/* ==========================================================================
   禾焱科技官网 - 样式文件
   ========================================================================== */

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

:root {
    /* 主题色 */
    --primary-color: #00d4ff;
    --secondary-color: #7c3aed;
    --accent-color: #ff006e;
    --dark-bg: #0a0e27;
    --darker-bg: #050814;
    --light-text: #ffffff;
    --gray-text: #a0aec0;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-border: rgba(255, 255, 255, 0.1);
    
    /* 渐变色 */
    --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
    --gradient-secondary: linear-gradient(135deg, #ff006e 0%, #ff6b35 100%);
    --gradient-dark: linear-gradient(180deg, #0a0e27 0%, #050814 100%);
    
    /* 间距 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* 阴影 */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 20px rgba(0, 212, 255, 0.3);
    
    /* 过渡 */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 
                 'Microsoft YaHei', sans-serif;
    background: var(--dark-bg);
    color: var(--light-text);
    line-height: 1.6;
    overflow-x: hidden;
    cursor: none;
}

/* 隐藏默认光标，使用自定义光标 */
a, button, input, textarea, select {
    cursor: none;
}

/* 自定义光标 */
.cursor-dot {
    width: 8px;
    height: 8px;
    background: var(--primary-color);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 10000;
    transition: transform 0.15s ease;
    box-shadow: 0 0 10px var(--primary-color);
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(0, 212, 255, 0.5);
    border-radius: 50%;
    position: fixed;
    top: 0;
    left: 0;
    pointer-events: none;
    z-index: 9999;
    transition: all 0.15s ease;
}

/* 粒子背景 */
#particles-js {
    position: fixed;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    z-index: -1;
    background: var(--gradient-dark);
}

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

/* ==========================================================================
   导航栏
   ========================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 14, 39, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--card-border);
    transition: all var(--transition-base);
}

.header.scrolled {
    background: rgba(10, 14, 39, 0.95);
    box-shadow: var(--shadow-md);
}

.navbar {
    padding: 1rem 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--light-text);
    text-decoration: none;
    transition: all var(--transition-base);
}

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

.logo-image {
    max-height: 40px;
    width: auto;
    transition: all var(--transition-base);
}

.logo:hover {
    transform: translateY(-2px);
}

.logo:hover .logo-image {
    filter: brightness(1.2);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-text);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all var(--transition-base);
    position: relative;
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: none;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--light-text);
    border-radius: 3px;
    transition: all var(--transition-base);
}

/* ==========================================================================
   主内容区域
   ========================================================================== */
.main-content {
    padding-top: 80px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: var(--spacing-xl) 0;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero .container {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: var(--spacing-lg);
    align-items: center;
    max-width: 1400px;
}

.hero-content {
    z-index: 1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
}

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

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-base);
    border: none;
    cursor: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--light-text);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

.btn-secondary {
    background: var(--card-bg);
    color: var(--light-text);
    border: 2px solid var(--card-border);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--primary-color);
    transform: translateY(-3px);
}

.btn-large {
    padding: 1.125rem 3rem;
    font-size: 1.125rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

/* Hero动画 */
.hero-animation {
    position: relative;
    z-index: 1;
}

.code-animation {
    background: rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 12px;
    padding: 1.5rem;
    backdrop-filter: blur(10px);
    box-shadow: 0 0 30px rgba(0, 212, 255, 0.2), inset 0 0 20px rgba(0, 212, 255, 0.05);
    position: relative;
    overflow: hidden;
}

.code-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(90deg, 
        rgba(0, 212, 255, 0.1) 0%, 
        rgba(124, 58, 237, 0.1) 50%, 
        rgba(0, 212, 255, 0.1) 100%);
    border-bottom: 1px solid rgba(0, 212, 255, 0.2);
}

.code-animation::after {
    content: '● ● ●';
    position: absolute;
    top: 8px;
    left: 15px;
    font-size: 12px;
    color: rgba(0, 212, 255, 0.6);
    letter-spacing: 5px;
}

