/* 关于我们页面样式文件 - about.css */

/* 页面头部 */
.page-header {
    position: relative;
    height: 400px;
    background: linear-gradient(135deg, #1a1f2e 0%, #0f1419 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23333" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>') repeat;
    opacity: 0.1;
    z-index: 1;
}

.header-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: #fff;
}

.page-title {
    font-size: 48px;
    font-weight: bold;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-subtitle {
    font-size: 20px;
    color: #b8bcc8;
    margin-bottom: 30px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
}

.breadcrumb a {
    color: #ffd700;
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #fff;
}

.breadcrumb span {
    color: #666;
}

.header-animation {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.floating-icon {
    position: absolute;
    color: #ffd700;
    font-size: 24px;
    opacity: 0.3;
    animation: float 6s ease-in-out infinite;
}

.floating-icon:nth-child(1) {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.floating-icon:nth-child(2) {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.floating-icon:nth-child(3) {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    25% { transform: translateY(-20px) rotate(5deg); }
    50% { transform: translateY(0px) rotate(0deg); }
    75% { transform: translateY(-10px) rotate(-5deg); }
}

/* 公司介绍区域 */
.company-intro {
    padding: 100px 0;
    background: #0f1419;
}

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

.intro-text .section-header {
    margin-bottom: 40px;
}

.intro-description {
    margin-bottom: 40px;
}

.intro-description p {
    color: #b8bcc8;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 16px;
}

.intro-stats {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 36px;
    font-weight: bold;
    color: #ffd700;
    margin-bottom: 8px;
}

.stat-label {
    color: #b8bcc8;
    font-size: 14px;
}

.intro-visual {
    display: grid;
    gap: 30px;
}

.visual-card {
    background: #1a1f2e;
    border: 1px solid #333;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.visual-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 215, 0, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.visual-card:hover::before {
    opacity: 1;
}

.visual-card:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.card-icon {
    position: relative;
    z-index: 1;
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #000;
    transition: all 0.3s ease;
}

.visual-card:hover .card-icon {
    transform: scale(1.1) rotateY(360deg);
}

.visual-card h3 {
    position: relative;
    z-index: 1;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 15px;
}

.visual-card p {
    position: relative;
    z-index: 1;
    color: #b8bcc8;
    font-size: 14px;
    line-height: 1.6;
}

/* 价值观区域 */
.our-values {
    padding: 100px 0;
    background: #1a1f2e;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.value-card {
    background: #2a2d3a;
    border: 1px solid #333;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.6s ease;
    z-index: 1;
}

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

.value-card:hover {
    transform: translateY(-15px);
    border-color: #ffd700;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.value-icon {
    position: relative;
    z-index: 2;
    width: 100px;
    height: 100px;
    margin: 0 auto 25px;
    background: linear-gradient(135deg, #333, #555);
    border: 3px solid #ffd700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    color: #ffd700;
    transition: all 0.3s ease;
}

.value-card:hover .value-icon {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #000;
    transform: scale(1.1);
}

.value-card h3 {
    position: relative;
    z-index: 2;
    color: #fff;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 15px;
    transition: color 0.3s ease;
}

.value-card:hover h3 {
    color: #ffd700;
}

.value-card p {
    position: relative;
    z-index: 2;
    color: #b8bcc8;
    line-height: 1.6;
    font-size: 15px;
}

/* 发展历程区域 */
.timeline-section {
    padding: 100px 0;
    background: #0f1419;
}

.timeline {
    position: relative;
    margin-top: 80px;
    padding: 0 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #ffd700, #333);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-item {
    position: relative;
    margin-bottom: 80px;
    /* display: flex; */
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row;
}

.timeline-item:nth-child(even) {
    flex-direction: row-reverse;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    width: 20px;
    height: 20px;
    background: #ffd700;
    border: 4px solid #1a1f2e;
    border-radius: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.timeline-date {
    position: absolute;
    left: 50%;
    top: -40px;
    transform: translateX(-50%);
    background: #ffd700;
    color: #000;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 16px;
    font-weight: bold;
    z-index: 3;
}

.timeline-content {
    width: calc(50% - 60px);
    background: #1a1f2e;
    border: 1px solid #333;
    border-radius: 15px;
    padding: 30px;
    position: relative;
    transition: all 0.3s ease;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
    transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-left: auto;
}

.timeline-item:nth-child(odd) .timeline-content::before {
    left: -30px;
    border-right-color: #333;
}

.timeline-item:nth-child(even) .timeline-content::before {
    right: -30px;
    border-left-color: #333;
}

.timeline-content:hover {
    border-color: #ffd700;
    transform: scale(1.05);
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.timeline-content h3 {
    color: #ffd700;
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 15px;
}

.timeline-content p {
    color: #b8bcc8;
    line-height: 1.6;
    font-size: 15px;
}

/* 团队展示区域 */
.team-section {
    padding: 100px 0;
    background: #1a1f2e;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.team-member {
    background: #2a2d3a;
    border: 1px solid #333;
    border-radius: 20px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.team-member::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 215, 0, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.team-member:hover::before {
    opacity: 1;
}

.team-member:hover {
    transform: translateY(-15px);
    border-color: #ffd700;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.member-avatar {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 25px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid #ffd700;
    z-index: 1;
}

.member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.team-member:hover .member-avatar img {
    transform: scale(1.1);
}

