/* T-Protector 移动端专用优化样式 */

/* Android设备专用优化 */
@supports (-webkit-appearance: none) {
    /* Android Chrome的特殊优化 */
    body {
        -webkit-text-size-adjust: 100%;
        text-size-adjust: 100%;
    }
}

/* 平板设备优化 (769px - 1024px) */
@media (max-width: 1024px) {
    .navbar .container {
        padding: 0 15px;
    }
}

/* 小平板和大手机 (481px - 768px) */
@media (max-width: 768px) {
    /* 导航栏优化 */
    .navbar {
        padding: 0.85rem 0;
    }
    
    .navbar .container {
        padding: 0 15px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: nowrap; /* 防止换行 */
        width: 100%;
    }
    
    .nav-brand {
        flex: 0 0 auto;
    }
    
    .nav-menu {
        display: none;
    }
    
    .nav-menu.active {
        display: flex;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: rgba(15, 23, 42, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        z-index: 999;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-toggle {
        display: flex !important;
        z-index: 1000;
    }
    
    .nav-actions {
        flex: 0 0 auto;
        margin-left: auto;
    }
    
    .nav-brand {
        gap: 10px;
        flex-shrink: 0;
    }
    
    .logo {
        width: 36px;
        height: 36px;
    }
    
    .brand-name {
        font-size: 1.2rem;
        font-weight: 700;
        white-space: nowrap; /* 防止"T-Protector"换行 */
    }
    
    .nav-actions {
        gap: 0.75rem;
        flex-shrink: 0;
    }
    
    .nav-actions .btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
        font-weight: 600;
    }
    
    /* 手机上也显示语言切换，但缩小 */
    .language-switch {
        display: flex;
        gap: 4px; /* 缩小间距 */
    }
    
    .lang-icon {
        width: 20px; /* 缩小图标 */
        height: 20px;
    }
    
    /* 表格优化 */
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }
    
    .table {
        min-width: 600px;
    }
    
    .actions {
        flex-direction: column;
        gap: 0.3rem;
    }
    
    .actions .btn-sm {
        width: 100%;
        justify-content: center;
    }
    
    /* 表单优化 */
    
    /* 模态框优化 */
    .modal-content {
        width: 95%;
        margin: 0.5rem;
        max-height: 95vh;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    /* 卡片优化 */
    .card {
        padding: 1rem;
    }
    
    .card-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
    }
    
    .stat-card-value {
        font-size: 1.5rem;
    }
    
    /* 侧边栏优化 */
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .main-content {
        margin-left: 0;
    }

    /* admin-users.html 搜索过滤器 */
    .user-search-filters {
        grid-template-columns: 1fr;
    }

    /* tasks.html 过滤器 */
    .task-filters {
        grid-template-columns: 1fr;
    }

    /* admin.html Grids */
    .real-time-data-grid {
        grid-template-columns: 1fr;
    }

    /* encrypt.html responsive */
    .strength-slider,
    .file-info-box,
    .result-actions {
        flex-direction: column;
    }

    .file-info-box {
        align-items: flex-start;
    }
}

/* Android标准手机 (376px - 480px) */
@media (max-width: 480px) {
    /* 导航栏Android优化 - 更宽松的布局 */
    .navbar {
        padding: 1rem 0;
    }
    
    .navbar .container {
        padding: 0 12px;
    }
    
    .nav-brand {
        gap: 8px;
    }
    
    .logo {
        width: 32px;
        height: 32px;
    }
    
    .brand-name {
        font-size: 1.05rem;
        white-space: nowrap; /* 防止换行 */
    }
    
    /* 导航按钮 - Android设备更大的点击区域 */
    .nav-actions {
        gap: 0.5rem;
    }
    
    .nav-actions .btn {
        padding: 0.5rem 0.75rem;
        font-size: 0.8rem;
        border-radius: 8px;
        font-weight: 600;
        letter-spacing: 0.3px;
    }
    
