:root {
    --bg: #0b1220;
    --bg-soft: #111827;
    --sidebar: #0f172a;
    --card: #ffffff;
    --card-soft: #f8fafc;
    --text: #0f172a;
    --muted: #64748b;
    --border: #e2e8f0;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-soft: #dbeafe;
    --success: #059669;
    --success-soft: #d1fae5;
    --warning: #d97706;
    --warning-soft: #fef3c7;
    --danger: #dc2626;
    --danger-soft: #fee2e2;
    --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 8px 24px rgba(15, 23, 42, .06);
    --radius: 14px;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
    background: #eef2f7;
    color: var(--text);
    line-height: 1.5;
}

a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.layout { display: flex; min-height: 100vh; }
.sidebar {
    width: 260px;
    background: linear-gradient(180deg, #0f172a 0%, #111c33 100%);
    color: #cbd5e1;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
    border-right: 1px solid rgba(255,255,255,.06);
}
.sidebar-brand {
    padding: 22px 20px 16px;
    border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-brand h2 {
    margin: 0;
    color: #fff;
    font-size: 18px;
    font-weight: 700;
}
.sidebar-brand p {
    margin: 6px 0 0;
    font-size: 12px;
    color: #94a3b8;
}
.domain-badge {
    display: block;
    margin-top: 12px;
    padding: 10px 12px;
    background: rgba(37, 99, 235, .15);
    border: 1px solid rgba(96, 165, 250, .25);
    border-radius: 10px;
    color: #bfdbfe;
    font-size: 11px;
    word-break: break-all;
}
.domain-badge strong { color: #fff; display: block; margin-bottom: 4px; font-size: 12px; }
.sidebar nav { padding: 12px 10px 24px; }
.sidebar a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 14px;
    margin-bottom: 4px;
    border-radius: 10px;
    color: #cbd5e1;
    text-decoration: none;
    font-size: 14px;
    transition: .15s ease;
}
.sidebar a:hover, .sidebar a.active {
    background: rgba(255,255,255,.08);
    color: #fff;
}
.sidebar a.active { background: rgba(37, 99, 235, .25); border: 1px solid rgba(96, 165, 250, .2); }
.sidebar .logout {
    margin-top: 16px;
    color: #fca5a5 !important;
    border-top: 1px solid rgba(255,255,255,.08);
    padding-top: 16px;
    border-radius: 0;
}

.main-wrap { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: sticky;
    top: 0;
    z-index: 10;
}
.topbar h1 { margin: 0; font-size: 22px; font-weight: 700; }
.topbar-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.chip {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: var(--card-soft);
    border: 1px solid var(--border);
}
.chip.online { background: var(--success-soft); color: var(--success); border-color: #a7f3d0; }
.chip.offline { background: #f1f5f9; color: var(--muted); }
.menu-toggle {
    display: none;
    border: 1px solid var(--border);
    background: #fff;
    border-radius: 10px;
    padding: 8px 12px;
    cursor: pointer;
}

.main { padding: 24px; flex: 1; }

.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}
.stat-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(226,232,240,.8);
}
.stat-card .label {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--muted);
    font-weight: 700;
}
.stat-card .num {
    font-size: 30px;
    font-weight: 800;
    margin-top: 8px;
    line-height: 1;
}
.stat-card.primary .num { color: var(--primary); }
.stat-card.success .num { color: var(--success); }
.stat-card.warning .num { color: var(--warning); }

.panel {
    background: var(--card);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(226,232,240,.8);
    margin-bottom: 20px;
}
.panel h2, .panel h3 {
    margin: 0 0 16px;
    font-size: 18px;
}
.panel-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}
.panel-head h2 { margin: 0; }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }

table.data {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
table.data th, table.data td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
table.data th {
    background: var(--card-soft);
    font-weight: 700;
    color: #334155;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .03em;
}
table.data tr:hover td { background: #fafcff; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    background: var(--primary-soft);
    color: var(--primary-dark);
}
.badge-type { background: #ede9fe; color: #6d28d9; }
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-warning { background: var(--warning-soft); color: var(--warning); }

