/* ==========================================
   dodojob 官网样式 - 基于VI视觉规范
   ========================================== */

/* Font Loading */
@font-face {
    font-family: 'MiSans-Bold';
    src: url('https://assets-persist.lovart.ai/agent-static-assets/MiSans-Bold.ttf');
    font-display: swap;
}

@font-face {
    font-family: 'MiSans-Regular';
    src: url('https://assets-persist.lovart.ai/agent-static-assets/MiSans-Regular.ttf');
    font-display: swap;
}

@font-face {
    font-family: 'MiSans-Medium';
    src: url('https://assets-persist.lovart.ai/agent-static-assets/MiSans-Medium.ttf');
    font-display: swap;
}

/* CSS Variables - Brand Colors */
:root {
    /* Primary Colors */
    --color-primary: #FF7A00;
    --color-black: #000000;
    --color-white: #FFFFFF;
    
    /* Secondary Colors */
    --color-gray-dark: #333333;
    --color-gray-medium: #666666;
    --color-gray-light: #F2F2F2;
    --color-orange-tint: #FFF5EB;
    
    /* Accent Colors - 更活泼的辅助色 */
    --color-yellow: #FFC107;
    --color-green: #10B981;
    --color-blue: #3B82F6;
    --color-purple: #8B5CF6;
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #FF7A00 0%, #FF9A00 100%);
    --gradient-dark: linear-gradient(135deg, #000000 0%, #1a1a1a 100%);
    --gradient-fun: linear-gradient(135deg, #FF7A00 0%, #FFC107 50%, #FF7A00 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.2);
    --shadow-colored: 0 8px 32px rgba(255, 122, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Spacing */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 40px;
    --spacing-xl: 60px;
    --spacing-2xl: 80px;
    
    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* Global Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'MiSans-Regular', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    color: var(--color-gray-dark);
    background-color: var(--color-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* 移动端优化 */
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
}

/* 防止移动端输入框自动缩放 */
input[type="text"],
input[type="email"],
input[type="tel"],
textarea,
select {
    font-size: 16px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'MiSans-Bold', 'Inter', sans-serif;
    line-height: 1.2;
    color: var(--color-black);
}

h1 { font-size: 3.5rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.25rem; }

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-fast);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ==========================================
   Navigation Bar
   ========================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 20px;
    font-family: 'MiSans-Bold', sans-serif;
    padding: var(--spacing-xs) 0;
}

.logo-image {
    height: 38px;
    width: auto;
    object-fit: contain;
}

.logo-text-cn {
    color: var(--color-gray-dark);
    font-size: 18px;
    font-family: 'MiSans-Bold', sans-serif;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    flex-shrink: 1;
}

.nav-link {
    font-family: 'MiSans-Medium', sans-serif;
    color: var(--color-gray-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    min-height: 44px;
    display: flex;
    align-items: center;
    border-radius: var(--radius-sm);
    transition: var(--transition-fast);
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-link:hover {
    color: var(--color-primary);
    background-color: var(--color-orange-tint);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.language-switcher {
    display: flex;
    gap: 4px;
    background: var(--color-gray-light);
    padding: 4px;
    border-radius: var(--radius-sm);
}

.lang-btn {
    padding: 8px 14px;
    min-height: 40px;
    border: none;
    background: transparent;
    color: var(--color-gray-medium);
    font-family: 'MiSans-Medium', sans-serif;
    font-size: 14px;
    cursor: pointer;
    border-radius: 6px;
    transition: var(--transition-fast);
}

.lang-btn:hover {
    background: var(--color-white);
    color: var(--color-gray-dark);
}

.lang-btn.active {
    background: var(--color-white);
    color: var(--color-primary);
    font-family: 'MiSans-Bold', sans-serif;
    box-shadow: var(--shadow-sm);
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 28px;
    color: var(--color-black);
    cursor: pointer;
    padding: 8px;
    margin-left: 8px;
}

/* 移动端语言切换（仅在移动菜单中显示） */
.mobile-language-switcher {
    display: none; /* 默认隐藏，在移动端菜单激活时显示 */
    padding: var(--spacing-lg) 0;
    margin-top: var(--spacing-md);
    border-top: 2px solid var(--color-gray-light);
}

