/* 响应式设计样式文件 */

/* 基础样式优化 - 确保所有设备的可读性 */
html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -moz-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    overflow-y: auto;
    height: auto;
    min-height: 100vh;
}

/* 确保主容器在所有设备上正确显示 */
.main-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

/* 超宽屏设备 - 1920px及以上 */
@media screen and (min-width: 1920px) {
    .modal-card {
        max-width: 700px;
        padding: 3rem;
    }

    .search-engine-grid {
        gap: 1.5rem;
        margin-bottom: 2.5rem;
    }

    .search-engine-item {
        padding: 1.5rem;
        min-height: 100px;
    }

    .search-engine-icon {
        width: 40px;
        height: 40px;
        font-size: 1.4rem;
    }

    .search-engine-name {
        font-size: 1.2rem;
    }

    .search-engine-desc {
        font-size: 1rem;
    }

    #searchEngineModal h3 {
        font-size: 1.4rem;
        margin-bottom: 2.5rem;
    }
}

/* 大屏幕设备（桌面） - 1400px及以上 */
@media screen and (min-width: 1400px) {

    .clock-card,
    .search-card,
    .quick-access-card {
        max-width: 900px;
    }

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

    /* 搜索引擎模态框优化 */
    .modal-card {
        max-width: 600px;
        padding: 2.5rem;
    }

    .search-engine-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.25rem;
        margin-bottom: 2rem;
    }

    .search-engine-item {
        padding: 1.25rem;
        min-height: 90px;
    }

    .search-engine-icon {
        width: 36px;
        height: 36px;
        font-size: 1.3rem;
    }

    .search-engine-name {
        font-size: 1.1rem;
    }

    .search-engine-desc {
        font-size: 0.9rem;
    }

    /* 搜索引擎模态框标题 */
    #searchEngineModal h3 {
        font-size: 1.3rem;
        margin-bottom: 2rem;
    }
}

/* 标准桌面 - 1024px到1399px */
@media screen and (min-width: 1024px) and (max-width: 1399px) {
    .main-container {
        padding: 2rem;
        gap: 2rem;
    }

    .clock-card,
    .search-card,
    .quick-access-card {
        max-width: 800px;
    }

    .quick-access-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .modal-card {
        max-width: 500px;
    }

    /* 搜索引擎模态框优化 */
    .search-engine-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 1rem;
    }

    .search-engine-item {
        padding: 1rem;
    }

    .search-engine-icon {
        width: 32px;
        height: 32px;
        font-size: 1.2rem;
    }

    .search-engine-name {
        font-size: 1rem;
    }

    .search-engine-desc {
        font-size: 0.85rem;
    }
}

/* 平板设备 - 768px到1023px */
@media screen and (min-width: 768px) and (max-width: 1023px) {
    html {
        font-size: 15px;
    }

    .main-container {
        padding: 1.5rem;
        gap: 1.5rem;
    }

    .clock-card,
    .search-card,
    .quick-access-card {
        max-width: 700px;
    }

    .clock-card,
    .quick-access-card {
        padding: 1.5rem;
    }

    .search-card {
        padding: 1.25rem;
    }

    /* 时钟显示优化 */
    .time {
        font-size: 3rem;
    }

    .date {
        font-size: 1rem;
    }

    /* 搜索框优化 */
    .search-input {
        padding: 0.875rem 0.875rem 0.875rem 2.75rem;
        font-size: 1rem;
    }

    .search-icon {
        left: 0.875rem;
    }

    /* 快捷访问网格 - 3列布局 */
    .quick-access-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.875rem;
        margin-bottom: 1.25rem;
    }

    .shortcut-btn {
        padding: 1.25rem;
        min-height: 110px;
    }

    .shortcut-icon {
        width: 28px;
        height: 28px;
        font-size: 1.1rem;
    }

    .shortcut-name {
        font-size: 0.85rem;
    }

    /* 搜索引擎网格 */
    .search-engine-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.875rem;
    }

    /* 模态框 */
    .modal-card {
        max-width: 450px;
        padding: 1.75rem;
    }

    .section-title {
        font-size: 1rem;
    }
}

/* 小平板和大屏手机 - 640px到767px */
@media screen and (min-width: 640px) and (max-width: 767px) {
    html {
        font-size: 14px;
    }

    .main-container {
        padding: 1.25rem;
        gap: 1.25rem;
    }

    .clock-card,
    .search-card,
    .quick-access-card {
        width: 100%;
    }

    .clock-card,
    .quick-access-card {
        padding: 1.25rem;
    }

    .search-card {
        padding: 1rem;
    }

    /* 时钟显示优化 */
    .time {
        font-size: 2.5rem;
    }

    .date {
        font-size: 0.95rem;
    }

    /* 搜索框优化 */
    .search-input {
        padding: 0.75rem 0.75rem 0.75rem 2.5rem;
        font-size: 0.95rem;
    }

