:root{--bg: #FAFAFA;--surface: #ffffff;--border: #E2E8F0;--text: #0F172A;--muted: #475569;--dim: #94A3B8;--accent: #3B82F6;--primary: #3B82F6;--primary-hover: #2563EB;--success: #10B981;--danger: #E11D48;--radius: 12px;--radius-sm: 8px}body{font-family:Inter,system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--primary);color:#fff;border:none;padding:11px 22px;border-radius:var(--radius);cursor:pointer;font-size:14px;font-weight:600;font-family:inherit;transition:background .15s,box-shadow .15s;box-shadow:0 6px 18px #6366f12e}.btn:hover{background:var(--primary-hover)}.btn:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}.btn-ghost{background:#fff;border:1px solid var(--border);color:var(--text);box-shadow:none}.btn-ghost:hover{background:#f8fafc;border-color:#cbd5e1}.btn-danger{background:var(--danger);box-shadow:0 6px 18px #e11d4826}.btn-danger:hover{background:#be123c}.btn-sm{padding:6px 12px;font-size:12.5px;border-radius:9px;box-shadow:none}input[type=text],input[type=password],input[type=email],html textarea{width:100%;background:#fff;border:1px solid var(--border);color:var(--text);padding:10px 12px;border-radius:var(--radius-sm);font-size:14px;font-family:inherit;transition:border-color .15s,box-shadow .15s}html select{width:100%;background:#fff;border:1px solid var(--border);color:var(--text);padding:10px 36px 10px 12px;border-radius:var(--radius-sm);font-size:14px;font-family:inherit;transition:border-color .15s,box-shadow .15s;min-height:42px;cursor:pointer;-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2364748B' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 12px center}html textarea{min-height:80px;resize:vertical;font-family:ui-monospace,monospace;font-size:13px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #6366f11f}input::-moz-placeholder,textarea::-moz-placeholder{color:var(--dim)}input::placeholder,textarea::placeholder{color:var(--dim)}label.field{display:block;margin-bottom:18px}label.field>span{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px}.check-row{display:flex;align-items:center;gap:10px;margin:12px 0;font-size:14px;color:var(--text)}.check-row input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent)}.switch{position:relative;width:44px;height:24px;flex-shrink:0}.switch input{opacity:0;width:0;height:0}.switch .slider{position:absolute;top:0;right:0;bottom:0;left:0;background:#cbd5e1;border-radius:24px;cursor:pointer;transition:background .2s}.switch .slider:before{content:"";position:absolute;width:18px;height:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:transform .2s;box-shadow:0 1px 3px #0003}.switch input:checked+.slider{background:var(--accent)}.switch input:checked+.slider:before{transform:translate(20px)}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:24px;margin-bottom:20px;box-shadow:0 4px 16px #1e293b0a}.badge{display:inline-block;padding:4px 10px;border-radius:20px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.badge-free{background:#f1f5f9;color:#475569}.badge-monthly{background:#eff6ff;color:#2563eb}.row-toggle{display:flex;justify-content:space-between;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px;font-size:14px;font-weight:500;box-shadow:0 2px 8px #1e293b08}.row-select{display:flex;justify-content:space-between;align-items:center;gap:14px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:10px;box-shadow:0 2px 8px #1e293b08}.row-select-text{display:flex;flex-direction:column;gap:2px;min-width:0;font-size:14px;font-weight:500}.row-select-text .row-sub{font-size:11.5px;font-weight:400;color:var(--dim);line-height:1.45}.row-select select{width:auto;min-width:230px;flex-shrink:0}@media (max-width: 560px){.row-select{flex-direction:column;align-items:stretch}.row-select select{width:100%;min-width:0}}.domain-rules-table{width:100%;border-collapse:collapse;font-size:13px;margin-top:8px}.domain-rules-table th,.domain-rules-table td{text-align:left;padding:8px 10px 8px 0;border-bottom:1px solid var(--border);vertical-align:middle}.domain-rules-table th{color:var(--dim);font-weight:600;font-size:11px;text-transform:uppercase;letter-spacing:.05em}.domain-rules-table .col-actions{width:140px;white-space:nowrap}.domain-rules-table input{width:100%;background:#fff;border:1px solid var(--border);color:var(--text);padding:6px 8px;border-radius:6px;font-size:13px}.domain-rules-table .btn-sm{margin-right:4px}.escalation-table{width:100%;border-collapse:collapse;font-size:14px}.escalation-table th,.escalation-table td{text-align:left;padding:12px 10px;border-bottom:1px solid var(--border)}.escalation-table th{color:var(--dim);font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.05em}.billing-actions{display:flex;gap:12px;flex-wrap:wrap}.sidebar-item{display:flex;align-items:center;gap:10px;width:100%;padding:10px 20px;font-size:14px;font-weight:500;color:var(--muted);cursor:pointer;transition:background .15s,color .15s;background:none;border:none;border-left:3px solid transparent;font-family:inherit;text-align:left;text-decoration:none;border-radius:0 10px 10px 0}.sidebar-item:hover{background:#f1f5f9;color:var(--text);text-decoration:none}.sidebar-item.active{background:#eff6ff;color:var(--primary-hover);border-left-color:var(--accent)}.sidebar-item .icon{width:20px;text-align:center;font-size:14px;flex-shrink:0}.sidebar-divider{height:1px;background:var(--border);margin:14px 20px}.sidebar-user-avatar{width:36px;height:36px;border-radius:50%;background:#dbeafe;color:#2563eb;display:flex;align-items:center;justify-content:center;font-size:14px;flex-shrink:0}.sidebar-signout{background:none;border:none;color:var(--dim);cursor:pointer;font-size:12px;padding:4px 8px;border-radius:6px;font-family:inherit}.sidebar-signout:hover{color:var(--danger);background:#fff1f2}.sidebar-user-meta .sidebar-signout{font-size:11.5px;padding:2px 6px;margin-right:-6px}.toast{position:fixed;bottom:24px;right:24px;padding:12px 20px;border-radius:var(--radius);font-size:14px;z-index:100;animation:slideIn .2s ease-out;box-shadow:0 10px 30px #1e293b26}.toast-success{background:var(--success);color:#fff}.toast-error{background:var(--danger);color:#fff}@keyframes slideIn{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}