/**
 * 公司官网样式文件
 * 版本：11.6 - 后台管理逻辑升级与多比例布局重构版
 * 
 * 【V11.6 更新内容】
 * - 关于我们资源：升级为万能资源输入框（路径/链接/SVG）
 * - 旗下公司图片：卡片图4:3比例（aspect-ratio: 4/3）
 * - 联系方式发光外壳：1:1正方形 + 动态背景色 + 50%透明度发光阴影
 * - 联系方式图标：支持动态十六进制颜色配置
 * 
 * 【V11.5 更新内容】
 * - 公司详情弹窗：详细信息改为列表行样式（左属性名+右属性值）
 * - 联系方式弹窗：增加最小尺寸限制（min-width: 450px）
 * - 分割线样式：浅色分割线分隔每行信息
 * 
 * 【V11.4 更新内容】
 * - 公司详情弹窗：详细信息改为垂直排列
 * - 公司卡片按钮：底部居中对齐（margin-top: auto）
 * 
 * 【V11.3 更新内容】
 * - 公司详情弹窗：横向标题栏（Logo + 名称并排）
 * - 内容区分栏设计：Grid 两栏布局 + 标签化展示
 * - 最大宽度扩展：850px
 * - 统一内边距：30px
 * 
 * 【V11.2 更新内容】
 * - 关闭按钮悬停动画：90度旋转 + 0.3s ease-in-out 平滑过渡
 * - 顶部标题栏横向布局：图标与标题并排 + 垂直居中对齐
 * - 弹窗宽度统一优化：fit-content + max-width 限制
 * 
 * 【V11.1 更新内容】
 * - 弹窗关闭按钮：绝对定位固定在右上角，不随内容滚动
 * - 消除横向滚动：overflow-x: hidden
 * - 安全间距：顶部 padding 防止内容与按钮重叠
 * 
 * 【V11.0 更新内容】
 * - 旗下公司卡片：Flex布局 + 按钮绝对定位 + 删除位移动画
 * - 弹窗智能高度：80/50准则（max-height: 80vh，超限锁定50vh）
 * - 全站滚动条美化
 */

/* ==================== 全局 UI 规范 (Design System) ==================== */
:root {
    /* 全局缩放因子：控制全站 UI 大小为 80% */
    --global-scale: 0.8;
    
    --bg-gradient-primary: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
    --bg-gradient-secondary: linear-gradient(180deg, #1a1a2e 0%, #16213e 50%, #0f0c29 100%);
    
    --accent-primary: #667eea;
    --accent-secondary: #764ba2;
    --accent-tertiary: #f093fb;
    --accent-gradient: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 50%, var(--accent-tertiary) 100%);
    
    --glow-primary: rgba(102, 126, 234, 0.4);
    --glow-secondary: rgba(118, 75, 162, 0.3);
    --glow-white: rgba(255, 255, 255, 0.1);
    
    --text-primary: #ffffff;
    --text-secondary: rgba(255, 255, 255, 0.85);
    --text-muted: rgba(255, 255, 255, 0.6);
    --text-placeholder: rgba(255, 255, 255, 0.4);
    
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-bg-hover: rgba(255, 255, 255, 0.12);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-hover: rgba(102, 126, 234, 0.4);
    --glass-blur: blur(20px);
    --glass-blur-heavy: blur(30px);
    
    --radius-sm: calc(8px * var(--global-scale));
    --radius-md: calc(12px * var(--global-scale));
    --radius-lg: calc(16px * var(--global-scale));
    --radius-xl: calc(24px * var(--global-scale));
    --radius-full: 50px;
    
    --shadow-sm: 0 calc(4px * var(--global-scale)) calc(15px * var(--global-scale)) rgba(0, 0, 0, 0.2);
    --shadow-md: 0 calc(10px * var(--global-scale)) calc(30px * var(--global-scale)) rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 calc(20px * var(--global-scale)) calc(50px * var(--global-scale)) rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 calc(20px * var(--global-scale)) var(--glow-primary);
    
