:root{--primary: #4f46e5;--primary-hover: #4338ca;--secondary: #6b7280;--bg-color: #f9fafb;--text-main: #111827;--text-secondary: #6b7280;--card-bg: #ffffff;--border-color: #e5e7eb;--error: #ef4444;--success: #10b981;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--radius: .5rem}body{margin:0;font-family:system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-main);line-height:1.5}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 1rem}.card{background-color:var(--card-bg);border-radius:var(--radius);box-shadow:var(--shadow-sm);border:1px solid var(--border-color);padding:1.5rem;transition:box-shadow .2s}.card:hover{box-shadow:var(--shadow-md)}h1,h2,h3,h4{color:var(--text-main);margin-top:0;font-weight:600}h1{font-size:1.875rem;margin-bottom:1.5rem}h2{font-size:1.5rem}h3{font-size:1.25rem;margin-bottom:1rem}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}.form-group{margin-bottom:1rem}label{display:block;margin-bottom:.5rem;font-size:.875rem;font-weight:500;color:var(--text-main)}input,select,textarea{width:100%;padding:.625rem;border:1px solid var(--border-color);border-radius:var(--radius);background-color:#fff;font-size:.95rem;transition:border-color .2s,box-shadow .2s}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #4f46e51a}button{display:inline-flex;justify-content:center;align-items:center;padding:.625rem 1.25rem;border:none;border-radius:var(--radius);background-color:var(--primary);color:#fff;font-weight:500;font-size:.95rem;cursor:pointer;transition:all .2s}button:hover{background-color:var(--primary-hover)}button:disabled{opacity:.6;cursor:not-allowed}button.secondary{background-color:#fff;border:1px solid var(--border-color);color:var(--text-main)}button.secondary:hover{background-color:var(--bg-color);border-color:#d1d5db}button.danger{background-color:var(--error)}button.danger:hover{background-color:#dc2626}table{width:100%;border-collapse:separate;border-spacing:0}th{background-color:var(--bg-color);color:var(--text-secondary);font-weight:600;text-align:left;padding:.75rem 1rem;border-bottom:1px solid var(--border-color);font-size:.875rem}td{padding:.75rem 1rem;border-bottom:1px solid var(--border-color);color:var(--text-main);vertical-align:middle}tr:last-child td{border-bottom:none}.text-sm{font-size:.875rem}.text-gray{color:var(--text-secondary)}.text-red{color:var(--error)}.text-green{color:var(--success)}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.flex{display:flex}.gap-2{gap:.5rem}.gap-4{gap:1rem}.items-center{align-items:center}.justify-between{justify-content:space-between}.divider{border-top:1px solid var(--border-color);margin:2rem 0;position:relative;text-align:center}.divider span{background-color:var(--card-bg);padding:0 1rem;position:relative;top:-.75rem;color:var(--text-secondary);font-size:.875rem}.alert{padding:1rem;border-radius:var(--radius);margin-bottom:1rem;font-size:.9rem}.alert-error{background-color:#fef2f2;color:#991b1b;border:1px solid #fecaca}.badge{display:inline-block;padding:.25rem .625rem;border-radius:9999px;font-size:.75rem;font-weight:600}.badge-green{background-color:#d1fae5;color:#065f46}.badge-gray{background-color:#f3f4f6;color:#374151}.badge-red{background-color:#fee2e2;color:#991b1b}