/* ========== 移动端优化样式 ========== */

/* 全局移动端适配 */
@media (max-width: 768px) {
    /* 防止iOS点击高亮 */
    * {
        -webkit-tap-highlight-color: transparent;
        -webkit-touch-callout: none;
        -webkit-user-select: none;
        user-select: none;
    }

    /* 允许输入框选择文本 */
    input, textarea, [contenteditable] {
        -webkit-user-select: text;
        user-select: text;
    }

    /* 移动端字体大小优化 */
    body {
        font-size: 14px;
    }

    /* 触摸目标最小尺寸 */
    button, a, .clickable {
        min-height: 44px;
        min-width: 44px;
    }

    /* 表单元素优化 */
    input, select, textarea {
        font-size: 16px; /* 防止iOS自动缩放 */
        padding: 12px 16px;
    }

    /* 按钮优化 */
    .btn {
        padding: 12px 24px;
        font-size: 16px;
    }

    /* 滚动条隐藏 */
    ::-webkit-scrollbar {
        width: 0px;
        height: 0px;
    }

    /* 安全区域适配 */
    body, .container {
        padding-left: max(0px, env(safe-area-inset-left));
        padding-right: max(0px, env(safe-area-inset-right));
    }

    /* 底部安全区域 */
    .mobile-nav {
        padding-bottom: max(0.5rem, env(safe-area-inset-bottom));
    }
}

/* 移动端底部导航栏基础样式 */
.mobile-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 0.5rem 1rem;
    z-index: 999;
    display: flex;
    justify-content: space-around;
    align-items: center;
    box-shadow: 0 -10px 30px rgba(0, 0, 0, 0.5);
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 0.5rem 1rem;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    transition: all 0.3s ease;
    border-radius: 12px;
    font-size: 0.75rem;
    flex: 1;
}

.mobile-nav-item span {
    font-size: 1.5rem;
    margin-bottom: 2px;
}

.mobile-nav-item.active {
    color: #ffcc00;
    background: rgba(255, 204, 0, 0.1);
}

.mobile-nav-item:hover {
    color: #ffcc00;
    transform: translateY(-2px);
}

/* 只在移动端显示底部导航 */
@media (min-width: 769px) {
    .mobile-nav {
        display: none !important;
    }
}

/* 响应式表格 */
@media (max-width: 768px) {
    .table-responsive {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    table {
        min-width: 600px;
    }

    table th,
    table td {
        padding: 8px 12px;
        font-size: 12px;
    }
}

/* 移动端模态框优化 */
@media (max-width: 768px) {
    .modal,
    .modal-content,
    .modal-box,
    .cyber-modal-content,
    .cyber-box,
    .times-box,
    .payment-modal-content {
        max-width: 95vw !important;
        width: 90% !important;
        padding: 20px 15px !important;
        margin: 10px;
    }

    .modal-header h2,
    .cyber-title,
    .times-title {
        font-size: 1.25rem !important;
    }

    .modal-buttons {
        flex-direction: column !important;
        gap: 10px !important;
    }

    .modal-buttons button {
        width: 100% !important;
    }
}

/* 移动端表单优化 */
@media (max-width: 768px) {
    .form-group {
        margin-bottom: 1rem;
    }

    .form-group label {
        font-size: 0.875rem;
        margin-bottom: 0.5rem;
    }

    .form-control,
    .input-group input {
        width: 100% !important;
    }
}

/* 移动端卡片优化 */
@media (max-width: 768px) {
    .card,
    .card-body {
        padding: 1rem !important;
    }

    .case-card,
    .package-card,
    .prize-card {
        padding: 1.5rem 1rem !important;
    }
}

/* 移动端动画性能优化 */
@media (max-width: 768px) {
    /* 减少阴影效果以提升性能 */
    .case-card:hover,
    .package-card:hover,
    .nav-btn:hover {
        box-shadow: none !important;
        transform: none !important;
    }

    /* 禁用复杂的3D变换 */
    * {
        will-change: transform;
    }
}

/* 横屏优化 */
@media (max-width: 768px) and (orientation: landscape) {
    .mobile-nav {
        padding: 0.25rem 0.5rem;
    }

    .mobile-nav-item span {
        font-size: 1.25rem;
    }

    .mobile-nav-item {
        padding: 0.25rem 0.5rem;
        font-size: 0.625rem;
    }
}

/* 小屏幕优化 */
@media (max-width: 360px) {
    .mobile-nav-item {
        padding: 0.25rem 0.5rem;
    }

    .mobile-nav-item span {
        font-size: 1.25rem;
    }

    .mobile-nav-item small {
        font-size: 0.625rem;
    }
}