    --transition-fast: 0.2s;
    --transition-normal: 0.3s;
    --transition-slow: 0.5s;
    --transition-bounce: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
    
    --spacing-xs: calc(8px * var(--global-scale));
    --spacing-sm: calc(16px * var(--global-scale));
    --spacing-md: calc(24px * var(--global-scale));
    --spacing-lg: calc(40px * var(--global-scale));
    --spacing-xl: calc(60px * var(--global-scale));
    
    --container-max: calc(1300px * var(--global-scale));
    --container-padding: calc(20px * var(--global-scale));
    
    --navbar-height: calc(70px * var(--global-scale));
    
    --icon-qq: linear-gradient(135deg, #12b7f5 0%, #00d4ff 100%);
    --icon-wechat: linear-gradient(135deg, #07c160 0%, #1aad19 100%);
    --icon-phone: linear-gradient(135deg, #ff6b6b 0%, #ff8e8e 100%);
    --icon-email: linear-gradient(135deg, #f39c12 0%, #f7b731 100%);
    --icon-douyin: linear-gradient(135deg, #161823 0%, #3a3a3a 50%, #fe2c55 100%);
    --icon-bilibili: linear-gradient(135deg, #fb7299 0%, #ff9eb5 100%);
    --icon-weibo: linear-gradient(135deg, #e6162d 0%, #ff4757 100%);
    --icon-default: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
}

/* ==================== 全局滚动条美化 ==================== */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    border-radius: 10px;
    box-shadow: 0 0 10px var(--glow-primary);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-secondary) 0%, var(--accent-tertiary) 100%);
}

/* ==================== 基础样式重置 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-gradient-primary);
    overflow-x: hidden;
    min-height: 100vh;
    /* 全局 UI 缩放至 80%：通过缩小基础字体大小实现 */
    font-size: calc(1rem * var(--global-scale));
}

/* ==================== 全屏滚动容器 ==================== */
.scroll-container {
    height: 100vh;
    overflow-y: scroll;
    scroll-snap-type: y mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
}

.section {
    min-height: 100vh;
    scroll-snap-align: start;
    scroll-snap-stop: always;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
    padding: calc(var(--navbar-height) + var(--spacing-lg)) var(--container-padding) var(--spacing-lg);
}

.section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.2) 0%, transparent 50%),
                radial-gradient(circle at 40% 40%, rgba(120, 200, 255, 0.15) 0%, transparent 40%);
    animation: bgFloat 20s ease-in-out infinite;
    pointer-events: none;
    z-index: 0;
    will-change: transform;
}

@keyframes bgFloat {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25% { transform: translate(2%, 2%) rotate(1deg); }
    50% { transform: translate(-1%, 3%) rotate(-1deg); }
    75% { transform: translate(3%, -2%) rotate(0.5deg); }
}

/* ==================== 入场动画系统（性能优化） ==================== */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform;
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

.animate-scale {
    opacity: 0;
    transform: scale(0.9);
    transition: opacity 0.6s ease, transform 0.6s ease;
    will-change: opacity, transform;
}

.animate-scale.animated {
    opacity: 1;
    transform: scale(1);
}

.animate-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform;
}

.animate-left.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
    will-change: opacity, transform;
}

.animate-right.animated {
    opacity: 1;
    transform: translateX(0);
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }
.animate-delay-5 { transition-delay: 0.5s; }
.animate-delay-6 { transition-delay: 0.6s; }

/* ==================== 导航栏样式 ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(15, 12, 41, 0.85);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: 1px solid var(--glass-border);
    padding: 0 var(--container-padding);
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: var(--navbar-height);
    transition: all var(--transition-normal);
    will-change: background, box-shadow;
}

.navbar.scrolled {
    background: rgba(15, 12, 41, 0.95);
    box-shadow: var(--shadow-md);
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-brand-logo {
    display: flex;
    align-items: center;
    height: 50px;
}

