margin-top:18px;max-width:720px;color:var(--text-2);font-size:16px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.stat-pill{
  display:inline-flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:999px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  font-size:13px;color:var(--text-2);
}
.stat-pill b{font-family:var(--font-num);color:var(--text);font-size:16px;font-weight:800}
.stat-pill i{color:var(--primary);font-size:13px}

/* pill 筛选条 */
.filter-bar{
  display:flex;gap:10px;overflow-x:auto;padding:16px 0 4px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.filter-bar::-webkit-scrollbar{display:none}
.filter-pill{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:13.5px;
  border:1px solid var(--line);color:var(--text-2);background:var(--bg-1);
  transition:all var(--ease);
}
.filter-pill:hover{color:var(--text);border-color:rgba(22,227,166,.35)}
.filter-pill.is-active{background:rgba(22,227,166,.12);color:var(--primary);border-color:rgba(22,227,166,.55);font-weight:700}

/* ===== 通用板块 ===== */
.section{padding:88px 0}
.section-tight{padding:56px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:34px;flex-wrap:wrap}
.section-title{position:relative;padding-left:14px;font-size:clamp(22px,2.6vw,32px);font-weight:700}
.section-title::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;border-radius:4px;
  background:var(--primary);box-shadow:0 0 16px rgba(22,227,166,.5);
}
.section-sub{margin-top:10px;padding-left:14px;color:var(--text-2);font-size:14px;max-width:640px}
.section-link{font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:6px}
.section-link i{transition:transform var(--ease)}
.section-link:hover i{transform:translateX(3px)}

/* ===== 步骤轴 ===== */
.timeline{position:relative;padding:10px 0}
.timeline::before{
  content:"";position:absolute;left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(22,227,166,0),rgba(22,227,166,.85) 10%,rgba(22,227,166,.38) 88%,rgba(22,227,166,0));
  box-shadow:0 0 18px rgba(22,227,166,.35);
}
.tl-item{
  position:relative;display:grid;grid-template-columns:1fr 96px 1fr;align-items:center;
  margin-bottom:26px;
}
.tl-card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px 22px 20px;box-shadow:var(--elev-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.tl-card:hover{transform:translateY(-4px);box-shadow:var(--elev-2);border-color:rgba(22,227,166,.35)}
.tl-item.left .tl-card{grid-column:1}
.tl-item.right .tl-card{grid-column:3}
.tl-dot{
  grid-column:2;justify-self:center;
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:var(--bg-2);border:1px solid rgba(22,227,166,.5);
  color:var(--primary);font-family:var(--font-num);font-weight:800;font-size:15px;
  box-shadow:0 0 0 6px rgba(7,11,18,.9),0 0 22px -4px rgba(22,227,166,.6);
}
.tl-body{display:flex;gap:16px;align-items:flex-start}
.tl-thumb{
  width:64px;height:64px;flex:0 0 64px;border-radius:50%;object-fit:cover;
  border:1px solid var(--line);background:var(--bg-2);
}
.tl-card h3{font-size:20px;font-weight:700;line-height:1.45;margin-bottom:8px}
.tl-card p{color:var(--text-2);font-size:14px;line-height:1.75}
.tl-meta{margin-top:12px;font-size:12.5px;color:var(--text-3);display:flex;flex-wrap:wrap;gap:12px}
.tl-meta span{display:inline-flex;align-items:center;gap:6px}

/* ===== 规格对照表 ===== */
.spec-table{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--bg-1);box-shadow:var(--elev-1);
}
.spec-head,.spec-row{display:grid;grid-template-columns:1.05fr 1.05fr 1.5fr 1.4fr;gap:16px;padding:16px 22px;align-items:center}
.spec-head{
  background:linear-gradient(90deg,rgba(22,227,166,.20),rgba(47,107,255,.14));
  color:var(--text);font-weight:700;font-size:14px;letter-spacing:.02em;
  border-bottom:1px solid var(--line);
}
.spec-row{font-size:14px;color:var(--text-2);border-bottom:1px solid var(--line-2);transition:background var(--ease)}
.spec-row:last-child{border-bottom:none}
.spec-row:nth-child(odd){background:rgba(255,255,255,.02)}
.spec-row:hover{background:rgba(22,227,166,.06)}
.spec-row strong{color:var(--text);font-weight:600}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:3px 10px;border-radius:var(--r-sm);font-size:12.5px;font-weight:600;
  background:rgba(47,107,255,.14);color:#9CC0FF;border:1px solid rgba(47,107,255,.3);
}
.tag.tag-green{background:rgba(22,227,166,.13);color:var(--primary-300);border-color:rgba(22,227,166,.3)}
.tag.tag-orange{background:rgba(255,122,47,.14);color:#FFB68A;border-color:rgba(255,122,47,.3)}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color var(--ease),box-shadow var(--ease);
}
.faq-item:hover{border-color:rgba(22,227,166,.28)}
.faq-item[open]{
  border-color:rgba(22,227,166,.4);
  border-left:3px solid var(--primary);
  box-shadow:-10px 0 26px -20px rgba(22,227,166,.9);
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;font-size:15.5px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none}
.faq-icon{
  flex:0 0 26px;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  background:rgba(22,227,166,.12);color:var(--primary);
  transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-a{padding:0 20px 20px;color:var(--text-2);font-size:14.5px;line-height:1.8}

