.interface-switch {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    min-height: 40px;
    padding: 8px 12px;
    border: 1px solid var(--border-2, var(--line, rgba(15, 23, 42, .16)));
    border-radius: var(--radius, 10px);
    background: var(--surface, #fff);
    color: var(--text, #111827);
    cursor: pointer;
    font: inherit;
    font-size: 12px;
    font-weight: 700;
    text-align: left;
    transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.apex-logo-mark {
    width: 32px !important;
    height: 32px !important;
    flex: 0 0 32px;
    padding: 0 !important;
    overflow: visible;
    background: transparent !important;
}

.apex-logo-canvas {
    display: block;
    width: 32px;
    height: 32px;
}

.detail-brand {
    justify-self: start;
    width: max-content;
    margin-bottom: 4px;
    color: var(--text);
    text-decoration: none;
}

.interface-switch:hover {
    transform: translateY(-1px);
    border-color: var(--accent, #1b4fd8);
}

.interface-switch__icon {
    position: relative;
    width: 28px;
    height: 28px;
    flex: 0 0 auto;
    border-radius: 8px;
    background:
        linear-gradient(90deg, transparent 11px, rgba(255, 255, 255, .34) 11px 13px, transparent 13px),
        linear-gradient(var(--accent, #1b4fd8), var(--accent, #1b4fd8));
}

.interface-switch__icon::before,
.interface-switch__icon::after {
    content: "";
    position: absolute;
    width: 7px;
    height: 7px;
    border-radius: 2px;
    background: rgba(255, 255, 255, .92);
}

.interface-switch__icon::before {
    left: 6px;
    top: 6px;
}

.interface-switch__icon::after {
    right: 6px;
    bottom: 6px;
}

.interface-switch__text {
    display: grid;
    gap: 1px;
    line-height: 1.1;
}

.interface-switch__label,
.interface-switch__meta {
    white-space: nowrap;
}

.interface-switch__meta {
    color: var(--muted, #667085);
    font-size: 10px;
    font-weight: 600;
}

.apex-interface-alt {
    --bg: #071119;
    --surface: #0d1a24;
    --surface-2: #111f2b;
    --panel: #0d1a24;
    --border: rgba(139, 200, 216, .16);
    --border-2: rgba(139, 200, 216, .28);
    --line: rgba(139, 200, 216, .16);
    --line-strong: rgba(139, 200, 216, .32);
    --text: #edf7fa;
    --muted: #8ea7b3;
    --muted-2: #5f7783;
    --accent: #2dd4bf;
    --accent-bg: rgba(45, 212, 191, .13);
    --cyan: #2dd4bf;
    --green: #51d88a;
    --green-bg: rgba(81, 216, 138, .13);
    --green-muted: #86efac;
    --amber: #fbbf24;
    --amber-bg: rgba(251, 191, 36, .13);
    --red: #fb7185;
    --red-bg: rgba(251, 113, 133, .13);
    --shadow-sm: 0 1px 0 rgba(255, 255, 255, .04), 0 14px 34px rgba(0, 0, 0, .24);
    --shadow: 0 1px 0 rgba(255, 255, 255, .04), 0 22px 60px rgba(0, 0, 0, .3);
    --shadow-lg: 0 1px 0 rgba(255, 255, 255, .04), 0 32px 80px rgba(0, 0, 0, .38);
    background:
        radial-gradient(circle at 15% 0%, rgba(45, 212, 191, .16), transparent 32%),
        linear-gradient(180deg, #071119 0%, #0a141d 42%, #061017 100%) !important;
}

.apex-interface-alt::before {
    background-image:
        linear-gradient(rgba(139, 200, 216, .06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 200, 216, .06) 1px, transparent 1px) !important;
    background-size: 42px 42px !important;
    opacity: .82;
}

.apex-interface-alt .topnav {
    background: rgba(8, 17, 25, .88);
    border-bottom-color: var(--border);
}

.apex-interface-alt .nav-brand-mark {
    background: linear-gradient(135deg, #0f766e, #38bdf8);
}

.apex-interface-alt .nav-link.active {
    background: var(--accent);
    color: #031014;
}

.apex-interface-alt .nav-clock,
.apex-interface-alt .interface-switch {
    background: rgba(255, 255, 255, .045);
    border-color: var(--border-2);
    color: var(--text);
}

.apex-interface-alt .interface-switch__icon {
    background:
        linear-gradient(90deg, transparent 11px, rgba(3, 16, 20, .42) 11px 13px, transparent 13px),
        linear-gradient(135deg, #2dd4bf, #38bdf8);
}

.apex-interface-alt .dashboard-hero,
.apex-interface-alt .hero.panel {
    background:
        linear-gradient(135deg, rgba(45, 212, 191, .08), transparent 44%),
        var(--surface);
    border-color: var(--border);
}

.apex-interface-alt .hero-copy {
    border-right-color: var(--border);
}

.apex-interface-alt .hero-console,
.apex-interface-alt .panel,
.apex-interface-alt .stat,
.apex-interface-alt .ops-card,
.apex-interface-alt .filters-panel {
    background: rgba(13, 26, 36, .92);
    border-color: var(--border);
    box-shadow: var(--shadow-sm);
}