.mobile-lang-title {
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 14px;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.mobile-lang-buttons {
    display: grid;
    gap: 8px;
}

.mobile-lang-btn {
    width: 100%;
    padding: 14px 20px;
    min-height: 48px;
    border: 2px solid var(--color-gray-light);
    background: var(--color-white);
    color: var(--color-gray-dark);
    font-family: 'MiSans-Medium', sans-serif;
    font-size: 16px;
    cursor: pointer;
    border-radius: var(--radius-md);
    transition: var(--transition-fast);
    text-align: left;
    display: flex;
    align-items: center;
    gap: 12px;
}

.mobile-lang-btn:hover {
    border-color: var(--color-primary);
    background: var(--color-orange-tint);
}

.mobile-lang-btn.active {
    border-color: var(--color-primary);
    background: var(--color-primary);
    color: var(--color-white);
    font-family: 'MiSans-Bold', sans-serif;
    box-shadow: var(--shadow-md);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 28px;
    min-height: 48px; /* 确保触摸目标足够大 */
    border: none;
    border-radius: var(--radius-md);
    font-family: 'MiSans-Medium', sans-serif;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition-normal);
    user-select: none;
    -webkit-tap-highlight-color: transparent;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(255, 122, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(255, 122, 0, 0.4);
}

.btn-secondary {
    background: var(--color-white);
    color: var(--color-black);
    border: 2px solid var(--color-black);
}

.btn-secondary:hover {
    background: var(--color-black);
    color: var(--color-white);
}

.cta-btn {
    background: var(--color-primary);
    color: var(--color-white);
    padding: 10px 20px;
    border: none;
    border-radius: var(--radius-sm);
    font-family: 'MiSans-Medium', sans-serif;
    cursor: pointer;
    transition: var(--transition-fast);
}

.cta-btn:hover {
    background: #e66d00;
    transform: translateY(-1px);
}

/* ==========================================
   Hero Section - 年轻活力版
   ========================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    overflow: hidden;
    background: linear-gradient(135deg, #FFF9F3 0%, #FFFFFF 50%, #FFF5EB 100%);
}

/* 柬埔寨装饰元素 */
.cambodia-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.03;
    z-index: 0;
    pointer-events: none;
}

.pattern-lotus,
.pattern-temple {
    position: absolute;
    width: 200px;
    height: 200px;
    background-size: contain;
    background-repeat: no-repeat;
}

.pattern-lotus {
    top: 10%;
    left: 5%;
    opacity: 0.5;
}

.pattern-temple {
    bottom: 10%;
    right: 5%;
    opacity: 0.5;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-deco-1 {
    position: absolute;
    top: -10%;
    right: -5%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 122, 0, 0.1) 0%, rgba(255, 122, 0, 0) 70%);
    border-radius: 50%;
    animation: float 20s infinite ease-in-out;
}

.hero-deco-2 {
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(255, 200, 0, 0.08) 0%, rgba(255, 200, 0, 0) 70%);
    border-radius: 50%;
    animation: float 15s infinite ease-in-out reverse;
}

/* 彩色圆点装饰 */
.hero-circles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.circle {
    position: absolute;
    border-radius: 50%;
    animation: float 10s infinite ease-in-out;
}

.circle-1 {
    width: 80px;
    height: 80px;
    background: rgba(255, 122, 0, 0.15);
    top: 15%;
    left: 10%;
    animation-delay: 0s;
}

.circle-2 {
    width: 60px;
    height: 60px;
    background: rgba(255, 200, 0, 0.12);
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.circle-3 {
    width: 100px;
    height: 100px;
    background: rgba(255, 150, 0, 0.1);
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -20px) scale(1.1); }
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-content {
    color: var(--color-black);
}

.hero-title {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: var(--spacing-md);
    animation: fadeInUp 0.8s ease;
    color: var(--color-black);
}

.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    background: rgba(255, 122, 0, 0.1);
    border: 2px solid rgba(255, 122, 0, 0.3);
    border-radius: 50px;
    color: var(--color-primary);
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 15px;
    margin-bottom: var(--spacing-md);
    margin-top: var(--spacing-md);
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-badge i {
    font-size: 18px;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.2); }
}

