* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Google Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
            background: #f1f3f7;
            min-height: 100vh;
        }

        /* Header */
        .app-header {
            background: #ffffff;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05), 0 1px 2px rgba(0, 0, 0, 0.03);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .header-content {
            max-width: 1280px;
            margin: 0 auto;
            padding: 12px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .logo-area {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            font-size: 28px;
            color: #1a73e8;
        }

        .logo-text h1 {
            font-size: 1.35rem;
            font-weight: 500;
            color: #1f1f1f;
            letter-spacing: -0.2px;
        }

        .logo-text p {
            font-size: 0.7rem;
            color: #5f6368;
            font-weight: 400;
            margin-top: 1px;
        }

        /* Search Bar - Desktop */
        .search-container {
            flex: 1;
            max-width: 350px;
        }

        .search-wrapper {
            display: flex;
            align-items: center;
            background: #f1f3f7;
            border-radius: 28px;
            padding: 6px 16px;
            transition: all 0.2s ease;
            border: 1px solid transparent;
        }

        .search-wrapper:focus-within {
            background: #ffffff;
            border-color: #dadce0;
            box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
        }

        .search-icon {
            color: #5f6368;
            font-size: 20px;
            margin-right: 12px;
            display: flex;
            align-items: center;
            cursor: pointer;
        }

        .search-input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 1rem;
            padding: 12px 0;
            outline: none;
            font-family: inherit;
            color: #202124;
        }

        .search-input::placeholder {
            color: #9aa0a6;
            font-weight: 400;
        }

        .clear-search {
            background: none;
            border: none;
            font-size: 18px;
            cursor: pointer;
            color: #5f6368;
            padding: 4px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s;
        }

        .clear-search:hover {
            background: #e8eaed;
        }

        /* Mobile Search Overlay */
        .mobile-search-overlay {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1000;
            display: none;
            align-items: flex-start;
            justify-content: center;
            backdrop-filter: blur(4px);
            animation: fadeIn 0.2s ease;
        }

        .mobile-search-overlay.active {
            display: flex;
        }

        .mobile-search-card {
            background: #ffffff;
            margin: 16px;
            border-radius: 32px;
            width: calc(100% - 32px);
            max-width: 500px;
            animation: slideDown 0.25s ease;
            overflow: hidden;
            box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
        }

        .mobile-search-header {
            display: flex;
            align-items: center;
            padding: 16px;
            gap: 12px;
            border-bottom: 1px solid #e8eaed;
        }

        .mobile-search-input {
            flex: 1;
            border: none;
            font-size: 1rem;
            padding: 12px 0;
            outline: none;
            font-family: inherit;
            background: transparent;
        }

        .close-search {
            background: none;
            border: none;
            font-size: 24px;
            cursor: pointer;
            color: #5f6368;
            padding: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: background 0.2s;
        }

        .close-search:hover {
            background: #f1f3f7;
        }

        .mobile-search-icon {
            font-size: 20px;
            color: #5f6368;
        }

        .mobile-search-btn {
            display: none;
            background: #f1f3f7;
            border: none;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background 0.2s;
            flex-shrink: 0;
        }

        .mobile-search-btn:hover {
            background: #e8eaed;
        }

        .mobile-search-btn i {
            font-size: 20px;
            color: #5f6368;
        }

        @keyframes slideDown {
            from {
                opacity: 0;
                transform: translateY(-30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
            }
            to {
                opacity: 1;
            }
        }

        .refresh-toast {
            position: fixed;
            bottom: 24px;
            right: 24px;
            background: #1f1f1f;
            color: white;
            padding: 10px 20px;
            border-radius: 48px;
            font-size: 0.8rem;
            font-weight: 500;
            box-shadow: 0 4px 12px rgba(0,0,0,0.15);
            z-index: 200;
            opacity: 0;
            transition: opacity 0.25s ease;
            pointer-events: none;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .refresh-toast.show {
            opacity: 1;
        }
        
        .refresh-toast i {
            font-size: 18px;
        }

        .main-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 28px 24px 48px;
        }

        .info-bar {
            display: flex;
            justify-content: space-between;
            align-items: baseline;
            flex-wrap: wrap;
            margin-bottom: 28px;
            gap: 12px;
        }

        .results-count {
            font-size: 0.85rem;
            color: #5f6368;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .results-count i {
            font-size: 14px;
        }

        .badge {
            background: #e8eaed;
            padding: 6px 14px;
            border-radius: 30px;
            font-size: 0.75rem;
            font-weight: 500;
            color: #1f1f1f;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .apps-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(320px, 380px));
            gap: 24px;
            justify-content: center;
        }

        .app-card {
            text-decoration: none;
            display: block;
            background: #ffffff;
            border-radius: 28px;
            overflow: hidden;
            transition: all 0.3s cubic-bezier(0.2, 0, 0, 1);
            cursor: pointer;
            box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03), 0 1px 6px rgba(0, 0, 0, 0.05);
        }

        .app-card:hover {
            transform: translateY(-6px);
            box-shadow: 0 20px 32px rgba(0, 0, 0, 0.12), 0 4px 8px rgba(0, 0, 0, 0.05);
        }