.code-animation pre {
    font-family: 'Courier New', 'Consolas', monospace;
    font-size: 0.85rem;
    line-height: 1.6;
    overflow-x: auto;
    margin-top: 20px;
}

/* 科幻科技风格代码颜色 - 超强发光 */
.code-comment { 
    color: #00ff88 !important;
    font-style: italic;
    text-shadow: 0 0 8px rgba(0, 255, 136, 1),
                 0 0 15px rgba(0, 255, 136, 0.8),
                 0 0 25px rgba(0, 255, 136, 0.5) !important;
    animation: glow-green 2s ease-in-out infinite alternate !important;
}

.code-keyword { 
    color: #00d4ff !important;
    font-weight: 600;
    text-shadow: 0 0 8px rgba(0, 212, 255, 1),
                 0 0 15px rgba(0, 212, 255, 0.8),
                 0 0 25px rgba(0, 212, 255, 0.5) !important;
    animation: glow-cyan 2.2s ease-in-out infinite alternate !important;
}

.code-class { 
    color: #ff6b35 !important;
    font-weight: 600;
    text-shadow: 0 0 8px rgba(255, 107, 53, 1),
                 0 0 15px rgba(255, 107, 53, 0.8),
                 0 0 25px rgba(255, 107, 53, 0.5) !important;
    animation: glow-orange 2.4s ease-in-out infinite alternate !important;
}

.code-function { 
    color: #ffd93d !important;
    text-shadow: 0 0 8px rgba(255, 217, 61, 1),
                 0 0 15px rgba(255, 217, 61, 0.8),
                 0 0 25px rgba(255, 217, 61, 0.5) !important;
    animation: glow-yellow 2.6s ease-in-out infinite alternate !important;
}

.code-string { 
    color: #a855f7 !important;
    text-shadow: 0 0 8px rgba(168, 85, 247, 1),
                 0 0 15px rgba(168, 85, 247, 0.8),
                 0 0 25px rgba(168, 85, 247, 0.5) !important;
    animation: glow-purple 2.3s ease-in-out infinite alternate !important;
}

/* 发光呼吸动画 */
@keyframes glow-green {
    0%, 100% { 
        text-shadow: 0 0 5px rgba(0, 255, 136, 0.8), 
                     0 0 12px rgba(0, 255, 136, 0.6),
                     0 0 20px rgba(0, 255, 136, 0.4); 
    }
    50% { 
        text-shadow: 0 0 12px rgba(0, 255, 136, 1), 
                     0 0 20px rgba(0, 255, 136, 0.9),
                     0 0 35px rgba(0, 255, 136, 0.7); 
    }
}

@keyframes glow-cyan {
    0%, 100% { 
        text-shadow: 0 0 5px rgba(0, 212, 255, 0.8), 
                     0 0 12px rgba(0, 212, 255, 0.6),
                     0 0 20px rgba(0, 212, 255, 0.4); 
    }
    50% { 
        text-shadow: 0 0 12px rgba(0, 212, 255, 1), 
                     0 0 20px rgba(0, 212, 255, 0.9),
                     0 0 35px rgba(0, 212, 255, 0.7); 
    }
}

@keyframes glow-orange {
    0%, 100% { 
        text-shadow: 0 0 5px rgba(255, 107, 53, 0.8), 
                     0 0 12px rgba(255, 107, 53, 0.6),
                     0 0 20px rgba(255, 107, 53, 0.4); 
    }
    50% { 
        text-shadow: 0 0 12px rgba(255, 107, 53, 1), 
                     0 0 20px rgba(255, 107, 53, 0.9),
                     0 0 35px rgba(255, 107, 53, 0.7); 
    }
}

@keyframes glow-yellow {
    0%, 100% { 
        text-shadow: 0 0 5px rgba(255, 217, 61, 0.8), 
                     0 0 12px rgba(255, 217, 61, 0.6),
                     0 0 20px rgba(255, 217, 61, 0.4); 
    }
    50% { 
        text-shadow: 0 0 12px rgba(255, 217, 61, 1), 
                     0 0 20px rgba(255, 217, 61, 0.9),
                     0 0 35px rgba(255, 217, 61, 0.7); 
    }
}