.hero-description {
    font-size: 1.25rem;
    line-height: 1.8;
    color: var(--color-gray-dark);
    margin-bottom: var(--spacing-xl);
    font-family: 'MiSans-Regular', sans-serif;
    animation: fadeInUp 0.8s ease 0.3s backwards;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.hero-cta .btn {
    padding: 16px 32px;
    font-size: 18px;
    font-family: 'MiSans-Bold', sans-serif;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    padding-top: var(--spacing-lg);
    border-top: 2px solid rgba(255, 122, 0, 0.2);
    animation: fadeInUp 0.8s ease 0.5s backwards;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-colored);
}

.stat-icon {
    width: 56px;
    height: 56px;
    background: var(--gradient-primary);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon i {
    font-size: 28px;
    color: var(--color-white);
}

.stat-info {
    text-align: center;
}

.stat-number {
    font-size: 2.25rem;
    font-family: 'MiSans-Bold', sans-serif;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: 6px;
}

.stat-label {
    font-size: 14px;
    color: var(--color-gray-dark);
    font-family: 'MiSans-Medium', sans-serif;
}

/* 插画区域 */
.hero-illustration {
    position: relative;
    height: 600px;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

.illustration-main {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.main-image {
    width: 90%;
    height: auto;
    max-height: 550px;
    object-fit: contain;
    border-radius: var(--radius-xl);
    filter: drop-shadow(0 20px 60px rgba(0, 0, 0, 0.1));
}

/* Hero轮播样式 */
.hero-carousel {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.carousel-track {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    pointer-events: none;
}

.carousel-slide.active {
    opacity: 1;
    pointer-events: auto;
    animation: floatImage 6s infinite ease-in-out;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.carousel-btn:hover {
    background: var(--color-primary);
    transform: translateY(-50%) scale(1.1);
}

.carousel-btn i {
    font-size: 24px;
    color: var(--color-primary);
    transition: var(--transition-fast);
}

.carousel-btn:hover i {
    color: var(--color-white);
}

.carousel-prev {
    left: 10px;
}

.carousel-next {
    right: 10px;
}

.carousel-indicators {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid var(--color-primary);
    cursor: pointer;
    transition: var(--transition-fast);
    padding: 0;
}

.indicator:hover {
    background: rgba(255, 122, 0, 0.7);
    transform: scale(1.2);
}

.indicator.active {
    background: var(--color-primary);
    width: 32px;
    border-radius: 6px;
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 浮动卡片 */
.floating-cards {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.float-card {
    position: absolute;
    background: var(--color-white);
    padding: 16px 20px;
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    display: flex;
    align-items: center;
    gap: 12px;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.float-card:hover {
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 16px 48px rgba(255, 122, 0, 0.25);
    border-color: var(--color-primary);
}

.float-card .card-icon {
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.float-card .card-icon i {
    font-size: 24px;
    color: var(--color-white);
}

.card-content {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 16px;
    color: var(--color-black);
    line-height: 1.2;
}

.card-subtitle {
    font-size: 12px;
    color: var(--color-gray-medium);
    font-family: 'MiSans-Regular', sans-serif;
}

.float-card.card-1 {
    top: 8%;
    left: -5%;
    animation: fadeIn 1s ease 0.8s backwards, floatCard 4s infinite ease-in-out;
}

.float-card.card-2 {
    top: 35%;
    right: -8%;
    animation: fadeIn 1s ease 1s backwards, floatCard 4s infinite ease-in-out 1s;
}

.float-card.card-3 {
    bottom: 35%;
    left: -8%;
    animation: fadeIn 1s ease 1.2s backwards, floatCard 4s infinite ease-in-out 2s;
}

.float-card.card-4 {
    bottom: 8%;
    right: -5%;
    animation: fadeIn 1s ease 1.4s backwards, floatCard 4s infinite ease-in-out 3s;
}

@keyframes floatCard {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* 柬埔寨元素装饰 */
.cambodia-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    pointer-events: none;
}

.element {
    position: absolute;
    font-size: 40px;
    opacity: 0.6;
    animation: rotate 20s infinite linear;
}

.temple-icon {
    top: 5%;
    right: 10%;
    color: var(--color-primary);
}

.flag-icon {
    bottom: 10%;
    left: 5%;
    font-size: 50px;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.scroll-indicator {
    position: absolute;
    bottom: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    color: var(--color-primary);
    text-align: center;
    font-family: 'MiSans-Medium', sans-serif;
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    font-size: 14px;
    margin-bottom: 8px;
    color: var(--color-gray-medium);
}

