*{margin:0;padding:0;box-sizing:border-box}
:root{
    --bg-primary:#0a0b10;
    --bg-secondary:#0f1017;
    --bg-card:#141520;
    --bg-card-hover:#191a28;
    --bg-input:#1a1b28;
    --border:#252638;
    --border-light:#2a2b40;
    --accent:#6366f1;
    --accent-hover:#818cf8;
    --accent-glow:rgba(99,102,241,0.15);
    --accent-dim:rgba(99,102,241,0.08);
    --success:#22c55e;
    --success-dim:rgba(34,197,94,0.15);
    --warning:#f59e0b;
    --warning-dim:rgba(245,158,11,0.15);
    --danger:#ef4444;
    --danger-dim:rgba(239,68,68,0.15);
    --purple:#a855f7;
    --purple-dim:rgba(168,85,247,0.15);
    --text-primary:#e2e8f0;
    --text-secondary:#94a3b8;
    --text-muted:#64748b;
    --sidebar-w:250px;
    --topbar-h:60px;
    --radius:12px;
    --radius-sm:8px;
    --shadow:0 4px 24px rgba(0,0,0,0.3);
}
html,body{height:100%;font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}

.login-container{display:flex;align-items:center;justify-content:center;min-height:100vh;background:linear-gradient(135deg,#0a0b10 0%,#12131f 50%,#0a0b10 100%)}
.login-card{width:100%;max-width:400px;padding:48px 40px;background:var(--bg-card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow),0 0 80px rgba(99,102,241,0.05)}
.login-header{text-align:center;margin-bottom:36px}
.login-logo{font-size:40px;color:var(--accent);margin-bottom:12px}
.login-header h1{font-size:24px;font-weight:700;letter-spacing:-0.5px;margin-bottom:8px}
.login-header p{color:var(--text-muted);font-size:14px}
.login-form{display:flex;flex-direction:column;gap:16px}
.login-form input{width:100%;padding:14px 16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:15px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s}
.login-form input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.login-form button{padding:14px 24px;background:var(--accent);color:#fff;border:none;border-radius:var(--radius-sm);font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .2s}
.login-form button:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 16px var(--accent-glow)}

#app-view{display:flex;min-height:100vh}
.sidebar{width:var(--sidebar-w);background:var(--bg-secondary);border-right:1px solid var(--border);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:100}
.sidebar-header{padding:20px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:10px}
.sidebar-logo{font-size:22px;color:var(--accent)}
.sidebar-header h2{font-size:15px;font-weight:700;letter-spacing:-0.3px}
.sidebar-nav{flex:1;padding:12px;display:flex;flex-direction:column;gap:4px}
.nav-link{display:flex;align-items:center;gap:12px;padding:10px 14px;color:var(--text-secondary);border-radius:var(--radius-sm);font-size:14px;font-weight:500;transition:all .15s}
.nav-link:hover{background:var(--bg-card);color:var(--text-primary)}
.nav-link.active{background:var(--accent-dim);color:var(--accent-hover)}
.nav-svg{width:18px;height:18px;flex-shrink:0}
.sidebar-footer{padding:12px;border-top:1px solid var(--border)}
.logout-btn{display:flex;align-items:center;gap:12px;padding:10px 14px;width:100%;background:none;border:none;color:var(--text-muted);font-size:14px;font-family:inherit;cursor:pointer;border-radius:var(--radius-sm);transition:all .15s}
.logout-btn:hover{background:var(--danger-dim);color:var(--danger)}

.main-content{flex:1;margin-left:var(--sidebar-w);display:flex;flex-direction:column;min-height:100vh}
.topbar{height:var(--topbar-h);padding:0 32px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:rgba(10,11,16,0.85);backdrop-filter:blur(12px);position:sticky;top:0;z-index:50}
.topbar-greeting{font-size:14px;color:var(--text-secondary);font-weight:500}
.topbar-stats{display:flex;gap:24px}
.topbar-stat{display:flex;flex-direction:column;align-items:flex-end;gap:2px}
.stat-label{font-size:10px;text-transform:uppercase;letter-spacing:1px;color:var(--text-muted)}
.topbar .stat-value{font-size:13px;font-weight:600;color:var(--text-primary)}

