/* 教育页面专用样式 */
:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --accent-color: #06b6d4;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --dark-bg: #0f172a;
    --darker-bg: #020617;
    --card-bg: #1e293b;
    --text-light: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--dark-bg);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 导航栏样式 */
.navbar {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(15, 23, 42, 0.98);
    padding: 0.5rem 0;
}

.navbar-brand {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color) !important;
    text-decoration: none;
    transition: all 0.3s ease;
}

.brand-content {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
    align-items: flex-start;
}

.brand-name {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    white-space: nowrap;
}

.brand-tagline {
    font-size: 0.75rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.8);
    margin-top: -2px;
    white-space: nowrap;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand:hover .brand-name {
    color: var(--secondary-color);
}

.navbar-brand:hover .brand-tagline {
    color: rgba(255, 255, 255, 1);
}

.navbar-nav .nav-link {
    color: var(--text-light) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
    position: relative;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
    color: var(--primary-color) !important;
}

.navbar-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.navbar-nav .nav-link:hover::after,
.navbar-nav .nav-link.active::after {
    width: 100%;
}

/* 教育Hero Section */
.education-hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(2, 6, 23, 0.9) 100%),
        url('../img/bg/edu-bg.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -2;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(6, 182, 212, 0.05) 0%, transparent 50%);
    z-index: -1;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons .btn {
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    border: none;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.btn-outline-light {
    border: 2px solid var(--text-light);
    color: var(--text-light);
}

.btn-outline-light:hover {
    background: var(--text-light);
    color: var(--dark-bg);
    transform: translateY(-2px);
}

/* 教育动画 */
.education-animation {
    position: relative;
    height: 400px;
}

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

.student-icon {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
    animation: pulse 2s ease-in-out infinite;
}

.knowledge-flow {
    position: absolute;
    width: 100%;
    height: 100%;
}

.knowledge-item {
    position: absolute;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, var(--accent-color), var(--success-color));
    border-radius: 20px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    animation: float 3s ease-in-out infinite;
}

.knowledge-item.ai {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.knowledge-item.security {
    top: 30%;
    right: 15%;
    animation-delay: 1s;
}

.knowledge-item.cloud {
    bottom: 25%;
    left: 20%;
    animation-delay: 2s;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

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

/* 通用section样式 */
section {
    padding: 5rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 3rem;
}

/* 教育概览 */
.education-overview {
    background: var(--darker-bg);
}

.education-feature {
    text-align: center;
    padding: 2rem;
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    height: 100%;
}

.education-feature:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.education-feature h4 {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.education-feature p {
    color: var(--text-muted);
}

/* 课程体系 */
.courses-section {
    background: var(--dark-bg);
}

.course-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
    overflow: hidden;
}

.course-card:hover {
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
    border-color: var(--primary-color);
}

.course-header {
    padding: 2rem;
    text-align: center;
    color: white;
}

.ai-gradient {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.security-gradient {
    background: linear-gradient(135deg, var(--danger-color), var(--warning-color));
}

.cloud-gradient {
    background: linear-gradient(135deg, var(--accent-color), var(--success-color));
}

.course-header i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.course-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.course-content {
    padding: 2rem;
}

.course-modules {
    list-style: none;
    padding: 0;
    margin-bottom: 2rem;
}

.course-modules li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    color: var(--text-muted);
}

.course-modules i {
    color: var(--success-color);
    margin-right: 0.75rem;
}

.course-info {
    display: flex;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--border-color);
}

.course-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 我们优势部分 */
.our-advantages {
    background: transparent;
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
}

.our-advantages .container {
    position: relative;
    z-index: 2;
}

.our-advantages .section-title {
    color: #2d3748;
    font-size: 3rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 1rem;
}

.our-advantages .section-subtitle {
    color: #4a5568;
    font-size: 1.2rem;
    font-weight: 300;
    margin-bottom: 3rem;
}

.advantage-card {
    border-radius: 24px;
    padding: 2.5rem 2rem;
    text-align: center;
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    backdrop-filter: blur(20px);
    box-shadow: 
        0 20px 40px rgba(0,0,0,0.1),
        0 8px 16px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.2);
    transform: translateY(0);
}

.advantage-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 
        0 32px 64px rgba(0,0,0,0.15),
        0 16px 32px rgba(0,0,0,0.12),
        inset 0 1px 0 rgba(255,255,255,0.3);
}

