/* ============================================
       HotelDeck - Entry Page (index.html)
       ============================================ */
    
    .entry-page {
        min-height: 100vh;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
        overflow: hidden;
    }
    
    .entry-bg-decoration {
        position: fixed;
        inset: 0;
        pointer-events: none;
        z-index: 0;
    }
    
    .entry-bg-decoration::before {
        content: '';
        position: absolute;
        top: -50%;
        right: -20%;
        width: 800px;
        height: 800px;
        border-radius: 50%;
        background: radial-gradient(circle, var(--color-primary-10) 0%, transparent 70%);
    }
    
    .entry-bg-decoration::after {
        content: '';
        position: absolute;
        bottom: -30%;
        left: -10%;
        width: 600px;
        height: 600px;
        border-radius: 50%;
        background: radial-gradient(circle, var(--color-primary-10) 0%, transparent 70%);
    }
    
    .entry-container {
        position: relative;
        z-index: 1;
        text-align: center;
        max-width: 960px;
        width: 90%;
        padding: var(--space-12) var(--space-8);
    }
    
    /* Brand Mark */
    .brand-mark {
        margin-bottom: var(--space-8);
    }
    
    .logo-icon {
        width: 64px;
        height: 64px;
        margin: 0 auto var(--space-4);
        color: var(--color-primary);
    }
    
    .logo-icon svg {
        width: 100%;
        height: 100%;
    }
    
    .brand-name {
        font-size: var(--text-2xl);
        font-weight: var(--font-bold);
        color: var(--color-primary);
        letter-spacing: 2px;
        margin-bottom: var(--space-1);
    }
    
    .brand-tag {
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        letter-spacing: 4px;
    }
    
    /* Entry Typography */
    .entry-title {
        font-size: clamp(var(--text-3xl), 5vw, var(--text-4xl));
        font-weight: var(--font-bold);
        color: var(--color-text);
        margin-bottom: var(--space-3);
        line-height: 1.2;
    }
    
    .entry-subtitle {
        font-size: var(--text-lg);
        color: var(--color-text-secondary);
        margin-bottom: var(--space-12);
    }
    
    /* Mode Grid */
    .mode-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--space-5);
        margin-bottom: var(--space-12);
    }
    
    .mode-card {
        display: flex;
        flex-direction: column;
        align-items: center;
        padding: var(--space-8) var(--space-5);
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius-lg);
        transition: all var(--transition-base);
        position: relative;
        cursor: pointer;
    }
    
    .mode-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-lg);
        border-color: var(--color-primary-20);
    }
    
    .mode-icon {
        width: 48px;
        height: 48px;
        color: var(--color-primary);
        margin-bottom: var(--space-4);
    }
    
    .mode-icon svg {
        width: 100%;
        height: 100%;
    }
    
    .mode-card h3 {
        font-size: var(--text-lg);
        font-weight: var(--font-semibold);
        color: var(--color-text);
        margin-bottom: var(--space-2);
    }
    
    .mode-card p {
        font-size: var(--text-sm);
        color: var(--color-text-secondary);
        line-height: 1.5;
    }
    
    .mode-badge {
        position: absolute;
        top: var(--space-3);
        right: var(--space-3);
        padding: var(--space-1) var(--space-3);
        font-size: var(--text-xs);
        font-weight: var(--font-semibold);
        color: var(--color-text-inverse);
        background: var(--color-primary);
        border-radius: var(--radius-full);
    }
    
    /* Mode specific colors on hover */
    .mode-procurement:hover { border-color: rgba(16, 185, 129, 0.3); }
    .mode-procurement .mode-icon { color: var(--color-success); }
    
    .mode-cfo:hover { border-color: rgba(245, 158, 11, 0.3); }
    .mode-cfo .mode-icon { color: var(--color-warning); }
    
    .mode-calculator:hover { border-color: rgba(114, 46, 209, 0.3); }
    .mode-calculator .mode-icon { color: #722ED1; }
    