.content-area{padding:32px;flex:1}

.view-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:28px;flex-wrap:wrap;gap:12px}
.view-header h1{font-size:22px;font-weight:700;letter-spacing:-0.5px}
.view-subtitle{color:var(--text-muted);font-size:13px;margin-top:4px}
.back-link{color:var(--text-muted);font-size:13px;margin-bottom:4px;display:inline-block;transition:color .15s}
.back-link:hover{color:var(--accent)}

.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:32px}
.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;align-items:center;gap:16px;transition:all .2s}
.stat-card:hover{border-color:var(--border-light);box-shadow:0 4px 20px rgba(0,0,0,0.2)}
.stat-gauge,.stat-icon-area{width:72px;height:72px;flex-shrink:0}
.gauge-svg{width:100%;height:100%}
.gauge-fill{transition:stroke-dashoffset .8s ease}
.stat-icon-area{display:flex;align-items:center;justify-content:center}
.net-icon{width:36px;height:36px;color:var(--accent)}
.stat-info{display:flex;flex-direction:column;gap:4px;min-width:0}
.stat-title{font-size:12px;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);font-weight:500}
.stat-info .stat-value{font-size:13px;font-weight:600;color:var(--text-primary);line-height:1.4}

.section{margin-bottom:32px}
.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.section-header h2{font-size:16px;font-weight:600}

.table-container{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.data-table{width:100%;border-collapse:collapse}
.data-table th{padding:12px 16px;text-align:left;font-size:11px;text-transform:uppercase;letter-spacing:0.5px;color:var(--text-muted);font-weight:600;border-bottom:1px solid var(--border);background:var(--bg-secondary)}
.data-table td{padding:12px 16px;font-size:14px;border-bottom:1px solid var(--border)}
.data-table tr:last-child td{border-bottom:none}
.data-table tr:hover td{background:var(--bg-card-hover)}
.domain-link{color:var(--accent-hover);font-weight:500;transition:color .15s}
.domain-link:hover{text-decoration:underline}
.mono{font-family:'SF Mono','Fira Code','Cascadia Code',monospace;font-size:13px}

.badge{display:inline-block;padding:3px 10px;border-radius:20px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:0.3px}
.badge-green{background:var(--success-dim);color:var(--success)}
.badge-red{background:var(--danger-dim);color:var(--danger)}
.badge-blue{background:var(--accent-dim);color:var(--accent-hover)}
.badge-purple{background:var(--purple-dim);color:var(--purple)}
.badge-lg{padding:5px 14px;font-size:12px}

.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border:none;border-radius:var(--radius-sm);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .15s;color:var(--text-primary)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 16px var(--accent-glow)}
.btn-ghost{background:transparent;color:var(--text-secondary);padding:6px 10px}
.btn-ghost:hover{background:var(--bg-card-hover);color:var(--text-primary)}
.btn-ghost.btn-danger:hover{background:var(--danger-dim);color:var(--danger)}
.btn-sm{padding:6px 14px;font-size:13px}
.btn-xs{padding:4px 8px;font-size:12px}
.btn-lg{padding:14px 28px;font-size:15px;width:100%;justify-content:center}

.form-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;max-width:600px}
.form-group{margin-bottom:20px}
.form-group label{display:block;margin-bottom:8px;font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:0.3px}
.label-hint{font-weight:400;text-transform:none;letter-spacing:0;color:var(--text-muted)}
.form-input{width:100%;padding:11px 14px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit;outline:none;transition:border-color .2s,box-shadow .2s}
.form-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.form-input-sm{padding:8px 12px;font-size:13px}
.form-actions{margin-top:28px}

.mode-toggle{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.mode-btn{display:flex;flex-direction:column;align-items:center;gap:6px;padding:16px;background:var(--bg-input);border:2px solid var(--border);border-radius:var(--radius);cursor:pointer;transition:all .2s;font-family:inherit;color:var(--text-secondary)}
.mode-btn:hover{border-color:var(--border-light)}
.mode-btn.active{border-color:var(--accent);background:var(--accent-dim);color:var(--text-primary)}
.mode-icon{font-size:24px}
.mode-name{font-size:14px;font-weight:600}
.mode-desc{font-size:11px;color:var(--text-muted)}