.avatar-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.team-member:hover .avatar-overlay {
    opacity: 1;
}

.social-links {
    display: flex;
    gap: 15px;
}

.social-links a {
    color: #ffd700;
    font-size: 18px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    color: #fff;
    transform: scale(1.2);
}

.member-info {
    position: relative;
    z-index: 1;
}

.member-info h3 {
    color: #fff;
    font-size: 22px;
    font-weight: bold;
    margin-bottom: 8px;
    transition: color 0.3s ease;
}

.team-member:hover .member-info h3 {
    color: #ffd700;
}

.position {
    color: #ffd700;
    font-size: 16px;
    font-weight: 500;
    margin-bottom: 15px;
}

.description {
    color: #b8bcc8;
    font-size: 14px;
    line-height: 1.6;
}

/* 资质认证区域 */
.certifications-section {
    padding: 100px 0;
    background: #0f1419;
}

.certifications-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.cert-card {
    background: #1a1f2e;
    border: 1px solid #333;
    border-radius: 15px;
    padding: 40px 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cert-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.1), transparent);
    transition: left 0.6s ease;
    z-index: 1;
}

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

.cert-card:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.cert-icon {
    position: relative;
    z-index: 2;
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #333, #555);
    border: 3px solid #ffd700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    color: #ffd700;
    transition: all 0.3s ease;
}

.cert-card:hover .cert-icon {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #000;
    transform: scale(1.1) rotateY(360deg);
}

.cert-card h3 {
    position: relative;
    z-index: 2;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.cert-card:hover h3 {
    color: #ffd700;
}

.cert-card p {
    position: relative;
    z-index: 2;
    color: #b8bcc8;
    font-size: 14px;
    line-height: 1.5;
}

/* 联系CTA区域 */
.contact-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #1a1f2e 0%, #0f1419 100%);
    position: relative;
    overflow: hidden;
}

.contact-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="dots" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="%23ffd700" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23dots)"/></svg>') repeat;
    z-index: 1;
}

.cta-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    color: #fff;
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 20px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-content p {
    color: #b8bcc8;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 40px;
}

/* 联系信息样式 */
/* .contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    margin: 40px 0;
    padding: 30px 0;
} */

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(26, 31, 46, 0.6);
    border: 1px solid #333;
    border-radius: 15px;
    padding: 20px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    border-color: #ffd700;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.contact-item i {
    font-size: 24px;
    color: #ffd700;
    min-width: 30px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.contact-label {
    font-size: 12px;
    color: #b8bcc8;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.contact-phone,
.contact-email,
.contact-telegram {
    color: #fff;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-phone:hover,
.contact-email:hover,
.contact-telegram:hover {
    color: #ffd700;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .intro-content {
        gap: 40px;
    }
    
    .timeline::before {
        left: 30px;
    }
    
    .timeline-item {
        flex-direction: row !important;
        padding-left: 80px;
    }
    
    .timeline-item::before {
        left: 30px !important;
    }
    
    .timeline-date {
        left: 30px !important;
        top: -50px;
    }
    
    .timeline-content {
        width: auto;
        margin-left: 0 !important;
    }
    
    .timeline-content::before {
        left: -30px !important;
        border-right-color: #333 !important;
        border-left-color: transparent !important;
    }
}

@media (max-width: 768px) {
    .page-title {
        font-size: 36px;
    }
    
    .page-subtitle {
        font-size: 16px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 60px;
    }
    
    .intro-stats {
        justify-content: center;
        gap: 30px;
    }
    
    .values-grid,
    .team-grid,
    .certifications-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .timeline-item {
        padding-left: 60px;
    }
    
    .timeline-content {
        padding: 20px;
    }
    
    .cta-content h2 {
        font-size: 28px;
    }
    
    .cta-content p {
        font-size: 16px;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .company-intro,
    .our-values,
    .timeline-section,
    .team-section,
    .certifications-section {
        padding: 60px 0;
    }
    
    .page-header {
        height: 300px;
    }
    
    .page-title {
        font-size: 28px;
    }
    
    .visual-card,
    .value-card,
    .team-member,
    .cert-card {
        padding: 25px 20px;
    }
    
    .floating-icon {
        font-size: 18px;
    }
}

.floating-icon {
    display: none;
}

/* Loading 样式 */
.loading-placeholder {
    text-align: center;
    padding: 60px 20px;
    color: #b8bcc8;
}

.loading-placeholder i {
    font-size: 32px;
    margin-bottom: 20px;
    color: #ffd700;
    animation: spin 1s linear infinite;
}

.loading-placeholder p {
    font-size: 16px;
    margin: 0;
}

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

/* 特色服务区域样式 */
.our-features {
    padding: 100px 0;
    background: #1a1f2e;
}

.our-features .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 60px;
}

.feature-card {
    background: #0f1419;
    border: 1px solid #333;
    border-radius: 15px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(255, 215, 0, 0.05), transparent);
    opacity: 0;
    transition: opacity 0.5s ease;
    z-index: 0;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: #ffd700;
    box-shadow: 0 15px 30px rgba(0,0,0,0.3);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    position: relative;
    z-index: 1;
}

.feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    transition: transform 0.3s ease;
}

.feature-card:hover .feature-icon img {
    transform: scale(1.1);
}

.feature-title {
    font-size: 24px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.feature-desc {
    color: #b8bcc8;
    line-height: 1.6;
    position: relative;
    z-index: 1;
}