:root {
    --primary: #0f3460;
    --secondary: #16213e;
    --accent: #e94560;
    --dark: #1a1a2e;
    --success: #00b894;
    --warning: #fdcb6e;
    --danger: #e17055;
    --surface: #ffffff;
    --surface-soft: #f7f9fc;
    --text: #172033;
    --muted: #718096;
    --border: #e5eaf2;
}

body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background:
        radial-gradient(circle at 75% 0%, rgba(15, 52, 96, 0.08), transparent 30rem),
        #f1f4f9;
    color: var(--text);
    margin: 0;
    padding: 0;
}

/* Sidebar Styles */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background-color: var(--dark);
    color: white;
    z-index: 1000;
}

.sidebar-brand {
    padding: 1.5rem;
    font-size: 1.4rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.sidebar-brand-image {
    width: 52px;
    height: 24px;
    object-fit: contain;
    filter: drop-shadow(0 4px 8px rgba(0, 184, 148, 0.3));
}

.sidebar-nav {
    margin-top: 1rem;
}

.sidebar-nav a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.3s ease;
}

.sidebar-nav a:hover, .sidebar-nav a.active {
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
    border-left: 4px solid var(--accent);
}

.sidebar-nav a i {
    width: 25px;
}

.sidebar-footer {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 1rem 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    background-color: rgba(0,0,0,0.2);
}

/* Main Content */
.main-content {
    margin-left: 250px;
    padding: 0;
    min-height: 100vh;
}

.top-navbar {
    background-color: white;
    padding: 1rem 2rem;
    border-bottom: 1px solid #e1e4e8;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 900;
}

.content-area {
    padding: 2rem;
}

/* Dashboard Cards */
.stat-card {
    background-color: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-left: 4px solid #ddd;
    animation: fadeIn 0.5s;
    height: 100%;
}

.stat-card.blue { border-color: var(--primary); }
.stat-card.green { border-color: var(--success); }
.stat-card.red { border-color: var(--danger); }
.stat-card.orange { border-color: var(--warning); }
.stat-card.cyan { border-color: #35a7c6; }

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #333;
}

.stat-label {
    color: #888;
    font-size: 0.85rem;
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.stat-icon {
    font-size: 2.5rem;
    opacity: 0.3;
}

/* Dynamic Switch Dashboard */
.dashboard-shell {
    width: min(100%, 1600px);
    margin: 0 auto;
}

.dashboard-hero {
    position: relative;
    isolation: isolate;
    min-height: 250px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.9fr);
    align-items: center;
    overflow: hidden;
    margin-bottom: 1.25rem;
    padding: 2rem 2.25rem;
    border-radius: 22px;
    color: white;
    background:
        radial-gradient(circle at 75% 20%, rgba(62, 210, 197, 0.22), transparent 30%),
        linear-gradient(125deg, #111b31 0%, #162d4d 55%, #0f3460 100%);
    box-shadow: 0 18px 45px rgba(22, 33, 62, 0.18);
}

.dashboard-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0.14;
    background-image:
        linear-gradient(rgba(255,255,255,0.12) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.12) 1px, transparent 1px);
    background-size: 38px 38px;
    mask-image: linear-gradient(to right, black, transparent 72%);
}

.dashboard-hero-content {
    position: relative;
    z-index: 2;
    max-width: 620px;
}

.live-kicker,
.section-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.65rem;
    color: #75e6d6;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.live-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #4fffc1;
    box-shadow: 0 0 0 0 rgba(79, 255, 193, 0.55);
    animation: livePulse 2s infinite;
}

.dashboard-hero h2 {
    margin-bottom: 0.55rem;
    font-size: clamp(1.75rem, 3vw, 2.6rem);
    font-weight: 750;
    letter-spacing: -0.035em;
}

.dashboard-hero p {
    max-width: 570px;
    margin-bottom: 1.35rem;
    color: rgba(255, 255, 255, 0.68);
    font-size: 1rem;
}

.hero-health-row {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.sync-copy {
    display: grid;
    gap: 0.28rem;
}

.sync-copy strong { font-size: 0.94rem; }
.sync-copy span { color: rgba(255,255,255,0.6); font-size: 0.8rem; }

.dashboard-hero-visual {
    position: relative;
    min-height: 190px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.switch-glow {
    position: absolute;
    width: 75%;
    height: 55%;
    border-radius: 50%;
    background: rgba(46, 204, 180, 0.27);
    filter: blur(42px);
}