/* ===== 其他频道入口 ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.channel-card{
  display:flex;flex-direction:column;gap:10px;
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--elev-1);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.channel-card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2);text-decoration:none}
.channel-card i{color:var(--primary);font-size:18px}
.channel-card h3{font-size:17px;font-weight:700;color:var(--text)}
.channel-card p{font-size:13.5px;color:var(--text-2);line-height:1.7}
.channel-card span{font-size:13px;color:var(--primary-300);font-weight:600;display:inline-flex;align-items:center;gap:6px}

/* ===== CTA ===== */
.cta-wrap{
  position:relative;border-radius:var(--r-lg);padding:1px;
  background:linear-gradient(120deg,rgba(22,227,166,.75),rgba(47,107,255,.45),rgba(255,122,47,.55));
  box-shadow:0 0 40px -22px rgba(22,227,166,.9);
}
.cta-inner{
  border-radius:19px;padding:40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);font-weight:700}
.cta-inner p{margin-top:10px;color:var(--text-2);font-size:14.5px;max-width:620px}
.cta-actions{display:flex;align-items:center;gap:18px;flex-wrap:wrap}

/* ===== 页脚 ===== */
.site-footer{margin-top:40px;background:var(--bg-1);border-top:1px solid var(--line)}
.footer-grid{
  display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;
  padding:64px 0 46px;
}
.footer-brand p{margin-top:16px;font-size:13.5px;color:var(--text-2);line-height:1.8;max-width:320px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--bg-2);border:1px solid var(--line);color:var(--text-2);font-size:13px;
  transition:color var(--ease),border-color var(--ease);
}
.footer-social span:hover{color:var(--primary);border-color:rgba(22,227,166,.4)}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:13px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-bar{border-top:1px solid var(--line-2);padding:18px 0}
.footer-bar .inner{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--text-3)}
.footer-bar a{color:var(--text-2)}

