/* Hacker Search Engines & Tactical Hardware Devices - Neo-Bauhaus Style - Spacious & Uncongested */

/* Main Tab Navigation */
.view-mode-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}

.view-tab-btn {
    flex: 1;
    min-width: 300px;
    padding: 18px 28px;
    background: var(--bg-card);
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--box-shadow);
    color: var(--text-main);
    font-family: 'Space Mono', monospace;
    font-size: 1.1rem;
    font-weight: 900;
    cursor: pointer;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.view-tab-btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: var(--box-shadow-hover);
}

.view-tab-btn.active {
    background: var(--text-main);
    color: var(--bg-panel);
    border-color: var(--border-color);
    box-shadow: 4px 4px 0 var(--bauhaus-red);
}

/* Header Banner */
.engines-header-banner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    background: var(--bg-card);
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--box-shadow);
    padding: 28px 32px;
    margin-bottom: 36px;
    border-radius: 4px;
}

.banner-motto {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #000;
    color: #00ffcc;
    font-family: 'Space Mono', monospace;
    font-size: 0.88rem;
    font-weight: 700;
    padding: 8px 16px;
    border: 2px solid #00ffcc;
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.banner-stats-group {
    display: flex;
    gap: 18px;
    flex-wrap: wrap;
}

.banner-stat-box {
    display: flex;
    flex-direction: column;
    padding: 10px 20px;
    border: 2px solid var(--border-color);
    background: var(--bg-base);
    font-family: 'Space Mono', monospace;
    min-width: 120px;
}

.banner-stat-box .stat-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    margin-bottom: 2px;
}

.banner-stat-box .stat-val {
    font-size: 1.35rem;
    font-weight: 900;
    color: var(--text-main);
}

/* Filter Toolbar */
.engines-toolbar {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-bottom: 40px;
}

.engines-search-box {
    position: relative;
    width: 100%;
}

.engines-search-input {
    width: 100%;
    padding: 16px 24px 16px 54px;
    font-family: 'Space Mono', monospace;
    font-size: 1.05rem;
    font-weight: 600;
    border: var(--border-width) solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    box-shadow: var(--box-shadow);
    outline: none;
    transition: all 0.2s ease;
    border-radius: 4px;
}

.engines-search-input:focus {
    box-shadow: var(--box-shadow-hover);
    border-color: var(--cyber-cyan);
}

.search-icon-badge {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.35rem;
    pointer-events: none;
}

.filter-pills-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.filter-pill {
    padding: 10px 18px;
    border: 2px solid var(--border-color);
    background: var(--bg-card);
    color: var(--text-main);
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    box-shadow: 2px 2px 0 var(--border-color);
    transition: all 0.15s ease;
    text-transform: uppercase;
    border-radius: 2px;
}

.filter-pill:hover {
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--border-color);
}

.filter-pill.active {
    background: var(--text-main);
    color: var(--bg-panel);
    border-color: var(--border-color);
    box-shadow: 4px 4px 0 var(--bauhaus-blue);
}

/* Tab Panels */
.tab-content-panel {
    display: none;
}

.tab-content-panel.active {
    display: block;
}

/* =========================================
   HARDWARE DEVICES STYLING (Spacious & Clean)
   ========================================= */
.devices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(460px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

@media (max-width: 540px) {
    .devices-grid {
        grid-template-columns: 1fr;
    }
}

.device-card {
    background: var(--bg-card);
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--box-shadow);
    padding: 26px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.device-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--box-shadow-hover);
}

.device-top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.device-num-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--bauhaus-red);
    color: #fff;
    font-family: 'Space Mono', monospace;
    font-weight: 900;
    font-size: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 2px;
}

.device-category-chip {
    font-size: 0.76rem;
    font-family: 'Space Mono', monospace;
    font-weight: 800;
    text-transform: uppercase;
    padding: 5px 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-base);
    border-radius: 2px;
}

/* Device Illustration Image Frame - Floating Transparent Device */
.device-img-frame {
    width: 100%;
    height: 190px;
    background: transparent;
    border: none;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
    overflow: visible;
    padding: 6px 0;
    cursor: pointer;
    position: relative;
    perspective: 800px;
    transition: transform 0.25s ease;
}

.device-img-frame:hover {
    border: none;
    box-shadow: none;
}

.device-img-frame img {
    max-width: 90%;
    max-height: 175px;
    object-fit: contain;
    filter: drop-shadow(0 14px 22px rgba(0, 0, 0, 0.7));
    transition: transform 0.3s cubic-bezier(0.2, 0.8, 0.2, 1), filter 0.3s ease;
    animation: deviceFloatAnim 4.5s ease-in-out infinite;
    pointer-events: none;
}