        .card-header {
            display: flex;
            align-items: flex-start;
            gap: 16px;
            padding: 20px 20px 12px 20px;
        }

        .icon-wrapper {
            flex-shrink: 0;
        }

        .app-icon-large {
            width: 72px;
            height: 72px;
            border-radius: 18px;
            object-fit: cover;
            background: #f8f9fa;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            transition: transform 0.2s ease;
        }

        .app-card:hover .app-icon-large {
            transform: scale(1.02);
        }

        .default-icon-large {
            width: 72px;
            height: 72px;
            border-radius: 18px;
            background: linear-gradient(135deg, #4285f4, #1a73e8);
            display: flex;
            align-items: center;
            justify-content: center;
            color: white;
            font-size: 32px;
            font-weight: 600;
            font-family: 'Google Sans', system-ui;
            box-shadow: 0 4px 12px rgba(66, 133, 244, 0.3);
            text-transform: uppercase;
        }

        .app-info-header {
            flex: 1;
            min-width: 0;
        }

        .app-title {
            font-size: 1.1rem;
            font-weight: 600;
            color: #202124;
            margin-bottom: 6px;
            line-height: 1.3;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .app-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            background: #e8f0fe;
            color: #1a73e8;
            padding: 4px 10px;
            border-radius: 20px;
            font-size: 0.7rem;
            font-weight: 500;
            letter-spacing: 0.2px;
        }

        .app-tag i {
            font-size: 12px;
        }

        .star-rating {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-top: 8px;
        }

        .stars {
            display: flex;
            gap: 2px;
            color: #f9ab00;
        }

        .stars i {
            font-size: 14px;
        }

        .stars i.bi-star-fill {
            color: #f9ab00;
        }

        .stars i.bi-star-half {
            color: #f9ab00;
        }

        .stars i.bi-star {
            color: #dadce0;
        }

        .rating-value {
            font-size: 0.75rem;
            font-weight: 500;
            color: #5f6368;
        }

        .app-description {
            padding: 0 20px 16px 20px;
        }

        .description-text {
            font-size: 0.85rem;
            color: #5f6368;
            line-height: 1.45;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            word-break: break-word;
        }

        .card-footer {
            padding: 12px 20px 20px 20px;
            border-top: 1px solid #f1f3f7;
            display: flex;
            justify-content: flex-end;
        }

        .launch-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #f1f3f7;
            color: #1a73e8;
            padding: 8px 18px;
            border-radius: 40px;
            font-size: 0.8rem;
            font-weight: 500;
            transition: all 0.2s ease;
        }

        .app-card:hover .launch-btn {
            background: #e8eaed;
            transform: translateX(4px);
        }

        .launch-btn i {
            font-size: 14px;
        }

        .state-container {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            padding: 60px 20px;
            background: #ffffff;
            border-radius: 36px;
            text-align: center;
            margin-top: 40px;
            box-shadow: 0 1px 2px rgba(0,0,0,0.03);
        }

        .spinner-circle {
            width: 52px;
            height: 52px;
            border: 4px solid #e8eaed;
            border-top-color: #4285f4;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
            margin-bottom: 24px;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        .empty-icon {
            font-size: 64px;
            margin-bottom: 20px;
            color: #9aa0a6;
        }

        .state-title {
            font-size: 1.2rem;
            font-weight: 500;
            color: #202124;
            margin-bottom: 8px;
        }

        .state-sub {
            font-size: 0.85rem;
            color: #5f6368;
            max-width: 280px;
        }

        .reset-search-btn {
            margin-top: 20px;
            background: #e8eaed;
            border: none;
            padding: 8px 24px;
            border-radius: 40px;
            font-weight: 500;
            cursor: pointer;
            font-family: inherit;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            transition: background 0.2s;
        }

        .reset-search-btn:hover {
            background: #dadce0;
        }

        .app-footer {
            max-width: 1280px;
            margin: 48px auto 0;
            padding: 24px 24px 32px;
            border-top: 1px solid #e8eaed;
            text-align: center;
            color: #5f6368;
            font-size: 0.75rem;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }

        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(16px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        .app-card {
            animation: fadeInUp 0.35s ease forwards;
        }

        @media (max-width: 768px) {
            .header-content {
                padding: 12px 16px;
                gap: 12px;
            }
            .search-container {
                display: none;
            }
            .mobile-search-btn {
                display: flex;
            }
            .main-container {
                padding: 20px 16px 40px;
            }
            .apps-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .card-header {
                padding: 16px 16px 8px 16px;
            }
            .app-icon-large, .default-icon-large {
                width: 56px;
                height: 56px;
                font-size: 26px;
                border-radius: 14px;
            }
            .app-title {
                font-size: 1rem;
            }
            .app-description {
                padding: 0 16px 12px 16px;
            }
            .card-footer {
                padding: 12px 16px 16px 16px;
            }
        }

        @media (min-width: 769px) and (max-width: 1024px) {
            .header-content {
                gap: 16px;
            }
            .logo-text h1 {
                font-size: 1.2rem;
            }
            .search-container {
                flex: 1;
            }
            .mobile-search-btn {
                display: none;
            }
        }

        .app-card:active {
            transform: scale(0.98);
            transition: transform 0.08s;
        }