:root {
            --bg-main: #0a0c10;
            --bg-card: #12161f;
            --bg-card-hover: #1a202c;
            --bg-modal: #141923;
            --border-color: rgba(255, 255, 255, 0.08);
            --border-highlight: rgba(99, 102, 241, 0.4);

            --text-primary: #f8fafc;
            --text-secondary: #94a3b8;
            --text-muted: #64748b;

            --accent-primary: #6366f1;
            --accent-glow: rgba(99, 102, 241, 0.25);
            --accent-green: #10b981;
            --telegram-blue: #229ED9;
            --telegram-hover: #1d88bc;
            --danger-color: #ef4444;
            --warning-color: #f59e0b;

            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;

            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
            font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
            -webkit-tap-highlight-color: transparent;
            user-select: none;
            -webkit-user-select: none;
        }

        input, textarea, select {
            user-select: text;
            -webkit-user-select: text;
        }

        body {
            background-color: var(--bg-main);
            color: var(--text-primary);
            min-height: 100vh;
            padding-bottom: 60px;
            overflow-x: hidden;
        }

        .top-bar {
            background: linear-gradient(90deg, #1e293b 0%, #0f172a 100%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            padding: 8px 16px;
            font-size: 13px;
            position: relative;
            z-index: 60;
        }

        .top-bar-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-around;
            gap: 20px;
            flex-wrap: wrap;
        }

        .top-bar-group {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .top-bar-text {
            color: var(--text-primary);
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .telegram-btn {
            background-color: var(--telegram-blue);
            color: #ffffff;
            padding: 4px 12px;
            border-radius: 99px;
            text-decoration: none;
            font-weight: 600;
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(34, 158, 217, 0.3);
        }

        .telegram-btn:hover {
            background-color: var(--telegram-hover);
            transform: translateY(-1px);
        }

        .whatsapp-btn {
            background-color: #25D366;
            color: #ffffff;
            padding: 4px 12px;
            border-radius: 99px;
            text-decoration: none;
            font-weight: 600;
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(37, 211, 102, 0.3);
        }

        .whatsapp-btn:hover {
            background-color: #20ba5a;
            transform: translateY(-1px);
        }

        .instagram-btn {
            background-color: #E1306C;
            color: #ffffff;
            padding: 4px 12px;
            border-radius: 99px;
            text-decoration: none;
            font-weight: 600;
            font-size: 12px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
            box-shadow: 0 2px 8px rgba(225, 48, 108, 0.3);
        }

        .instagram-btn:hover {
            background-color: #c8235c;
            transform: translateY(-1px);
        }

        .bg-glow {
            position: fixed;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 1000px;
            height: 400px;
            background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, rgba(10, 12, 16, 0) 70%);
            pointer-events: none;
            z-index: 0;
        }

        header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(10, 12, 16, 0.8);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--border-color);
        }

        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 16px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
        }

        .search-container {
            position: relative;
            width: 320px;
            display: flex;
            align-items: center;
        }

        .search-icon-wrapper {
            position: absolute;
            right: 14px;
            top: 50%;
            transform: translateY(-50%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-muted);
            pointer-events: none;
        }

        .search-input {
            width: 100%;
            padding: 10px 42px 10px 16px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            color: var(--text-primary);
            font-size: 14px;
            outline: none;
            transition: var(--transition);
        }

        .search-input:focus {
            background: rgba(255, 255, 255, 0.07);
            border-color: var(--accent-primary);
            box-shadow: 0 0 0 3px var(--accent-glow);
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            background: linear-gradient(135deg, #ffffff 0%, #a5b4fc 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .logo i {
            color: var(--accent-primary);
            -webkit-text-fill-color: initial;
        }

        .user-widget {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 10px;
            width: 420px;
        }

        .auth-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }

        .admin-controls {
            display: none;
            align-items: center;
            gap: 8px;
        }

        .add-product-btn {
            background: var(--accent-primary);
            color: #ffffff;
            border: none;
            padding: 8px 14px;
            border-radius: var(--radius-md);
            font-size: 13px;
            font-weight: 600;
            cursor: pointer;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: var(--transition);
        }

        .user-profile {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.03);
            padding: 6px 10px;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
        }

        .user-avatar {
            width: 28px;
            height: 28px;
            background: var(--accent-primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 12px;
            color: #fff;
        }

        .admin-badge {
            background: var(--accent-primary);
            color: #fff;
            font-size: 10px;
            font-weight: 800;
            padding: 2px 6px;
            border-radius: 4px;
        }

        .user-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }

        .logout-btn {
            background: transparent;
            border: none;
            color: var(--text-muted);
            cursor: pointer;
            padding: 4px;
            display: flex;
            align-items: center;
        }

