:root{--bg:#F3F6FB;--surface:#fff;--soft:#E6EEF6;--ink:#0B1F3A;--text:#1C3348;--muted:#4A6276;--faint:#7A8FA0;--navy:#0B3A6E;--blue:#1E6FBF;--cyan:#1396B3;--amber:#D97706;--coral:#E25B4C;--border:rgba(11,58,110,.16);--shadow:0 14px 34px rgba(7,20,40,.08);--top:136px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button{font:inherit}.site-header{position:fixed;inset:0 0 auto;z-index:60}.telegraph-bar{height:30px;background:var(--navy);color:#fff}.bar-inner,.beacon-inner,.channel-inner,.site-main,.footer-inner{max-width:1180px;margin:0 auto}.bar-inner{height:30px;padding:0 16px;display:flex;align-items:center;justify-content:space-between}.brand-mini{font-size:12px;letter-spacing:.08em;font-weight:700}.icon-text-btn{border:0;background:transparent;color:#fff;min-height:30px;padding:0 6px;cursor:pointer}.beacon-bar{height:62px;background:#fff;border-bottom:1px solid var(--border)}.beacon-inner{height:100%;padding:0 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a:hover{color:var(--blue)}button:hover{filter:brightness(.98)}a:focus-visible,button:focus-visible{outline:3px solid rgba(30,111,191,.35);outline-offset:3px}
@media (max-width:900px){.signal-tags{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:1fr 1fr}.media-split{grid-template-columns:1fr}.topic-grid{grid-template-columns:1fr 1fr}}
@media (max-width:720px){:root{--top:92px}.channel-bar{display:none}.site-main{padding:calc(var(--top) + 24px) 16px 92px}.home-hero-copy,.page-hero-copy{padding:26px 20px}.grid-2,.grid-3,.grid-4,.topic-grid,.simple-link-list{grid-template-columns:1fr}.signal-tags{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column;gap:4px}.number-item{grid-template-columns:50px 1fr}.band-groups{grid-template-columns:1fr}.search-layer{inset:0;width:100%;transform:none;background:var(--bg)}.search-layer.open{transform:none}.search-card{min-height:100vh;border-radius:0;padding:calc(18px + env(safe-area-inset-top)) 16px 80px;background:var(--bg);box-shadow:none}.mobile-bottom{position:fixed;z-index:70;left:0;right:0;bottom:0;min-height:50px;padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted)}.mobile-bottom a.active{color:var(--navy);font-weight:800}.footer-grid{grid-template-columns:1fr 1fr}.package{grid-template-columns:46px 1fr}.package>a{grid-column:2}.app-panel{grid-template-columns:90px 1fr;align-items:start}.article-body{padding:22px 18px}}
@media (max-width:430px){.footer-grid{grid-template-columns:1fr}.beacon-inner{padding:0 12px}.app-link{font-size:14px}.main-logo{font-size:21px}.app-panel{grid-template-columns:1fr}.app-icon{width:90px}.board-row{grid-template-columns:60px 1fr}.board-no{font-size:34px}}