*{margin:0;padding:0;box-sizing:border-box}html,body{overflow-x:hidden;width:100%;max-width:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background:#f5f7fa;color:#333;line-height:1.6}.container{max-width:1200px;margin:0 auto;padding:20px}.btn{padding:10px 20px;border:none;border-radius:6px;cursor:pointer;font-size:14px;font-weight:500;transition:all .3s ease}.btn-primary{background:#4f46e5;color:#fff}.btn-primary:hover{background:#4338ca}.btn-danger{background:#ef4444;color:#fff}.btn-danger:hover{background:#dc2626}.btn-secondary{background:#6b7280;color:#fff}.btn-secondary:hover{background:#4b5563}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#374151}.form-group input,.form-group textarea,.form-group select{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:6px;font-size:14px}.form-group input:focus,.form-group textarea:focus,.form-group select:focus{outline:none;border-color:#4f46e5;box-shadow:0 0 0 3px #4f46e51a}.card{background:#fff;border-radius:8px;padding:24px;box-shadow:0 1px 3px #0000001a;margin-bottom:20px}.table{width:100%;border-collapse:collapse}.table th,.table td{padding:12px;text-align:left;border-bottom:1px solid #e5e7eb}.table th{background:#f9fafb;font-weight:600;color:#374151}.table tr:hover{background:#f9fafb}.badge{display:inline-block;padding:4px 12px;border-radius:12px;font-size:12px;font-weight:500}.badge-success{background:#d1fae5;color:#065f46}.badge-danger{background:#fee2e2;color:#991b1b}.alert{padding:12px 16px;border-radius:6px;margin-bottom:20px}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}.alert-success{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}