/* 大陆5G奭 - shtiigs.cn  唯一前缀 tiigs- */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --tiigs-bg:#0a1421;
  --tiigs-bg2:#0f2034;
  --tiigs-fg:#f3f4ff;
  --tiigs-mut:#a5a8c2;
  --tiigs-pri:#3b82f6;
  --tiigs-pri2:#0ea5e9;
  --tiigs-acc:#22d3ee;
  --tiigs-card:rgba(255,255,255,.06);
  --tiigs-bd:rgba(255,255,255,.10);
}
html,body{background:var(--tiigs-bg);color:var(--tiigs-fg);font:15px/1.7 -apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;border-radius:14px}
a{color:inherit;text-decoration:none;transition:.25s}
a:hover{color:var(--tiigs-acc)}
.tiigs-bg{position:fixed;inset:0;z-index:-1;background:radial-gradient(60% 50% at 20% 10%, color-mix(in oklab, var(--tiigs-pri) 35%, transparent), transparent 60%),radial-gradient(50% 40% at 90% 0%, color-mix(in oklab, var(--tiigs-pri2) 30%, transparent), transparent 60%),radial-gradient(40% 30% at 50% 90%, color-mix(in oklab, var(--tiigs-acc) 22%, transparent), transparent 60%),linear-gradient(180deg,var(--tiigs-bg),var(--tiigs-bg2) 70%,var(--tiigs-bg))}
.tiigs-mut{color:var(--tiigs-mut)}
.tiigs-crumbs{max-width:1280px;margin:14px auto 0;padding:0 22px}
.tiigs-crumbs ol{display:flex;gap:8px;list-style:none;color:var(--tiigs-mut);font-size:13px}
.tiigs-crumbs li+li::before{content:"›";margin-right:8px;color:#555}
.tiigs-prose{max-width:900px;margin:24px auto;padding:32px;background:var(--tiigs-card);border:1px solid var(--tiigs-bd);border-radius:18px}
.tiigs-prose h2{font-size:24px;margin-bottom:14px}.tiigs-prose h3{margin:18px 0 8px;font-size:17px;color:var(--tiigs-acc)}
.tiigs-prose ul{padding-left:20px;color:var(--tiigs-mut)}
.tiigs-prose.center{text-align:center}
.tiigs-json{background:rgba(0,0,0,.35);padding:18px;border-radius:12px;font-family:ui-monospace,Menlo,monospace;font-size:13px;color:#cfe7ff;overflow:auto}
.tiigs-faq{border-bottom:1px solid var(--tiigs-bd)}
.tiigs-faq summary{padding:14px 6px;cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center}
.tiigs-faq summary::after{content:"+";color:var(--tiigs-acc);transition:.3s}
.tiigs-faq[open] summary::after{transform:rotate(45deg)}
.tiigs-faq>div{padding:0 6px 14px;color:var(--tiigs-mut);font-size:14px}
.tiigs-share{display:flex;gap:14px;flex-wrap:wrap;margin-top:18px}
.tiigs-share-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:14px 22px;border-radius:14px;background:var(--tiigs-card);border:1px solid var(--tiigs-bd);color:var(--c);min-width:110px}
.tiigs-share-item em{color:var(--tiigs-mut);font-style:normal;font-size:12px}
.tiigs-share-item:hover{transform:translateY(-3px);box-shadow:0 10px 30px rgba(0,0,0,.4)}
.tiigs-tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:8px}
.tiigs-tags span{font-size:11px;padding:2px 8px;border-radius:999px;background:rgba(255,255,255,.06);color:var(--tiigs-mut)}
.tiigs-tags.lg span{font-size:13px;padding:4px 12px}
.tiigs-ilink{padding:4px 10px;border-radius:999px;background:rgba(255,255,255,.06);margin:2px;display:inline-block;font-size:13px}
.tiigs-footer{margin-top:60px;border-top:1px solid var(--tiigs-bd);background:rgba(0,0,0,.4);backdrop-filter:blur(10px)}
.tiigs-footer-inner{max-width:1280px;margin:0 auto;padding:42px 22px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1.4fr;gap:32px}
.tiigs-footer-col h4{color:#fff;font-size:15px;margin-bottom:12px}
.tiigs-footer-col p,.tiigs-footer-col li{color:var(--tiigs-mut);font-size:13px;line-height:1.9}
.tiigs-footer-col ul{list-style:none}
.tiigs-copy{text-align:center;padding:18px;border-top:1px solid var(--tiigs-bd);color:#6e718a;font-size:12px}
@media (max-width:1024px){.tiigs-footer-inner{grid-template-columns:1fr 1fr}}
@media (max-width:760px){.tiigs-footer-inner{grid-template-columns:1fr}.tiigs-prose{padding:22px;margin:16px}}
.tiigs-mast{position:sticky;top:0;z-index:50;background:rgba(10,20,33,.78);backdrop-filter:blur(16px);border-bottom:1px solid var(--tiigs-bd)}
.tiigs-mast-row{max-width:1320px;margin:0 auto;padding:14px 22px;display:flex;align-items:center;gap:24px}
.tiigs-mark{font-size:22px;font-weight:700;letter-spacing:1px;background:linear-gradient(90deg,var(--tiigs-pri),var(--tiigs-acc));-webkit-background-clip:text;color:transparent}