@keyframes glow-purple {
    0%, 100% { 
        text-shadow: 0 0 5px rgba(168, 85, 247, 0.8), 
                     0 0 12px rgba(168, 85, 247, 0.6),
                     0 0 20px rgba(168, 85, 247, 0.4); 
    }
    50% { 
        text-shadow: 0 0 12px rgba(168, 85, 247, 1), 
                     0 0 20px rgba(168, 85, 247, 0.9),
                     0 0 35px rgba(168, 85, 247, 0.7); 
    }
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    animation: bounce 2s infinite;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--primary-color);
    border-radius: 15px;
    position: relative;
}

.wheel {
    width: 4px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 2px;
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll 1.5s infinite;
}

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

@keyframes scroll {
    0% { transform: translateX(-50%) translateY(0); opacity: 1; }
    100% { transform: translateX(-50%) translateY(20px); opacity: 0; }
}

/* ==========================================================================
   Section通用样式
   ========================================================================== */
section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray-text);
}

/* ==========================================================================
   Features Section
   ========================================================================== */
.features {
    background: rgba(5, 8, 20, 0.5);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--light-text);
    transition: all var(--transition-base);
}

.feature-card:hover .feature-icon {
    transform: rotateY(360deg);
}

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

.feature-card p {
    color: var(--gray-text);
    line-height: 1.8;
}

/* ==========================================================================
   Services Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2.5rem;
    text-align: center;
    transition: all var(--transition-base);
    position: relative;
}

.service-item::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 16px;
    padding: 1px;
    background: var(--gradient-primary);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

.service-item:hover::after {
    opacity: 1;
}

.service-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-md);
    background: rgba(0, 212, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--primary-color);
    transition: all var(--transition-base);
}

.service-item:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--light-text);
    transform: scale(1.1) rotate(5deg);
}

.service-item h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-item p {
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.service-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
}

.service-link:hover {
    gap: 1rem;
}

/* ==========================================================================
   Tech Stack Section
   ========================================================================== */
.tech-stack {
    background: rgba(5, 8, 20, 0.5);
}

.tech-categories {
    display: grid;
    gap: 2rem;
}

.tech-category {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    transition: all var(--transition-base);
}

.tech-category:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.tech-category h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tech-category h3 i {
    color: var(--primary-color);
}

.tech-items {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.tech-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50px;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.tech-badge:hover {
    background: var(--primary-color);
    color: var(--dark-bg);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 212, 255, 0.4);
}

/* ==========================================================================
   Stats Section
   ========================================================================== */
.stats {
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 3rem;
    position: relative;
    z-index: 1;
}

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

.stat-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    opacity: 0.8;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* ==========================================================================
   CTA Section
   ========================================================================== */
.cta {
    background: rgba(5, 8, 20, 0.8);
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.cta-content {
    text-align: center;
    padding: var(--spacing-lg) 0;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.125rem;
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
    background: var(--darker-bg);
    border-top: 1px solid var(--card-border);
    padding: var(--spacing-md) 0;
    position: relative;
}


.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    font-size: 1.125rem;
    font-weight: 600;
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
}

.footer-section h3 i {
    color: var(--primary-color);
}

.footer-section p {
    color: var(--gray-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: var(--gray-text);
    text-decoration: none;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-section ul li a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}


.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    border-top: 1px solid var(--card-border);
    color: var(--gray-text);
}

.footer-bottom p {
    margin-bottom: 0.5rem;
}

.footer-bottom a {
    color: var(--gray-text);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: var(--primary-color);
}

/* 页脚内容区域 - 三栏布局 */
.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    margin-bottom: var(--spacing-md);
    padding: var(--spacing-md) 0;
}

/* 友情链接 */
.footer-links {
    /* 作为footer-content的一部分 */
}

.footer-links h4,
.footer-section h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--light-text);
    font-weight: 600;
}

