/* index.html - 首页样式 */

/* Hero Banner */
.hero-banner {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    color: #fff;
    text-align: center;
    padding: 100px 0;
    position: relative;
}
.hero-banner::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #e94560, #f5a623, #e94560);
}
.hero-banner h1 {
    font-size: 48px;
    margin-bottom: 20px;
    letter-spacing: 3px;
}
.hero-subtitle {
    font-size: 24px;
    margin-bottom: 20px;
    opacity: 0.9;
    letter-spacing: 2px;
}
.hero-desc {
    font-size: 16px;
    max-width: 800px;
    margin: 0 auto 30px;
    line-height: 1.8;
    opacity: 0.85;
}
.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}
.btn {
    display: inline-block;
    padding: 12px 35px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s;
    text-decoration: none;
}
.btn-primary {
    background: #e94560;
    color: #fff;
}
.btn-primary:hover {
    background: #f5a623;
    transform: translateY(-2px);
}
.btn-outline {
    border: 2px solid #fff;
    color: #fff;
}
.btn-outline:hover {
    background: #fff;
    color: #1a1a2e;
}

/* About Section */
.about-content {
    display: flex;
    gap: 40px;
    align-items: center;
}
.about-text {
    flex: 1;
}
.about-text p {
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 15px;
}
.about-stats {
    flex: 0 0 400px;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}
.stat-item {
    text-align: center;
    padding: 25px;
    background: #f8f9fa;
    border-radius: 8px;
    transition: transform 0.3s;
}
.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}
.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: #e94560;
    margin-bottom: 5px;
}
.stat-label {
    font-size: 14px;
    color: #666;
}

/* Business Grid */
.business-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
}
.business-card {
    flex: 0 0 calc(33.333% - 14px);
    background: #fff;
    border-radius: 8px;
    padding: 30px 20px;
    text-align: center;
    box-shadow: 0 2px 15px rgba(0,0,0,0.08);
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}
.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #e94560, #f5a623);
}
.business-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}
.business-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e94560, #f5a623);
    color: #fff;
    font-size: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}
.business-card h4 {
    font-size: 20px;
    color: #1a1a2e;
    margin-bottom: 8px;
}
.business-subtitle {
    font-size: 14px;
    color: #e94560;
    margin-bottom: 15px;
    font-weight: 600;
}
.business-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 15px;
}
.btn-link {
    display: inline-block;
    color: #e94560;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s;
}
.btn-link:hover {
    color: #f5a623;
}
.btn-link i {
    margin-left: 5px;
    transition: transform 0.3s;
}
.btn-link:hover i {
    transform: translateX(5px);
}

/* Advantage Grid */
.advantage-grid {
    display: flex;
    flex-direction: column;
    gap: 20px;
    margin-top: 30px;
}
.advantage-item {
    display: flex;
    gap: 20px;
    padding: 25px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    transition: all 0.3s;
}
.advantage-item:hover {
    transform: translateX(5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}
.advantage-icon {
    flex: 0 0 60px;
    height: 60px;
    border-radius: 50%;
    background: linear-gradient(135deg, #e94560, #f5a623);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}
.advantage-content {
    flex: 1;
}
.advantage-content h4 {
    font-size: 18px;
    color: #1a1a2e;
    margin-bottom: 8px;
}
.advantage-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* Suzhou Content */
.suzhou-content p {
    font-size: 15px;
    color: #555;
    line-height: 1.8;
    margin-bottom: 15px;
    text-align: justify;
}

/* Timeline */
.timeline {
    position: relative;
    padding: 20px 0;
    max-width: 900px;
    margin: 30px auto 0;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #e0e0e0;
}
.timeline-item {
    display: flex;
    margin-bottom: 30px;
    position: relative;
}
.timeline-year {
    flex: 0 0 80px;
    text-align: right;
    padding-right: 30px;
    font-size: 20px;
    font-weight: 700;
    color: #e94560;
}
.timeline-content {
    flex: 1;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.06);
    position: relative;
}
.timeline-content::before {
    content: '';
    position: absolute;
    left: -10px;
    top: 20px;
    width: 0;
    height: 0;
    border-top: 10px solid transparent;
    border-bottom: 10px solid transparent;
    border-right: 10px solid #fff;
}
.timeline-content h4 {
    font-size: 18px;
    color: #1a1a2e;
    margin-bottom: 8px;
}
.timeline-content p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

@media (max-width: 991px) {
    .hero-banner h1 {
        font-size: 36px;
    }
    .hero-subtitle {
        font-size: 20px;
    }
    .about-content {
        flex-direction: column;
    }
    .about-stats {
        flex: 0 0 auto;
        width: 100%;
    }
    .business-card {
        flex: 0 0 calc(50% - 10px);
    }
}
@media (max-width: 767px) {
    .hero-banner {
        padding: 60px 0;
    }
    .hero-banner h1 {
        font-size: 28px;
    }
    .hero-subtitle {
        font-size: 18px;
    }
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    .business-card {
        flex: 0 0 100%;
    }
    .timeline::before {
        left: 50px;
    }
    .timeline-year {
        flex: 0 0 40px;
        font-size: 16px;
    }
}