/* 第一行 - 深色奢华系渐变 */
.advantage-card:nth-child(1) {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    box-shadow: 
        0 20px 40px rgba(15, 52, 96, 0.3),
        0 8px 16px rgba(15, 52, 96, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(2) {
    background: linear-gradient(135deg, #2d1b69 0%, #11998e 50%, #38ef7d 100%);
    box-shadow: 
        0 20px 40px rgba(45, 27, 105, 0.3),
        0 8px 16px rgba(45, 27, 105, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(3) {
    background: linear-gradient(135deg, #434343 0%, #000000 50%, #1e3c72 100%);
    box-shadow: 
        0 20px 40px rgba(67, 67, 67, 0.3),
        0 8px 16px rgba(67, 67, 67, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(4) {
    background: linear-gradient(135deg, #667db6 0%, #0082c8 50%, #667db6 100%);
    box-shadow: 
        0 20px 40px rgba(102, 125, 182, 0.3),
        0 8px 16px rgba(102, 125, 182, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

/* 第二行 - 深色科技系渐变 */
.advantage-card:nth-child(5) {
    background: linear-gradient(135deg, #232526 0%, #414345 50%, #232526 100%);
    box-shadow: 
        0 20px 40px rgba(35, 37, 38, 0.3),
        0 8px 16px rgba(35, 37, 38, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(6) {
    background: linear-gradient(135deg, #0c0c0c 0%, #1cb5e0 50%, #000046 100%);
    box-shadow: 
        0 20px 40px rgba(12, 12, 12, 0.3),
        0 8px 16px rgba(12, 12, 12, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(7) {
    background: linear-gradient(135deg, #141e30 0%, #243b55 50%, #141e30 100%);
    box-shadow: 
        0 20px 40px rgba(20, 30, 48, 0.3),
        0 8px 16px rgba(20, 30, 48, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card:nth-child(8) {
    background: linear-gradient(135deg, #2c3e50 0%, #4a6741 50%, #2c3e50 100%);
    box-shadow: 
        0 20px 40px rgba(44, 62, 80, 0.3),
        0 8px 16px rgba(44, 62, 80, 0.2),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.6s ease;
    z-index: 1;
}

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

.advantage-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(255,255,255,0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    z-index: 1;
    pointer-events: none;
}

.advantage-card:hover::after {
    opacity: 1;
}

/* 确保内容在动画效果之上 */
.advantage-card > * {
    position: relative;
    z-index: 2;
}

.advantage-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 0 25px 50px rgba(0,0,0,0.25);
    border-color: rgba(102, 126, 234, 0.5);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 
        0 8px 32px rgba(0,0,0,0.3),
        inset 0 1px 0 rgba(255,255,255,0.2),
        0 0 20px rgba(255,255,255,0.1);
}

.advantage-icon::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    border-radius: 50%;
    background: linear-gradient(45deg, 
        rgba(255,255,255,0.2), 
        transparent, 
        rgba(255,255,255,0.1),
        transparent,
        rgba(255,255,255,0.2));
    z-index: -1;
    transition: all 0.4s ease;
    animation: rotate 8s linear infinite;
}

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

.advantage-icon i {
    font-size: 2.5rem;
    color: #ffffff;
    transition: all 0.3s ease;
    text-shadow: 0 0 10px rgba(255,255,255,0.5);
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.15) rotate(5deg);
    box-shadow: 
        0 12px 48px rgba(0,0,0,0.4),
        inset 0 1px 0 rgba(255,255,255,0.3),
        0 0 30px rgba(255,255,255,0.2);
}

.advantage-card:hover .advantage-icon::before {
    background: linear-gradient(45deg, 
        rgba(255,255,255,0.3), 
        transparent, 
        rgba(255,255,255,0.2),
        transparent,
        rgba(255,255,255,0.3));
    animation-duration: 2s;
}

.advantage-card:hover .advantage-icon i {
    transform: scale(1.1);
    text-shadow: 0 0 15px rgba(255,255,255,0.8);
}

/* 不同类型图标的渐变背景 - 第一行红色色阶 */
.tech-icon {
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    box-shadow: 0 4px 15px rgba(231, 76, 60, 0.3);
}