.scroll-indicator i {
    font-size: 28px;
    display: block;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ==========================================
   Section Styles
   ========================================== */
section {
    padding: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-tag {
    display: inline-block;
    padding: 8px 20px;
    background: var(--color-orange-tint);
    color: var(--color-primary);
    border-radius: 50px;
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 14px;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
}

.section-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray-medium);
    font-family: 'MiSans-Medium', sans-serif;
    max-width: 700px;
    margin: 0 auto;
}

/* ==========================================
   About Section
   ========================================== */
.about {
    background: var(--color-gray-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.about-slogan {
    margin-bottom: var(--spacing-lg);
}

.about-slogan h3 {
    font-size: 2rem;
    color: var(--color-black);
    margin: 0;
}

.about-intro {
    font-size: 1.125rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-family: 'MiSans-Medium', sans-serif;
    color: var(--color-gray-dark);
}

.about-description {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-gray-medium);
    margin-bottom: var(--spacing-lg);
}

.about-highlights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.highlight-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.highlight-item:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.highlight-item i {
    font-size: 32px;
    color: var(--color-primary);
    flex-shrink: 0;
}

.highlight-item h4 {
    font-size: 1.125rem;
    margin-bottom: 4px;
    color: var(--color-black);
}

.highlight-item p {
    font-size: 0.9rem;
    color: var(--color-gray-medium);
    line-height: 1.6;
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.structure-map {
    position: relative;
    width: 100%;
    max-width: 100%;
    height: 450px;
    background: linear-gradient(135deg, rgba(255, 122, 0, 0.03) 0%, rgba(255, 122, 0, 0.08) 100%);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    overflow: hidden;
}

.map-node {
    position: absolute;
    min-width: 160px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    text-align: center;
    font-family: 'MiSans-Bold', sans-serif;
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg) var(--spacing-md);
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    color: var(--color-black);
    border: 2px solid rgba(255, 122, 0, 0.1);
    box-shadow: 0 10px 40px rgba(0,0,0,0.08), 0 2px 8px rgba(0,0,0,0.04);
    transition: all 0.4s cubic-bezier(0.4,0,0.2,1);
}

.map-node:hover .node-float {
    transform: translateY(-8px) scale(1.05);
}
.map-node:hover { box-shadow: 0 20px 60px rgba(255, 122, 0, 0.15), 0 4px 16px rgba(0, 0, 0, 0.1); border-color: var(--color-primary); }
.node-singapore {
    top: 8%;
    left: 50%;
    transform: translateX(-52%);
}

.node-cambodia {
    bottom: 15%;
    left: 8%;
}

.node-hangzhou {
    bottom: 15%;
    right: 8%;
}

.node-float {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    animation: floatNode 3s infinite ease-in-out;
    transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

.landmark-icon {
    font-size: 48px;
    line-height: 1;
    margin-bottom: 4px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.landmark-image {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.node-label {
    font-size: 15px;
    font-family: 'MiSans-Bold', sans-serif;
    color: var(--color-black);
    line-height: 1.4;
}

.node-subtitle {
    font-size: 11px;
    font-family: 'MiSans-Regular', sans-serif;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: -2px;
}

@keyframes floatNode {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.node-singapore {
    top: 8%;
    left: 50%;
    transform: translateX(-52%);
    animation-delay: 0s;
}

.node-singapore:hover {
    transform: translateX(-52%) translateY(-8px) scale(1.05);
}

.node-singapore.floating {
    animation: floatNodeCenter 3s infinite ease-in-out;
}

@keyframes floatNodeCenter {
    0%, 100% { 
        transform: translateX(-52%) translateY(0px); 
    }
    50% { 
        transform: translateX(-52%) translateY(-10px); 
    }
}

.node-cambodia {
    bottom: 15%;
    left: 8%;
    animation-delay: 0.2s;
}

.node-hangzhou {
    bottom: 15%;
    right: 8%;
    animation-delay: 0.4s;
}

@keyframes pulse {
    0%, 100% { 
        transform: scale(1);
        opacity: 1;
    }
    50% { 
        transform: scale(1.02);
        opacity: 0.95;
    }
}