    .search-icon {
        left: 0.75rem;
        font-size: 0.9rem;
    }

    /* 快捷访问网格 - 3列布局 */
    .quick-access-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 0.75rem;
        margin-bottom: 1rem;
    }

    .shortcut-btn {
        padding: 1rem;
        min-height: 100px;
    }

    .shortcut-icon {
        width: 26px;
        height: 26px;
        font-size: 1rem;
        margin-bottom: 0.4rem;
    }

    .shortcut-name {
        font-size: 0.8rem;
    }

    /* 搜索引擎网格 */
    .search-engine-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
    }

    .search-engine-item {
        padding: 0.875rem;
    }

    .search-engine-icon {
        width: 28px;
        height: 28px;
        font-size: 1.1rem;
    }

    /* 添加快捷方式按钮 */
    .add-shortcut-btn {
        padding: 0.875rem;
        font-size: 0.85rem;
    }

    /* 模态框 */
    .modal-card {
        width: 92%;
        max-width: 400px;
        padding: 1.5rem;
    }

    .modal-card h3 {
        font-size: 1.1rem;
        margin-bottom: 1.25rem;
    }

    .section-title {
        font-size: 0.95rem;
    }
}

/* 手机设备 - 480px到639px */
@media screen and (min-width: 480px) and (max-width: 639px) {
    html {
        font-size: 14px;
    }

    .main-container {
        padding: 1rem;
        gap: 1rem;
    }

    .clock-card,
    .search-card,
    .quick-access-card {
        width: 100%;
    }

    .clock-card,
    .quick-access-card {
        padding: 1.25rem 1rem;
    }

    .search-card {
        padding: 1rem;
    }

    /* 时钟显示优化 */
    .time {
        font-size: 2.25rem;
    }

    .date {
        font-size: 0.9rem;
    }

    /* 搜索框优化 */
    .search-input {
        padding: 0.75rem 0.75rem 0.75rem 2.5rem;
        font-size: 0.9rem;
        border-radius: 14px;
    }

    .search-icon {
        left: 0.75rem;
        font-size: 0.85rem;
    }

    /* 快捷访问网格 - 2列布局 */
    .quick-access-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.75rem;
        margin-bottom: 1rem;
    }

    .shortcut-btn {
        padding: 1rem 0.75rem;
        min-height: 95px;
        border-radius: 14px;
        gap: 0.625rem;
    }

    .shortcut-icon {
        width: 24px;
        height: 24px;
        font-size: 0.95rem;
        margin-bottom: 0.4rem;
    }

    .shortcut-name {
        font-size: 0.8rem;
        line-height: 1.3;
    }

    /* 删除按钮优化 */
    .delete-shortcut {
        width: 22px;
        height: 22px;
        font-size: 0.75rem;
        top: 0.4rem;
        right: 0.4rem;
    }

    /* 始终显示删除按钮在触摸设备上 */
    .shortcut-btn .delete-shortcut {
        display: flex;
        opacity: 0.6;
    }

    .shortcut-btn:hover .delete-shortcut {
        opacity: 1;
    }

    /* 搜索引擎网格 */
    .search-engine-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .search-engine-item {
        padding: 0.875rem;
    }

    .search-engine-icon {
        width: 28px;
        height: 28px;
        font-size: 1rem;
    }

    /* 添加快捷方式按钮 */
    .add-shortcut-btn {
        padding: 0.875rem;
        font-size: 0.85rem;
        border-radius: 10px;
    }

    /* 模态框 */
    .modal-card {
        width: 94%;
        max-width: 360px;
        padding: 1.5rem;
        border-radius: 14px;
    }

    .modal-card h3 {
        font-size: 1.05rem;
        margin-bottom: 1.25rem;
    }

    .modal-card label {
        font-size: 0.85rem;
        margin-bottom: 0.875rem;
    }

    .modal-card input {
        padding: 0.675rem;
        font-size: 0.9rem;
    }

    .form-actions {
        flex-direction: row;
        gap: 0.75rem;
    }

    .btn {
        padding: 0.65rem 1.25rem;
        font-size: 0.85rem;
        flex: 1;
    }

    .section-title {
        font-size: 0.95rem;
        margin-bottom: 0.875rem;
    }
}

/* 小屏手机 - 320px到479px */
@media screen and (min-width: 320px) and (max-width: 479px) {
    html {
        font-size: 14px;
    }

    .main-container {
        padding: 0.875rem;
        gap: 0.875rem;
        min-height: 100vh;
    }

    .clock-card,
    .search-card,
    .quick-access-card {
        width: 100%;
    }

    .clock-card,
    .quick-access-card {
        padding: 1rem 0.875rem;
    }

    .search-card {
        padding: 0.875rem;
    }

    /* 时钟显示优化 */
    .time {
        font-size: 2rem;
        letter-spacing: -0.01em;
    }

    .date {
        font-size: 0.85rem;
    }

    /* 搜索框优化 */
    .search-input {
        padding: 0.7rem 0.7rem 0.7rem 2.4rem;
        font-size: 0.875rem;
        border-radius: 12px;
    }