/* ===== 响应式 ===== */
@media (max-width:1279px){
  .container{max-width:1080px}
  .section{padding:72px 0}
}
@media (max-width:1023px){
  .section{padding:64px 0}
  .topbar-inner{gap:14px}
  .search{max-width:300px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 38px}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .spec-head,.spec-row{grid-template-columns:1fr 1fr 1.3fr 1.2fr;gap:12px;padding:14px 18px}
}
@media (max-width:860px){
  .timeline::before{left:21px;transform:none}
  .tl-item{grid-template-columns:44px 1fr;gap:14px}
  .tl-item .tl-card{grid-column:2 !important}
  .tl-dot{grid-column:1;justify-self:start;width:40px;height:40px;font-size:14px}
  .search{display:none}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .section{padding:52px 0}
  .filter-bar{padding:12px 0 2px}
  .spec-head{display:none}
  .spec-row{grid-template-columns:1fr;gap:8px;padding:16px 18px}
  .spec-row span[data-label]::before{
    content:attr(data-label) "：";color:var(--text-3);font-size:12.5px;
  }
  .cta-inner{padding:28px}
  .channel-grid{grid-template-columns:1fr}
  .hero-stats{gap:10px}
}
@media (max-width:520px){
  body{font-size:15px}
  .container{padding:0 16px}
  .brand-text b{font-size:15px}
  .topbar-inner{height:58px}
  .nav-tabs{height:46px}
  .cat-hero .container{padding-top:28px;padding-bottom:40px}
  .tl-body{flex-direction:column;gap:12px}
  .tl-thumb{width:52px;height:52px;flex:0 0 52px}
  .btn{width:100%}
  .btn-sm,.btn-text{width:auto}
  .cta-actions{width:100%;flex-direction:column;align-items:stretch;gap:12px}
  .footer-grid{grid-template-columns:1fr;padding:44px 0 30px}
  .stat-pill{width:100%;justify-content:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category3 */
:root{
  --bg-0:#070B12;
  --bg-1:#0C1420;
  --bg-2:#121C2B;
  --primary:#16E3A6;
  --primary-600:#0FB98A;
  --primary-300:#6FF3CD;
  --secondary:#2F6BFF;
  --accent:#FF7A2F;
  --text:#E8EEF6;
  --text-2:#9BAABF;
  --text-3:#66788F;
  --warn:#FFB020;
  --danger:#FF5C5C;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.05);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --r-xs:10px;
  --r-pill:999px;
  --elev-1:0 1px 0 rgba(255,255,255,.04) inset, 0 10px 28px -16px rgba(0,0,0,.9);
  --elev-2:0 24px 56px -24px rgba(0,0,0,.95);
  --glow:0 12px 30px -14px rgba(22,227,166,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-num:'DIN Alternate',Barlow,'Roboto Condensed',ui-monospace,SFMono-Regular,Menlo,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-style:none}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(22,227,166,.28);color:#fff}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.section{padding:88px 0}
.section--tight{padding:64px 0}
.grad-divider{height:1px;border:0;margin:0;background:linear-gradient(90deg,rgba(22,227,166,.2),rgba(22,227,166,0))}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(12,20,32,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.nav-top{display:flex;align-items:center;gap:20px;height:64px;position:relative}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),var(--primary-600));
  color:#04150F;font-size:15px;
  box-shadow:0 8px 20px -10px rgba(22,227,166,.9);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:16px;font-weight:800;letter-spacing:.02em}
.brand-text span{font-size:11px;color:var(--text-3);letter-spacing:.14em}
.nav-search{
  flex:1 1 auto;max-width:420px;display:flex;align-items:center;gap:10px;
  height:40px;padding:0 12px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);
  border:1px solid var(--line);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,227,166,.12)}
.nav-search i{color:var(--text-3);font-size:13px}
.nav-search input{flex:1 1 auto;min-width:0;border:0;background:transparent;outline:none;font-size:14px}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search button{
  border:0;background:rgba(22,227,166,.14);color:var(--primary);
  height:28px;padding:0 12px;border-radius:var(--r-xs);font-size:13px;font-weight:600;cursor:pointer;
  transition:background .2s var(--ease);
}
.nav-search button:hover{background:rgba(22,227,166,.24)}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto}
.nav-search-toggle{
  display:none;width:38px;height:38px;border-radius:var(--r-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line);
  color:var(--text-2);cursor:pointer;align-items:center;justify-content:center;
}
.nav-search-toggle:hover{color:var(--primary);border-color:rgba(22,227,166,.35)}
.nav-tabs-wrap{position:relative;border-top:1px solid var(--line-2)}
.nav-tabs-wrap::before,.nav-tabs-wrap::after{
  content:"";position:absolute;top:0;bottom:0;width:30px;pointer-events:none;z-index:2;
}
.nav-tabs-wrap::before{left:0;background:linear-gradient(90deg,var(--bg-0),rgba(7,11,18,0))}
.nav-tabs-wrap::after{right:0;background:linear-gradient(270deg,var(--bg-0),rgba(7,11,18,0))}
.nav-tabs{
  display:flex;align-items:center;gap:8px;height:48px;
  overflow-x:auto;scroll-snap-type:x proximity;
  scrollbar-width:none;-ms-overflow-style:none;
}
.nav-tabs::-webkit-scrollbar{display:none}
.tab{
  display:inline-flex;align-items:center;gap:7px;flex:0 0 auto;
  height:32px;padding:0 14px;border-radius:var(--r-pill);
  font-size:13.5px;color:var(--text-2);border:1px solid transparent;
  white-space:nowrap;scroll-snap-align:start;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.tab i{font-size:12px}
.tab:hover{color:var(--text);background:rgba(255,255,255,.04)}
.tab.is-active{background:rgba(22,227,166,.12);color:var(--primary);border-color:var(--primary)}
.tab:active{transform:translateY(1px)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--r-sm);
  font-weight:600;cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),filter .2s var(--ease),box-shadow .25s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-lg{height:48px;padding:0 24px;font-size:15.5px}
.btn-md{height:40px;padding:0 18px;font-size:14.5px}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-primary{background:var(--primary);color:#04150F;box-shadow:var(--glow)}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 16px 38px -12px rgba(22,227,166,.85)}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--primary)}
.btn-ghost:hover{background:rgba(22,227,166,.08);border-color:rgba(22,227,166,.4)}
.btn-ghost:active{transform:translateY(1px)}
.btn-accent{background:var(--accent);color:#1A0B02;box-shadow:0 12px 30px -14px rgba(255,122,47,.75)}
.btn-accent:hover{filter:brightness(1.07)}
.btn-accent:active{transform:translateY(1px)}
.btn[disabled],.btn.is-disabled{opacity:.4;box-shadow:none;pointer-events:none}
.text-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.text-link i{transition:transform .2s var(--ease)}
.text-link:hover i{transform:translateX(3px)}
.text-link:hover{text-decoration:underline}