.connection-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.connection-lines line {
    stroke: var(--color-primary);
    stroke-width: 3;
    stroke-dasharray: 8, 4;
    opacity: 0.3;
    animation: flowLine 3s linear infinite;
}

@keyframes flowLine {
    0% {
        stroke-dashoffset: 0;
    }
    100% {
        stroke-dashoffset: 24;
    }
}

/* ==========================================
   Features Section
   ========================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.feature-card {
    padding: var(--spacing-lg);
    background: var(--color-white);
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-lg);
    transition: var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.feature-card.feature-highlight {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
}

.feature-card.feature-highlight .feature-icon {
    background: var(--color-white);
}

.feature-card.feature-highlight .feature-icon i {
    color: var(--color-primary);
}

.feature-card.feature-highlight h3,
.feature-card.feature-highlight p {
    color: var(--color-white);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--color-orange-tint);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.feature-icon i {
    font-size: 36px;
    color: var(--color-primary);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.feature-card p {
    color: var(--color-gray-medium);
    line-height: 1.7;
}

/* ==========================================
   Product Highlights Section
   ========================================== */
.highlights {
    background: var(--color-black);
    color: var(--color-white);
}

.highlights .section-tag {
    background: rgba(255, 122, 0, 0.2);
}

.highlights .section-title {
    color: var(--color-white);
}

.highlights .section-subtitle {
    color: rgba(255, 255, 255, 0.7);
}

.highlights-container {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.highlight-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

.highlight-item-large {
    position: relative;
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    border: 2px solid rgba(255, 122, 0, 0.3);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    overflow: hidden;
    transition: var(--transition-normal);
}

.highlight-item-large:hover {
    border-color: var(--color-primary);
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(255, 122, 0, 0.3);
}

.highlight-content {
    position: relative;
    z-index: 1;
}

.highlight-number {
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 5rem;
    color: rgba(255, 122, 0, 0.2);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.highlight-item-large h3 {
    font-size: 2rem;
    color: var(--color-white);
    margin-bottom: var(--spacing-sm);
}

.highlight-item-large p {
    font-size: 1.125rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
    font-family: 'MiSans-Medium', sans-serif;
}

.highlight-icon {
    position: absolute;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 80px;
    color: rgba(255, 122, 0, 0.1);
}

/* ==========================================
   Achievements Section
   ========================================== */
.achievements {
    background: var(--color-gray-light);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.achievement-card {
    background: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.achievement-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.achievement-icon {
    width: 100px;
    height: 100px;
    background: var(--color-orange-tint);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.achievement-icon i {
    font-size: 48px;
    color: var(--color-primary);
}

.achievement-number {
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 4rem;
    color: var(--color-primary);
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.achievement-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.achievement-card p {
    color: var(--color-gray-medium);
    line-height: 1.7;
}

.partners-section {
    text-align: center;
    padding: var(--spacing-xl);
    background: var(--color-white);
    border-radius: var(--radius-lg);
}

.partners-section h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-black);
}

.partners-logos {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.partner-item {
    padding: var(--spacing-md) var(--spacing-xl);
    background: var(--color-gray-light);
    border-radius: var(--radius-md);
    font-family: 'MiSans-Bold', sans-serif;
    font-size: 1.25rem;
    color: var(--color-black);
    transition: var(--transition-fast);
}

.partner-item:hover {
    background: var(--color-primary);
    color: var(--color-white);
    transform: scale(1.05);
}

/* ==========================================
   Contact Section
   ========================================== */
.contact {
    background: var(--color-white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-2xl);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--color-gray-light);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
}

.contact-item:hover {
    background: var(--color-orange-tint);
    transform: translateX(10px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 28px;
    color: var(--color-white);
}

.contact-details h4 {
    font-size: 1.25rem;
    margin-bottom: 8px;
    color: var(--color-black);
}

.contact-details p {
    color: var(--color-gray-medium);
    line-height: 1.7;
}

.contact-details a {
    color: var(--color-primary);
    text-decoration: underline;
}

.contact-details a:hover {
    color: #e66d00;
}

.contact-form {
    background: var(--color-gray-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
}