.nav-brand-logo img {
    max-height: 45px;
    max-width: 180px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    transition: all var(--transition-normal);
    transform: translateX(-50%);
}

.nav-menu a:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.nav-menu a:hover::after {
    width: 80%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
    gap: 4px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition-normal);
}

/* ==================== 通用容器和标题 ==================== */
.container {
    max-width: var(--container-max);
    width: 100%;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.section-title {
    font-size: calc(2.8rem * var(--global-scale));
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    text-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 5px;
    background: var(--accent-gradient);
    margin: var(--spacing-sm) auto 0;
    border-radius: var(--radius-full);
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
}

/* ==================== 毛玻璃卡片基础样式 ==================== */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-bounce);
    will-change: transform, background, border-color;
}

.glass-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* ==================== 首页板块 ==================== */
.hero-section {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    padding: 0 var(--container-padding);
}

.hero-content h1 {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: none;
    animation: titleGlow 3s ease-in-out infinite;
}

@keyframes titleGlow {
    0%, 100% { filter: drop-shadow(0 0 20px var(--glow-primary)); }
    50% { filter: drop-shadow(0 0 40px var(--glow-secondary)); }
}

.hero-content .subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    line-height: 1.8;
}

.scroll-hint {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    text-decoration: none;
    animation: bounce 2s infinite;
    transition: color var(--transition-normal);
}

.scroll-hint:hover {
    color: var(--text-primary);
}

.scroll-hint span {
    font-size: 0.9rem;
    margin-bottom: var(--spacing-xs);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

/* ==================== 关于我们板块 ==================== */
.about-section {
    background: var(--bg-gradient-secondary);
    /* 硬件加速：为包含高斯模糊的板块启用 GPU 加速，消除滑动卡顿 */
    will-change: transform;
    transform: translateZ(0);
    /* 渲染优化：减少滚动时的重绘 */
    contain: layout style paint;
}

.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(32px, 4vw, 64px);
    align-items: center;
    width: 100%;
    max-width: min(90%, 1400px);
    margin: 0 auto;
    padding: 0 clamp(16px, 2vw, 32px);
}

.about-image-wrapper {
    position: relative;
}

.about-image {
    border-radius: clamp(12px, 1.5vw, 24px);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    position: relative;
    max-width: 100%;
    margin: 0 auto;
    aspect-ratio: var(--about-image-ratio, 16/9);
    /* 硬件加速：为包含 backdrop-filter 的玻璃卡片启用 GPU 加速 */
    will-change: transform;
    transform: translateZ(0);
    /* 渲染优化：减少滚动时的重绘 */
    contain: layout style paint;
}

.about-image::before {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent-gradient);
    opacity: 0.1;
    z-index: 1;
}

.about-image img {
    width: 100%;
    height: 100%;
    display: block;
    transition: transform var(--transition-slow);
    object-fit: cover;
    will-change: transform;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-content {
    padding: clamp(12px, 1.5vw, 24px);
    /* 硬件加速：为玻璃卡片内容区启用 GPU 加速 */
    will-change: transform;
    transform: translateZ(0);
}

.about-content h3 {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    color: var(--text-primary);
    margin-bottom: clamp(10px, 1.2vw, 16px);
}

.about-content p {
    color: var(--text-secondary);
    font-size: clamp(0.9rem, 1.2vw, 1.1rem);
    line-height: 1.7;
    margin-bottom: clamp(12px, 1.5vw, 20px);
}

/* 笔记本屏幕优化 (1366px - 1536px) */
@media (min-width: 1366px) and (max-width: 1536px) {
    .about-wrapper {
        gap: 40px;
        max-width: 1200px;
    }
    
    .about-content {
        padding: 16px;
    }
}

/* 台式机大屏幕优化 (1920px+) */
@media (min-width: 1920px) {
    .about-wrapper {
        gap: 64px;
        max-width: 1400px;
    }
    