/* ============ 通用板块标题 ============ */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{position:relative;padding-left:14px;font-size:clamp(22px,2.6vw,32px);font-weight:700;line-height:1.3}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--primary);
}
.section-desc{font-size:14.5px;color:var(--text-2);max-width:560px;line-height:1.75}

/* ============ 内页首屏 ============ */
.page-hero{position:relative;overflow:hidden;padding:56px 0 64px}
.page-hero .hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  opacity:.26;filter:saturate(.75);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,11,18,.5),rgba(7,11,18,.92) 78%,var(--bg-0) 100%);
}
.hero-inner{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px}
.breadcrumb a{color:var(--text-2)}
.breadcrumb a:hover{color:var(--primary);text-decoration:underline}
.breadcrumb i{font-size:10px;color:var(--text-3)}
.page-hero h1{
  font-size:clamp(28px,4.2vw,48px);font-weight:800;line-height:1.22;letter-spacing:-.01em;
  max-width:820px;
}
.hl{color:var(--primary);text-shadow:0 0 26px rgba(22,227,166,.45)}
.hero-lead{margin-top:18px;max-width:680px;font-size:16.5px;color:var(--text-2);line-height:1.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.badge-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:40px}
.badge-card{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--r-md);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.badge-card .bi{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  background:rgba(22,227,166,.14);color:var(--primary);font-size:15px;
}
.badge-card h3{font-size:15.5px;font-weight:700;margin-bottom:4px}
.badge-card p{font-size:13px;color:var(--text-3);line-height:1.7}

/* ============ 卡片基础 ============ */
.card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  box-shadow:var(--elev-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(22,227,166,.35);box-shadow:var(--elev-2)}

/* ============ 功能卡片矩阵 ============ */
.func-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.func-card{padding:28px;border-radius:var(--r-lg)}
.func-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(47,107,255,.14);color:#8FB2FF;font-size:18px;margin-bottom:16px;
}
.func-card h3{font-size:20px;font-weight:700;line-height:1.45;margin-bottom:10px}
.func-card p{font-size:14.5px;color:var(--text-2);line-height:1.8}
.tick-list{display:grid;gap:10px;margin-top:18px}
.tick-list li{position:relative;padding-left:24px;font-size:14px;color:var(--text-2);line-height:1.7}
.tick-list li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:3px;font-size:11px;color:var(--primary);
}
.func-card .text-link{margin-top:20px}

/* ============ 流程步骤 ============ */
.step-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.step-item{
  position:relative;padding:22px 20px;border-radius:var(--r-md);
  background:var(--bg-1);border:1px solid var(--line);box-shadow:var(--elev-1);
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.step-item:hover{border-color:rgba(22,227,166,.3);transform:translateY(-4px)}
.step-num{
  font-family:var(--font-num);font-variant-numeric:tabular-nums;
  font-size:26px;font-weight:700;color:var(--primary);letter-spacing:.02em;line-height:1;
}
.step-item h3{font-size:16px;font-weight:700;margin:12px 0 8px}
.step-item p{font-size:13.5px;color:var(--text-3);line-height:1.75}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:940px}
.faq-item{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:border-color .25s var(--ease),box-shadow .3s var(--ease);
}
.faq-item[open]{
  border-color:rgba(22,227,166,.32);
  box-shadow:inset 3px 0 0 var(--primary),0 18px 40px -28px rgba(22,227,166,.6);
}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;cursor:pointer;list-style:none;
  font-size:17px;font-weight:600;line-height:1.5;
}
.faq-q::-webkit-details-marker{display:none}
.faq-icon{color:var(--primary);font-size:14px;transition:transform .3s var(--ease);flex:0 0 auto}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-a{padding:0 20px 20px;font-size:15px;color:var(--text-2);line-height:1.85}
.faq-a p+p{margin-top:10px}