.hero-switch-image {
    position: relative;
    z-index: 1;
    width: min(100%, 570px);
    filter: drop-shadow(0 26px 24px rgba(0, 0, 0, 0.42));
    animation: switchFloat 5s ease-in-out infinite;
}

.dashboard-stat-card {
    min-height: 138px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    overflow: hidden;
    border: 1px solid var(--border);
    border-left-width: 4px;
    box-shadow: 0 10px 24px rgba(18, 33, 58, 0.07);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dashboard-stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 32px rgba(18, 33, 58, 0.11);
}

.dashboard-stat-card .stat-number {
    font-size: 2.15rem;
    line-height: 1;
    color: var(--text);
}

.stat-hint {
    margin-top: 0.5rem;
    color: var(--muted);
    font-size: 0.72rem;
}

.stat-visual {
    width: 58px;
    height: 58px;
    flex: 0 0 58px;
    display: grid;
    place-items: center;
    border-radius: 17px;
    font-size: 1.35rem;
    background: #edf3fb;
    color: var(--primary);
}

.stat-visual.success { color: #079778; background: #e8faf5; }
.stat-visual.danger { color: #db5f4a; background: #fff0ed; }
.stat-visual.good { color: #167f9f; background: #e8f8fc; }
.stat-visual.warning { color: #c58a0a; background: #fff8e5; }
.switch-stat-visual { width: 88px; background: linear-gradient(135deg, #edf4fb, #f8fbff); }

.stat-switch-image {
    width: 84px;
    filter: drop-shadow(0 7px 7px rgba(15, 52, 96, 0.22));
}

.dashboard-table-card {
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 12px 34px rgba(18, 33, 58, 0.08);
}

.dashboard-table-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.4rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.dashboard-table-header .section-eyebrow {
    margin-bottom: 0.2rem;
    color: #3971a8;
}

.dashboard-table-header .card-title {
    color: var(--text);
    font-weight: 750;
}

.dashboard-table-header p { font-size: 0.78rem; }

.dashboard-tools {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.dashboard-tools .form-select {
    width: 136px;
    min-height: 40px;
    border-color: var(--border);
    border-radius: 11px;
}

.dashboard-search {
    min-width: 285px;
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.55rem 0.8rem;
    border: 1px solid var(--border);
    border-radius: 11px;
    background: var(--surface-soft);
    color: var(--muted);
}

.dashboard-search:focus-within {
    border-color: #6c9bc8;
    box-shadow: 0 0 0 3px rgba(57, 113, 168, 0.12);
}

.dashboard-search input {
    width: 100%;
    border: 0;
    outline: 0;
    background: transparent;
    color: var(--text);
    font-size: 0.84rem;
}

.dashboard-device-table { min-width: 1060px; }

.dashboard-device-table thead {
    background: #f7f9fc;
    color: #718096;
}

.dashboard-device-table thead th {
    padding: 0.9rem 1rem;
    border-bottom: 1px solid var(--border);
    font-size: 0.67rem;
    font-weight: 800;
    letter-spacing: 0.055em;
    text-transform: uppercase;
    white-space: nowrap;
}

.dashboard-device-table tbody td {
    padding: 0.9rem 1rem;
    border-color: #edf0f5;
    color: #455066;
    font-size: 0.82rem;
}

.dashboard-device-table tbody tr {
    transition: background 0.18s ease, transform 0.18s ease;
}

.dashboard-device-table tbody tr[data-device-id]:hover { background: #f7fbff; }

.device-identity {
    min-width: 190px;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.device-identity strong {
    display: block;
    color: var(--text);
    font-size: 0.88rem;
}

.device-identity small {
    display: block;
    margin-top: 0.12rem;
    color: var(--muted);
    font-size: 0.68rem;
}

.device-thumbnail {
    width: 54px;
    height: 38px;
    flex: 0 0 54px;
    display: grid;
    place-items: center;
    overflow: hidden;
    border: 1px solid #dce7f2;
    border-radius: 10px;
    background: linear-gradient(145deg, #edf4fb, #ffffff);
}

.device-thumbnail img { width: 62px; filter: drop-shadow(0 4px 4px rgba(15,52,96,0.24)); }

