:root{--sidebar-bg:#0b1728;--sidebar-bg-active:#14243c;--sidebar-text:#93a4bd;--sidebar-text-active:#ffffff;--sidebar-border:#1c2c45;--primary:#2563eb;--primary-hover:#1d4ed8;--primary-light:#dbeafe;--success:#16a34a;--success-light:#dcfce7;--danger:#dc2626;--danger-light:#fee2e2;--warning:#d97706;--warning-light:#fef3c7;--warning-border:#fcd34d;--danger-border:#fca5a5;--purple:#7c3aed;--purple-light:#ede9fe;--teal:#0d9488;--teal-light:#ccfbf1;--bg:#f4f6f9;--surface:#ffffff;--text:#0f172a;--text-muted:#64748b;--border:#e2e8f0;--radius:14px;--shadow:0 1px 3px rgba(15,23,42,0.08),0 1px 2px rgba(15,23,42,0.04);--sidebar-w:260px}:root[data-theme=dark]{--bg:#0f1720;--surface:#182233;--text:#f1f5f9;--text-muted:#94a3b8;--border:#2b3a52;--primary-light:#1e3a6b;--success-light:#14432a;--danger-light:#4c1d1d;--warning-light:#4a3510;--purple-light:#341f66;--teal-light:#0f3d38;--warning-border:#7c5a12;--danger-border:#7a3030}*{box-sizing:border-box}body,html{height:100%}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased}h1,h2,h3{font-weight:700;letter-spacing:-.01em}a{color:inherit}.app-shell{min-height:100vh}.content{padding:24px 20px 100px;max-width:1180px;margin:0 auto}@media (min-width:900px){.content{margin-left:var(--sidebar-w);padding:32px 40px 60px}}.sidebar{display:none}@media (min-width:900px){.sidebar{display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;width:var(--sidebar-w);background:var(--sidebar-bg);border-right:1px solid 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