/* myapp.today 响应式设计 */

/* Tablet (768px - 1024px) */
@media screen and (max-width: 1024px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .categories-grid {
        grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
        gap: 1rem;
    }

    .apps-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: 1rem;
    }

    .daily-app {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .daily-content {
        width: 100%;
    }

    .daily-meta {
        justify-content: center;
    }

    .daily-actions {
        justify-content: center;
    }
}

/* Mobile (max-width: 768px) */
@media screen and (max-width: 768px) {
    /* Header */
    .site-header .container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 15px;
    }

    .logo h1 {
        font-size: 1.3rem;
    }

    .logo .tagline {
        font-size: 0.75rem;
    }

    .main-nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
        font-size: 0.85rem;
    }

    /* Hero Section */
    .hero-section {
        padding: 3rem 0;
    }

    .hero-title {
        font-size: 1.8rem;
    }

    .hero-subtitle {
        font-size: 1rem;
        margin-bottom: 1.5rem;
    }

    .search-box {
        flex-direction: column;
        gap: 0;
        max-width: 90%;
    }

    .search-box input {
        border-radius: var(--radius);
        padding: 14px 16px;
    }

    .search-box button {
        border-radius: var(--radius);
        padding: 14px 20px;
    }

    .search-tags {
        font-size: 0.85rem;
    }

    .search-tags a {
        margin: 4px 6px;
        padding: 3px 10px;
    }

    /* Section Headers */
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .section-title,
    .section-header h2 {
        font-size: 1.4rem;
    }

    section {
        padding: 2rem 0;
    }

    /* Daily Pick */
    .daily-card {
        padding: 1.5rem;
    }

    .daily-icon img {
        width: 80px;
        height: 80px;
    }

    .daily-title {
        font-size: 1.4rem;
    }

    .daily-description {
        font-size: 0.95rem;
    }

    .daily-actions {
        flex-direction: column;
        gap: 0.8rem;
    }

    .daily-actions button,
    .daily-actions a {
        width: 100%;
        text-align: center;
    }

    /* Categories */
    .categories-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .category-card {
        padding: 1.5rem 1rem;
    }

    .category-icon {
        font-size: 2rem;
        margin-bottom: 0.5rem;
    }

    .category-card h3 {
        font-size: 1.1rem;
    }

    /* Apps Grid */
    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.8rem;
    }

    .app-card {
        padding: 1rem;
    }

    .app-icon img {
        width: 60px;
        height: 60px;
    }

    /* New Apps */
    .new-item {
        padding: 1rem;
        flex-wrap: wrap;
    }

    .new-icon img {
        width: 45px;
        height: 45px;
    }

    .new-content {
        flex: 1;
        min-width: 120px;
    }

    .new-action {
        padding: 6px 16px;
        font-size: 0.85rem;
    }

    /* Must Have */
    .musthave-tabs {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .tab-btn {
        padding: 8px 16px;
        font-size: 0.85rem;
        flex: 1;
        min-width: 80px;
    }

    .musthave-item {
        padding: 0.8rem 1rem;
        flex-wrap: wrap;
    }

    .musthave-num {
        margin-right: 0.8rem;
    }

    .musthave-name {
        width: auto;
        flex: 1;
    }

    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
}

/* Small Mobile (max-width: 480px) */
@media screen and (max-width: 480px) {
    .container {
        padding: 0 10px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .categories-grid {
        grid-template-columns: 1fr;
    }

    .apps-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.6rem;
    }

    .app-card {
        padding: 0.8rem;
    }

    .app-icon img {
        width: 50px;
        height: 50px;
    }

    .app-name {
        font-size: 0.9rem;
    }

    .app-category {
        font-size: 0.75rem;
    }
}

/* Large Desktop (min-width: 1440px) */
@media screen and (min-width: 1440px) {
    .container {
        max-width: 1400px;
    }

    .categories-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .apps-grid {
        grid-template-columns: repeat(5, 1fr);
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .app-card:active,
    .category-card:active {
        transform: scale(0.98);
    }

    .search-box button:active {
        transform: scale(0.98);
    }
}