:root{--bg:#f4f7fb;--panel:#fff;--panel-2:#f7f9fc;--text:#172033;--muted:#6d778b;--line:#e7eaf0;--primary:#4b6cff;--primary-dark:#3451dd;--cyan:#18b6c9;--green:#19a974;--amber:#f5a524;--red:#e5484d;--shadow:0 16px 48px rgba(25,42,78,.08)}[data-theme=dark]{--bg:#0d1320;--panel:#151d2c;--panel-2:#1b2536;--text:#f2f5fb;--muted:#95a0b5;--line:#273247;--primary:#6f88ff;--shadow:0 16px 48px rgba(0,0,0,.25)}*{box-sizing:border-box}html{font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:var(--text);background:var(--bg)}body{margin:0;min-height:100vh;background:var(--bg)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.app-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.sidebar{position:sticky;top:0;height:100vh;padding:24px 18px;background:#11192a;color:#d9e0ee;overflow-y:auto}.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:18px;margin:0 8px 28px;color:#fff}.brand 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