.expert-icon {
    background: linear-gradient(135deg, #e67e22 0%, #d35400 100%);
    box-shadow: 0 4px 15px rgba(230, 126, 34, 0.3);
}

.project-icon {
    background: linear-gradient(135deg, #f39c12 0%, #e67e22 100%);
    box-shadow: 0 4px 15px rgba(243, 156, 18, 0.3);
}

.employment-icon {
    background: linear-gradient(135deg, #f1c40f 0%, #f39c12 100%);
    box-shadow: 0 4px 15px rgba(241, 196, 15, 0.3);
}

/* 第二行蓝色色阶 */
.custom-icon {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
}

.platform-icon {
    background: linear-gradient(135deg, #5dade2 0%, #3498db 100%);
    box-shadow: 0 4px 15px rgba(93, 173, 226, 0.3);
}

.cert-icon {
    background: linear-gradient(135deg, #85c1e9 0%, #5dade2 100%);
    box-shadow: 0 4px 15px rgba(133, 193, 233, 0.3);
}

.support-icon {
    background: linear-gradient(135deg, #9b59b6 0%, #8e44ad 100%);
    box-shadow: 0 4px 15px rgba(155, 89, 182, 0.3);
}

/* 基础文字样式 */
.advantage-card h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
    transition: all 0.3s ease;
    letter-spacing: 0.5px;
    position: relative;
    display: inline-block;
}

.advantage-card h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.6), transparent);
    border-radius: 2px;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.advantage-card:hover h4::after {
    width: 60px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.9), transparent);
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);
}

.advantage-card p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    font-weight: 500;
    opacity: 0.85;
}

.advantage-card:hover p {
    opacity: 1;
}

/* 所有卡片统一文字颜色 */
.advantage-card h4,
.advantage-card p {
    color: #ffffff;
    text-shadow: 
        0 2px 4px rgba(0,0,0,0.5),
        0 0 10px rgba(255,255,255,0.1);
}

.advantage-card:hover h4 {
    text-shadow: 
        0 2px 4px rgba(0,0,0,0.5),
        0 0 15px rgba(255,255,255,0.2);
}

/* 优势列表样式 */
.advantage-list {
    list-style: none;
    padding: 0;
    margin: 0 0 1.5rem 0;
    text-align: left;
}

.advantage-list li {
    display: flex;
    align-items: center;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
    line-height: 1.5;
    color: rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
    padding: 0.3rem 0;
}

.advantage-list li:last-child {
    margin-bottom: 0;
}

.advantage-list li i {
    margin-right: 0.8rem;
    font-size: 0.9rem;
    color: #4ade80;
    text-shadow: 0 0 8px rgba(74, 222, 128, 0.4);
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.advantage-card:hover .advantage-list li {
    color: #ffffff;
    transform: translateX(3px);
}

.advantage-card:hover .advantage-list li i {
    color: #22c55e;
    text-shadow: 0 0 12px rgba(34, 197, 94, 0.6);
    transform: scale(1.1);
}

/* 为不同的图标设置不同的颜色 */
.advantage-list li:nth-child(1) i {
    color: #10b981; /* 绿色 - 成功 */
}

.advantage-list li:nth-child(2) i {
    color: #3b82f6; /* 蓝色 - 增长 */
}

.advantage-list li:nth-child(3) i {
    color: #f59e0b; /* 橙色 - 工业 */
}

.advantage-list li:nth-child(4) i {
    color: #8b5cf6; /* 紫色 - 保护 */
}

.advantage-card:hover .advantage-list li:nth-child(1) i {
    text-shadow: 0 0 12px rgba(16, 185, 129, 0.6);
}

.advantage-card:hover .advantage-list li:nth-child(2) i {
    text-shadow: 0 0 12px rgba(59, 130, 246, 0.6);
}

.advantage-card:hover .advantage-list li:nth-child(3) i {
    text-shadow: 0 0 12px rgba(245, 158, 11, 0.6);
}

.advantage-card:hover .advantage-list li:nth-child(4) i {
    text-shadow: 0 0 12px rgba(139, 92, 246, 0.6);
}

.advantage-highlight {
    position: absolute;
    top: 15px;
    right: 15px;
}

.highlight-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: #ffffff;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.advantage-card:hover .highlight-badge {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .our-advantages .section-title {
        font-size: 2.2rem;
    }
    