        .logout-btn:hover { color: var(--danger-color); }

        .main-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 24px;
            position: relative;
            z-index: 1;
        }

        .filter-section-title {
            font-size: 12px;
            font-weight: 700;
            color: var(--text-muted);
            text-transform: uppercase;
            letter-spacing: 0.8px;
            margin-bottom: 8px;
        }

        .filters {
            display: flex;
            gap: 10px;
            margin-bottom: 20px;
            overflow-x: auto;
            padding-bottom: 4px;
        }

        .filter-chip {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            padding: 8px 16px;
            border-radius: 99px;
            font-size: 13px;
            font-weight: 500;
            cursor: pointer;
            white-space: nowrap;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .filter-chip.active {
            background: var(--accent-primary);
            border-color: var(--accent-primary);
            color: #ffffff;
        }

        .catalog-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
            gap: 22px;
        }

        .album-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            cursor: pointer;
            transition: var(--transition);
            position: relative;
            display: flex;
            flex-direction: column;
        }

        .album-card:hover {
            transform: translateY(-6px);
            border-color: var(--border-highlight);
            background: var(--bg-card-hover);
        }

        .card-image-wrap {
            position: relative;
            width: 100%;
            padding-top: 100%;
            overflow: hidden;
            background: #1a1d26;
        }

        .card-image {
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }

        .album-card:hover .card-image { transform: scale(1.06); }

        .card-badge {
            position: absolute;
            top: 12px; right: 12px;
            background: rgba(10, 12, 16, 0.7);
            backdrop-filter: blur(8px);
            color: var(--text-secondary);
            font-size: 11px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 99px;
        }

        .brand-tag-overlay {
            position: absolute;
            bottom: 12px; right: 12px;
            background: rgba(99, 102, 241, 0.85);
            backdrop-filter: blur(4px);
            color: #ffffff;
            font-size: 11px;
            font-weight: 700;
            padding: 3px 8px;
            border-radius: 6px;
        }

        .card-body {
            padding: 16px;
            display: flex;
            flex-direction: column;
            gap: 6px;
            flex: 1;
        }

        .card-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-footer {
            margin-top: auto;
            padding-top: 10px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: var(--text-muted);
            font-size: 13px;
        }

        /* Modal Styles */
        .modal-overlay {
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: rgba(0, 0, 0, 0.82);
            backdrop-filter: blur(12px);
            z-index: 100;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
            overflow-y: auto;
            padding: 24px 16px;
        }

        .modal-overlay.active { opacity: 1; pointer-events: auto; }

        .modal-container {
            max-width: 960px;
            margin: 40px auto;
            background: var(--bg-modal);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transform: translateY(20px);
            transition: transform 0.25s ease;
        }

        .modal-overlay.active .modal-container { transform: translateY(0); }

        .modal-header {
            padding: 20px 24px;
            border-bottom: 1px solid var(--border-color);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .close-btn {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-secondary);
            width: 36px; height: 36px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }

        .modal-body { padding: 24px; }

        .product-description-box {
            background: rgba(255, 255, 255, 0.03);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 16px;
            margin-bottom: 20px;
            font-size: 14px;
            color: var(--text-secondary);
            white-space: pre-line;
        }

        .action-banner {
            background: #0d131d;
            border: 1px solid rgba(16, 185, 129, 0.3);
            border-radius: 12px;
            padding: 16px 24px;
            margin-bottom: 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            direction: rtl;
        }

        .action-banner-right {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #f8fafc;
            font-weight: 600;
            font-size: 15px;
        }

        .action-banner-left {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .purchase-link-btn {
            background: #10b981;
            color: #ffffff;
            padding: 10px 22px;
            border-radius: 10px;
            text-decoration: none;
            font-weight: 700;
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: all 0.2s ease;
            margin-right: 15px;
        }

        .purchase-link-btn:hover { background-color: #059669; }

        .price-tag-left {
            display: flex;
            align-items: center;
            gap: 6px;
            background: rgba(16, 185, 129, 0.15);
            border: 1px solid rgba(16, 185, 129, 0.4);
            color: #10b981;
            padding: 8px 14px;
            border-radius: 8px;
            font-size: 15px;
            font-weight: 800;
        }

        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 16px;
        }

        .gallery-thumb {
            position: relative;
            width: 100%;
            padding-top: 100%;
            background: #1a1d26;
            border-radius: var(--radius-md);
            border: 1px solid var(--border-color);
            overflow: hidden;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
        }

        .gallery-thumb:hover {
            border-color: var(--accent-primary);
            transform: scale(1.05);
            box-shadow: 0 6px 16px rgba(99, 102, 241, 0.3);
        }