.apex-interface-alt .panel__head,
.apex-interface-alt .filters,
.apex-interface-alt .console-top,
.apex-interface-alt .console-grid,
.apex-interface-alt .telemetry-row,
.apex-interface-alt .meta-box,
.apex-interface-alt .info-row,
.apex-interface-alt .note,
.apex-interface-alt .event,
.apex-interface-alt .mini-card {
    background: rgba(255, 255, 255, .035);
    border-color: var(--border);
}

.apex-interface-alt .system-core-map,
.apex-interface-alt .signal-map,
.apex-interface-alt .hero-anim {
    background:
        radial-gradient(circle at 50% 50%, rgba(45, 212, 191, .17), transparent 58%),
        linear-gradient(rgba(139, 200, 216, .08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(139, 200, 216, .08) 1px, transparent 1px),
        #061017;
    background-size: auto, 30px 30px, 30px 30px, auto;
    border-color: var(--border);
}

.apex-interface-alt .stat {
    border-radius: 8px;
}

.apex-interface-alt .stat__value,
.apex-interface-alt .console-grid strong,
.apex-interface-alt .console-top strong,
.apex-interface-alt .ops-score-num,
.apex-interface-alt .kpi__value,
.apex-interface-alt td:last-child {
    color: var(--text);
    text-shadow: 0 0 18px rgba(45, 212, 191, .13);
}

.apex-interface-alt .ops-score-block {
    background:
        linear-gradient(180deg, rgba(45, 212, 191, .16), transparent),
        #051017;
}

.apex-interface-alt .machine-grid {
    background: var(--border);
}

.apex-interface-alt .machine-card {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, .045), rgba(255, 255, 255, .02)),
        var(--surface);
}

.apex-interface-alt .machine-card:hover {
    background: var(--surface-2);
}

.apex-interface-alt .primary-btn,
.apex-interface-alt .primary-button,
.apex-interface-alt .primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #041114;
}

.apex-interface-alt .ghost-btn,
.apex-interface-alt .secondary-button,
.apex-interface-alt .ghost {
    border-color: var(--border-2);
}

.apex-interface-alt .secondary-button {
    color: var(--text);
}

.apex-interface-alt .select,
.apex-interface-alt .search,
.apex-interface-alt .filters select,
.apex-interface-alt .filters input,
.apex-interface-alt .multiselect-header,
.apex-interface-alt .multiselect-dropdown,
.apex-interface-alt .input-group input,
.apex-interface-alt .input-group select {
    background: rgba(255, 255, 255, .045);
    border-color: var(--border-2);
    color: var(--text);
}

.apex-interface-alt option {
    background: #0d1a24;
    color: var(--text);
}

.apex-interface-alt .chip.info,
.apex-interface-alt .tab.active {
    color: var(--accent);
    border-color: rgba(45, 212, 191, .38);
    background: rgba(45, 212, 191, .12);
}

.apex-interface-alt .live-chip,
.apex-interface-alt .chip.ok,
.apex-interface-alt .status-pill.online {
    color: var(--green-muted);
    border-color: rgba(81, 216, 138, .36);
    background: rgba(81, 216, 138, .12);
}

.apex-interface-alt .chip.warn,
.apex-interface-alt .status-pill.warning {
    border-color: rgba(251, 191, 36, .34);
    background: rgba(251, 191, 36, .12);
}

.apex-interface-alt .chip.down,
.apex-interface-alt .chip.offline,
.apex-interface-alt .status-pill.offline {
    border-color: rgba(251, 113, 133, .36);
    background: rgba(251, 113, 133, .12);
}

.apex-interface-alt .chart-wrap canvas,
.apex-interface-alt #trendChart,
.apex-interface-alt #history-chart {
    filter: saturate(1.08) contrast(1.04);
}

.apex-interface-alt table th {
    background: #10202c;
}

.apex-interface-alt table td,
.apex-interface-alt table th {
    border-bottom-color: var(--border);
}

.apex-interface-alt .terminal,
.apex-interface-alt #terminal-container,
.apex-interface-alt .adv-console-body {
    background: #02090d !important;
    border-color: rgba(45, 212, 191, .18);
}

.apex-interface-alt .terminal__top,
.apex-interface-alt .terminal__commands,
.apex-interface-alt .webview__top {
    background: rgba(255, 255, 255, .035);
    border-color: var(--border);
}

.apex-interface-alt .empty-overlay {
    background: rgba(13, 26, 36, .9);
    border-color: var(--border-2);
}

/* Theme Transition Effects */
.theme-ripple {
    position: fixed;
    width: 2px;
    height: 2px;
    background: var(--accent);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 9999;
    animation: theme-ripple-expand 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

@keyframes theme-ripple-expand {
    0% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(3000);
        opacity: 0;
    }
}

/* View Transitions API */
::view-transition-old(root),
::view-transition-new(root) {
    animation-duration: 0.5s;
    animation-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

::view-transition-old(root) {
    animation-name: fade-out;
}

::view-transition-new(root) {
    animation-name: fade-in;
}

@keyframes fade-in {
    from { opacity: 0; transform: scale(0.98); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

@media (max-width: 720px) {
    .interface-switch {
        width: 100%;
        justify-content: flex-start;
    }

    .topnav .interface-switch {
        width: auto;
        min-width: 106px;
        padding: 7px 9px;
    }

    .topnav .interface-switch__label {
        font-size: 0;
    }

    .topnav .interface-switch__label::after {
        content: "Interfaccia";
        font-size: 12px;
    }

    .interface-switch__meta {
        display: none;
    }
}