/* ==================== 核心功能模块 ==================== */
.core-features {
    padding: 80px 0;
    background: var(--bg-white);
}

.core-features .section-title {
    text-align: center;
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 50px;
}

.core-features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px 60px;
}

.core-feature-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.core-feature-icon {
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.core-feature-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.core-feature-item span {
    font-size: 15px;
    color: var(--text-dark);
    white-space: nowrap;
}

/* ==================== 响应式 ==================== */
@media (max-width: 1024px) {
    .core-features-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px 40px;
    }
}

@media (max-width: 768px) {
    .core-features {
        padding: 50px 0;
    }
    
    .core-features .section-title {
        font-size: 22px;
        margin-bottom: 30px;
    }
    
    .core-features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .core-feature-icon {
        width: 36px;
        height: 36px;
    }
    
    .core-feature-item span {
        font-size: 13px;
    }
}