/* 腾翊辰曜科技 - 响应式设计 */
/* 全设备兼容的响应式布局 */

/* 大屏幕设备 (1440px+) */
@media screen and (min-width: 1440px) {
    .container {
        max-width: 1600px;
    }
    
    .hero-title {
        font-size: 7rem;
    }
    
    .nav-container {
        padding: 0 60px;
    }
    
    .capabilities-grid,
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .industry-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* 标准桌面设备 (1024px - 1439px) */
@media screen and (min-width: 1024px) and (max-width: 1439px) {
    .hero-title {
        font-size: 5rem;
    }
    
    .capabilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .industry-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 平板设备 (768px - 1023px) */
@media screen and (min-width: 768px) and (max-width: 1023px) {
    .nav-container {
        padding: 0 30px;
    }
    
    .nav-menu {
        gap: 25px;
    }
    
    .hero-title {
        font-size: 4rem;
    }
    
    .hero-subtitle {
        font-size: 1.4rem;
    }
    
    .hero-content {
        padding: 0 30px;
    }
    
    .capabilities-grid,
    .services-grid,
    .business-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .industry-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid,
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .form-row {
        grid-template-columns: 1fr !important;
    }
    
    /* 卡片3D效果在平板上简化 */
    .card-3d .card-inner {
        transform: none !important;
    }
    
    .card-3d:hover .card-inner {
        transform: rotateY(180deg);
    }
}

/* 大型手机设备 (480px - 767px) */
@media screen and (min-width: 480px) and (max-width: 767px) {
    .nav-container {
        padding: 0 20px;
    }
    
    .nav-menu {
        display: none; /* 隐藏桌面菜单 */
    }
    
    .mobile-menu-toggle {
        display: block;
        background: none;
        border: none;
        color: #000000;
        font-size: 1.5rem;
        cursor: pointer;
    }
    
    .hero-title {
        font-size: 3rem;
        line-height: 1.2;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-features {
        flex-direction: column;
        gap: 15px;
        align-items: center;
    }
    
    .feature-tag {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
    
    .capabilities-grid,
    .services-grid,
    .business-grid,
    .industry-grid,
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .values-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .service-card,
    .capability-card,
    .business-card {
        padding: 30px 20px;
    }
    
    .card-3d {
        width: 100%;
        height: auto;
    }
    
    /* 简化动画效果 */
    .levitate {
        animation: none;
    }
    
    .quantum-effect {
        display: none;
    }
    
    /* 表单优化 */
    .form-container {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    /* 地图容器优化 */
    .map-placeholder {
        height: 300px;
    }
    
    .transport-info {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 小型手机设备 (320px - 479px) */
@media screen and (max-width: 479px) {
    .nav-container {
        padding: 0 15px;
    }
    
    .logo {
        font-size: 24px;
    }
    
    .hero-content {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.1;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .feature-tag {
        padding: 8px 16px;
        font-size: 12px;
    }
    
    .cta-button {
        padding: 15px 30px;
        font-size: 14px;
    }
    
    .container {
        padding: 0 15px;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .service-card,
    .capability-card,
    .business-card,
    .contact-card {
        padding: 25px 15px;
    }
    
    .service-icon,
    .contact-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    /* 禁用复杂动画 */
    .floating-element,
    .light-ray,
    .matrix-char,
    .data-stream {
        display: none;
    }
    
    /* 简化粒子效果 */
    .particle {
        display: none;
    }
    
    /* 表单优化 */
    .form-container {
        padding: 25px 15px;
    }
    
    input, textarea, select {
        padding: 12px;
        font-size: 14px;
    }
    
    /* 地图和交通信息 */
    .map-placeholder {
        height: 250px;
    }
    
    .transport-info {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .transport-item {
        padding: 15px;
    }
    
    /* 业务时间段 */
    .business-hours .container > div {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

/* 移动端菜单 */
@media screen and (max-width: 767px) {
    .mobile-menu {
        position: fixed;
        top: 0;
        left: -100%;
        width: 80%;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        border-right: 1px solid rgba(0, 212, 255, 0.3);
        z-index: 10001;
        transition: left 0.3s ease;
        padding-top: 80px;
    }
    
    .mobile-menu.active {
        left: 0;
    }
    
    .mobile-menu ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    
    .mobile-menu li {
        border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    }
    
    .mobile-menu a {
        display: block;
        padding: 20px 30px;
        color: #000000;
        text-decoration: none;
        font-size: 18px;
        transition: all 0.3s ease;
    }
    
    .mobile-menu a:hover,
    .mobile-menu a.active {
        background: rgba(0, 212, 255, 0.1);
        color: #000000;
    }
    
    .mobile-overlay {
        position: fixed;
        top: 0;
        left: 0;
        width: 100vw;
        height: 100vh;
        background: rgba(0, 0, 0, 0.5);
        z-index: 10000;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }
    
    .mobile-overlay.active {
        opacity: 1;
        visibility: visible;
    }
}

/* 高分辨率屏幕优化 */
@media screen and (-webkit-min-device-pixel-ratio: 2),
       screen and (min-resolution: 192dpi) {
    .hero-title,
    .logo {
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }
    
    .service-icon,
    .contact-icon {
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 暗色模式适配 */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-dark: #000000;
        --secondary-dark: #111111;
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
    }
}

/* 浅色模式适配 */
@media (prefers-color-scheme: light) {
    .light-mode {
        --primary-dark: #f8f9fa;
        --secondary-dark: #e9ecef;
        --text-primary: #212529;
        --text-secondary: #6c757d;
    }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    
    .floating-element,
    .light-ray,
    .quantum-effect,
    .energy-pulse,
    .levitate,
    .hologram-text {
        animation: none !important;
    }
    
    .particle,
    .matrix-char,
    .data-stream {
        display: none !important;
    }
}

/* 打印样式 */
@media print {
    .navbar,
    .floating-element,
    .light-ray,
    .quantum-effect,
    .cta-button,
    #particles-container,
    .mobile-menu,
    .mobile-overlay {
        display: none !important;
    }
    
    .main-content {
        padding-top: 0 !important;
    }
    
    .hero-section {
        height: auto !important;
        padding: 50px 0;
    }
    
    .page-header {
        padding: 30px 0;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
    
    .hero-title,
    .logo,
    h1, h2, h3 {
        color: black !important;
        background: none !important;
        -webkit-text-fill-color: black !important;
    }
    
    .service-card,
    .capability-card,
    .business-card,
    .contact-card {
        background: white !important;
        border: 1px solid #ccc !important;
        box-shadow: none !important;
    }
}

/* 横屏模式优化 */
@media screen and (orientation: landscape) and (max-height: 500px) {
    .hero-section {
        height: auto;
        padding: 50px 0;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-features {
        margin-bottom: 30px;
    }
}

/* 可访问性增强 */
@media (prefers-contrast: high) {
    :root {
        --accent-blue: #0066cc;
        --accent-purple: #6600cc;
        --accent-green: #006600;
        --neon-pink: #cc0066;
    }
    
    .nav-link,
    .cta-button,
    .feature-tag {
        border-width: 2px;
    }
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .cta-button,
    .nav-link,
    .contact-card,
    .service-card {
        min-height: 44px;
        min-width: 44px;
    }
    
    .card-3d:hover .card-inner {
        transform: none;
    }
    
    .card-3d.touched .card-inner {
        transform: rotateY(180deg);
    }
    
    /* 禁用悬停效果 */
    .service-card:hover,
    .contact-card:hover,
    .business-card:hover {
        transform: none !important;
        box-shadow: none !important;
    }
}