:root{color:#182131;background:#f6faf9;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Microsoft YaHei,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility}*{box-sizing:border-box}body{min-width:320px;min-height:100vh;margin:0}button{color:inherit;font:inherit}.app-shell{min-height:100vh;background:linear-gradient(90deg,rgba(18,116,91,.05) 0 1px,transparent 1px),linear-gradient(180deg,rgba(18,116,91,.04) 0 1px,transparent 1px),linear-gradient(180deg,#fbfdfd,#eef7f5 48%,#f7fbfa);background-size:42px 42px,42px 42px,auto}.icon-button,.refresh-chip{border:0;background:transparent;cursor:pointer}.icon-button{display:inline-grid;width:34px;height:34px;place-items:center;border-radius:8px;color:#3d4858}.icon-button:hover,.refresh-chip:hover{background:#10705414}.status-page{width:min(100%,2000px);margin:0 auto;padding:96px 26px 46px}.control-row{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-bottom:18px}.range-tabs{display:grid;grid-template-columns:repeat(3,minmax(46px,1fr));height:32px;padding:2px;border:1px solid rgba(55,78,94,.08);border-radius:8px;background:#ffffffb3}.range-tabs button{min-width:0;border:0;border-radius:7px;background:transparent;color:#7b8494;cursor:pointer;font-size:13px;font-weight:700}.range-tabs .active{color:#17202d;background:#fff;box-shadow:0 4px 12px #26374117}.overall{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 13px;border-radius:999px;background:#d9f8e9;color:#307c59;font-size:12px;font-weight:900;letter-spacing:0}.overall span{width:7px;height:7px;border-radius:999px;background:currentColor}.overall.degraded{color:#a35b13;background:#fff1d8}.refresh-chip{display:inline-flex;align-items:center;gap:8px;height:32px;padding:0 13px;border:1px solid rgba(31,45,61,.08);border-radius:8px;background:#ffffffdb;box-shadow:0 5px 18px #1f2d3d14;color:#4e5b69;font-size:13px}.cards-grid{display:grid;grid-template-columns:repeat(3,minmax(310px,1fr));gap:18px}.channel-card{min-width:0;padding:18px;border:1px solid rgba(35,58,68,.1);border-radius:8px;background:#ffffffd4;box-shadow:0 18px 42px #273a421f;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px)}.card-head,.identity,.meta-line,.availability,.history-head,.timeline{display:flex;align-items:center}.card-head{justify-content:space-between;gap:16px;margin-bottom:26px}.identity{min-width:0;gap:12px}.provider-icon{display:grid;flex:0 0 auto;width:34px;height:34px;place-items:center;border-radius:8px;color:#20a46b;background:#dff8eb}h2{margin:0;color:#111928;font-size:16px;line-height:1.2}.identity h2{overflow:hidden;max-width:260px;text-overflow:ellipsis;white-space:nowrap}.meta-line{gap:6px;margin-top:6px;color:#73808f;font-size:13px}.meta-line span{padding:3px 7px;border-radius:6px;color:#23815c;background:#d8f6e7;font-size:12px}.meta-line strong{font-family:SFMono-Regular,Consolas,monospace;font-size:12px;font-weight:700}.status-pill{flex:0 0 auto;padding:5px 9px;border-radius:999px;background:#d9f8e9;color:#2d8a60;font-size:12px;font-weight:900}.status-pill.degraded{background:#fff1d8;color:#a76318}.metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-bottom:18px}.metric{min-width:0;min-height:66px;padding:14px;border:1px solid rgba(31,45,61,.06);border-radius:8px;background:#fafcfcd1}.metric span{display:flex;align-items:center;gap:6px;margin-bottom:10px;color:#8b95a4;font-size:12px;font-weight:700}.metric strong{color:#1c2431;font-size:18px;line-height:1}small{margin-left:2px;color:#84909f;font-size:10px;font-weight:800}.availability{justify-content:space-between;gap:14px;margin-top:8px;padding-top:16px;border-top:1px solid rgba(31,45,61,.06)}.availability span,.history-head{color:#8a94a3;font-size:12px;font-weight:700}.availability strong{color:#51ad42;font-size:clamp(28px,3vw,34px);line-height:1}.history-head{justify-content:space-between;margin-top:24px;margin-bottom:9px}.bars{display:grid;grid-template-columns:repeat(60,minmax(2px,1fr));gap:4px;height:22px}.bar{width:100%;height:22px;border-radius:3px}.bar.good{background:#56bf84}.bar.warn{background:#f4a22d}.bar.bad{background:#e95f57}.timeline{justify-content:space-between;margin-top:4px;color:#a0a9b6;font-size:10px;font-weight:800}.error-panel{display:flex;align-items:center;gap:10px;margin-bottom:16px;padding:13px 16px;border:1px solid #f2c38b;border-radius:8px;color:#92520f;background:#fff7e8}.loading-grid{display:grid;grid-template-columns:repeat(3,minmax(310px,1fr));gap:18px}.loading-grid div{height:292px;border-radius:8px;background:linear-gradient(90deg,#eef5f4,#fff,#eef5f4);background-size:200% 100%;animation:shimmer 1.4s infinite linear}.spin{animation:spin .8s linear infinite}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1120px){.cards-grid,.loading-grid{grid-template-columns:repeat(2,minmax(300px,1fr))}}@media(max-width:760px){.status-page{padding:28px 14px 32px}.control-row{display:grid;grid-template-columns:1fr auto;justify-content:stretch}.range-tabs{grid-column:1 / -1}.refresh-chip{grid-column:1 / -1;justify-content:center;width:100%}.cards-grid,.loading-grid{grid-template-columns:1fr}.channel-card{padding:16px}.metrics{grid-template-columns:1fr}.availability{align-items:flex-end}.bars{gap:3px}}