    .search-icon {
        left: 0.7rem;
        font-size: 0.8rem;
    }

    /* 快捷访问网格 - 2列布局 */
    .quick-access-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.625rem;
        margin-bottom: 0.875rem;
    }

    .shortcut-btn {
        padding: 0.875rem 0.625rem;
        min-height: 90px;
        border-radius: 12px;
        gap: 0.5rem;
    }

    .shortcut-icon {
        width: 22px;
        height: 22px;
        font-size: 0.9rem;
        margin-bottom: 0.35rem;
        border-radius: 6px;
    }

    .shortcut-name {
        font-size: 0.75rem;
        line-height: 1.3;
        word-break: break-word;
    }

    /* 删除按钮优化 */
    .delete-shortcut {
        width: 20px;
        height: 20px;
        font-size: 0.7rem;
        top: 0.35rem;
        right: 0.35rem;
    }

    /* 始终显示删除按钮在触摸设备上 */
    .shortcut-btn .delete-shortcut {
        display: flex;
        opacity: 0.6;
    }

    .shortcut-btn:hover .delete-shortcut {
        opacity: 1;
    }

    /* 搜索引擎网格 */
    .search-engine-grid {
        grid-template-columns: 1fr;
        gap: 0.625rem;
        margin-bottom: 1rem;
    }

    .search-engine-item {
        padding: 0.75rem;
        flex-direction: row;
    }

    .search-engine-icon {
        width: 26px;
        height: 26px;
        font-size: 0.95rem;
    }

    .search-engine-name {
        font-size: 0.9rem;
        margin-bottom: 0.2rem;
    }

    .search-engine-desc {
        font-size: 0.75rem;
    }

    /* 添加快捷方式按钮 */
    .add-shortcut-btn {
        padding: 0.8rem;
        font-size: 0.8rem;
        border-radius: 10px;
    }

    /* 模态框 */
    .modal-card {
        width: 95%;
        max-width: 340px;
        padding: 1.25rem;
        border-radius: 12px;
    }

    .modal-card h3 {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .modal-card label {
        font-size: 0.8rem;
        margin-bottom: 0.75rem;
        gap: 0.4rem;
    }

    .modal-card input {
        padding: 0.625rem;
        font-size: 0.875rem;
        border-radius: 8px;
    }

    .form-actions {
        flex-direction: column;
        gap: 0.625rem;
    }

    .btn {
        padding: 0.625rem 1rem;
        font-size: 0.8rem;
        width: 100%;
        border-radius: 10px;
    }

    .section-title {
        font-size: 0.9rem;
        margin-bottom: 0.75rem;
    }
}

/* 超小屏设备 - 小于320px */
@media screen and (max-width: 319px) {
    html {
        font-size: 13px;
    }

    .main-container {
        padding: 0.75rem;
        gap: 0.75rem;
    }

    .clock-card,
    .quick-access-card {
        padding: 0.875rem 0.75rem;
    }

    .search-card {
        padding: 0.75rem;
    }

    .time {
        font-size: 1.75rem;
    }

    .date {
        font-size: 0.8rem;
    }

    .search-input {
        padding: 0.65rem 0.65rem 0.65rem 2.25rem;
        font-size: 0.85rem;
    }

    .search-icon {
        left: 0.65rem;
    }

    .quick-access-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }

    .shortcut-btn {
        padding: 0.75rem 0.5rem;
        min-height: 85px;
    }

    .shortcut-icon {
        width: 20px;
        height: 20px;
        font-size: 0.85rem;
    }

    .shortcut-name {
        font-size: 0.7rem;
    }
}

/* 横屏模式优化 */
@media screen and (max-height: 600px) and (orientation: landscape) {
    .main-container {
        padding: 1rem;
        gap: 0.875rem;
        justify-content: flex-start;
        padding-top: 1rem;
        padding-bottom: 1rem;
    }

    .clock-card {
        padding: 1rem;
    }

    .time {
        font-size: 2rem;
    }

    .date {
        font-size: 0.85rem;
    }

    .search-card {
        padding: 0.875rem;
    }

    .quick-access-card {
        padding: 1rem;
    }

    .quick-access-grid {
        margin-bottom: 0.75rem;
    }

    .shortcut-btn {
        min-height: 80px;
        padding: 0.75rem;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {

    /* 增大可点击区域 */
    .btn,
    .add-shortcut-btn {
        min-height: 44px;
    }

    .shortcut-btn {
        min-height: 90px;
    }

    /* 禁用悬停效果，优化触摸体验 */
    .glass-card:hover {
        transform: none;
    }

    .shortcut-btn:hover {
        transform: none;
    }

    /* 删除按钮始终可见 */
    .shortcut-btn .delete-shortcut {
        display: flex;
        opacity: 0.7;
    }
}

/* 高分辨率屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2),
(min-resolution: 192dpi) {
    .glass-card {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

    .time,
    .date,
    .section-title {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
}