:root{color-scheme:light;--ocean-deep: #03101f;--ocean-mid: #07506a;--surface: rgba(248, 251, 249, .97);--surface-soft: #eef4f0;--surface-blue: #e9f3f7;--ink: #17221e;--muted: #66736d;--line: #d5ded9;--teal: #167c6c;--teal-soft: #d9eee8;--blue: #286fa1;--coral: #bf5a50;--coral-soft: #f7e5e2;--gold: #a97622;--gold-soft: #f6ecd5;--shadow: 0 22px 70px rgba(0, 13, 27, .34);--ease: cubic-bezier(.2, .8, .2, 1)}*{box-sizing:border-box;letter-spacing:0}html{min-width:320px;min-height:100%;scroll-behavior:smooth}body{min-width:320px;min-height:100vh;margin:0;overflow-x:hidden;background:var(--ocean-deep);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft 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scale(.72)}.sea-entry-loader.is-diving .sea-entry-whale-track{animation-play-state:paused;transform:translate3d(12vw,10vh,0) rotate(7deg) scale(.9)}.sea-entry-loader.is-diving .sea-entry-copy{opacity:0;transform:translateY(14px)}.sea-entry-loader.is-diving .sea-entry-bubble-rush i{animation:seaEntryBubbleRush var(--bubble-duration) cubic-bezier(.18,.72,.28,1) var(--bubble-delay) both}.sea-entry-loader.is-diving{animation:seaEntryReveal 1.08s ease-in forwards}@keyframes seaEntryLight{0%{opacity:.26;transform:translate(-4%) scaleX(.93)}to{opacity:.54;transform:translate(5%) scaleX(1.08)}}@keyframes seaEntrySonarSweep{to{transform:rotate(360deg)}}@keyframes seaEntrySonarPulse{0%{opacity:.16;transform:scale(.72)}58%{opacity:.5}to{opacity:0;transform:scale(1.58)}}@keyframes seaEntryWhaleCruise{0%,to{transform:translate3d(-8px,5px,0) rotate(-2deg)}50%{transform:translate3d(12px,-10px,0) rotate(1deg)}}@keyframes seaEntryTrail{0%,to{opacity:.18;transform:scaleX(.52)}50%{opacity:.65;transform:scaleX(1)}}@keyframes seaEntryProgress{0%{transform:translate(-115%)}62%,to{transform:translate(250%)}}@keyframes seaEntryBubbleRush{0%{opacity:0;transform:translate3d(0,12vh,0) scale(.5)}10%{opacity:.9}72%{opacity:.68}to{opacity:0;transform:translate3d(var(--bubble-drift),-132vh,0) scale(2.15)}}@keyframes seaEntryReveal{0%,72%{opacity:1}to{opacity:0}}.deep-ocean{position:fixed;z-index:-2;inset:0;overflow:hidden;background:radial-gradient(circle at 48% -10%,rgba(167,239,245,.44),transparent 32%),linear-gradient(180deg,#087897,#07506a 30%,#07314e 58%,#03101f)}.deep-ocean:before{position:absolute;top:-18%;left:-8%;width:116%;height:82%;background:linear-gradient(108deg,transparent 14%,rgba(220,252,250,.13) 21%,transparent 30%),linear-gradient(76deg,transparent 48%,rgba(143,232,238,.1) 57%,transparent 67%);filter:blur(12px);transform-origin:50% 0;animation:lightDrift 12s ease-in-out infinite 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button{height:30px;margin-right:5px;border:0;border-radius:4px;background:#dff2ed;color:#18594f;font-size:12px;font-weight:750;cursor:pointer}.sea-account{display:flex;min-width:0;align-items:center;justify-content:flex-end;gap:8px}.sea-profile-link,.sea-login-link{overflow:hidden;padding:8px 4px;color:#d9eeea;font-size:13px;text-overflow:ellipsis;white-space:nowrap}.primary-command,.danger-command,.topic-actions button,.post-tools button,.feed-pager button,.back-to-stream,.context-section header button,.sea-dialog footer button{min-height:38px;padding:8px 14px;border:1px solid var(--line);border-radius:5px;background:#fff;color:#394740;font-size:13px;font-weight:700;cursor:pointer;transition:border-color .2s ease,background .2s ease,color .2s ease,transform .2s 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#000f1d3d}.forum-masthead{grid-area:masthead;display:flex;min-width:0;min-height:106px;align-items:center;justify-content:space-between;gap:28px;padding:19px 26px;border-radius:7px 7px 0 0;background:linear-gradient(112deg,#05303dfa,#052332fa 62%,#0a3a43fa);color:#effbf8}.forum-identity{display:flex;min-width:0;align-items:center;gap:15px}.forum-mark{display:grid;width:62px;height:62px;flex:0 0 auto;place-items:center;border:1px solid rgba(168,228,222,.24);border-radius:8px;background:#ddf8f314}.forum-mark img{display:block;width:49px;height:42px;object-fit:contain}.forum-identity h1{margin:0;font-size:25px;line-height:1.2}.forum-identity p{margin:6px 0 0;color:#def1edad;font-size:13px;line-height:1.45}.community-metrics{display:grid;min-width:250px;grid-template-columns:repeat(3,minmax(62px,1fr));margin:0}.community-metrics div{display:grid;gap:5px;padding:4px 14px;border-left:1px solid rgba(194,231,225,.18);text-align:center}.community-metrics dt{color:#d9f0eb99;font-size:10px}.community-metrics dd{margin:0;color:#f5fffc;font-size:20px;font-weight:800;font-variant-numeric:tabular-nums}.channel-rail{position:sticky;z-index:24;top:66px;grid-area:channels;min-width:0;height:56px;overflow:hidden;border-bottom:1px solid var(--line);background:#fafcfbf7;color:var(--ink);backdrop-filter:blur(12px) saturate(110%)}.channel-rail:before{content:none}.channel-list{display:flex;width:100%;height:56px;align-items:stretch;gap:0;overflow-x:auto;overflow-y:hidden;padding:0 14px;scrollbar-width:thin}.channel-list button{position:relative;display:grid;min-width:134px;min-height:56px;flex:1 0 134px;grid-template-columns:10px minmax(0,auto) auto;align-items:center;justify-content:center;gap:8px;overflow:hidden;padding:8px 13px;border:0;border-right:1px solid rgba(205,216,211,.7);border-radius:0;background:transparent;box-shadow:none;color:#52615a;text-align:left;cursor:pointer;backdrop-filter:none;transition:background-color .18s ease,color .18s 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b{display:grid;min-width:22px;min-height:22px;place-items:center;border:1px solid #d4ded9;border-radius:11px;background:#fff;color:#64716b;font-size:10px;font-weight:750;font-variant-numeric:tabular-nums}.discussion-stage{grid-area:discussion;min-width:0;min-height:620px;padding:0 24px 34px;background:#fbfcfbfc}.community-notice{position:sticky;z-index:10;top:75px;max-height:0;overflow:hidden;border-radius:5px;color:#fff;font-size:13px;opacity:0;transition:max-height .25s ease,margin .25s ease,padding .25s ease,opacity .25s ease}.community-notice.show{max-height:72px;margin:12px 0 0;padding:9px 11px;background:#8f4943;opacity:1}.community-notice.show.ok{background:#236b59}.stream-head{display:flex;min-height:72px;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line)}.stream-head h2{margin:0;font-size:20px}.sort-control{display:inline-grid;grid-template-columns:repeat(2,minmax(72px,auto));padding:3px;border:1px solid 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