/* ============ 反馈表单 ============ */
.feedback-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:start}
.form-panel{
  background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:28px;box-shadow:var(--elev-1);
}
.field{margin-bottom:18px}
.field label{display:block;font-size:14px;font-weight:600;margin-bottom:8px}
.field .req{color:var(--primary);margin-left:4px}
.field input[type="text"],.field input[type="email"],.field input[type="tel"],.field select,.field textarea{
  width:100%;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-sm);
  padding:11px 14px;font-size:14.5px;line-height:1.6;outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field textarea{min-height:130px;resize:vertical}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-3) 50%),linear-gradient(135deg,var(--text-3) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:38px}
.field input:hover,.field select:hover,.field textarea:hover{border-color:rgba(255,255,255,.16)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,227,166,.12);
}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:var(--danger)}
.err-msg{display:none;margin-top:8px;font-size:12.5px;line-height:1.6;color:var(--danger)}
.check-row{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.check-row input[type="checkbox"]{width:16px;height:16px;margin-top:5px;accent-color:var(--primary);flex:0 0 auto}
.check-row a{color:var(--primary)}
.check-row a:hover{text-decoration:underline}
.form-result{
  display:none;margin-top:16px;padding:12px 16px;border-radius:var(--r-sm);
  background:rgba(22,227,166,.1);border:1px solid rgba(22,227,166,.28);
  color:var(--primary-300);font-size:13.5px;line-height:1.7;
}
.aside-card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--elev-1);
}
.aside-card figure{margin:0;position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--bg-2),var(--bg-1))}
.aside-card figure img{width:100%;height:100%;object-fit:cover}
.aside-body{padding:22px}
.aside-body h3{font-size:17px;font-weight:700;margin-bottom:12px}
.note-list{display:grid;gap:12px}
.note-list li{display:flex;gap:10px;font-size:13.5px;color:var(--text-2);line-height:1.7}
.note-list i{color:var(--primary);font-size:12px;margin-top:6px}

/* ============ 吸底条 ============ */
.bottom-bar{
  background:rgba(18,28,43,.92);
  border-top:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:16px 0;flex-wrap:wrap}
.bottom-text{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--text-2)}
.bottom-text i{color:var(--primary)}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding:56px 0}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--text-2);line-height:1.8;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social span{
  width:34px;height:34px;border-radius:var(--r-xs);display:grid;place-items:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease);
}
.footer-social span:hover{color:var(--primary);border-color:rgba(22,227,166,.35);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a,.footer-col span{font-size:13px;color:var(--text-2);line-height:1.7}
.footer-col a:hover{color:var(--primary);text-decoration:underline}
.footer-bar{border-top:1px solid var(--line-2);padding:16px 0;font-size:12.5px;color:var(--text-3)}
.footer-bar .inner{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.footer-bar a{color:var(--primary)}
.footer-bar a:hover{text-decoration:underline}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  .section{padding:64px 0}
  .feedback-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .step-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:900px){
  .nav-search{display:none}
  .nav-search-toggle{display:inline-flex}
  .nav-search.mobile-open{
    display:flex;position:absolute;left:0;right:0;top:100%;
    max-width:none;border-radius:0;height:56px;padding:0 20px;
    background:rgba(12,20,32,.97);
    border-top:1px solid var(--line);border-bottom:1px solid var(--line);
    border-left:0;border-right:0;z-index:60;
  }
  .badge-cards{grid-template-columns:1fr}
}
@media (max-width:767px){
  .container{padding:0 16px}
  .section{padding:52px 0}
  .func-grid{grid-template-columns:1fr;gap:16px}
  .func-card{padding:20px}
  .page-hero{padding:36px 0 44px}
  .hero-actions .btn{width:100%}
  .bottom-bar{position:sticky;bottom:0;z-index:40}
  .bottom-inner{flex-direction:column;align-items:stretch;gap:12px}
  .bottom-inner .btn{width:100%}
  .form-panel{padding:20px}
}
@media (max-width:520px){
  body{font-size:15px}
  .section{padding:44px 0}
  .step-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .faq-q{font-size:15.5px;padding:16px}
  .faq-a{padding:0 16px 16px;font-size:14.5px}
  .section-head{margin-bottom:22px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}