.links-grid {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.links-grid a {
    color: var(--gray-text);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all var(--transition-base);
    position: relative;
    padding-left: 0;
}

.links-grid a:hover {
    color: var(--primary-color);
    padding-left: 0.5rem;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border: none;
    border-radius: 50%;
    color: var(--light-text);
    font-size: 1.25rem;
    cursor: none;
    opacity: 0;
    transform: translateY(100px);
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
    z-index: 999;
}

.back-to-top.show {
    opacity: 1;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 20px rgba(0, 212, 255, 0.6);
}

/* ==========================================================================
   页面头部（内页）
   ========================================================================== */
.page-header {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.1) 0%, rgba(124, 58, 237, 0.1) 100%);
    padding: 8rem 0 4rem;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(0,212,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)" /></svg>');
    opacity: 0.5;
}

.page-header .container {
    position: relative;
    z-index: 1;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.page-subtitle {
    font-size: 1.25rem;
    color: var(--gray-text);
    margin-bottom: var(--spacing-md);
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: var(--gray-text);
}

.breadcrumb a {
    color: var(--primary-color);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.breadcrumb a:hover {
    color: var(--light-text);
}

/* ==========================================================================
   动画效果
   ========================================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-fade-in {
    animation: fadeInUp 0.8s ease-out;
}

.animate-fade-in-delay {
    animation: fadeInUp 0.8s ease-out 0.3s both;
}

.animate-fade-in-delay-2 {
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

/* AOS动画（Animate On Scroll） */
[data-aos] {
    opacity: 0;
    transition-property: opacity, transform;
    transition-duration: 0.8s;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(50px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-50px);
}

[data-aos="fade-down"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(50px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(-50px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.9);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

[data-aos="flip-up"] {
    transform: perspective(1000px) rotateX(-45deg);
}

[data-aos="flip-up"].aos-animate {
    transform: perspective(1000px) rotateX(0);
}

[data-aos="flip-left"] {
    transform: perspective(1000px) rotateY(45deg);
}

[data-aos="flip-left"].aos-animate {
    transform: perspective(1000px) rotateY(0);
}

/* ==========================================================================
   响应式设计
   ========================================================================== */
@media (max-width: 968px) {
    :root {
        font-size: 14px;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(10, 14, 39, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        padding: 2rem;
        transition: left var(--transition-base);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        width: 100%;
        padding: 1rem;
        justify-content: center;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
    
    .hero .container {
        grid-template-columns: 1fr;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-animation {
        display: none;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .page-title {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    body {
        cursor: auto;
    }
    
    .cursor-dot,
    .cursor-outline {
        display: none;
    }
    
    a, button, input, textarea, select {
        cursor: auto;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ==========================================================================
   关于我们页面
   ========================================================================== */
.about-intro {
    padding: var(--spacing-xl) 0;
}

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

.about-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.about-content p {
    color: var(--gray-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.about-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-top: var(--spacing-md);
}

.about-feature-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-text);
}

.about-feature-item i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.about-image {
    position: relative;
}

.image-placeholder {
    aspect-ratio: 16/9;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary-color);
    transition: all var(--transition-base);
}

.image-placeholder:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.2);
}

.image-placeholder i {
    margin-bottom: 1rem;
}

.image-placeholder p {
    font-size: 1rem;
    color: var(--gray-text);
}

/* 核心价值观 */
.values {
    background: rgba(5, 8, 20, 0.5);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.value-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
}

.value-card:hover {
    transform: translateY(-10px) rotateY(5deg);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.3);
}

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: all var(--transition-base);
}

.value-card:hover .value-icon {
    transform: scale(1.1) rotate(10deg);
}

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

.value-card p {
    color: var(--gray-text);
    line-height: 1.8;
}

/* 团队优势 */
.team-advantages {
    background: rgba(5, 8, 20, 0.5);
}

.advantages-grid {
    display: grid;
    gap: 2rem;
}

.advantage-item {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    gap: 2rem;
    align-items: flex-start;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.advantage-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    transform: scaleY(0);
    transition: transform var(--transition-base);
}