    .mode-quick:hover { border-color: rgba(239, 68, 68, 0.3); }
    .mode-quick .mode-icon { color: var(--color-danger); }
    
    /* Entry Footer */
    .entry-footer {
        font-size: var(--text-sm);
        color: var(--color-text-muted);
        display: flex;
        align-items: center;
        justify-content: center;
        gap: var(--space-4);
        flex-wrap: wrap;
    }
    
    .entry-footer .sep {
        opacity: 0.4;
    }
    
    /* ============================================
       HotelDeck - Deck Page (deck.html)
       ============================================ */
    
    .deck-page {
        height: 100vh;
        overflow: hidden;
        display: flex;
    }
    
    /* Sidebar */
    .sidebar {
        width: var(--sidebar-width);
        height: 100vh;
        background: var(--color-surface);
        border-right: 1px solid var(--color-border);
        display: flex;
        flex-direction: column;
        transition: width var(--transition-base), transform var(--transition-base);
        position: relative;
        z-index: 100;
    }
    
    .sidebar.collapsed {
        width: var(--sidebar-collapsed);
    }
    
    .sidebar.collapsed .sidebar-brand span,
    .sidebar.collapsed .sidebar-mode,
    .sidebar.collapsed .module-list .module-text,
    .sidebar.collapsed .sidebar-footer {
        opacity: 0;
        pointer-events: none;
    }
    
    .sidebar-header {
        height: var(--top-bar-height);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 var(--space-4);
        border-bottom: 1px solid var(--color-border-light);
        flex-shrink: 0;
    }
    
    .sidebar-brand {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        font-weight: var(--font-semibold);
        color: var(--color-primary);
        white-space: nowrap;
        overflow: hidden;
    }
    
    .sidebar-logo {
        width: 28px;
        height: 28px;
        flex-shrink: 0;
    }
    
    .sidebar-toggle {
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-md);
        color: var(--color-text-secondary);
        transition: all var(--transition-fast);
        flex-shrink: 0;
    }
    
    .sidebar-toggle:hover {
        background: var(--color-bg);
        color: var(--color-primary);
    }
    
    .sidebar-toggle svg {
        width: 18px;
        height: 18px;
    }
    
    .sidebar-mode {
        padding: var(--space-3) var(--space-4);
        border-bottom: 1px solid var(--color-border-light);
        display: flex;
        align-items: center;
        justify-content: space-between;
        transition: opacity var(--transition-fast);
    }
    
    .mode-label {
        font-size: var(--text-xs);
        font-weight: var(--font-medium);
        color: var(--color-primary);
        background: var(--color-primary-10);
        padding: var(--space-1) var(--space-3);
        border-radius: var(--radius-sm);
    }
    
    .mode-switch {
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        transition: color var(--transition-fast);
    }
    
    .mode-switch:hover {
        color: var(--color-primary);
    }
    
    /* Module List */
    .module-list {
        flex: 1;
        overflow-y: auto;
        padding: var(--space-2);
    }
    
    .module-item {
        display: flex;
        align-items: center;
        gap: var(--space-3);
        padding: var(--space-3) var(--space-3);
        border-radius: var(--radius-md);
        cursor: pointer;
        transition: all var(--transition-fast);
        margin-bottom: var(--space-1);
        white-space: nowrap;
        overflow: hidden;
    }
    
    .module-item:hover {
        background: var(--color-surface-hover);
    }
    
    .module-item.active {
        background: var(--color-primary-10);
        color: var(--color-primary);
    }
    
    .module-item.active .module-num {
        background: var(--color-primary);
        color: var(--color-text-inverse);
    }
    
    .module-num {
        width: 24px;
        height: 24px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: var(--text-xs);
        font-weight: var(--font-semibold);
        color: var(--color-text-muted);
        background: var(--color-bg);
        border-radius: var(--radius-sm);
        flex-shrink: 0;
        transition: all var(--transition-fast);
    }
    