    .about-content {
        padding: 24px;
    }
    
    .about-content h3 {
        font-size: 2rem;
    }
    
    .about-content p {
        font-size: 1.2rem;
    }
}

/* 平板和小笔记本优化 (768px - 1024px) */
@media (max-width: 1024px) {
    .about-wrapper {
        gap: 24px;
        max-width: 95%;
    }
    
    .about-content {
        padding: 12px;
    }
}

/* 手机优化 (767px 以下) */
@media (max-width: 767px) {
    .about-wrapper {
        grid-template-columns: 1fr;
        gap: 24px;
        max-width: 95%;
    }
    
    .about-content {
        padding: 16px;
    }
}

.about-detail-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: var(--spacing-sm);
}

.about-detail-btn svg {
    transition: transform var(--transition-normal);
}

.about-detail-btn:hover svg {
    transform: translateX(4px);
}

/* ==================== 关于我们详情弹窗 ==================== */
.about-modal .about-modal-content {
    max-width: min(600px, 90vw);
    width: fit-content;
    padding: 50px 40px 40px 40px;
    overflow-x: hidden;
}

.about-detail-list {
    margin-top: var(--spacing-md);
}

.about-detail-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--glass-border);
}

.about-detail-item:last-child {
    border-bottom: none;
}

.about-detail-label {
    color: var(--text-muted);
    font-size: 0.95rem;
    min-width: 120px;
    flex-shrink: 0;
}

.about-detail-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    text-align: right;
    word-break: break-all;
}

/* ==================== 联系方式详情弹窗 ==================== */
.contact-modal .contact-modal-content {
    max-width: min(480px, 90vw);
    min-width: 450px;
    min-height: 200px;
    width: fit-content;
    padding: 50px 40px 20px 40px;
    overflow-x: hidden;
}

.contact-detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
}

/* ==================== 联系方式详情弹窗发光外壳（1:1正方形 + 动态颜色） ==================== */
.contact-detail-icon {
    width: 56px;
    height: 56px;
    min-width: 56px;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-shrink: 0;
    /* 动态背景色和发光阴影由行内样式设置 */
}

.contact-detail-icon svg,
.contact-detail-icon img {
    width: 80%;
    height: 80%;
    color: #ffffff;
    object-fit: contain;
}

.contact-detail-title {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.contact-detail-body {
    margin-top: var(--spacing-md);
}

.contact-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--glass-border);
}

.contact-detail-row:last-child {
    border-bottom: none;
}

.contact-detail-label {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.contact-detail-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.contact-detail-qrcode {
    margin-top: var(--spacing-md);
    text-align: center;
}

.contact-detail-qrcode img {
    max-width: 200px;
    border-radius: var(--radius-md);
    background: var(--text-primary);
    padding: 10px;
}

.contact-detail-actions {
    margin-top: var(--spacing-md);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.contact-detail-actions .btn {
    flex: 1;
}

/* ==================== 流媒体详情弹窗 ==================== */
.media-modal .media-modal-content {
    max-width: min(420px, 90vw);
    width: fit-content;
    padding: 50px 40px 40px 40px;
    overflow-x: hidden;
}

.media-detail-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
}

.media-detail-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.media-detail-icon svg {
    color: var(--text-secondary);
    width: 32px;
    height: 32px;
}

.media-detail-title {
    font-size: 1.3rem;
    color: var(--text-primary);
}

.media-detail-body {
    margin-top: var(--spacing-md);
}

.media-detail-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--glass-border);
}

.media-detail-row:last-child {
    border-bottom: none;
}

.media-detail-label {
    color: var(--text-muted);
    font-size: 0.95rem;
}

.media-detail-value {
    color: var(--text-primary);
    font-size: 0.95rem;
    font-weight: 500;
}

.media-detail-actions {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
}

.media-detail-actions .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* ==================== 旗下公司板块（V11.4 重构：Flex布局 + 按钮底部居中） ==================== */
.companies-section {
    background: var(--bg-gradient-primary);
}