.dashboard-device-table code {
    padding: 0.24rem 0.48rem;
    border-radius: 6px;
    background: #edf3f9;
    color: #315f8d;
    font-size: 0.75rem;
}

.device-status {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.34rem 0.58rem;
    border-radius: 999px;
    font-size: 0.7rem;
    font-weight: 700;
}

.device-status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
}

.status-excellent { color: #087f62; background: #e5faf3; }
.status-excellent .device-status-dot { animation: statusPulse 2s infinite; }
.status-good { color: #167f9f; background: #e7f7fb; }
.status-warning { color: #b56e00; background: #fff3d6; }
.status-no-data { color: #7a8497; background: #edf0f4; }
.status-disabled { color: #718096; background: #edf0f4; }

.interface-summary {
    min-width: 105px;
    display: grid;
    gap: 0.38rem;
    color: #647087;
    font-size: 0.72rem;
}

.interface-summary strong { color: #27364d; }

.interface-progress {
    width: 100%;
    height: 5px;
    overflow: hidden;
    border-radius: 999px;
    background: #e8edf3;
}

.interface-progress span {
    display: block;
    height: 100%;
    border-radius: inherit;
    background: linear-gradient(90deg, #00a982, #60d8bf);
    transition: width 0.4s ease;
}

.alarm-count {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: #96a0b2;
    font-weight: 700;
}

.alarm-count.has-alarm { color: #c77900; }
.last-poll-time { color: #718096; white-space: nowrap; font-size: 0.72rem; }

.device-detail-link {
    width: 34px;
    height: 34px;
    display: inline-grid;
    place-items: center;
    border: 1px solid #d9e4ef;
    border-radius: 10px;
    color: #315f8d;
    text-decoration: none;
    transition: all 0.18s ease;
}

.device-detail-link:hover {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
    transform: translateX(2px);
}

.dashboard-empty-state {
    height: 260px;
    text-align: center;
    color: var(--muted);
}

.dashboard-empty-state > * { display: block; margin-left: auto; margin-right: auto; }
.dashboard-empty-state strong { margin-bottom: 0.35rem; color: var(--text); font-size: 1rem; }
.dashboard-empty-state span { margin-bottom: 0.9rem; font-size: 0.82rem; }
.dashboard-empty-state > i { margin-bottom: 0.75rem; font-size: 2rem; color: #9cabbc; }
.empty-switch-image { width: 150px; margin-bottom: 0.7rem; filter: drop-shadow(0 8px 8px rgba(15,52,96,0.18)); }

/* Tables */
.table thead {
    background-color: var(--secondary);
    color: white;
}

.table thead th {
    border-bottom: none;
    font-weight: 500;
}

/* Badges */
.badge {
    padding: 0.4em 0.6em;
    font-weight: 500;
}
.badge-mikrotik { background-color: #0096d6; color: white; }
.badge-huawei { background-color: #e4002b; color: white; }
.badge-cisco { background-color: #049fd9; color: white; }
.badge-juniper { background-color: #84bd00; color: white; }

/* Status & Optical Power */
.power-excellent { color: #087f62; }
.power-good { color: #167f9f; }
.power-warning { color: #b56e00; font-weight: bold; }

.optical-grade {
    display: inline-block;
    margin-left: 0.35rem;
    padding: 0.2rem 0.4rem;
    border-radius: 999px;
    font-size: 0.62rem;
    line-height: 1;
    vertical-align: middle;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
}
.status-dot.up { background-color: var(--success); }
.status-dot.down { background-color: var(--danger); }

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark) 0%, var(--secondary) 100%);
    margin: 0;
}

.login-card {
    background-color: white;
    border-radius: 16px;
    padding: 2.5rem;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
    width: 100%;
    max-width: 420px;
}

.login-logo {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary);
}

/* Charts */
.chart-container {
    background-color: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-top: 1rem;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
}

.traffic-chart-card {
    overflow: hidden;
    padding: 0;
    border: 1px solid #e5e7eb !important;
}

.traffic-chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    padding: 1.25rem 1.35rem 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid #e5e7eb;
}

.traffic-chart-eyebrow {
    margin-bottom: 0.25rem;
    color: #4d7c0f;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.traffic-chart-title {
    margin: 0;
    color: #172033;
    font-size: 1.05rem;
    font-weight: 750;
}