.advantage-item:hover {
    border-color: var(--primary-color);
    transform: translateX(10px);
}

.advantage-item:hover::before {
    transform: scaleY(1);
}

.advantage-number {
    font-size: 3rem;
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.5;
    flex-shrink: 0;
}

.advantage-item h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.advantage-item h3 i {
    color: var(--primary-color);
}

.advantage-item p {
    color: var(--gray-text);
    line-height: 1.8;
}

/* 发展历程 */
.timeline {
    padding: var(--spacing-xl) 0;
}

.timeline-container {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.timeline-container::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 4rem;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    justify-content: flex-end;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 4px solid var(--dark-bg);
    box-shadow: 0 0 20px var(--primary-color);
    z-index: 1;
}

.timeline-content {
    width: calc(50% - 40px);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    padding: 1.5rem;
    transition: all var(--transition-base);
}

.timeline-item:hover .timeline-content {
    border-color: var(--primary-color);
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.timeline-year {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.timeline-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.timeline-content p {
    color: var(--gray-text);
    line-height: 1.6;
}

/* ==========================================================================
   服务项目页面
   ========================================================================== */
.service-detail {
    padding: var(--spacing-xl) 0;
}

.service-detail.alt {
    background: rgba(5, 8, 20, 0.5);
}

.service-detail-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
}

.service-detail-grid.reverse {
    direction: rtl;
}

.service-detail-grid.reverse > * {
    direction: ltr;
}

.service-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 20px;
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.service-detail-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.service-detail-content .lead {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.service-detail-content p {
    color: var(--gray-text);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.service-detail-content h3 {
    font-size: 1.5rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-detail-content h3 i {
    color: var(--primary-color);
}

.service-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    margin-bottom: var(--spacing-md);
}

.service-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-text);
    padding: 0.5rem;
    background: rgba(0, 212, 255, 0.05);
    border-radius: 8px;
    transition: all var(--transition-fast);
}

.service-list li:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateX(5px);
}

.service-list li i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.tech-tags span {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50px;
    font-size: 0.9rem;
    transition: all var(--transition-base);
}

.tech-tags span:hover {
    border-color: var(--primary-color);
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.tech-tags span i {
    color: var(--primary-color);
}

/* 开发流程 */
.process {
    background: rgba(5, 8, 20, 0.5);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem;
}

.process-step {
    flex: 1;
    min-width: 150px;
    text-align: center;
    transition: all var(--transition-base);
}

.process-step:hover {
    transform: translateY(-10px);
}

.step-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    transition: all var(--transition-base);
}

.process-step:hover .step-icon {
    transform: rotateY(360deg);
}

.process-step h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

.process-step p {
    color: var(--gray-text);
    font-size: 0.9rem;
}

.process-arrow {
    font-size: 2rem;
    color: var(--primary-color);
    opacity: 0.5;
}

/* ==========================================================================
   案例展示页面
   ========================================================================== */
.portfolio-filter {
    padding: 2rem 0;
    background: rgba(5, 8, 20, 0.5);
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.filter-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 50px;
    color: var(--gray-text);
    font-size: 1rem;
    font-weight: 500;
    cursor: none;
    transition: all var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-primary);
    color: var(--light-text);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 212, 255, 0.4);
}

.portfolio-grid-section {
    padding: var(--spacing-xl) 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 2rem;
}

.portfolio-item {
    border-radius: 16px;
    overflow: hidden;
    transition: all var(--transition-base);
}

.portfolio-item.hidden {
    display: none;
}

.portfolio-image {
    position: relative;
    aspect-ratio: 16/10;
    overflow: hidden;
}

.portfolio-image .image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: 0;
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 0%, rgba(0, 0, 0, 0.9) 100%);
    display: flex;
    align-items: flex-end;
    padding: 2rem;
    opacity: 0;
    transition: all var(--transition-base);
}