.company-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
    width: 100%;
}

.company-card {
    display: flex;
    flex-direction: column;
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
    will-change: border-color, box-shadow;
}

.company-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
    pointer-events: none;
}

.company-card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.company-card:hover::before {
    left: 100%;
}

.company-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    flex-shrink: 0;
}

.company-card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to top, rgba(15, 12, 41, 0.7), transparent);
}

.company-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    will-change: transform;
}

.company-card-image svg {
    width: 80px;
    height: 80px;
    color: var(--text-muted);
    opacity: 0.6;
}

.company-card:hover .company-card-image img {
    transform: scale(1.08);
}

.company-card-content {
    padding: var(--spacing-md);
    flex: 1;
    display: flex;
    flex-direction: column;
}

.company-card-content h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.company-card-content p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.company-card-content .btn-sm {
    margin-top: auto;
    align-self: center;
    padding: 8px 20px;
    font-size: 0.85rem;
}

/* ==================== 卡片网格布局 ==================== */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    width: 100%;
}

.card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: all var(--transition-bounce);
    position: relative;
    will-change: transform, border-color;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
}

.card:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.card:hover::before {
    left: 100%;
}

.card-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
}

.card-image::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60%;
    background: linear-gradient(to top, rgba(15, 12, 41, 0.8), transparent);
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
    will-change: transform;
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: var(--spacing-md);
    position: relative;
}

.card-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.card-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-sm);
}

/* ==================== 业务板块 ==================== */
.business-section {
    background: var(--bg-gradient-secondary);
}

.business-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--accent-gradient);
    border-radius: var(--radius-lg);
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-sm), 0 4px 20px var(--glow-primary);
    transition: all var(--transition-normal);
    will-change: transform;
}

.card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
}

.card-icon img {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.card-icon svg {
    color: var(--text-primary);
}

/* ==================== 联系我们板块 ==================== */
.contact-section {
    background: var(--bg-gradient-primary);
    min-height: 100vh;
    padding: 0;
    scroll-snap-align: end;
    scroll-snap-stop: always;
}

.contact-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: 100vh;
    width: 100%;
    position: relative;
    z-index: 2;
}

.contact-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: calc(var(--navbar-height) + var(--spacing-xl)) var(--container-padding) var(--spacing-lg);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 60% 40%;
    gap: var(--spacing-xl);
    width: 100%;
    max-width: var(--container-max);
    margin: 0 auto;
}

.contact-info {
    width: 100%;
}

.contact-info-title,
.contact-form-title {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    position: relative;
    display: inline-block;
}

.contact-info-title::after,
.contact-form-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 50px;
    height: 3px;
    background: var(--accent-gradient);
    border-radius: var(--radius-full);
}

/* ==================== 联系方式双列布局 ==================== */
.contact-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xs);
}

.contact-card-item {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--radius-md);
    padding: 16px 18px;
    cursor: pointer;
    transition: all var(--transition-bounce);
    border: 1px solid var(--glass-border);
    position: relative;
    overflow: hidden;
    will-change: transform, border-color;
}

.contact-card-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left var(--transition-slow);
}

.contact-card-item:hover {
    border-color: var(--glass-border-hover);
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.contact-card-item:hover::before {
    left: 100%;
}

/* ==================== 联系方式发光外壳样式（动态颜色） ==================== */
.contact-card-icon {
    width: 48px;
    height: 48px;
    min-width: 48px;
    border-radius: 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all var(--transition-normal);
    /* 动态背景色和发光阴影由行内样式设置 */
}

.contact-card-icon svg,
.contact-card-icon img {
    width: 60%;
    height: 60%;
    color: #ffffff;
    object-fit: contain;
}

.contact-card-item:hover .contact-card-icon {
    transform: scale(1.05);
}

.contact-card-content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.contact-card-name {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
    margin-bottom: 4px;
}

.contact-card-hint {
    color: var(--text-muted);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 4px;
}