.contact-form h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--color-black);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px;
    border: 2px solid var(--color-gray-light);
    border-radius: var(--radius-sm);
    font-family: 'MiSans-Regular', sans-serif;
    font-size: 16px;
    background: var(--color-white);
    transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    left: 12px;
    font-size: 12px;
    background: var(--color-white);
    padding: 0 8px;
    color: var(--color-primary);
}

.form-group label {
    position: absolute;
    left: 16px;
    top: 16px;
    color: var(--color-gray-medium);
    font-family: 'MiSans-Medium', sans-serif;
    pointer-events: none;
    transition: var(--transition-fast);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ==========================================
   Office Gallery
   ========================================== */
.office-gallery {
    margin-top: var(--spacing-3xl);
    padding-top: var(--spacing-2xl);
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.gallery-main-title {
    font-size: 2rem;
    font-family: 'MiSans-Demibold', sans-serif;
    color: var(--color-black);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.gallery-main-title i {
    color: var(--color-primary);
    font-size: 2rem;
}

.gallery-main-subtitle {
    color: var(--color-gray-medium);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xl);
}

/* Office Navigation */
.office-nav {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    padding: var(--spacing-sm);
    background: var(--color-gray-light);
    border-radius: var(--radius-lg);
}

.office-nav-btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--color-gray-medium);
    font-family: 'MiSans-Medium', sans-serif;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition-normal);
}

.office-nav-btn i {
    font-size: 1.2rem;
    transition: var(--transition-normal);
}

.office-nav-btn:hover {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: rgba(255, 122, 0, 0.2);
}

.office-nav-btn.active {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-md);
}

.office-nav-btn.active i {
    color: var(--color-primary);
}

/* Office Sections */
.office-section {
    display: none;
    animation: fadeInUp 0.5s ease;
}

.office-section.active {
    display: block;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.office-header {
    margin-bottom: var(--spacing-xl);
}

.office-title {
    font-size: 1.8rem;
    font-family: 'MiSans-Demibold', sans-serif;
    color: var(--color-black);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.office-title i {
    color: var(--color-primary);
    font-size: 1.8rem;
}

.office-subtitle {
    color: var(--color-gray-medium);
    font-size: 1rem;
    padding-left: calc(1.8rem + var(--spacing-sm));
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 16 / 9;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    cursor: pointer;
}

.gallery-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-normal);
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    padding: var(--spacing-lg);
    opacity: 0;
    transition: var(--transition-normal);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.overlay-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--color-white);
    font-family: 'MiSans-Medium', sans-serif;
    font-size: 1.1rem;
}

.overlay-content i {
    font-size: 1.5rem;
    color: var(--color-primary);
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: var(--color-black);
    color: var(--color-white);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-2xl);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-sm);
}

.footer-logo-image {
    height: 70px;
    width: auto;
    object-fit: contain;
    /* 移除滤镜，使用原始logo色彩 */
}

.footer-slogan {
    font-size: 1.25rem;
    color: var(--color-primary);
    font-family: 'MiSans-Bold', sans-serif;
    margin-bottom: var(--spacing-xs);
}

.footer-description {
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

.footer-column h4 {
    color: var(--color-white);
    font-size: 1.125rem;
    margin-bottom: var(--spacing-sm);
}

.footer-column a {
    display: block;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: var(--spacing-xs);
    transition: var(--transition-fast);
}

.footer-column a:hover {
    color: var(--color-primary);
    padding-left: 8px;
}

.footer-column a i {
    margin-right: 8px;
}

.footer-bottom {
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 14px;
}

.footer-bottom p {
    margin: 4px 0;
}

/* ==========================================
   Back to Top Button
   ========================================== */
.back-to-top {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 50px;
    height: 50px;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background: #e66d00;
    transform: translateY(-5px);
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 1200px) {
    .nav-menu {
        gap: var(--spacing-sm);
    }
    
    .nav-link {
        padding: var(--spacing-xs) 10px;
        font-size: 14px;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .hero-illustration {
        height: 500px;
    }
    
    .hero-content {
        text-align: center;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .floating-cards .float-card {
        transform: scale(0.9);
    }
}

@media (max-width: 992px) {
    /* 隐藏桌面端语言切换 */
    .language-switcher {
        display: none !important;
    }
    
