:root{--bg: #f4f6fb;--surface: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--primary: #4f46e5;--primary-hover: #4338ca;--danger: #dc2626;--success: #16a34a;--warning: #d97706;--radius: 10px;--shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04)}*{box-sizing:border-box}html,body{margin:0;height:100%;font-family:Segoe UI,Tahoma,system-ui,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}h1,h2,h3{margin:0 0 .5rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1.25rem}.btn{display:inline-flex;align-items:center;gap:.4rem;border:1px solid transparent;border-radius:8px;padding:.5rem .9rem;font-size:.875rem;font-weight:600;cursor:pointer;background:var(--primary);color:#fff;transition:background .15s ease}.btn:hover{background:var(--primary-hover)}.btn.secondary{background:transparent;color:var(--text);border-color:var(--border)}.btn.secondary:hover{background:#f1f5f9}.btn.danger{background:var(--danger)}.btn.small{padding:.3rem .6rem;font-size:.8rem}.btn:disabled{opacity:.55;cursor:not-allowed}.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}.field label{font-size:.8rem;font-weight:600;color:var(--text-muted)}input,select,textarea{font:inherit;padding:.55rem .7rem;border:1px solid var(--border);border-radius:8px;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e526}table{width:100%;border-collapse:collapse}th,td{text-align:start;padding:.7rem .75rem;border-bottom:1px solid var(--border);font-size:.875rem}th{color:var(--text-muted);font-weight:600;font-size:.75rem;text-transform:uppercase;letter-spacing:.03em}.badge{display:inline-block;padding:.2rem .55rem;border-radius:999px;font-size:.72rem;font-weight:600}.badge.green{background:#dcfce7;color:#166534}.badge.blue{background:#dbeafe;color:#1e40af}.badge.amber{background:#fef3c7;color:#92400e}.badge.red{background:#fee2e2;color:#991b1b}.badge.gray{background:#e2e8f0;color:#475569}.page-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.25rem}.toolbar{display:flex;gap:.75rem;flex-wrap:wrap;align-items:flex-end;margin-bottom:1rem}.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}.toast-container{position:fixed;top:1rem;right:1rem;display:flex;flex-direction:column;gap:.5rem;z-index:1000}.toast{padding:.75rem 1rem;border-radius:8px;color:#fff;font-size:.85rem;box-shadow:var(--shadow);cursor:pointer;min-width:240px}.toast.success{background:var(--success)}.toast.error{background:var(--danger)}.toast.info{background:var(--primary)}.muted{color:var(--text-muted)}.empty{text-align:center;color:var(--text-muted);padding:2rem}