    .our-advantages .section-subtitle {
        font-size: 1rem;
    }
    
    .advantage-card {
        padding: 1.5rem 1rem;
        margin-bottom: 1.5rem;
    }
    
    .advantage-icon {
        width: 60px;
        height: 60px;
    }
    
    .advantage-icon i {
        font-size: 2rem;
    }
    
    .advantage-card h4 {
        font-size: 1.2rem;
    }
    
    .advantage-card p {
        font-size: 0.9rem;
    }
}

@media (max-width: 576px) {
    .our-advantages .section-title {
        font-size: 1.8rem;
    }
    
    .advantage-card {
        padding: 1.2rem 0.8rem;
    }
    
    .advantage-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 1rem;
    }
    
    .advantage-icon i {
        font-size: 1.5rem;
    }
    
    .advantage-card h4 {
        font-size: 1.1rem;
        margin-bottom: 0.8rem;
    }
    
    .advantage-card p {
        font-size: 0.85rem;
        margin-bottom: 1rem;
    }
    
    .highlight-badge {
        padding: 0.2rem 0.6rem;
        font-size: 0.7rem;
    }
}

/* 成功案例 */
.success-stories {
    background: var(--dark-bg);
}

.success-card {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    text-align: center;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    height: 100%;
}

.success-card:hover {
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.15);
    border-color: var(--primary-color);
}

.success-stats {
    margin-bottom: 1.5rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 800;
    color: var(--primary-color);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
}

.success-card p {
    color: var(--text-muted);
    line-height: 1.6;
}

/* 为什么选择我们部分样式 */
.why-choose-us-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: relative;
    overflow: hidden;
}



.why-choose-us-section .container {
    position: relative;
    z-index: 2;
}

.company-intro {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    text-align: center;
}

.intro-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(45deg, #ff6b6b, #feca57);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 2rem;
    color: white;
}

.company-intro h3 {
    color: white;
    margin-bottom: 1rem;
}

.intro-description {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-top: 20px;
    opacity: 0.9;
}

/* 竞争优势卡片 */
.competitive-advantages {
    margin-top: 40px;
}

.competitive-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 15px;
    padding: 30px;
    height: 100%;
    color: #333;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.competitive-card:hover {
    border-color: #667eea;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.15);
}

.competitive-card .card-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.competitive-card .card-header i {
    font-size: 1.5rem;
    margin-right: 15px;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
}

.tech-advantage .card-header i {
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
}

.team-advantage .card-header i {
    background: linear-gradient(45deg, #f093fb, #f5576c);
    color: white;
}

.content-advantage .card-header i {
    background: linear-gradient(45deg, #4facfe, #00f2fe);
    color: white;
}

.employment-advantage .card-header i {
    background: linear-gradient(45deg, #43e97b, #38f9d7);
    color: white;
}

.competitive-card h4 {
    margin: 0;
    font-size: 1.3rem;
    font-weight: 600;
}

.advantage-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.advantage-list li {
    padding: 8px 0;
    display: flex;
    align-items: center;
    transition: color 0.2s ease;
}

.advantage-list li:hover {
    color: #667eea;
}

.advantage-list li i {
    margin-right: 12px;
    color: #28a745;
    font-size: 0.9rem;
    width: 16px;
    flex-shrink: 0;
}

.employment-advantage .advantage-list li i {
    color: #667eea;
}

/* 对比部分样式 - 优化性能 */
.comparison-section {
    background: var(--darker-bg);
    position: relative;
}

.comparison-table {
    background: var(--card-bg);
    border-radius: 20px;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

.table-header {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 2rem;
    padding: 2rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.05));
    align-items: center;
}

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

.us-header i {
    font-size: 2rem;
    color: #ffd700;
    margin-bottom: 0.5rem;
    display: block;
}

.us-header h4,
.competitor-header h4 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.badge {
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.competitor-badge {
    background: linear-gradient(45deg, var(--text-muted), var(--border-color));
}

.vs-divider {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent-color);
    text-shadow: 0 0 20px rgba(6, 182, 212, 0.5);
}

.comparison-items {
    padding: 0;
}

.comparison-row {
    display: grid;
    grid-template-columns: 200px 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

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

.comparison-category {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 2rem 1rem;
    background: rgba(15, 23, 42, 0.8);
    border-right: 1px solid var(--border-color);
    text-align: center;
}