    /* 隐藏桌面端CTA按钮（移到Hero区） */
    .nav-actions .cta-btn {
        display: none;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--color-white);
        flex-direction: column;
        align-items: stretch;
        padding: var(--spacing-lg);
        transition: var(--transition-normal);
        box-shadow: var(--shadow-lg);
        overflow-y: auto;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    /* 移动端语言切换显示 */
    .nav-menu.active .mobile-language-switcher {
        display: block;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero-title {
        font-size: 3rem;
    }
    
    .hero-illustration {
        height: 400px;
    }
    
    .floating-cards .float-card {
        padding: 12px 16px;
    }
    
    .float-card .card-icon {
        width: 40px;
        height: 40px;
    }
    
    .float-card .card-icon i {
        font-size: 20px;
    }
    
    .card-title {
        font-size: 14px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .achievements-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
    }
    
    .carousel-btn i {
        font-size: 20px;
    }
    
    .carousel-prev {
        left: 5px;
    }
    
    .carousel-next {
        right: 5px;
    }
    
    .carousel-indicators {
        bottom: 10px;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .indicator.active {
        width: 24px;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .gallery-title {
        font-size: 1.75rem;
    }
    
    .highlight-row {
        grid-template-columns: 1fr;
    }
    
    .structure-map {
        height: 380px;
    }
    
    .map-node {
        min-width: 130px;
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .landmark-icon {
        font-size: 40px;
    }
    
    .landmark-image {
        width: 40px;
        height: 40px;
    }
    
    .node-label {
        font-size: 13px;
    }
}

@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    h2 { font-size: 2rem; }
    h3 { font-size: 1.5rem; }
    
    .hero {
        min-height: auto;
        padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-2xl);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-badge {
        font-size: 13px;
        padding: 10px 18px;
    }
    
    .hero-description {
        font-size: 1.125rem;
    }
    
    .hero-illustration {
        height: 350px;
        margin-top: var(--spacing-lg);
    }
    
    .main-image {
        width: 100%;
        max-height: 300px;
    }
    
    .floating-cards .float-card {
        display: none;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .stat-item {
        padding: var(--spacing-sm);
    }
    
    .stat-icon {
        width: 48px;
        height: 48px;
    }
    
    .stat-icon i {
        font-size: 24px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .features-grid,
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
    }
    
    .nav-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .language-switcher {
        width: 100%;
        justify-content: space-between;
    }
    
    /* Office Gallery - Tablet */
    .office-nav {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .office-nav-btn {
        justify-content: flex-start;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .office-title {
        font-size: 1.5rem;
    }
    
    .office-title i {
        font-size: 1.5rem;
    }
    
    .structure-map {
        height: 420px;
        padding: var(--spacing-md);
    }
    
    .map-node {
        min-width: 110px;
        padding: var(--spacing-sm);
    }
    
    .landmark-icon {
        font-size: 36px;
    }
    
    .landmark-image {
        width: 36px;
        height: 36px;
    }
    
    .node-label {
        font-size: 12px;
    }
    
    .node-subtitle {
        font-size: 9px;
    }
    
    .node-singapore {
        top: 5%;
        left: 50%;
        transform: translateX(-52%);
    }
    
    .node-cambodia {
        bottom: 10%;
        left: 5%;
    }
    
    .node-hangzhou {
        bottom: 10%;
        right: 5%;
    }
}

@media (max-width: 576px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .nav-container {
        padding: 0 var(--spacing-sm);
        height: 70px;
    }
    
    .nav-menu {
        top: 70px;
        height: calc(100vh - 70px);
    }
    
    .nav-logo {
        gap: 8px;
        padding: var(--spacing-sm) 0;
    }
    
    .logo-image {
        height: 32px;
    }
    
    .logo-text-cn {
        font-size: 15px;
        line-height: 1.2;
    }
    
    .mobile-menu-btn {
        font-size: 26px;
        padding: 6px;
    }
    
    section {
        padding: var(--spacing-xl) 0;
    }
    
    .hero {
        padding-top: calc(70px + var(--spacing-lg));
        padding-bottom: var(--spacing-xl);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-badge {
        font-size: 12px;
        padding: 8px 16px;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-illustration {
        height: 300px;
    }
    
    .main-image {
        max-height: 250px;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .hero-cta {
        flex-direction: column;
        width: 100%;
    }
    
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
        padding-top: var(--spacing-md);
    }
    