.online { color: var(--success); font-weight: 700; }
.offline { color: var(--muted); }
.muted { color: var(--muted); font-size: 12px; }
.link { font-weight: 600; }

input, select, textarea {
    width: 100%;
    padding: 11px 12px;
    border: 1px solid var(--border);
    border-radius: 10px;
    margin-bottom: 12px;
    font: inherit;
    background: #fff;
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37,99,235,.12);
}
label.field-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: #334155;
}
label.check { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; font-size: 14px; }

button, .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 16px;
    background: var(--primary);
    color: #fff;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    transition: .15s ease;
}
button:hover, .btn:hover { background: var(--primary-dark); text-decoration: none; color: #fff; }
.btn-outline {
    background: #fff;
    color: var(--primary);
    border: 1px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-soft); color: var(--primary-dark); }
.btn-success { background: var(--success); }
.btn-danger { background: var(--danger); }
.btn-sm { padding: 7px 12px; font-size: 12px; }

.alert {
    padding: 12px 14px;
    border-radius: 10px;
    margin-bottom: 16px;
    font-size: 14px;
}
.alert-success { background: var(--success-soft); color: #065f46; border: 1px solid #a7f3d0; }
.alert-error { background: var(--danger-soft); color: #991b1b; border: 1px solid #fecaca; }
.alert-info { background: var(--primary-soft); color: #1e40af; border: 1px solid #bfdbfe; }

.link-card {
    background: var(--card-soft);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
}
.link-card h3 { margin: 0 0 6px; font-size: 15px; }
.link-card p { margin: 0 0 12px; color: var(--muted); font-size: 13px; }
.link-row {
    display: flex;
    gap: 8px;
    align-items: center;
}
.link-row input {
    margin: 0;
    font-family: ui-monospace, monospace;
    font-size: 12px;
    background: #fff;
}

.capture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 16px;
}
.capture-box {
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 14px;
    background: var(--card-soft);
}
.capture-preview .thumb {
    max-width: 100%;
    max-height: 180px;
    border-radius: 10px;
    margin-top: 8px;
    border: 1px solid var(--border);
}
.video-thumb { max-width: 100%; border-radius: 10px; margin-top: 8px; }
.text-preview { margin: 8px 0 0; white-space: pre-wrap; word-break: break-word; }

.bar-chart { margin-top: 8px; }
.bar-row {
    display: grid;
    grid-template-columns: 110px 1fr 40px;
    gap: 10px;
    align-items: center;
    margin-bottom: 10px;
    font-size: 13px;
}
.bar-track {
    height: 10px;
    background: #e2e8f0;
    border-radius: 999px;
    overflow: hidden;
}
.bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #2563eb, #0ea5e9);
    border-radius: 999px;
}

.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.search-box {
    max-width: 320px;
    margin-bottom: 16px;
}

.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: radial-gradient(circle at top, #1e3a8a 0%, #0f172a 55%);
}
.login-card {
    width: 100%;
    max-width: 420px;
    background: rgba(255,255,255,.98);
    border-radius: 18px;
    padding: 32px;
    box-shadow: 0 25px 60px rgba(0,0,0,.35);
}
.login-card h1 { margin: 0 0 6px; font-size: 26px; }
.login-card .sub { color: var(--muted); margin: 0 0 20px; font-size: 14px; }
.login-domain {
    background: var(--primary-soft);
    border: 1px solid #bfdbfe;
    border-radius: 10px;
    padding: 12px;
    margin-bottom: 18px;
    font-size: 13px;
    word-break: break-all;
}
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: #111827;
    color: #fff;
    padding: 12px 16px;
    border-radius: 10px;
    opacity: 0;
    transform: translateY(10px);
    transition: .2s ease;
    z-index: 100;
    pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }

@media (max-width: 900px) {
    .layout { flex-direction: column; }
    .sidebar {
        position: fixed;
        left: -280px;
        top: 0;
        z-index: 50;
        transition: .2s ease;
        height: 100vh;
    }
    .sidebar.open { left: 0; }
    .menu-toggle { display: inline-flex; }
    .grid2 { grid-template-columns: 1fr; }
    .topbar { padding: 14px 16px; }
    .main { padding: 16px; }
    .link-row { flex-direction: column; align-items: stretch; }
}