    .module-text {
        font-size: var(--text-sm);
        font-weight: var(--font-medium);
        transition: opacity var(--transition-fast);
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    /* Sidebar Footer */
    .sidebar-footer {
        padding: var(--space-2) var(--space-3);
        border-top: 1px solid var(--color-border-light);
        transition: opacity var(--transition-fast);
        flex-shrink: 0;
    }

    .sidebar-footer .sidebar-home,
    .sidebar-footer .sidebar-tool {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-2);
        border-radius: var(--radius-sm);
        font-size: var(--text-xs);
        color: var(--color-text-secondary);
        transition: all var(--transition-fast);
        white-space: nowrap;
    }

    .sidebar-footer .sidebar-home svg,
    .sidebar-footer .sidebar-tool svg {
        width: 15px;
        height: 15px;
        flex-shrink: 0;
    }

    .sidebar-footer .sidebar-home {
        color: var(--color-primary);
        font-weight: var(--font-medium);
    }

    .sidebar-footer .sidebar-home:hover,
    .sidebar-footer .sidebar-tool:hover {
        background: var(--color-primary-10);
        color: var(--color-primary);
    }

    .sidebar-footer .sidebar-brand-text {
        display: block;
        text-align: center;
        font-size: var(--text-xs);
        color: var(--color-text-muted);
        padding: var(--space-1) 0 var(--space-1);
        border-top: 1px dashed var(--color-border-light);
        margin-top: var(--space-1);
    }
    
    /* Sidebar Overlay (mobile) */
    .sidebar-overlay {
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.4);
        z-index: 90;
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    
    .sidebar-overlay.active {
        opacity: 1;
        visibility: visible;
    }
    
    /* Main Area */
    .main-area {
        flex: 1;
        display: flex;
        flex-direction: column;
        min-width: 0;
        position: relative;
    }
    
    /* Top Bar */
    .top-bar {
        height: var(--top-bar-height);
        background: var(--color-surface);
        border-bottom: 1px solid var(--color-border);
        display: flex;
        align-items: center;
        gap: var(--space-4);
        padding: 0 var(--space-5);
        flex-shrink: 0;
    }
    
    .nav-toggle {
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-md);
        color: var(--color-text-secondary);
        transition: all var(--transition-fast);
    }
    
    .nav-toggle:hover {
        background: var(--color-bg);
        color: var(--color-primary);
    }
    
    .nav-toggle svg {
        width: 20px;
        height: 20px;
    }
    
    .top-info {
        flex: 1;
        min-width: 0;
    }
    
    .module-name {
        display: block;
        font-size: var(--text-sm);
        font-weight: var(--font-semibold);
        color: var(--color-text);
        margin-bottom: var(--space-1);
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }
    
    .progress-bar {
        height: 3px;
        background: var(--color-border-light);
        border-radius: var(--radius-full);
        overflow: hidden;
    }
    
    .progress-fill {
        height: 100%;
        background: var(--color-primary);
        border-radius: var(--radius-full);
        transition: width var(--transition-base);
    }
    
    .top-actions {
        display: flex;
        align-items: center;
        gap: var(--space-2);
    }
    
    .action-btn {
        width: 36px;
        height: 36px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-md);
        color: var(--color-text-secondary);
        transition: all var(--transition-fast);
    }
    
    .action-btn:hover {
        background: var(--color-bg);
        color: var(--color-primary);
    }
    
    .action-btn svg {
        width: 18px;
        height: 18px;
    }
    
    /* Content Wrapper */
    .content-wrapper {
        flex: 1;
        overflow-y: auto;
        padding: var(--space-4) var(--space-5);
        position: relative;
    }
    
    .slide-content {
        max-width: 100%;
        margin: 0 auto;
        min-height: 100%;
        animation: slideIn var(--transition-base);
    }
    
    @keyframes slideIn {
        from {
            opacity: 0;
            transform: translateY(12px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .slide-content.fade-out {
        animation: slideOut var(--transition-fast) forwards;
    }
    