    .stat-item {
        flex-direction: row;
        justify-content: flex-start;
        padding: var(--spacing-sm);
    }
    
    .stat-info {
        text-align: left;
    }
    
    .stat-icon {
        width: 44px;
        height: 44px;
    }
    
    .stat-number {
        font-size: 1.75rem;
    }
    
    .cambodia-elements {
        display: none;
    }
    
    .scroll-indicator {
        display: none;
    }
    
    /* 架构图移动端优化 */
    .structure-map {
        height: 360px;
        padding: var(--spacing-sm);
    }
    
    .map-node {
        min-width: 95px;
        padding: var(--spacing-sm) 8px;
    }
    
    .landmark-icon {
        font-size: 32px;
    }
    
    .landmark-image {
        width: 32px;
        height: 32px;
    }
    
    .node-label {
        font-size: 11px;
        line-height: 1.3;
    }
    
    .node-subtitle {
        font-size: 8px;
    }
    
    .node-singapore {
        top: 5%;
        left: 50%;
        transform: translateX(-52%);
    }
    
    .node-cambodia {
        bottom: 8%;
        left: 3%;
    }
    
    .node-hangzhou {
        bottom: 8%;
        right: 3%;
    }
    
    /* 按钮和CTA优化 */
    .btn {
        font-size: 0.95rem;
        padding: 12px 20px;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Contact表单优化 */
    .contact-form input,
    .contact-form textarea {
        font-size: 16px; /* 防止iOS缩放 */
    }
    
    /* 特色卡片优化 */
    .feature-card,
    .achievement-card {
        padding: var(--spacing-md);
    }
    
    /* 导航优化 */
    .nav-logo span {
        font-size: 1.25rem;
    }
    
    /* Footer优化 */
    .footer-logo-image {
        height: 50px;
    }
    
    .footer-slogan {
        font-size: 1.125rem;
    }
    
    /* Office Gallery - Mobile */
    .gallery-main-title {
        font-size: 1.5rem;
    }
    
    .gallery-main-title i {
        font-size: 1.5rem;
    }
    
    .gallery-main-subtitle {
        font-size: 0.95rem;
    }
    
    .office-nav {
        padding: var(--spacing-xs);
    }
    
    .office-nav-btn {
        font-size: 0.9rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .office-nav-btn i {
        font-size: 1rem;
    }
    
    .office-title {
        font-size: 1.25rem;
        flex-wrap: wrap;
    }
    
    .office-title i {
        font-size: 1.25rem;
    }
    
    .office-subtitle {
        font-size: 0.9rem;
        padding-left: 0;
        margin-top: var(--spacing-xs);
    }
    
    .overlay-content {
        font-size: 0.95rem;
    }
    
    .overlay-content i {
        font-size: 1.2rem;
    }
}

/* ==========================================
   超小屏幕优化 (iPhone SE等)
   ========================================== */
@media (max-width: 375px) {
    .nav-container {
        height: 64px;
        padding: 0 12px;
    }
    
    .nav-menu {
        top: 64px;
        height: calc(100vh - 64px);
    }
    
    .nav-logo {
        gap: 6px;
        padding: 8px 0;
    }
    
    .logo-image {
        height: 28px;
    }
    
    .logo-text-cn {
        font-size: 14px;
        line-height: 1.2;
    }
    
    .mobile-menu-btn {
        font-size: 24px;
        padding: 4px;
    }
    
    .hero {
        padding-top: calc(64px + var(--spacing-lg));
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-badge {
        font-size: 11px;
        padding: 6px 12px;
    }
    
    .hero-description {
        font-size: 0.95rem;
        line-height: 1.6;
    }
    
    .structure-map {
        height: 340px;
    }
    
    .map-node {
        min-width: 85px;
        padding: 8px 6px;
    }
    
    .landmark-icon {
        font-size: 28px;
    }
    
    .landmark-image {
        width: 28px;
        height: 28px;
    }
    
    .node-label {
        font-size: 10px;
    }
    
    .node-subtitle {
        font-size: 7px;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .btn {
        font-size: 0.9rem;
        padding: 10px 16px;
    }
    
    .stat-number {
        font-size: 1.5rem;
    }
    
    .stat-label {
        font-size: 0.85rem;
    }
}