    /* 语言切换缩小 */
    .language-switch {
        gap: 3px;
    }
    
    .lang-icon {
        width: 18px;
        height: 18px;
    }
    
    /* Hero区域Android优化 */
    .hero {
        padding: 110px 0 70px;
    }
    
    .hero-title {
        font-size: 2rem;
        margin-bottom: 1.25rem;
        line-height: 1.4;
    }
    
    .hero-description {
        font-size: 1rem;
        line-height: 1.7;
        margin-bottom: 1.75rem;
    }
    
    .hero-buttons {
        gap: 1rem;
    }
    
    .hero-buttons .btn {
        padding: 0.85rem 1.75rem;
        font-size: 1rem;
    }
    
    .hero-features {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .feature-highlight-card {
        padding: 1rem;
    }
    
    .highlight-icon {
        width: 45px;
        height: 45px;
        font-size: 1.2rem;
    }
}

/* 小屏手机 (≤ 375px) */
@media (max-width: 375px) {
    /* 导航栏紧凑但仍保持舒适 */
    .navbar {
        padding: 0.9rem 0;
    }
    
    .navbar .container {
        padding: 0 10px;
    }
    
    .nav-brand {
        gap: 6px;
    }
    
    .logo {
        width: 28px;
        height: 28px;
    }
    
    .brand-name {
        font-size: 1rem;
        white-space: nowrap; /* 防止换行 */
    }
    
    /* 按钮保持舒适的大小 */
    .nav-actions {
        gap: 0.4rem;
    }
    
    .nav-actions .btn {
        padding: 0.45rem 0.7rem;
        font-size: 0.75rem;
        min-width: 52px;
    }
    
    /* 语言切换更小 */
    .language-switch {
        gap: 2px;
    }
    
    .lang-icon {
        width: 16px;
        height: 16px;
    }
    
    /* 内容区域更多padding */
    .container {
        padding: 0 15px;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
    
    .feature-card,
    .pricing-card {
        padding: 1.75rem 1.25rem;
    }
}

/* 触摸设备专用优化（包括Android）*/
@media (hover: none) and (pointer: coarse) {
    /* Android设备 - 更大的触摸区域 */
    .btn {
        min-height: 48px; /* Android建议更大 */
        padding: 0.75rem 1.5rem;
    }
    
    /* 导航按钮触摸优化 */
    .nav-actions .btn {
        min-height: 44px;
        min-width: 64px;
        padding: 0.6rem 1rem;
    }
    
    .nav-link {
        padding: 0.875rem 0;
        min-height: 48px;
    }
    
    .sidebar-menu a {
        padding: 1.25rem 2rem;
        min-height: 52px;
    }
    
    /* 防止双击缩放 */
    * {
        touch-action: manipulation;
    }
    
    /* 输入框优化 - 防止自动缩放 */
    input,
    textarea,
    select {
        font-size: 16px !important;
    }
    
    /* Android专用：增加行高和间距 */
    body {
        line-height: 1.65;
    }
    
    p {
        margin-bottom: 1.25rem;
    }
    
    /* 卡片间距更大 */
    .feature-card,
    .pricing-card,
    .card {
        margin-bottom: 1.75rem;
    }
}

/* 横屏模式优化 */
@media (max-width: 896px) and (orientation: landscape) {
    .navbar {
        padding: 0.5rem 0;
    }
    
    .hero {
        padding: 80px 0 40px;
    }
    
    .auth-page {
        padding: 1rem;
    }
}

/* 特殊设备优化 */

/* iPhone SE (375x667) */
@media (max-width: 375px) and (max-height: 667px) {
    .navbar {
        padding: 0.6rem 0;
    }
    
    .nav-actions .btn {
        padding: 0.4rem 0.6rem;
        font-size: 0.75rem;
    }
}

/* iPhone 12/13/14 (390x844) */
@media (min-width: 376px) and (max-width: 430px) {
    .navbar .container {
        padding: 0 10px;
    }
    
    .nav-actions .btn {
        padding: 0.45rem 0.75rem;
        font-size: 0.8rem;
    }
}

/* 平板横屏 */
@media (min-width: 769px) and (max-width: 1024px) and (orientation: landscape) {
    .navbar .container {
        padding: 0 20px;
    }
}