    @keyframes slideOut {
        from {
            opacity: 1;
            transform: translateY(0);
        }
        to {
            opacity: 0;
            transform: translateY(-8px);
        }
    }
    
    /* Loading State */
    .loading-state {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        min-height: 400px;
        gap: var(--space-4);
    }
    
    .loading-spinner {
        width: 40px;
        height: 40px;
        border: 3px solid var(--color-border);
        border-top-color: var(--color-primary);
        border-radius: 50%;
        animation: spin 0.8s linear infinite;
    }
    
    @keyframes spin {
        to { transform: rotate(360deg); }
    }
    
    .loading-state p {
        color: var(--color-text-muted);
        font-size: var(--text-sm);
    }
    
    /* Markdown Content Styles */
    .slide-content h1 {
        font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
        font-weight: var(--font-bold);
        color: var(--color-text);
        margin-bottom: var(--space-6);
        line-height: 1.25;
        padding-bottom: var(--space-4);
        border-bottom: 2px solid var(--color-primary-20);
    }
    
    .slide-content h2 {
        font-size: clamp(var(--text-xl), 2.5vw, var(--text-2xl));
        font-weight: var(--font-semibold);
        color: var(--color-text);
        margin-top: var(--space-8);
        margin-bottom: var(--space-4);
        padding-bottom: var(--space-2);
        border-bottom: 1px solid var(--color-border);
    }
    
    .slide-content h3 {
        font-size: var(--text-lg);
        font-weight: var(--font-semibold);
        color: var(--color-primary);
        margin-top: var(--space-6);
        margin-bottom: var(--space-3);
    }
    
    .slide-content p {
        font-size: var(--text-base);
        color: var(--color-text-secondary);
        margin-bottom: var(--space-4);
        line-height: 1.8;
    }
    
    .slide-content ul,
    .slide-content ol {
        margin-bottom: var(--space-4);
        padding-left: var(--space-6);
    }
    
    .slide-content ul {
        list-style: disc;
    }
    
    .slide-content ol {
        list-style: decimal;
    }
    
    .slide-content li {
        font-size: var(--text-base);
        color: var(--color-text-secondary);
        margin-bottom: var(--space-2);
        line-height: 1.7;
    }
    
    .slide-content li::marker {
        color: var(--color-primary);
    }
    
    .slide-content strong {
        color: var(--color-text);
        font-weight: var(--font-semibold);
    }
    
    .slide-content img {
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-md);
        margin: var(--space-2) 0;
        max-height: 65vh;
        max-width: 100%;
        object-fit: contain;
        display: block;
    }
    
    :fullscreen .slide-content img {
        max-height: 75vh;
    }
    
    /* ========== Left-Text + Right-Image Layout ========== */
    .layout-split {
        display: flex;
        gap: var(--space-5);
        margin: var(--space-2) 0 var(--space-4);
        align-items: flex-start;
        min-height: 0;
    }
    
    .layout-left {
        flex: 1;
        min-width: 0;
        overflow-y: auto;
    }
    
    .layout-right {
        flex: 2;
        min-width: 0;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
    }
    
    .layout-right img {
        width: 100%;
        max-height: 65vh;
        object-fit: contain;
        margin: 0;
    }
    
    /* ========== Image Carousel ========== */
    .image-carousel {
        position: relative;
        width: 100%;
        background: var(--color-surface);
        border-radius: var(--radius-lg);
        overflow: hidden;
        border: 1px solid var(--color-border);
    }
    
    .carousel-slides {
        position: relative;
        min-height: 0;
        height: 65vh;
        max-height: 650px;
        display: flex;
        align-items: center;
        justify-content: center;
        padding: var(--space-2);
        pointer-events: none;
    }
    
    .carousel-slide {
        width: 100%;
        height: 100%;
        display: flex;
        align-items: center;
        justify-content: center;
        pointer-events: auto;
    }
    
    .carousel-slide img {
        max-height: 100%;
        width: auto;
        max-width: 100%;
        margin: 0 auto;
        border-radius: var(--radius-md);
        object-fit: contain;
    }
    