        .gallery-thumb img {
            position: absolute;
            top: 0; left: 0;
            width: 100%; height: 100%;
            object-fit: cover;
        }

        /* Lightbox */
        .lightbox-overlay {
            position: fixed;
            top: 0; left: 0;
            width: 100%; height: 100%;
            background: rgba(10, 12, 16, 0.75);
            backdrop-filter: blur(24px);
            -webkit-backdrop-filter: blur(24px);
            z-index: 9999;
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.25s ease;
            padding: 20px;
        }

        .lightbox-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }

        .lightbox-controls {
            position: absolute;
            top: 25px;
            left: 30px;
            right: 30px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            z-index: 10000;
            pointer-events: auto;
        }

        .lightbox-action-group {
            display: flex;
            gap: 10px;
        }

        .lightbox-btn {
            background: rgba(20, 25, 35, 0.85);
            border: 1px solid rgba(255, 255, 255, 0.2);
            color: white;
            width: 44px; height: 44px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(0,0,0,0.5);
        }

        .lightbox-btn:hover {
            background: var(--accent-primary);
            border-color: var(--accent-primary);
            transform: scale(1.05);
        }

        .lightbox-close:hover {
            background: var(--danger-color);
            border-color: var(--danger-color);
        }

        .lightbox-content {
            position: relative;
            max-width: 90vw;
            max-height: 90vh;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 40px;
        }

        .lightbox-img {
            max-width: 85vw;
            max-height: 78vh;
            object-fit: contain;
            border-radius: var(--radius-md);
            box-shadow: 0 20px 50px rgba(0,0,0,0.8);
            border: 1px solid rgba(255,255,255,0.12);
            transition: transform 0.2s ease;
            transform: scale(1);
        }

        /* ===================== התאמה לטאבלטים וטלפונים גדולים ===================== */
        @media (max-width: 768px) {
            .top-bar-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
            }
            .top-bar-group {
                justify-content: space-between;
                width: 100%;
            }

            .header-inner {
                flex-direction: column;
                align-items: stretch;
                gap: 10px;
                padding: 12px 16px;
            }
            .logo { order: 1; justify-content: center; }
            .search-container { width: 100%; order: 2; }
            .user-widget { width: 100%; justify-content: center; order: 3; flex-wrap: wrap; }

            .main-container { padding: 16px; }

            .catalog-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }

            .gallery-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 10px;
            }

            .modal-overlay { padding: 12px 8px; }
            .modal-container { margin: 12px auto; }
            .modal-header { padding: 14px 16px; }
            .modal-header h2 { font-size: 17px; }
            .modal-body { padding: 16px; }

            .action-banner {
                flex-direction: column;
                align-items: stretch;
                gap: 12px;
                text-align: center;
                padding: 14px 16px;
            }
            .action-banner-left { justify-content: center; flex-wrap: wrap; }
            .purchase-link-btn { margin-right: 0; justify-content: center; }

            .form-modal-container, .confirm-modal-box { max-width: 100%; }

            .lightbox-controls {
                top: 15px;
                left: 15px;
                right: 15px;
            }
        }

        /* ===================== התאמה לטלפונים ===================== */
        @media (max-width: 480px) {
            .top-bar { padding: 8px 12px; }
            .top-bar-text { display: none; } /* חוסכים מקום - הכפתור עצמו מספיק ברור */
            .top-bar-group { justify-content: center; }

            .logo { font-size: 17px; }

            .filters { gap: 6px; }
            .filter-chip { padding: 7px 12px; font-size: 12px; }

            .catalog-grid { gap: 10px; }
            .card-title { font-size: 14px; }

            .gallery-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 8px;
            }

            .price-tag-left { font-size: 13px; padding: 6px 10px; }
            .action-banner-right { font-size: 13px; }

            .confirm-actions { flex-direction: column; }

            .user-widget { gap: 8px; }
        }

        /* מסכים צרים מאוד */
        @media (max-width: 360px) {
            .catalog-grid { grid-template-columns: 1fr; }
        }

        .admin-card-actions {
            position: absolute;
            top: 12px; left: 12px;
            z-index: 10;
            display: flex;
            gap: 6px;
        }

        .admin-action-btn {
            border: none;
            width: 32px; height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            color: white;
            transition: var(--transition);
        }

        .admin-edit-btn { background: rgba(59, 130, 246, 0.9); }
        .admin-edit-btn:hover { background: #2563eb; }

        .admin-delete-btn { background: rgba(239, 68, 68, 0.9); }
        .admin-delete-btn:hover { background: #dc2626; }