@keyframes deviceFloatAnim {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-8px) rotate(0.4deg);
    }
}

.device-card:hover .device-img-frame img {
    filter: drop-shadow(0 20px 28px rgba(0, 200, 215, 0.4)) drop-shadow(0 8px 18px rgba(0, 0, 0, 0.85));
}

.device-inspect-hint {
    position: absolute;
    bottom: 0px;
    right: 8px;
    background: rgba(10, 15, 30, 0.9);
    color: #00ffcc;
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 4px;
    border: 1px solid #00ffcc;
    opacity: 0;
    transform: translateY(4px);
    transition: all 0.2s ease;
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: 4px;
    z-index: 2;
}

.device-img-frame:hover .device-inspect-hint {
    opacity: 1;
    transform: translateY(0);
}

/* Card Minimal Mode: Deep technical intel, specs, and attack vectors are reserved for the Modal */
.device-card .device-tech-intel,
.device-card .device-spec-box,
.device-card .device-intel-grid {
    display: none;
}

.device-card {
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.2s ease;
}

.device-card:hover {
    transform: translateY(-4px);
    border-color: #00c8d7;
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.45), 0 0 20px rgba(0, 200, 215, 0.15);
}

.btn-inspect-device {
    background: linear-gradient(135deg, rgba(0, 200, 215, 0.15), rgba(0, 90, 156, 0.2));
    border: 1.5px solid #00c8d7;
    color: #00c8d7;
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 8px 14px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-inspect-device:hover {
    background: #00c8d7;
    color: #000;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 200, 215, 0.4);
}

/* Device Tactical Inspection Modal */
.device-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s ease, visibility 0.25s ease;
}

.device-modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.device-modal-box {
    background: var(--bg-card);
    border: var(--border-width) solid var(--border-color);
    box-shadow: 12px 12px 0 var(--border-color);
    max-width: 920px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    border-radius: 4px;
    transform: scale(0.92);
    transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.device-modal-overlay.active .device-modal-box {
    transform: scale(1);
}

.modal-header-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-panel);
    border-bottom: 2px solid var(--border-color);
    padding: 18px 26px;
}

.modal-device-title-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.modal-device-name {
    font-family: 'Space Mono', monospace;
    font-size: 1.35rem;
    font-weight: 900;
    margin: 0;
    color: var(--text-main);
}

.modal-close-btn {
    background: var(--bauhaus-red);
    color: #fff;
    border: 2px solid var(--border-color);
    font-family: 'Space Mono', monospace;
    font-size: 1.1rem;
    font-weight: 900;
    width: 38px;
    height: 38px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 2px 2px 0 var(--border-color);
    transition: all 0.15s ease;
    border-radius: 2px;
}

.modal-close-btn:hover {
    transform: translate(-1px, -1px);
    box-shadow: 4px 4px 0 var(--border-color);
}

.modal-close-btn:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--border-color);
}

.modal-content-grid {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 24px;
    padding: 28px;
}

@media (max-width: 780px) {
    .modal-content-grid {
        grid-template-columns: 1fr;
    }
}

.modal-img-stage {
    background: transparent;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    min-height: 280px;
    position: relative;
    box-shadow: none;
}

.modal-img-stage img {
    max-width: 100%;
    max-height: 280px;
    object-fit: contain;
    filter: drop-shadow(0 18px 36px rgba(0, 0, 0, 0.8)) drop-shadow(0 0 30px rgba(0, 200, 215, 0.25));
    animation: deviceFloatAnim 5s ease-in-out infinite;
    transition: transform 0.25s ease;
}

.modal-img-stage:hover img {
    transform: scale(1.06);
}

.modal-details-col {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.modal-summary-text {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--bauhaus-blue);
    margin-bottom: 14px;
    line-height: 1.5;
}

.modal-tech-desc {
    font-size: 0.92rem;
    color: var(--text-main);
    line-height: 1.6;
    margin-bottom: 16px;
}

.modal-footer-bar {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    background: var(--bg-panel);
    border-top: 1px dashed var(--border-color);
    padding: 16px 26px;
}

.device-title-wrap {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 10px;
}

.device-name {
    font-family: 'Space Mono', monospace;
    font-size: 1.45rem;
    font-weight: 900;
    margin: 0;
    color: var(--text-main);
}

.device-vendor {
    font-size: 0.85rem;
    font-family: 'Space Mono', monospace;
    color: var(--text-muted);
    font-weight: 700;
}

.device-core-summary {
    font-size: 1.02rem;
    font-weight: 800;
    color: var(--bauhaus-blue);
    margin-bottom: 16px;
    line-height: 1.5;
    padding-bottom: 12px;
    border-bottom: 1px dashed var(--border-color);
}