    :fullscreen .carousel-slide img {
        max-height: 75vh;
    }
    
    :fullscreen .carousel-slides {
        height: 80vh;
        max-height: 900px;
    }
    
    .carousel-btn {
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 44px;
        height: 44px;
        border-radius: 50%;
        border: none;
        background: var(--color-primary);
        color: var(--color-text-inverse);
        font-size: 24px;
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: center;
        opacity: 0.9;
        transition: opacity 0.2s, transform 0.2s;
        z-index: 10;
        pointer-events: auto;
        box-shadow: var(--shadow-md);
    }
    
    .carousel-btn:hover {
        opacity: 1;
        transform: translateY(-50%) scale(1.1);
    }
    
    .carousel-prev {
        left: var(--space-3);
    }
    
    .carousel-next {
        right: var(--space-3);
    }
    
    .carousel-dots {
        display: flex;
        justify-content: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-4);
        background: var(--color-surface);
        pointer-events: auto;
    }
    
    .carousel-dot {
        width: 8px;
        height: 8px;
        border-radius: 50%;
        background: var(--color-border);
        cursor: pointer;
        transition: background 0.2s;
    }
    
    .carousel-dot.active {
        background: var(--color-primary);
    }
    
    .carousel-counter {
        position: absolute;
        top: var(--space-3);
        right: var(--space-4);
        background: rgba(0,0,0,0.6);
        color: white;
        padding: 2px 8px;
        border-radius: var(--radius-sm);
        font-size: var(--text-xs);
        font-weight: var(--font-medium);
        z-index: 10;
        pointer-events: none;
    }
    
    /* Responsive */
    @media (max-width: 1024px) {
        .layout-split {
            flex-direction: column;
            gap: var(--space-4);
        }
        
        .layout-left {
            max-height: none;
        }
        
        .layout-right {
            order: -1;
            width: 100%;
        }
        
        .layout-right img,
        .carousel-slide img {
            max-height: 45vh;
        }
        
        .carousel-slides {
            min-height: 0;
            height: 45vh;
            padding: var(--space-2);
        }
    }
    
    @media (max-width: 768px) {
        .layout-right img,
        .carousel-slide img {
            max-height: 35vh;
        }
        
        .carousel-slides {
            min-height: 200px;
            height: 35vh;
            padding: var(--space-2);
        }
        
        .carousel-btn {
            width: 36px;
            height: 36px;
            font-size: 18px;
        }
    }
    
/* ========== Logo Grid (Customer Matrix) ========== */
.logo-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 10px;
    margin: var(--space-4) 0;
}

.logo-grid img {
    width: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    padding: 8px;
    border: 1px solid var(--color-border);
    transition: all var(--transition-fast);
}

.logo-grid img:hover {
    border-color: var(--color-primary-20);
    box-shadow: var(--shadow-sm);
    transform: translateY(-2px);
}

@media (max-width: 1200px) {
    .logo-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

@media (max-width: 768px) {
    .logo-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 8px;
    }
    .logo-grid img {
        padding: 6px;
    }
}

@media (max-width: 480px) {
    .logo-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }
    .logo-grid img {
        padding: 4px;
    }
}
        border-left: 4px solid var(--color-primary);
        padding-left: var(--space-5);
        margin: var(--space-6) 0;
        color: var(--color-text-secondary);
        font-style: italic;
        background: var(--color-surface);
        padding: var(--space-4) var(--space-5);
        border-radius: 0 var(--radius-md) var(--radius-md) 0;
    }
    
    .slide-content code {
        font-family: var(--font-mono);
        font-size: 0.9em;
        background: var(--color-bg);
        padding: var(--space-1) var(--space-2);
        border-radius: var(--radius-sm);
        color: var(--color-primary-dark);
    }
    
    .slide-content pre {
        background: var(--color-text);
        color: var(--color-text-inverse);
        padding: var(--space-5);
        border-radius: var(--radius-md);
        overflow-x: auto;
        margin: var(--space-4) 0;
    }
    
