/* 核心优势页面样式 */

/* Hero 区域 */
.edges-hero {
    padding: 120px 40px 60px;
    text-align: center;
    background: var(--bg-primary);
}

.page-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -1px;
}

.page-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

/* 核心优势网格 */
.edges-grid {
    padding: 60px 40px;
    background: var(--bg-primary);
}

.edges-grid .container {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    align-items: stretch;
}

.edge-card {
    background: var(--bg-card);
    padding: 40px 30px;
    text-align: center;
    border: 1px solid var(--border);
    transition: var(--transition);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100%;
}

.edge-card:hover {
    border-color: var(--text-muted);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.edge-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 24px;
    color: var(--text-primary);
    background: var(--bg-secondary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.edge-icon svg {
    width: 32px;
    height: 32px;
}

.edge-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
    flex-shrink: 0;
}

.edge-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    flex-grow: 1;
}

/* 统计数据区域 */
.stats-section {
    padding: 80px 40px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border);
}

.stats-section .container {
    max-width: 1400px;
    margin: 0 auto;
}

.stats-row {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

.stat-box {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-number-large {
    display: block;
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
    line-height: 1;
}

.stat-desc {
    display: block;
    font-size: 14px;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 500;
}

/* 响应式 */
@media (max-width: 1200px) {
    .edges-grid .container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .edges-grid .container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px 30px;
    }
}

@media (max-width: 768px) {
    .edges-hero {
        padding: 100px 20px 40px;
    }
    
    .page-title {
        font-size: 32px;
    }
    
    .page-subtitle {
        font-size: 16px;
    }
    
    .edges-grid {
        padding: 40px 20px;
    }
    
    .edges-grid .container {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .edge-card {
        padding: 30px 25px;
    }
    
    .edge-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 20px;
    }
    
    .edge-icon svg {
        width: 28px;
        height: 28px;
    }
    
    .stats-section {
        padding: 60px 20px;
    }
    
    .stats-row {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px 20px;
    }
    
    .stat-number-large {
        font-size: 36px;
    }
    
    .stat-desc {
        font-size: 12px;
        letter-spacing: 1px;
    }
}

@media (max-width: 480px) {
    .stats-row {
        grid-template-columns: 1fr;
        gap: 30px;
    }
}