.device-tech-intel {
    font-size: 0.92rem;
    color: var(--text-main);
    line-height: 1.6;
    margin-bottom: 18px;
}

.device-spec-box {
    background: var(--bg-base);
    border: 1px solid var(--border-color);
    padding: 14px 16px;
    font-family: 'Space Mono', monospace;
    font-size: 0.82rem;
    margin-bottom: 18px;
    border-radius: 2px;
}

.spec-line {
    display: flex;
    justify-content: space-between;
    margin-bottom: 6px;
}

.spec-line:last-child {
    margin-bottom: 0;
}

.spec-key {
    color: var(--text-muted);
}

.spec-val {
    font-weight: 800;
    color: var(--text-main);
}

.device-intel-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 20px;
}

@media (max-width: 520px) {
    .device-intel-grid {
        grid-template-columns: 1fr;
    }
}

.intel-column {
    padding: 12px 14px;
    border: 1px solid var(--border-color);
    background: var(--bg-base);
    border-radius: 2px;
}

.intel-column-title {
    font-size: 0.78rem;
    font-family: 'Space Mono', monospace;
    font-weight: 900;
    text-transform: uppercase;
    margin-bottom: 6px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.attack-title {
    color: var(--bauhaus-red);
}

.defense-title {
    color: var(--cyber-green);
}

.intel-column-text {
    font-size: 0.85rem;
    line-height: 1.5;
    color: var(--text-muted);
}

.device-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 14px;
    padding-top: 16px;
    border-top: 1px dashed var(--border-color);
}

/* =========================================
   SEARCH ENGINES STYLING (Spacious & Clean)
   ========================================= */
.engines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 24px;
    margin-bottom: 50px;
}

@media (max-width: 480px) {
    .engines-grid {
        grid-template-columns: 1fr;
    }
}

.engine-card {
    background: var(--bg-card);
    border: var(--border-width) solid var(--border-color);
    box-shadow: var(--box-shadow);
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    border-radius: 4px;
}

.engine-card:hover {
    transform: translate(-3px, -3px);
    box-shadow: var(--box-shadow-hover);
}

.engine-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 14px;
}

.engine-rank-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.engine-rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    background: #000;
    color: #00ffcc;
    font-family: 'Space Mono', monospace;
    font-weight: 900;
    font-size: 0.85rem;
    border: 1px solid #00ffcc;
    border-radius: 2px;
}

.engine-name {
    font-family: 'Space Mono', monospace;
    font-size: 1.25rem;
    font-weight: 900;
    margin: 0;
    color: var(--text-main);
}

.engine-cat-tag {
    font-size: 0.75rem;
    font-family: 'Space Mono', monospace;
    font-weight: 800;
    text-transform: uppercase;
    padding: 3px 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-base);
    white-space: nowrap;
    border-radius: 2px;
}

.engine-url-box {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #0d1117;
    border: 1px solid #30363d;
    padding: 10px 14px;
    font-family: 'Space Mono', monospace;
    font-size: 0.88rem;
    color: #58a6ff;
    margin-bottom: 14px;
    word-break: break-all;
    border-radius: 4px;
}

.engine-core-desc {
    font-size: 0.98rem;
    font-weight: 800;
    color: var(--text-main);
    margin-bottom: 12px;
    line-height: 1.5;
}

.engine-deep-recon {
    font-size: 0.88rem;
    color: var(--text-muted);
    line-height: 1.6;
    background: var(--bg-base);
    padding: 12px 14px;
    border-left: 4px solid var(--bauhaus-yellow);
    margin-bottom: 16px;
    border-radius: 2px;
}

.engine-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    padding-top: 14px;
    border-top: 1px dashed var(--border-color);
}

.btn-engine-action {
    padding: 8px 16px;
    border: 2px solid var(--border-color);
    background: var(--bg-panel);
    color: var(--text-main);
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    font-weight: 800;
    cursor: pointer;
    box-shadow: 2px 2px 0 var(--border-color);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.15s ease;
    border-radius: 2px;
}

.btn-engine-action:hover {
    transform: translate(-1px, -1px);
    box-shadow: 3px 3px 0 var(--border-color);
    background: var(--text-main);
    color: var(--bg-panel);
}

.btn-engine-action:active {
    transform: translate(1px, 1px);
    box-shadow: 1px 1px 0 var(--border-color);
}

.btn-visit-engine {
    background: #00c8d7;
    color: #000;
}

.btn-visit-engine:hover {
    background: #000;
    color: #00ffcc;
}

/* Toast alert */
#enginesToast {
    position: fixed;
    bottom: 28px;
    right: 28px;
    background: #000;
    color: #00ffcc;
    border: 2px solid #00ffcc;
    padding: 14px 24px;
    font-family: 'Space Mono', monospace;
    font-size: 0.9rem;
    font-weight: 800;
    box-shadow: 4px 4px 0 rgba(0, 255, 204, 0.4);
    z-index: 99999;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    pointer-events: none;
    border-radius: 2px;
}

