/* 公司简介 - 按照图1的布局 */
.company-intro {
    padding: 180px 80px 120px;
    background: #000000;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.intro-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 100px;
    align-items: start;
}

.intro-left {
    display: flex;
    flex-direction: column;
    gap: 60px;
}

.company-name {
    font-size: 16px;
    color: #f4b844;
    letter-spacing: 2px;
    line-height: 1.8;
}

.company-name-en {
    color: #f4b844;
    font-size: 14px;
    display: block;
    margin-top: 8px;
    letter-spacing: 1px;
}

.intro-mission {
    font-size: 36px;
    font-weight: 300;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.95);
}

.intro-right {
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding-top: 20px;
}

.intro-text {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 2;
    text-align: left;
}

/* 统计数据 */
.stats-section {
    padding: 80px 80px 120px;
    background: #000000;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto;
}

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

.stat-item::after {
    content: '';
    position: absolute;
    right: -30px;
    top: 20%;
    width: 1px;
    height: 60%;
    background: rgba(244, 184, 68, 0.2);
}

.stat-item:last-child::after {
    display: none;
}

.stat-number {
    font-size: 56px;
    font-weight: 300;
    color: #ffffff;
    margin-bottom: 15px;
}

.stat-number sup {
    font-size: 32px;
    color: #f4b844;
}

.stat-label {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.6);
}

/* 金色分隔线 */
.golden-divider {
    position: relative;
    height: 200px;
    background: #000000;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.golden-divider img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

/* 发展历程 */
.timeline-section {
    padding: 120px 80px;
    background: #000000;
}

.timeline-content {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.timeline-header {
    margin-bottom: 60px;
}

.timeline-title {
    font-size: 42px;
    font-weight: 300;
    margin-bottom: 10px;
}

.timeline-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.5);
}

.timeline {
    margin-top: 60px;
    position: relative;
    padding: 40px 0;
}

/* 时间轴线 */
.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(180deg, rgba(244, 184, 68, 0.5) 0%, rgba(244, 184, 68, 0.1) 100%);
    transform: translateX(-50%);
}

/* 时间轴横线 */
.timeline-item::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, rgba(244, 184, 68, 0.8) 0%, rgba(244, 184, 68, 0.3) 100%);
    z-index: 1;
}

.timeline-item:nth-child(odd)::after {
    left: 50%;
    margin-left: 1px;
}

.timeline-item:nth-child(even)::after {
    right: 50%;
    margin-right: 1px;
    background: linear-gradient(270deg, rgba(244, 184, 68, 0.8) 0%, rgba(244, 184, 68, 0.3) 100%);
}

.timeline-item {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    margin-bottom: 80px;
    align-items: center;
    position: relative;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    background: #f4b844;
    border-radius: 50%;
    box-shadow: 0 0 20px rgba(244, 184, 68, 0.8), 0 0 40px rgba(244, 184, 68, 0.4);
    z-index: 2;
}

.timeline-item:nth-child(odd) .timeline-date {
    text-align: right;
    padding-right: 80px;
}

.timeline-item:nth-child(even) .timeline-date {
    order: 2;
    text-align: left;
    padding-left: 80px;
}

.timeline-date {
    font-size: 32px;
    color: #f4b844;
    font-weight: 300;
}

.timeline-content-box {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 30px;
    text-align: left;
    position: relative;
}

.timeline-item:nth-child(even) .timeline-content-box {
    order: 1;
}

.timeline-item:nth-child(odd) .timeline-content-box {
    margin-right: 80px;
}

.timeline-item:nth-child(even) .timeline-content-box {
    margin-left: 80px;
}

.timeline-content-box h3 {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 15px;
}

.timeline-content-box p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.8;
}

/* 导航高亮 */
.nav-links a.active {
    color: #f4b844;
}

/* 响应式 */
@media (max-width: 1024px) {
    .company-intro {
        padding: 150px 40px 80px;
    }

    .intro-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .intro-mission {
        font-size: 28px;
    }

    .stats-section {
        padding: 80px 40px;
    }

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

    .stat-item::after {
        display: none;
    }

    .timeline-section {
        padding: 80px 40px;
    }

    .timeline::before {
        left: 0;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .timeline-item::before {
        left: 0;
    }

    .timeline-item::after {
        display: none;
    }

    .timeline-item:nth-child(odd) .timeline-date,
    .timeline-item:nth-child(even) .timeline-date {
        text-align: left;
        order: 1;
        padding: 0;
    }

    .timeline-item:nth-child(even) .timeline-content-box {
        order: 2;
    }

    .timeline-item:nth-child(odd) .timeline-content-box,
    .timeline-item:nth-child(even) .timeline-content-box {
        margin: 0;
    }
}

@media (max-width: 768px) {
    .company-intro {
        padding: 120px 20px 60px;
    }

    .intro-mission {
        font-size: 24px;
    }

    .intro-text {
        font-size: 14px;
    }

    .stats-section {
        padding: 60px 20px;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .timeline-section {
        padding: 60px 20px;
    }
}