:root{--ink:#263238;--muted:#718078;--paper:#f7f5ef;--card:#fff;--leaf:#4f7a6b;--leaf-soft:#e8efeb;--coral:#d9795b;--sun:#f2c66d;--line:#e6e8e2;--shadow:0 10px 35px rgba(38,50,56,.07)}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",sans-serif;font-size:15px;line-height:1.5}button,input{font:inherit}button{cursor:pointer}.hidden{display:none!important}.shell{min-height:100vh}.brand{display:flex;align-items:center;gap:9px;font-weight:800;letter-spacing:-.04em;font-size:20px}.brand>span:last-child>span{color:var(--leaf)}.brand-mark{display:grid;place-items:center;width:31px;height:31px;border-radius:10px;background:var(--leaf);color:#fff;font-size:19px;letter-spacing:0}.login-view{min-height:100vh;display:grid;place-items:center;padding:30px 18px;position:relative}.login-view>.brand{position:absolute;top:28px;left:clamp(20px,8vw,110px)}.login-card{width:min(100%,480px);background:var(--card);padding:42px 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34px;height:34px;border-radius:12px;background:var(--leaf-soft);color:var(--leaf);display:grid;place-items:center;font-weight:800;font-size:13px}.message-body{min-width:0}.message-meta{display:flex;gap:8px;align-items:baseline}.message-author{font-weight:800;font-size:13px}.message-time{font-size:11px;color:#9aa49e}.message-text{margin:2px 0 0;overflow-wrap:anywhere}.empty{color:var(--muted);font-size:13px;padding:28px 0;text-align:center}.composer{display:flex;gap:9px;border-top:1px solid var(--line);padding:15px 16px}.composer input{min-width:0;flex:1;border:1px solid var(--line);border-radius:12px;padding:12px 13px;outline:none}.send{border:0;background:var(--coral);color:#fff;width:46px;border-radius:12px;font-size:22px}.media-note{padding:0 22px 16px;font-size:11px}.side-column{display:grid;align-content:start;gap:20px}.compact{min-height:160px}.compact 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