#enginesToast.show {
    transform: translateY(0);
    opacity: 1;
}

/* ==========================================================================
   FULLSCREEN 3D MODEL VIEWER & THEME MESH LAB
   ========================================================================== */
body.viewer-3d-open {
    overflow: hidden !important;
    zoom: 1 !important;
    height: 100vh !important;
    width: 100vw !important;
}

.viewer-3d-overlay {
    position: fixed !important;
    inset: 0 !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    width: 100% !important;
    height: 100% !important;
    max-width: 100vw !important;
    max-height: 100vh !important;
    background: #050811 !important;
    z-index: 2147483647 !important;
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.25s ease;
    overflow: hidden !important;
    margin: 0 !important;
    padding: 0 !important;
    box-sizing: border-box !important;
    user-select: none;
    -webkit-user-select: none;
}

.viewer-3d-overlay.active {
    opacity: 1 !important;
    visibility: visible !important;
}

.viewer-3d-canvas-wrap {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: grab;
    z-index: 1;
}

.viewer-3d-canvas-wrap:active {
    cursor: grabbing;
}

/* Top HUD Bar */
.viewer-3d-hud-header {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    z-index: 10;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(5, 8, 17, 0.85) 0%, transparent 100%);
}

.viewer-3d-title-group {
    pointer-events: auto;
}

.viewer-3d-badge {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: #00ffcc;
    background: rgba(0, 255, 204, 0.12);
    border: 1px solid rgba(0, 255, 204, 0.4);
    padding: 4px 10px;
    border-radius: 2px;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.viewer-3d-device-name {
    font-family: 'Space Mono', monospace;
    font-size: 1.8rem;
    font-weight: 900;
    color: #ffffff;
    margin: 0;
    text-shadow: 0 0 15px rgba(0, 200, 215, 0.6);
    letter-spacing: -0.5px;
}

.viewer-3d-device-vendor {
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    color: #00c8d7;
    margin-top: 4px;
    display: block;
}

/* Small Cross Close Button at Top Right */
.viewer-3d-close-btn {
    pointer-events: auto;
    width: 44px;
    height: 44px;
    background: rgba(10, 16, 32, 0.88);
    border: 2px solid #00c8d7;
    color: #00c8d7;
    font-family: 'Space Mono', monospace;
    font-size: 1.4rem;
    font-weight: 900;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-radius: 4px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 0 16px rgba(0, 200, 215, 0.25);
    transition: all 0.2s ease;
}

.viewer-3d-close-btn:hover {
    background: #ff3344;
    border-color: #ff3344;
    color: #ffffff;
    transform: scale(1.08);
    box-shadow: 0 0 20px rgba(255, 51, 68, 0.6);
}

.viewer-3d-close-btn:active {
    transform: scale(0.96);
}

/* Bottom HUD Bar */
.viewer-3d-hud-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 32px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 10;
    pointer-events: none;
    background: linear-gradient(0deg, rgba(5, 8, 17, 0.9) 0%, transparent 100%);
}

.viewer-3d-hints {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    pointer-events: auto;
}

.hint-pill {
    font-family: 'Space Mono', monospace;
    font-size: 0.74rem;
    font-weight: 700;
    color: #a0aec0;
    background: rgba(15, 23, 42, 0.8);
    border: 1px solid rgba(160, 174, 192, 0.25);
    padding: 6px 14px;
    border-radius: 20px;
    backdrop-filter: blur(6px);
    letter-spacing: 0.5px;
}

#viewer3DAutoRotateStatus {
    color: #00ffcc;
    border-color: rgba(0, 255, 204, 0.4);
    background: rgba(0, 255, 204, 0.08);
}

.viewer-3d-actions {
    display: flex;
    gap: 10px;
    pointer-events: auto;
}

.btn-viewer-hud {
    background: rgba(15, 23, 42, 0.85);
    border: 1.5px solid #00c8d7;
    color: #00c8d7;
    font-family: 'Space Mono', monospace;
    font-size: 0.78rem;
    font-weight: 800;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    backdrop-filter: blur(6px);
    transition: all 0.2s ease;
}

.btn-viewer-hud:hover {
    background: #00c8d7;
    color: #050811;
    box-shadow: 0 0 16px rgba(0, 200, 215, 0.45);
    transform: translateY(-2px);
}

@media (max-width: 640px) {
    .viewer-3d-hud-header {
        padding: 16px 20px;
    }
    .viewer-3d-hud-footer {
        padding: 16px 20px;
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    .viewer-3d-device-name {
        font-size: 1.4rem;
    }
}