.contact-card-hint svg {
    opacity: 0;
    transform: translateX(-5px);
    transition: all var(--transition-normal);
}

.contact-card-item:hover .contact-card-hint svg {
    opacity: 1;
    transform: translateX(0);
}

.contact-card-arrow {
    color: var(--text-placeholder);
    opacity: 0;
    transform: translateX(-10px);
    transition: all var(--transition-normal);
}

.contact-card-item:hover .contact-card-arrow {
    opacity: 1;
    transform: translateX(0);
    color: var(--text-secondary);
}

.contact-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    color: var(--text-muted);
}

.contact-empty p {
    margin-top: var(--spacing-sm);
}

.contact-form-wrapper {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    border: 1px solid var(--glass-border);
    position: relative;
}

.contact-form-wrapper::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.contact-form-title {
    display: block;
    text-align: center;
}

.contact-form-title::after {
    left: 50%;
    transform: translateX(-50%);
}

.form-group {
    margin-bottom: var(--spacing-sm);
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid var(--glass-border);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all var(--transition-normal);
    font-family: inherit;
    color: var(--text-primary);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-placeholder);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--glass-border-hover);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.media-matrix {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
}

.media-matrix h4 {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
    text-align: center;
    font-weight: 500;
}

.media-icons {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
    justify-content: center;
}

.media-icon-item {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all var(--transition-normal);
    cursor: pointer;
    text-decoration: none;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    will-change: transform;
}

.media-icon-item:hover {
    box-shadow: var(--shadow-md);
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
}

.media-icon-item svg {
    color: var(--text-secondary);
}

.media-icon-item:hover svg {
    color: var(--text-primary);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 35px;
    background: var(--accent-gradient);
    color: var(--text-primary);
    text-decoration: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    transition: all var(--transition-normal);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn:hover {
    box-shadow: var(--shadow-md), var(--shadow-glow);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    width: 100%;
    padding: var(--spacing-sm);
    font-size: 1rem;
    border-radius: var(--radius-md);
    background-size: 200% 200%;
    animation: gradientMove 3s ease infinite;
}

@keyframes gradientMove {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.btn-sm {
    padding: 8px 18px;
    font-size: 0.85rem;
}

/* 页脚区域 */
.contact-footer {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    padding: var(--spacing-md) var(--container-padding);
    border-top: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.footer-inner {
    max-width: var(--container-max);
    margin: 0 auto;
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-sm);
}

.footer-links-label {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links-list {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
}

.footer-links-list a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-normal);
    padding: 3px 8px;
    border-radius: var(--radius-sm);
}

.footer-links-list a:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.footer-copyright {
    text-align: center;
}

.footer-copyright p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 5px;
}

/* ==================== 底部备案号横向布局 ==================== */
.footer-filing {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-sm) var(--spacing-md);
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid var(--glass-border);
}

.footer-filing-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.8rem;
    text-decoration: none;
    transition: all var(--transition-normal);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
}

.footer-filing-item:hover {
    color: var(--text-primary);
    background: var(--glass-bg);
}

.footer-filing-item svg {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.footer-filing-item:hover svg {
    opacity: 1;
}

.footer-filing-separator {
    color: var(--text-placeholder);
    font-size: 0.7rem;
    margin: 0 4px;
}

/* ==================== 弹窗样式（V11.2 优化：旋转动画 + 横向标题栏） ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur-heavy);
    -webkit-backdrop-filter: var(--glass-blur-heavy);
    padding: 50px 45px 45px 45px;
    border-radius: var(--radius-xl);
    width: fit-content;
    max-width: min(800px, 90vw);
    min-width: 280px;
    text-align: center;
    position: relative;
    animation: modalIn 0.5s cubic-bezier(0.23, 1, 0.32, 1);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--glass-border);
    max-height: 80vh;
    overflow-y: auto;
    overflow-x: hidden;
    word-break: break-word;
    will-change: transform, opacity;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 100;
    width: 40px;
    height: 40px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    line-height: 0 !important;
    padding: 0;
    font-size: 0;
    cursor: pointer;
    color: var(--text-muted);
    background: var(--glass-bg);
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease-in-out;
}