.tiigs-mainnav{display:flex;gap:14px;flex-wrap:wrap}.tiigs-mainnav a{font-size:14px;color:var(--tiigs-mut);padding:8px 4px;border-bottom:2px solid transparent}.tiigs-mainnav a:hover,.tiigs-mainnav a.on{color:#fff;border-bottom-color:var(--tiigs-acc)}
.tiigs-mast-strip{max-width:1320px;margin:0 auto;padding:6px 22px;display:flex;gap:20px;color:var(--tiigs-mut);font-size:12px;border-top:1px dashed var(--tiigs-bd)}.tiigs-mast-strip span::before{content:"●";color:var(--tiigs-acc);margin-right:6px;font-size:9px}
.tiigs-stage{max-width:1320px;margin:0 auto;padding:24px 22px 60px;display:flex;flex-direction:column;gap:32px}
.tiigs-cover{position:relative;border-radius:24px;overflow:hidden;min-height:380px}.tiigs-cover img{width:100%;height:100%;position:absolute;inset:0;object-fit:cover;border-radius:0}
.tiigs-cover-mask{position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,20,33,.85),rgba(15,32,52,.55))}
.tiigs-cover-text{position:relative;padding:60px 50px;max-width:640px}.tiigs-eyebrow{display:inline-block;padding:4px 12px;background:rgba(34,211,238,.15);color:var(--tiigs-acc);border-radius:999px;font-size:12px;letter-spacing:1px;margin-bottom:14px}
.tiigs-cover-text h2{font-size:38px;line-height:1.2;margin-bottom:14px}.tiigs-cover-text p{color:#cdd9e6;margin-bottom:20px}
.tiigs-cover-cta .tiigs-go{display:inline-block;background:linear-gradient(135deg,var(--tiigs-pri),var(--tiigs-pri2));padding:12px 24px;border-radius:12px;color:#fff;font-weight:600}
.tiigs-mag{}.tiigs-mag-head{display:flex;justify-content:space-between;align-items:end;margin-bottom:16px;border-bottom:1px solid var(--tiigs-bd);padding-bottom:10px}.tiigs-mag-head h2{font-size:22px}.tiigs-mag-more{color:var(--tiigs-acc);font-size:13px}
.tiigs-mag-body{display:grid;grid-template-columns:1.5fr 1fr;gap:20px}
.tiigs-mag-feat{position:relative;border-radius:18px;overflow:hidden;display:block;background:var(--tiigs-card);border:1px solid var(--tiigs-bd)}.tiigs-mag-feat img{aspect-ratio:16/9;object-fit:cover;border-radius:0}.tiigs-mag-feat>div{padding:18px}.tiigs-mag-feat h3{font-size:18px;margin-bottom:6px}.tiigs-mag-feat p{color:var(--tiigs-mut);font-size:13px}
.tiigs-mag-list{list-style:none;display:flex;flex-direction:column;gap:10px}
.tiigs-mag-list a{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:8px;background:var(--tiigs-card);border:1px solid var(--tiigs-bd);border-radius:12px;align-items:center}
.tiigs-mag-list img{border-radius:8px;aspect-ratio:8/5;object-fit:cover}
.tiigs-mag-list strong{display:block;font-size:14px;margin-bottom:4px}.tiigs-mag-list em{font-style:normal;font-size:12px;color:var(--tiigs-mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tiigs-mag-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tiigs-mag-card{background:var(--tiigs-card);border:1px solid var(--tiigs-bd);border-radius:16px;overflow:hidden;padding-bottom:14px}.tiigs-mag-card img{aspect-ratio:8/5;object-fit:cover;border-radius:0;margin-bottom:12px}.tiigs-mag-card h3{padding:0 16px;font-size:15px;margin-bottom:6px}.tiigs-mag-card p{padding:0 16px;color:var(--tiigs-mut);font-size:13px}
.tiigs-stage-hero{padding:40px;background:linear-gradient(135deg,rgba(59,130,246,.18),rgba(14,165,233,.05));border:1px solid var(--tiigs-bd);border-radius:22px}.tiigs-stage-hero h2{font-size:28px;margin-bottom:10px}
.tiigs-channel-foot{padding:22px;background:var(--tiigs-card);border:1px solid var(--tiigs-bd);border-radius:18px;color:var(--tiigs-mut)}.tiigs-channel-foot h2{color:#fff;margin-bottom:8px;font-size:18px}
.tiigs-reviews{}.tiigs-reviews h2{font-size:22px;margin-bottom:14px;border-bottom:1px solid var(--tiigs-bd);padding-bottom:8px}
.tiigs-review-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.tiigs-review{background:var(--tiigs-card);border-left:3px solid var(--tiigs-acc);padding:18px;border-radius:0 12px 12px 0}.tiigs-review blockquote{font-size:13.5px;line-height:1.7}.tiigs-review figcaption{margin-top:10px;color:var(--tiigs-mut);font-size:12px}
@media (max-width:1024px){.tiigs-mag-body,.tiigs-mag-grid{grid-template-columns:1fr 1fr}.tiigs-review-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){.tiigs-mag-body,.tiigs-mag-grid,.tiigs-review-grid{grid-template-columns:1fr}.tiigs-cover-text{padding:36px 24px}.tiigs-cover-text h2{font-size:28px}}