.mode-switch{display:flex;background:var(--bg-input);border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--border)}
.mode-switch-btn{flex:1;padding:8px 16px;background:none;border:none;color:var(--text-muted);font-size:13px;font-weight:600;font-family:inherit;cursor:pointer;transition:all .15s}
.mode-switch-btn.active{background:var(--accent);color:#fff}
.mode-switch-btn:hover:not(.active){background:var(--bg-card-hover);color:var(--text-primary)}

.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.detail-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px}
.detail-card h3{font-size:14px;font-weight:600;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.detail-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}
.detail-row:last-of-type{border-bottom:none}
.detail-label{font-size:13px;color:var(--text-muted)}
.detail-value{font-size:13px;color:var(--text-primary);text-align:right;word-break:break-all}

.ip-list{margin-bottom:16px;max-height:200px;overflow-y:auto}
.ip-row{display:flex;align-items:center;gap:12px;padding:8px 0;border-bottom:1px solid var(--border)}
.ip-row:last-child{border-bottom:none}
.ip-note{flex:1;font-size:12px;color:var(--text-muted)}
.ip-add-form{display:flex;gap:8px;align-items:center;margin-top:12px;flex-wrap:wrap}
.ip-add-form .form-input{flex:1;min-width:120px}

.origin-input-row{display:flex;gap:8px;align-items:center;margin-bottom:8px}

.chart-container{height:200px;position:relative}
.chart-sm{height:180px}
.chart-empty{display:flex;align-items:center;justify-content:center;height:100%}

.muted{color:var(--text-muted);font-size:13px}
.error-text{color:var(--danger);font-size:13px;margin-top:8px;min-height:18px}
.success-text{color:var(--success);font-size:13px;margin-top:8px}
.loading-text{color:var(--text-muted);font-size:14px;padding:32px;text-align:center}

.empty-state{padding:48px 32px;text-align:center;color:var(--text-muted)}
.empty-state p{margin-bottom:16px;font-size:15px}

.header-actions{display:flex;gap:12px;align-items:center}

@media(max-width:1200px){.stats-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1024px){.detail-grid{grid-template-columns:1fr}}
@media(max-width:768px){
    .sidebar{transform:translateX(-100%);transition:transform .3s}
    .sidebar.open{transform:translateX(0)}
    .main-content{margin-left:0}
    .stats-grid{grid-template-columns:1fr 1fr}
    .content-area{padding:16px}
    .topbar{padding:0 16px}
    .mode-toggle{grid-template-columns:1fr}
}

::-webkit-scrollbar{width:6px;height:6px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}
::-webkit-scrollbar-thumb:hover{background:var(--border-light)}

.td-date{font-size:12px;color:var(--text-muted);white-space:nowrap}

.content-tabs-bar{display:flex;gap:4px;margin-bottom:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px}
.content-tab{flex:1;padding:10px 20px;background:none;border:none;color:var(--text-muted);font-size:14px;font-weight:600;font-family:inherit;cursor:pointer;border-radius:6px;transition:all .15s;text-align:center}
.content-tab.active{background:var(--accent);color:#fff}
.content-tab:hover:not(.active){background:var(--bg-card-hover);color:var(--text-primary)}
.content-form-card{max-width:100%}
.content-textarea{width:100%;min-height:360px;padding:16px;background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text-primary);font-family:'SF Mono','Fira Code','Cascadia Code',monospace;font-size:13px;line-height:1.6;resize:vertical;outline:none;transition:border-color .2s,box-shadow .2s;tab-size:2}
.content-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.content-actions{display:flex;align-items:center;gap:12px;margin-top:12px}
.content-status{font-size:12px;color:var(--text-muted);flex:1}
.content-active{color:var(--success)}
.content-error{color:var(--danger)}

.dns-ok{background:var(--success-dim);color:var(--success);border:none;cursor:default}
.dns-no{background:var(--danger-dim);color:var(--danger);border:none;cursor:default}