.modal-close::before {
    content: '×';
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    transform: translate(0.5px, -1px);
    transition: transform 0.3s ease-in-out;
}

.modal-close:hover {
    color: var(--text-primary);
    background: rgba(255, 107, 107, 0.3);
    border-color: rgba(255, 107, 107, 0.5);
}

.modal-close:hover::before {
    transform: translate(0.5px, -1px) rotate(90deg);
}

.modal-content h3 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1.4rem;
    font-weight: 700;
}

.modal-content img {
    max-width: 280px;
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    background: var(--text-primary);
    padding: 15px;
}

@keyframes modalIn {
    from {
        opacity: 0;
        transform: scale(0.8) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* ==================== 公司详情弹窗样式（V11.3 重构：横向标题栏 + 分栏布局） ==================== */
.company-modal .company-modal-content {
    max-width: min(600px, 90vw);
    width: fit-content;
    padding: 0;
    overflow-x: hidden;
    overflow-y: auto;
}

.company-modal-header {
    position: relative;
    width: 100%;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 15px;
    padding: 30px 30px 20px 30px;
    background: rgba(255, 255, 255, 0.02);
    border-bottom: 1px solid var(--glass-border);
}

.company-modal-logo {
    width: 110px;
    height: 110px;
    min-width: 110px;
    border-radius: 16px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    flex-shrink: 0;
    /* 动态背景色和发光阴影由行内样式设置 */
}

.company-modal-logo img {
    width: 90%;
    height: 90%;
    object-fit: cover;
    border-radius: var(--radius-md);
}

.company-modal-logo svg {
    width: 60px;
    height: 60px;
    color: var(--text-muted);
    opacity: 0.6;
}

.company-modal-header-text {
    flex: 1;
    text-align: left;
    min-width: 0;
}

.company-modal-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
    line-height: 1.3;
    word-break: break-word;
}

.company-modal-subtitle {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.company-modal-body {
    padding: 25px 30px 30px 30px;
}

.company-modal-section {
    margin-bottom: 25px;
}

.company-modal-section:last-child {
    margin-bottom: 0;
}

.company-modal-section-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid rgba(102, 126, 234, 0.2);
}

.company-modal-description {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.8;
    word-break: break-word;
}

.company-modal-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.company-modal-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: all var(--transition-normal);
}

.company-modal-tag:hover {
    background: rgba(102, 126, 234, 0.2);
    border-color: rgba(102, 126, 234, 0.4);
    color: var(--text-primary);
}

.company-modal-tag svg {
    width: 14px;
    height: 14px;
    opacity: 0.7;
}

.company-modal-details {
    display: flex;
    flex-direction: column;
    gap: 0;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.company-modal-detail-item {
    display: flex;
    flex-direction: row;
    /* 垂直居中：替换原有的 flex-start，让子元素在垂直方向居中 */
    align-items: center;
    /* 水平居中：新增属性，让子元素在水平方向整体居中 */
    justify-content: center;
    gap: 16px;
    padding: 8px 16px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    background: transparent;
}

.company-modal-detail-item:last-child {
    border-bottom: none;
}

.company-modal-detail-label {
    color: var(--text-muted);
    font-size: 20px;
    min-width: 90px;
    flex-shrink: 0;
    font-weight: 500;
}

.company-modal-detail-value {
    color: var(--text-primary);
    font-size: 1rem;
    font-weight: 400;
    word-break: break-word;
    text-align: right;
    flex: 1;
    line-height: 1.6;
    padding-right: 32px;
}

.company-modal-actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: 25px;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
}