.traffic-chart-meta {
    margin-top: 0.2rem;
    color: #6b7280;
    font-size: 0.78rem;
}

.traffic-chart-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.traffic-chart-actions .form-select { width: 132px; }

.traffic-chart-plot {
    position: relative;
    height: 390px;
    padding: 1rem 1.1rem 0.4rem;
    background: #fffefe;
}

.traffic-chart-empty {
    position: absolute;
    inset: 1rem;
    z-index: 2;
    display: grid;
    place-items: center;
    color: #64748b;
    font-size: 0.88rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(2px);
}

.traffic-chart-empty.is-error { color: #b91c1c; }

.traffic-stats {
    margin: 0 1.35rem 1.25rem;
    overflow: hidden;
    border: 1px solid #dbe1e8;
    border-radius: 10px;
    color: #273244;
    background: #f8fafc;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.76rem;
}

.traffic-stats-head,
.traffic-stats-row {
    display: grid;
    grid-template-columns: minmax(82px, 1.1fr) repeat(4, minmax(90px, 1fr));
    align-items: center;
    column-gap: 0.8rem;
    padding: 0.58rem 0.8rem;
}

.traffic-stats-head {
    color: #6b7280;
    background: #eef2f6;
    border-bottom: 1px solid #dbe1e8;
    font-size: 0.66rem;
    font-weight: 800;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.traffic-stats-row + .traffic-stats-row { border-top: 1px solid #e5e7eb; }
.traffic-in-row { background: rgba(236, 252, 203, 0.48); }
.traffic-out-row { background: rgba(238, 242, 255, 0.62); }

.traffic-series-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 800;
}

.traffic-swatch {
    width: 0.7rem;
    height: 0.7rem;
    border: 1px solid rgba(15, 23, 42, 0.25);
    border-radius: 2px;
}

.traffic-swatch-in { background: #84cc16; }
.traffic-swatch-out { background: #4f46e5; }

.traffic-volume-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 0.62rem 0.8rem;
    color: #64748b;
    background: #ffffff;
    border-top: 1px solid #dbe1e8;
    font-size: 0.7rem;
}

.latency-monitor-card {
    overflow: hidden;
    padding: 0;
    border: 1px solid #e5e7eb !important;
}

.latency-chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    padding: 1.25rem 1.35rem 1rem;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-bottom: 1px solid #e5e7eb;
}

.latency-chart-eyebrow {
    margin-bottom: 0.25rem;
    color: #15803d;
    font-size: 0.7rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.latency-chart-title {
    margin: 0;
    color: #172033;
    font-size: 1.05rem;
    font-weight: 750;
}

.latency-chart-meta {
    margin-top: 0.2rem;
    color: #6b7280;
    font-size: 0.78rem;
}

.latency-chart-actions {
    display: flex;
    align-items: center;
    gap: 0.55rem;
}

.latency-chart-actions .form-select { width: 122px; }

.chart-custom-range {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.55rem;
    padding: 0.72rem 1.35rem;
    color: #4b5563;
    background: #f8fafc;
    border-bottom: 1px solid #e5e7eb;
    font-size: 0.78rem;
}

.chart-custom-range label {
    margin: 0;
    font-weight: 700;
    white-space: nowrap;
}

.chart-custom-range .form-control {
    width: 205px;
    color: #273244;
    background: #ffffff;
}

.chart-custom-range .btn { white-space: nowrap; }

.chart-range-error {
    flex-basis: 100%;
    min-height: 0;
    color: #b91c1c;
    font-size: 0.72rem;
    font-weight: 600;
}

.chart-range-error:empty { display: none; }

.latency-chart-plot {
    position: relative;
    height: 390px;
    padding: 1rem 1.1rem 0.3rem;
    background: #fffefe;
}

.latency-chart-empty {
    position: absolute;
    inset: 1rem;
    z-index: 2;
    display: grid;
    place-items: center;
    color: #64748b;
    font-size: 0.88rem;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.84);
    backdrop-filter: blur(2px);
}

.latency-chart-empty.is-error { color: #b91c1c; }

.latency-chart-legend {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.65rem 1.25rem;
    margin: 0 1.35rem 0.9rem;
    color: #64748b;
    font-size: 0.72rem;
}

.latency-chart-legend span {
    display: inline-flex;
    align-items: center;
    gap: 0.42rem;
}