.comparison-category i {
    font-size: 2rem;
    color: var(--accent-color);
    margin-bottom: 0.5rem;
}

.comparison-category span {
    color: var(--text-light);
    font-weight: 600;
    font-size: 1.1rem;
}

.us-advantage {
    padding: 2rem;
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1), rgba(6, 182, 212, 0.05));
    border-right: 1px solid var(--border-color);
}

.competitor-weakness {
    padding: 2rem;
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(220, 38, 38, 0.05));
}

.advantage-content h5,
.weakness-content h5 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.advantage-content ul,
.weakness-content ul {
    list-style: none;
    padding: 0;
}

.advantage-content li,
.weakness-content li {
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    color: var(--text-muted);
    transition: color 0.2s ease;
}

.advantage-content li:hover {
    color: var(--success-color);
}

.weakness-content li:hover {
    color: var(--danger-color);
}

.advantage-content li i {
    color: var(--success-color);
    margin-right: 0.5rem;
    font-size: 0.8rem;
}

.weakness-content li i {
    color: var(--danger-color);
    margin-right: 0.5rem;
    font-size: 0.8rem;
}

.why-choose-us {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 3rem 2rem;
    border: 1px solid var(--border-color);
    margin-top: 3rem;
}

.why-choose-us h3 {
    color: var(--text-light);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
}

.reason-card {
    background: rgba(15, 23, 42, 0.8);
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
    border: 1px solid var(--border-color);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.reason-card:hover {
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.15);
    border-color: var(--primary-color);
}

.reason-card h5 {
    color: var(--text-light);
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.reason-card p {
    color: var(--text-muted);
    line-height: 1.6;
    margin: 0;
}

/* 联系我们 */
.contact-section {
    background: var(--dark-bg);
    padding: 5rem 0;
}

.contact-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 3rem;
    border: 1px solid var(--border-color);
    text-align: center;
}

.contact-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2rem;
    color: white;
}

.contact-card h3 {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.contact-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.contact-info {
    text-align: left;
}

.contact-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    color: var(--text-muted);
}

.contact-item i {
    color: var(--primary-color);
    margin-right: 1rem;
    width: 20px;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .comparison-row {
        grid-template-columns: 180px 1fr 1fr;
    }
    
    .comparison-category {
        padding: 1.5rem 0.5rem;
    }
    
    .us-advantage, .competitor-weakness {
        padding: 1.5rem;
    }
}

@media (max-width: 992px) {
    .table-header {
        grid-template-columns: 1fr;
        gap: 1rem;
        text-align: center;
    }
    
    .vs-divider {
        order: 2;
    }
    
    .competitor-header {
        order: 3;
    }
    
    .comparison-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .comparison-category {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 1.5rem;
    }
    
    .us-advantage {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    
    .competitor-weakness {
        border-bottom: none;
    }
    
    .training-mode {
        flex-direction: column;
        text-align: center;
    }
    
    .mode-icon {
        margin-right: 0;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .company-intro {
        padding: 2rem 1.5rem;
    }
    
    .comparison-category i {
        font-size: 1.5rem;
    }
    
    .comparison-category span {
        font-size: 1rem;
    }
    
    .advantage-content h5, .weakness-content h5 {
        font-size: 1.1rem;
    }
    
    .advantage-content li, .weakness-content li {
        font-size: 0.9rem;
    }
    
    .education-visual {
        height: 300px;
    }
    
    .student-icon {
        width: 100px;
        height: 100px;
        font-size: 2.5rem;
    }
}

@media (max-width: 576px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .company-intro {
        padding: 1.5rem 1rem;
    }
    
    .intro-icon {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
    
    .table-header {
        padding: 1rem;
    }
    
    .us-header h4, .competitor-header h4 {
        font-size: 1.2rem;
    }
    
    .vs-divider {
        font-size: 1.5rem;
    }
    
    .comparison-category {
        padding: 1rem;
    }
    
    .comparison-category i {
        font-size: 1.5rem;
    }
    
    .comparison-category span {
        font-size: 1rem;
    }
    
    .advantage-content h5, .weakness-content h5 {
        font-size: 1.1rem;
    }
    
    .advantage-content li, .weakness-content li {
        font-size: 0.9rem;
    }
    
    .reason-card h5 {
        font-size: 1.1rem;
    }
    
    .reason-card p {
        font-size: 0.9rem;
    }
    
    .education-visual {
        height: 250px;
    }
    
    .student-icon {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }
    
    .knowledge-item {
        font-size: 0.8rem;
        padding: 0.3rem 0.8rem;
    }
}

