:root{--bg:#f5f7fb;--surface:#ffffff;--surface-muted:#f8fafc;--surface-soft:#f1f5f9;--line:#e2e8f0;--line-strong:#cbd5e1;--text:#0f172a;--muted:#64748b;--primary:#2563eb;--primary-strong:#1d4ed8;--primary-soft:#eff6ff;--success:#16a34a;--success-soft:#f0fdf4;--warning:#d97706;--warning-soft:#fffbeb;--danger:#dc2626;--danger-soft:#fef2f2;--sidebar-bg:#0f172a;--sidebar-text:#cbd5e1;--sidebar-muted:#94a3b8;--sidebar-active:#ffffff;--shadow:0 18px 40px rgba(15,23,42,0.08);--shadow-soft:0 8px 24px rgba(15,23,42,0.06)}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body{min-height:100vh}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{cursor:pointer}.admin-layout,.app-body{min-height:100vh}.admin-layout{display:grid;grid-template-columns:260px 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