/* 关于我们页面样式 */

.page-banner {
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 70px;
    overflow: hidden;
}

.banner-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.banner-background img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.88), rgba(15, 76, 129, 0.75));
    z-index: -1;
}

.banner-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--bg-white);
}

.banner-content h1 {
    font-size: 52px;
    font-weight: bold;
    margin-bottom: 15px;
    text-shadow: 2px 2px 8px rgba(0, 0, 0, 0.3);
}

.banner-content p {
    font-size: 22px;
    opacity: 0.95;
}

.company-introduction {
    padding: 100px 0;
    background: var(--bg-white);
}

.intro-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: center;
    margin-top: 50px;
}

.intro-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.intro-image img {
    width: 100%;
    height: auto;
    display: block;
}

.intro-text p {
    font-size: 17px;
    line-height: 1.9;
    color: var(--light-text);
    margin-bottom: 25px;
}

.team-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.team-member {
    background: var(--bg-white);
    padding: 35px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.member-photo {
    width: 130px;
    height: 130px;
    border-radius: 50%;
    overflow: hidden;
    margin: 0 auto 25px;
    border: 4px solid var(--primary-blue);
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.member-name {
    font-size: 24px;
    color: var(--primary-blue);
    margin-bottom: 10px;
}

.member-position {
    font-size: 16px;
    color: var(--accent-gold);
    font-weight: 500;
    margin-bottom: 15px;
}

.member-bio {
    font-size: 15px;
    color: var(--light-text);
    line-height: 1.7;
}

.history-section {
    padding: 100px 0;
    background: var(--bg-white);
}

.timeline {
    position: relative;
    max-width: 950px;
    margin: 50px auto 0;
    padding: 0 20px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-blue);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: 70px;
    display: flex;
    align-items: center;
}

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

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

.timeline-year {
    width: 110px;
    height: 110px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 26px;
    font-weight: bold;
    position: relative;
    z-index: 1;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    flex: 1;
    padding: 35px;
    background: var(--bg-light);
    border-radius: 20px;
    box-shadow: var(--shadow-sm);
    margin: 0 50px;
}

.timeline-content h3 {
    font-size: 26px;
    color: var(--primary-blue);
    margin-bottom: 18px;
}

.timeline-content p {
    color: var(--light-text);
    line-height: 1.8;
    font-size: 16px;
}

.honors-section {
    padding: 100px 0;
    background: var(--bg-light);
}

.honors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 35px;
    margin-top: 50px;
}

.honor-item {
    background: var(--bg-white);
    padding: 40px 35px;
    border-radius: 20px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.honor-icon {
    font-size: 52px;
    margin-bottom: 25px;
}

.honor-item h3 {
    font-size: 22px;
    color: var(--primary-blue);
    margin-bottom: 18px;
}

.honor-item p {
    color: var(--light-text);
    line-height: 1.7;
    font-size: 15px;
}

@media (max-width: 768px) {
    .page-banner {
        height: 350px;
    }

    .banner-content h1 {
        font-size: 36px;
    }

    .intro-layout {
        grid-template-columns: 1fr;
    }

    .timeline::before {
        left: 35px;
    }

    .timeline-item {
        flex-direction: row !important;
        padding-left: 80px;
    }

    .timeline-year {
        position: absolute;
        left: 0;
        width: 70px;
        height: 70px;
        font-size: 20px;
    }

    .timeline-content {
        margin: 0;
    }

    .team-grid {
        grid-template-columns: 1fr;
    }

    .honors-grid {
        grid-template-columns: 1fr;
    }
}