/* 创始人介绍样式 */
.founder-section {
    background: var(--darker-bg);
    position: relative;
    overflow: hidden;
}

.founder-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 30% 20%, rgba(99, 102, 241, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 70% 80%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
    z-index: 0;
}

.founder-section .container {
    position: relative;
    z-index: 1;
}

.founder-image-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.founder-image-wrapper {
    position: relative;
    width: 350px;
    height: 350px;
    border-radius: 50%;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 8px;
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3);
    transition: all 0.3s ease;
}

.founder-image-wrapper:hover {
    transform: scale(1.05);
    box-shadow: 0 30px 60px rgba(99, 102, 241, 0.4);
}

.founder-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    background: var(--card-bg);
}

.founder-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 2rem 1rem 1rem;
    border-radius: 0 0 50% 50%;
    opacity: 0;
    transition: all 0.3s ease;
}

.founder-image-wrapper:hover .founder-image-overlay {
    opacity: 1;
}

.founder-badges {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
}

.founder-badge {
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    color: white;
}

.ai-badge {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.security-badge {
    background: linear-gradient(135deg, var(--danger-color), var(--warning-color));
}

.cloud-badge {
    background: linear-gradient(135deg, var(--accent-color), var(--success-color));
}

.founder-content {
    padding-left: 2rem;
}

.founder-header {
    margin-bottom: 2rem;
}

.founder-name {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
}

.founder-title {
    font-size: 1.2rem;
    color: var(--accent-color);
    font-weight: 600;
    margin: 0;
}

.founder-description {
    margin-bottom: 2.5rem;
}

.founder-intro {
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-muted);
    margin: 0;
}

.founder-expertise {
    margin-bottom: 2.5rem;
}

.expertise-item {
    display: flex;
    align-items: flex-start;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: var(--card-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.expertise-item:hover {
    transform: translateX(10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.2);
}

.expertise-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.ai-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.security-icon {
    background: linear-gradient(135deg, var(--danger-color), var(--warning-color));
}

.cloud-icon {
    background: linear-gradient(135deg, var(--accent-color), var(--success-color));
}

.expertise-content h4 {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.expertise-content ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.expertise-content li {
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1.5rem;
}

.expertise-content li::before {
    content: '▶';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-size: 0.8rem;
}

.founder-achievements {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    border: 1px solid var(--border-color);
}

.achievements-title {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
}

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

.achievement-item {
    display: flex;
    align-items: center;
    padding: 1rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(99, 102, 241, 0.2);
    transition: all 0.3s ease;
}

.achievement-item:hover {
    background: rgba(99, 102, 241, 0.2);
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.achievement-item i {
    color: var(--primary-color);
    margin-right: 0.8rem;
    font-size: 1.2rem;
    width: 20px;
    text-align: center;
}

.achievement-item span {
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.95rem;
}

/* 创始人介绍响应式设计 */
@media (max-width: 992px) {
    .founder-content {
        padding-left: 0;
        margin-top: 2rem;
    }
    
    .founder-image-wrapper {
        width: 280px;
        height: 280px;
    }
    
    .expertise-item {
        flex-direction: column;
        text-align: center;
    }
    
    .expertise-icon {
        margin-right: 0;
        margin-bottom: 1rem;
    }
}

@media (max-width: 768px) {
    .founder-name {
        font-size: 2rem;
    }
    
    .founder-image-wrapper {
        width: 250px;
        height: 250px;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
    }
    
    .expertise-item {
        padding: 1rem;
    }
    
    .founder-achievements {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .founder-name {
        font-size: 1.8rem;
    }
    
    .founder-title {
        font-size: 1rem;
    }
    
    .founder-intro {
        font-size: 1rem;
    }
    
    .founder-image-wrapper {
        width: 200px;
        height: 200px;
    }
    
    .expertise-content h4 {
        font-size: 1.1rem;
    }
    
    .expertise-content li {
        font-size: 0.9rem;
    }
    
    .achievement-item {
        padding: 0.8rem;
    }
    
    .achievement-item span {
        font-size: 0.9rem;
    }
}