.latency-chart-legend i { display: inline-block; flex: 0 0 auto; }

.latency-legend-line {
    width: 1.35rem;
    height: 3px;
    border-radius: 999px;
    background: #22c55e;
}

.latency-legend-smoke {
    width: 1.35rem;
    height: 0.7rem;
    border-radius: 2px;
    background: linear-gradient(180deg, rgba(100,116,139,.2), rgba(51,65,85,.42), rgba(100,116,139,.2));
}

.latency-legend-loss {
    width: 0.62rem;
    height: 0.72rem;
    border-radius: 2px;
    background: #dc2626;
}

.latency-stat-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 1px;
    margin: 0 1.35rem;
    overflow: hidden;
    border: 1px solid #dbe1e8;
    border-radius: 10px 10px 0 0;
    background: #dbe1e8;
}

.latency-stat-grid > div {
    min-width: 0;
    padding: 0.7rem 0.78rem;
    background: #f8fafc;
}

.latency-stat-grid span {
    display: block;
    margin-bottom: 0.18rem;
    color: #6b7280;
    font-size: 0.62rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.latency-stat-grid strong {
    display: block;
    overflow: hidden;
    color: #1f2937;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.82rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.latency-loss-strip {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.45rem 1rem;
    margin: 0 1.35rem 1.25rem;
    padding: 0.62rem 0.8rem;
    color: #64748b;
    background: #ffffff;
    border: 1px solid #dbe1e8;
    border-top: 0;
    border-radius: 0 0 10px 10px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.7rem;
}

.latency-loss-label {
    color: #b91c1c;
    font-weight: 800;
}

.latency-update-meta { margin-left: auto; }

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes livePulse {
    0% { box-shadow: 0 0 0 0 rgba(79, 255, 193, 0.55); }
    70% { box-shadow: 0 0 0 8px rgba(79, 255, 193, 0); }
    100% { box-shadow: 0 0 0 0 rgba(79, 255, 193, 0); }
}

@keyframes statusPulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.48; transform: scale(0.78); }
}

@keyframes switchFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-7px); }
}

@media (max-width: 1100px) {
    .dashboard-hero {
        grid-template-columns: minmax(0, 1fr) 340px;
    }

    .dashboard-hero-visual { min-height: 150px; }
    .dashboard-tools { align-items: stretch; flex-direction: column; }
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        display: none;
    }
    .main-content {
        margin-left: 0;
    }

    .content-area { padding: 1rem; }

    .top-navbar {
        padding: 0.85rem 1rem;
    }

    .dashboard-hero {
        min-height: 430px;
        grid-template-columns: 1fr;
        align-items: start;
        padding: 1.5rem;
    }

    .dashboard-hero-visual {
        min-height: 120px;
        align-items: flex-end;
    }

    .hero-switch-image { width: min(100%, 430px); }

    .dashboard-table-header {
        align-items: stretch;
        flex-direction: column;
    }

    .dashboard-search { min-width: 0; width: 100%; }
    .dashboard-tools .form-select { width: 100%; }

    .traffic-chart-header {
        align-items: stretch;
        flex-direction: column;
    }

    .traffic-chart-actions .form-select { width: 100%; }
    .traffic-chart-actions { width: 100%; }
    .traffic-chart-plot { height: 330px; padding-inline: 0.35rem; }

    .traffic-stats { margin-inline: 0.75rem; overflow-x: auto; }
    .traffic-stats-head,
    .traffic-stats-row { min-width: 620px; }

    .traffic-volume-row {
        align-items: flex-start;
        flex-direction: column;
        min-width: 620px;
    }

    .latency-chart-header {
        align-items: stretch;
        flex-direction: column;
    }

    .latency-chart-actions { width: 100%; }
    .latency-chart-actions .form-select { width: 100%; }
    .latency-chart-plot { height: 330px; padding-inline: 0.35rem; }
    .latency-chart-legend { margin-inline: 0.75rem; }
    .latency-stat-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-inline: 0.75rem; }
    .latency-loss-strip { align-items: flex-start; flex-direction: column; margin-inline: 0.75rem; }
    .latency-update-meta { margin-left: 0; }

    .chart-custom-range {
        align-items: stretch;
        padding-inline: 0.75rem;
    }

    .chart-custom-range label { align-self: center; }
    .chart-custom-range .form-control { flex: 1 1 210px; width: auto; }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}