.company-modal-actions .btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

/* ==================== 提示消息 ==================== */
.toast {
    position: fixed;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%) translateY(120px);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    color: var(--text-primary);
    padding: 18px 35px;
    border-radius: var(--radius-lg);
    z-index: 3000;
    opacity: 0;
    transition: all var(--transition-bounce);
    box-shadow: var(--shadow-md);
    font-weight: 500;
    border: 1px solid var(--glass-border);
    will-change: transform, opacity;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.toast.success {
    background: linear-gradient(145deg, rgba(46, 204, 113, 0.3) 0%, rgba(39, 174, 96, 0.2) 100%);
    border-color: rgba(46, 204, 113, 0.4);
}

.toast.error {
    background: linear-gradient(145deg, rgba(255, 107, 107, 0.3) 0%, rgba(231, 76, 60, 0.2) 100%);
    border-color: rgba(255, 107, 107, 0.4);
}

/* ==================== 无数据提示 ==================== */
.no-data {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    padding: 50px;
    grid-column: 1 / -1;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    :root {
        --section-title-size: 2.2rem;
    }
    
    .about-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about-image {
        max-width: 500px;
        margin: 0 auto;
    }
    
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

@media (max-width: 768px) {
    :root {
        --navbar-height: 60px;
    }
    
    .navbar {
        height: var(--navbar-height);
    }
    
    .nav-menu {
        position: fixed;
        top: var(--navbar-height);
        left: 0;
        right: 0;
        background: rgba(15, 12, 41, 0.98);
        backdrop-filter: var(--glass-blur);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-normal);
    }
    
    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content .subtitle {
        font-size: 1.2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section {
        padding: calc(var(--navbar-height) + var(--spacing-md)) var(--spacing-sm) var(--spacing-md);
    }
    
    .card-grid {
        grid-template-columns: 1fr;
    }
    
    .company-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
        gap: var(--spacing-sm);
    }
    
    .company-card-image {
        height: 160px;
    }
    
    .contact-main {
        padding: calc(var(--navbar-height) + var(--spacing-md)) var(--spacing-sm) var(--spacing-sm);
    }
    
    .contact-section .section-title {
        font-size: 2rem;
    }
    
    .contact-form-wrapper {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .contact-cards-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-xs);
    }
    
    .contact-card-item {
        padding: 14px 16px;
        gap: 14px;
    }
    
    .contact-card-icon {
        width: 40px;
        height: 40px;
        min-width: 40px;
    }
    
    .contact-card-name {
        font-size: 0.9rem;
    }
    
    .contact-card-value {
        font-size: 0.85rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 12px 15px;
    }
    
    .media-icons {
        gap: var(--spacing-xs);
    }
    
    .media-icon-item {
        width: 40px;
        height: 40px;
    }
    
    .about-detail-item {
        flex-direction: column;
        gap: 4px;
    }
    
    .about-detail-value {
        text-align: left;
    }
    
    .company-modal .company-modal-content {
        max-width: 95%;
    }
    
    .company-modal-header {
        flex-direction: column;
        text-align: center;
        padding: 25px 20px 15px 20px;
    }
    
    .company-modal-header-text {
        text-align: center;
    }
    
    .company-modal-logo {
        width: 60px;
        height: 60px;
        min-width: 60px;
    }
    
    .company-modal-title {
        font-size: 1.25rem;
    }
    
    .company-modal-body {
        padding: 20px;
    }
    
    .company-modal-details {
        gap: 0;
    }
    
    .company-modal-detail-item {
        flex-direction: column;
        gap: 6px;
        padding: 12px 14px;
    }
    
    .company-modal-detail-label {
        min-width: auto;
    }
    
    .company-modal-tags {
        justify-content: center;
    }
    
    .contact-modal .contact-modal-content {
        min-width: auto;
        width: 95%;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content .subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .card-content {
        padding: var(--spacing-sm);
    }
    
    .company-grid {
        grid-template-columns: 1fr;
    }
    
    .company-card-image {
        height: 180px;
    }
    
    .nav-brand-logo img {
        max-height: 35px;
        max-width: 140px;
    }
    
    .company-modal-title {
        font-size: 1.25rem;
    }
}