:root{--bg: #f6f7f9;--panel: #ffffff;--panel-2: #f1f3f6;--line: #e3e6eb;--text: #1c2330;--muted: #667085;--accent: #2563eb;--accent-soft: #e8efff;--accent-text: #ffffff;--danger: #dc2626;--ok: #16a34a;--warn: #b45309;--warn-soft: #fff7e6;--unread: #0f172a;--sel: #eaf1ff;--radius: 10px;--shadow: 0 10px 30px rgba(15, 23, 42, .12);--font: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;color-scheme:light}@media(prefers-color-scheme:dark){:root{--bg: #0f1218;--panel: #161a22;--panel-2: #1d222c;--line: #2a303c;--text: #e6e9ef;--muted: #98a2b3;--accent: #5b8cff;--accent-soft: #1d2a4a;--unread: #ffffff;--sel: #1f2b45;--warn-soft: #2d230f;--shadow: 0 10px 30px rgba(0, 0, 0, .5);color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font:14px/1.45 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