        .form-modal-container { max-width: 500px; }
        .form-group { margin-bottom: 14px; display: flex; flex-direction: column; gap: 6px; }
        .form-group label { font-size: 13px; color: var(--text-secondary); }
        .form-input, .form-select, .form-textarea {
            width: 100%; padding: 10px 14px;
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-sm);
            color: var(--text-primary);
            font-size: 14px; outline: none;
        }
        .form-submit-btn {
            width: 100%; padding: 12px;
            background: var(--accent-primary);
            color: #fff; border: none;
            border-radius: var(--radius-sm);
            font-weight: 600; cursor: pointer;
            margin-top: 10px;
            transition: var(--transition);
        }
        .form-submit-btn:hover { opacity: 0.9; }

        .form-error-box {
            color: var(--danger-color);
            font-size: 12px;
            margin-top: 8px;
            display: none;
        }

        .confirm-modal-box { max-width: 400px; text-align: center; }
        .confirm-icon {
            width: 60px; height: 60px;
            background: rgba(239, 68, 68, 0.15);
            color: var(--danger-color);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px auto;
        }
        .confirm-actions {
            display: flex;
            gap: 12px;
            margin-top: 24px;
        }
        .confirm-btn-yes {
            flex: 1; padding: 10px;
            background: var(--danger-color);
            color: white; border: none;
            border-radius: var(--radius-sm);
            font-weight: 600; cursor: pointer;
        }
        .confirm-btn-no {
            flex: 1; padding: 10px;
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--border-color);
            color: var(--text-primary);
            border-radius: var(--radius-sm);
            font-weight: 600; cursor: pointer;
        }

        /*
            מחלקות עזר שמחליפות את כל ה-style="" שהיה מוטבע ב-HTML, כדי שאפשר
            להסיר את 'unsafe-inline' מ-style-src ב-CSP (ראו server.js) - כך גם
            הזרקת CSS זדונית (לא רק JS) חסומה לגמרי ע"י המדיניות.
        */
        .hidden { display: none !important; }

        /* מוסתר ויזואלית אבל קריא לקוראי מסך - למשל label של שדה החיפוש */
        .sr-only {
            position: absolute;
            width: 1px; height: 1px;
            padding: 0; margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }

        /* מסגרת פוקוס ברורה לניווט מקלדת - לא פוגעת בעיצוב כי מופיעה רק
           כשמנווטים ב-Tab (focus-visible), לא בלחיצת עכבר/מגע */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible,
        select:focus-visible,
        .album-card:focus-visible,
        .gallery-thumb:focus-visible {
            outline: 2px solid var(--accent-primary);
            outline-offset: 2px;
        }

        /* הגדלת שטח נגיעה לכפתורי אייקון במסכי מגע, כדי לעמוד בהמלצת המינימום
           של כ-44x44px למגע מדויק באצבע */
        @media (max-width: 768px), (pointer: coarse) {
            .close-btn { width: 44px; height: 44px; }
            .admin-action-btn { width: 40px; height: 40px; }
            .logout-btn { padding: 8px; }
        }

        .icon-12 { width: 12px; height: 12px; }
        .icon-14 { width: 14px; height: 14px; }
        .icon-15 { width: 15px; height: 15px; }
        .icon-16 { width: 16px; height: 16px; }
        .icon-20 { width: 20px; height: 20px; }
        .icon-22 { width: 22px; height: 22px; }
        .icon-32 { width: 32px; height: 32px; }
        .icon-48 { width: 48px; height: 48px; }

        .icon-telegram { color: #229ED9; }
        .icon-whatsapp { color: #25D366; }
        .icon-instagram { color: #E1306C; }
        .icon-accent { color: var(--accent-primary); }
        .icon-success { color: #10b981; }
        .icon-faded { opacity: 0.5; margin-bottom: 12px; }

        .empty-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }

        .desc-box-header {
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .confirm-title { margin-bottom: 8px; font-size: 18px; }
        .confirm-text { color: var(--text-secondary); font-size: 14px; margin-bottom: 20px; }

        .two-factor-hint {
            color: var(--text-secondary);
            font-size: 13px;
            margin-bottom: 14px;
            line-height: 1.5;
        }

        /* מצב טעינה ראשוני של הקטלוג */
        .loading-state {
            grid-column: 1 / -1;
            text-align: center;
            padding: 60px 20px;
            color: var(--text-muted);
        }
        .loading-spinner {
            width: 32px; height: 32px;
            margin: 0 auto 14px auto;
            border: 3px solid rgba(255, 255, 255, 0.1);
            border-top-color: var(--accent-primary);
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }
        @keyframes spin { to { transform: rotate(360deg); } }
        @media (prefers-reduced-motion: reduce) {
            .loading-spinner { animation-duration: 2s; }
        }