/* ============================================
   关于我们页面样式
   ============================================ */

/* Hero区域 - 深色背景 */
.about-hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 70px;
    overflow: hidden;
}

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

.about-hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0a1628 0%, #1a2a4a 50%, #0d1b2a 100%);
}

.about-hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
    max-width: 800px;
    padding: 60px 20px;
}

.about-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(244, 162, 97, 0.2);
    border: 1px solid rgba(244, 162, 97, 0.3);
    border-radius: 30px;
    margin-bottom: 30px;
}

.about-hero-badge i {
    color: var(--accent-color);
}

.about-hero-badge span {
    color: var(--accent-color);
    font-weight: 500;
    font-size: 0.9rem;
}

.about-hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffffff 0%, #a8c5e8 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 50px;
}

.about-hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
}

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

.hero-stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.hero-stat-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.7);
}

/* 公司简介 */
.company-intro {
    background: var(--bg-white);
    padding: 100px 0;
}

.intro-wrapper {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-content .section-header {
    text-align: left;
    margin-bottom: 30px;
}

.intro-text {
    color: var(--text-medium);
    font-size: 1.05rem;
    line-height: 1.9;
    margin-bottom: 20px;
}

.intro-text strong {
    color: var(--primary-color);
}

.intro-stats {
    display: flex;
    gap: 40px;
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

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

.stat-number {
    display: block;
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-medium);
}

.intro-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.intro-image-placeholder {
    width: 100%;
    aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 5rem;
    box-shadow: var(--shadow-lg);
}

/* 使命愿景 */
.mission-vision {
    background: var(--bg-light);
    padding: 100px 0;
}

.mv-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.mv-card {
    background: var(--bg-white);
    padding: 50px 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition);
    border: 2px solid transparent;
}

.mv-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.mv-card.mission:hover {
    border-color: var(--accent-color);
}

.mv-card.vision:hover {
    border-color: var(--primary-color);
}

.mv-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
}

.mv-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.mv-highlight {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 15px;
}

.mv-desc {
    color: var(--text-medium);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* 核心价值观 */
.core-values {
    background: var(--bg-white);
    padding: 100px 0;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.value-card {
    text-align: center;
    padding: 40px 25px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.value-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.value-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
}

.value-card h3 {
    font-size: 1.25rem;
    color: var(--primary-color);
    margin-bottom: 15px;
    transition: var(--transition);
}

.value-card:hover h3 {
    color: white;
}

.value-card p {
    color: var(--text-medium);
    font-size: 0.9rem;
    line-height: 1.7;
    transition: var(--transition);
}

.value-card:hover p {
    color: rgba(255, 255, 255, 0.9);
}

/* 发展历程 */
.company-history {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 100px 0;
}

.company-history .section-header.light .section-title {
    color: white;
}

.company-history .section-header.light .section-desc {
    color: rgba(255, 255, 255, 0.8);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 50px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.timeline-year {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 80px;
    background: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    box-shadow: 0 0 0 10px rgba(244, 162, 97, 0.3);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 25px 30px;
    border-radius: var(--radius-lg);
    max-width: 380px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--accent-color);
}

.timeline-content p {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* 核心业务 */
.core-business {
    background: var(--bg-light);
    padding: 100px 0;
}

.business-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.business-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    text-align: center;
}

.business-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.business-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 2rem;
}

.business-card h3 {
    font-size: 1.4rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.business-card > p {
    color: var(--text-medium);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 20px;
}

.feature-list {
    list-style: none;
    text-align: left;
    padding: 0 20px;
}

.feature-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 0;
    color: var(--text-dark);
    font-size: 0.9rem;
}

.feature-list li i {
    color: var(--accent-color);
}

/* 核心团队 */
.core-team {
    background: var(--bg-white);
    padding: 100px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.team-card {
    text-align: center;
    padding: 40px 25px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.team-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.team-avatar {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 2.5rem;
}

.team-card h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 5px;
    transition: var(--transition);
}

.team-card:hover h3 {
    color: white;
}

.team-role {
    color: var(--accent-color);
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 15px;
}

.team-desc {
    color: var(--text-medium);
    font-size: 0.85rem;
    line-height: 1.6;
    transition: var(--transition);
}

.team-card:hover .team-desc {
    color: rgba(255, 255, 255, 0.9);
}

/* 企业荣誉 */
.honors {
    background: var(--bg-light);
    padding: 100px 0;
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.honor-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.honor-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-color);
}

.honor-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
}

.honor-card h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.honor-card p {
    color: var(--text-medium);
    font-size: 0.9rem;
}

/* 合作伙伴 */
.partners-section {
    background: var(--bg-white);
    padding: 100px 0;
}

.partners-section .partners-grid,
.partners-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 25px;
}

.partner-logo-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
    padding: 35px 20px;
    background: var(--bg-light);
    border-radius: var(--radius-lg);
    transition: var(--transition);
}

.partner-logo-card:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-5px);
}

.partner-logo-card i {
    font-size: 2.5rem;
    color: var(--accent-color);
    transition: var(--transition);
}

.partner-logo-card:hover i {
    color: white;
}

.partner-logo-card span {
    font-weight: 500;
    color: var(--text-medium);
    font-size: 0.9rem;
    transition: var(--transition);
}

.partner-logo-card:hover span {
    color: white;
}

/* 联系我们 */
.contact-info {
    background: var(--bg-light);
    padding: 100px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 25px;
}

.contact-card {
    background: var(--bg-white);
    padding: 40px 25px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--accent-hover) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: white;
    font-size: 1.8rem;
}

.contact-card h3 {
    font-size: 1.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.contact-detail {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.contact-desc {
    font-size: 0.85rem;
    color: var(--text-medium);
}

/* ============================================
   响应式设计
   ============================================ */
@media (max-width: 1024px) {
    .about-hero h1 {
        font-size: 2.8rem;
    }
    
    .about-hero-stats {
        gap: 40px;
    }
    
    .intro-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .intro-image {
        order: -1;
    }
    
    .intro-image-placeholder {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .mv-grid {
        grid-template-columns: 1fr;
    }
    
    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .business-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .honors-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-section .partners-grid,
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 80px;
        padding-right: 0;
        justify-content: flex-start;
    }
    
    .timeline-year {
        left: 30px;
        transform: translateX(-50%);
    }
}

@media (max-width: 768px) {
    .about-hero {
        min-height: auto;
        padding: 120px 0 60px;
    }
    
    .about-hero h1 {
        font-size: 2rem;
    }
    
    .about-hero-subtitle {
        font-size: 1rem;
    }
    
    .about-hero-stats {
        flex-direction: column;
        gap: 25px;
    }
    
    .intro-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .values-grid,
    .business-grid,
    .team-grid,
    .honors-grid,
    .partners-section .partners-grid,
    .partners-grid,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .timeline-content {
        max-width: 100%;
    }
    
    .mv-card,
    .business-card,
    .team-card,
    .honor-card,
    .contact-card {
        padding: 30px 20px;
    }
}