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

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.3);
}

.portfolio-info h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.portfolio-info p {
    color: var(--gray-text);
    margin-bottom: 1rem;
}

.portfolio-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.portfolio-tags span {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.75rem;
    background: rgba(0, 212, 255, 0.2);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--primary-color);
}

/* 客户评价 */
.testimonials {
    background: rgba(5, 8, 20, 0.5);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.testimonial-content {
    margin-bottom: var(--spacing-md);
    position: relative;
}

.quote-icon {
    font-size: 3rem;
    color: var(--primary-color);
    opacity: 0.3;
    margin-bottom: var(--spacing-sm);
}

.testimonial-content p {
    color: var(--gray-text);
    line-height: 1.8;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: var(--spacing-sm);
}

.author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.author-info h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
}

.author-info p {
    color: var(--gray-text);
    font-size: 0.9rem;
}

.testimonial-rating {
    color: #fbbf24;
}

/* ==========================================================================
   联系我们页面
   ========================================================================== */
.contact-info-section {
    padding: var(--spacing-xl) 0;
}

.contact-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.contact-info-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
    text-align: center;
    transition: all var(--transition-base);
}

.contact-info-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.2);
}

.contact-info-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.contact-info-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.contact-info-card p {
    color: var(--gray-text);
    margin-bottom: 0.5rem;
}

.contact-info-time {
    display: block;
    font-size: 0.875rem;
    color: var(--primary-color);
}

/* 联系表单 */
.contact-form-section {
    background: rgba(5, 8, 20, 0.5);
    padding: var(--spacing-xl) 0;
}

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

.contact-form {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-text);
}

.form-group label i {
    color: var(--primary-color);
}

.required {
    color: var(--accent-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    background: var(--darker-bg);
    border: 1px solid var(--card-border);
    border-radius: 8px;
    color: var(--light-text);
    font-size: 1rem;
    font-family: inherit;
    transition: all var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    display: none;
}

.form-message.success {
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.3);
    color: #22c55e;
    display: block;
}

.form-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
    color: #ef4444;
    display: block;
}

.contact-extra {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    padding: 1.5rem;
}

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.contact-card h3 i {
    color: var(--primary-color);
}

.contact-card ul {
    list-style: none;
}

.contact-card ul li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-text);
    margin-bottom: 0.75rem;
}

.contact-card ul li i {
    color: var(--primary-color);
    width: 20px;
}

.contact-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    margin-top: 1rem;
    transition: gap var(--transition-fast);
}

.contact-link:hover {
    gap: 1rem;
}

.social-links-large {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.social-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem;
    background: var(--darker-bg);
    border: 1px solid var(--card-border);
    border-radius: 12px;
    color: var(--gray-text);
    text-decoration: none;
    transition: all var(--transition-base);
}

.social-link:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-3px);
}

.social-link i {
    font-size: 2rem;
}

/* 地图 */
.map-section {
    padding: var(--spacing-xl) 0;
}

.map-placeholder {
    height: 400px;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--primary-color);
}

.map-placeholder p {
    font-size: 1.25rem;
    color: var(--gray-text);
    margin-top: 1rem;
}

.map-placeholder small {
    font-size: 0.875rem;
    color: var(--gray-text);
    opacity: 0.7;
}

/* ==========================================================================
   移动端适配
   ========================================================================== */
@media (max-width: 968px) {
    .about-grid,
    .service-detail-grid,
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .service-detail-grid.reverse {
        direction: ltr;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .timeline-container::before {
        left: 20px;
    }
    
    .timeline-item {
        justify-content: flex-start !important;
        padding-left: 50px;
    }
    
    .timeline-dot {
        left: 20px;
        transform: none;
    }
    
    .timeline-content {
        width: 100%;
    }
    
    .process-steps {
        flex-direction: column;
    }
    
    .process-arrow {
        transform: rotate(90deg);
    }
    
    .service-list {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .advantage-item {
        flex-direction: column;
        text-align: center;
    }
    
    .filter-buttons {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.9rem;
    }
}