    .slide-content pre code {
        background: none;
        color: inherit;
        padding: 0;
    }
    
    .slide-content hr {
        border: none;
        height: 1px;
        background: var(--color-border);
        margin: var(--space-8) 0;
    }
    
    /* Data Cards (auto-generated from markdown) */
    .slide-content table {
        width: 100%;
        border-collapse: collapse;
        margin: var(--space-6) 0;
        font-size: var(--text-sm);
    }
    
    .slide-content th,
    .slide-content td {
        padding: var(--space-3) var(--space-4);
        text-align: left;
        border-bottom: 1px solid var(--color-border);
    }
    
    .slide-content th {
        font-weight: var(--font-semibold);
        color: var(--color-text);
        background: var(--color-bg);
    }
    
    .slide-content tr:hover {
        background: var(--color-surface-hover);
    }
    
    /* Bottom Bar */
    .bottom-bar {
        height: var(--bottom-bar-height);
        background: var(--color-surface);
        border-top: 1px solid var(--color-border);
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 0 var(--space-6);
        flex-shrink: 0;
        gap: var(--space-4);
    }
    
    .control-btn {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        padding: var(--space-2) var(--space-5);
        border-radius: var(--radius-md);
        font-size: var(--text-sm);
        font-weight: var(--font-medium);
        color: var(--color-text-secondary);
        transition: all var(--transition-fast);
    }
    
    .control-btn:hover:not(:disabled) {
        background: var(--color-bg);
        color: var(--color-text);
    }
    
    .control-btn:disabled {
        opacity: 0.4;
        cursor: not-allowed;
    }
    
    .control-btn.primary {
        background: var(--color-primary);
        color: var(--color-text-inverse);
    }
    
    .control-btn.primary:hover:not(:disabled) {
        background: var(--color-primary-dark);
    }
    
    .control-btn svg {
        width: 18px;
        height: 18px;
    }
    
    .page-indicator {
        font-size: var(--text-sm);
        font-weight: var(--font-medium);
        color: var(--color-text-secondary);
        display: flex;
        align-items: center;
        gap: var(--space-1);
    }
    
    .page-indicator .sep {
        color: var(--color-text-muted);
    }
    
    /* Responsive */
    @media (max-width: 768px) {
        .sidebar {
            position: fixed;
            left: 0;
            top: 0;
            transform: translateX(-100%);
        }
        
        .sidebar.open {
            transform: translateX(0);
        }
        
        .sidebar.collapsed {
            width: var(--sidebar-width);
            transform: translateX(-100%);
        }
        
        .content-wrapper {
            padding: var(--space-5);
        }
        
        .mode-grid {
            grid-template-columns: 1fr;
        }
        
        .entry-container {
            padding: var(--space-6) var(--space-4);
        }
        
        .bottom-bar {
            padding: 0 var(--space-4);
        }
    }
    
    .float-logo {
        position: fixed;
        top: 14px;
        right: 60px;
        height: 30px;
        max-width: 110px;
        width: auto;
        object-fit: contain;
        opacity: 0.8;
        transition: opacity var(--transition-fast);
        pointer-events: none;
        z-index: 50;
    }
    
    .float-logo:hover {
        opacity: 1;
    }
    
    @media (min-width: 769px) {
        .nav-toggle {
            display: none;
        }
    }

    /* ============ 缺图占位（优雅降级） ============ */
    .img-placeholder {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: var(--space-2);
        width: 100%;
        min-height: 160px;
        height: 100%;
        padding: var(--space-6);
        background: var(--color-border-light);
        border: 1px dashed var(--color-border);
        border-radius: var(--radius-md);
        color: var(--color-text-muted);
        font-size: var(--text-sm);
        text-align: center;
    }

    .logo-grid .img-placeholder {
        min-height: 0;
        aspect-ratio: 1;
        padding: var(--space-2);
        font-size: var(--text-xs);
    }

    .logo-grid .img-placeholder svg {
        width: 20px;
        height: 20px;
    }