/* ============================================================
   中瑞制罐 2026 - 新增板块样式
   资质荣誉 / 合作伙伴 / 买家评价 / 工厂产线
   ============================================================ */

/* ===== 通用板块描述文字 ===== */
.section-desc {
    text-align: center;
    color: var(--c-text-2);
    font-size: 15px;
    max-width: 700px;
    margin: 0 auto 48px;
    line-height: 1.8;
}

/* ===== 资质荣誉板块 ===== */
.certifications {
    padding: 100px 0;
    background: linear-gradient(180deg, #fff 0%, var(--c-bg-warm) 100%);
}

.cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.cert-item {
    background: #fff;
    border-radius: var(--rad-lg);
    padding: 36px 24px 28px;
    text-align: center;
    box-shadow: var(--sh-md);
    transition: transform var(--t-base), box-shadow var(--t-base);
    border: 1px solid rgba(26,77,181,0.06);
}

.cert-item:hover {
    transform: translateY(-6px);
    box-shadow: var(--sh-lg);
}

.cert-icon {
    font-size: 48px;
    margin-bottom: 16px;
    display: block;
}

.cert-item h3 {
    font-family: var(--font-h);
    font-size: 17px;
    color: var(--c-primary);
    margin-bottom: 8px;
    font-weight: 700;
}

.cert-item p {
    font-size: 13px;
    color: var(--c-text-2);
    line-height: 1.6;
}

/* 证书图片展示 */
.cert-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.cert-img-wrapper {
    border-radius: var(--rad-md);
    overflow: hidden;
    box-shadow: var(--sh-md);
    transition: transform var(--t-base), box-shadow var(--t-base);
    cursor: zoom-in;
    aspect-ratio: 4/3;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.cert-img-wrapper:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-lg);
}

.cert-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ===== 合作伙伴板块 ===== */
.partners {
    padding: 100px 0;
    background: #fff;
}

.partner-categories {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 32px;
    justify-content: center;
}

.category-tag {
    background: linear-gradient(135deg, var(--c-primary-l), #1a7cb5);
    color: #fff;
    padding: 8px 20px;
    border-radius: var(--rad-full);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-fast);
}

.category-tag:hover {
    transform: scale(1.05);
}

.partner-logos {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 48px;
}

.logo-item {
    background: #fff;
    border-radius: var(--rad-md);
    padding: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--sh-sm);
    border: 1px solid var(--c-border);
    transition: transform var(--t-base), box-shadow var(--t-base);
    min-height: 100px;
}

.logo-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-md);
}

.logo-item img {
    max-width: 100%;
    max-height: 60px;
    object-fit: contain;
}

/* ===== 买家评价板块 ===== */
.testimonials {
    padding: 100px 0;
    background: linear-gradient(180deg, var(--c-bg-warm) 0%, #fff 100%);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.testimonial-card {
    background: #fff;
    border-radius: var(--rad-lg);
    padding: 28px 24px;
    box-shadow: var(--sh-md);
    transition: transform var(--t-base), box-shadow var(--t-base);
    border: 1px solid rgba(26,77,181,0.06);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-lg);
}

.stars {
    color: #ffc107;
    font-size: 16px;
    margin-bottom: 12px;
    letter-spacing: 2px;
}

.testimonial-text {
    font-size: 14px;
    color: var(--c-text-2);
    line-height: 1.8;
    margin-bottom: 16px;
    font-style: italic;
}

.testimonial-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--c-border);
}

.buyer {
    font-size: 13px;
    font-weight: 600;
    color: var(--c-primary);
}

.date {
    font-size: 12px;
    color: var(--c-text-3);
}

/* 评价标签 */
.testimonial-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 40px;
    justify-content: center;
}

.tag {
    background: var(--c-bg-warm);
    color: var(--c-text-2);
    padding: 6px 16px;
    border-radius: var(--rad-full);
    font-size: 13px;
    transition: all var(--t-fast);
    border: 1px solid var(--c-border);
}

.tag:hover {
    background: var(--c-primary-l);
    color: #fff;
    border-color: var(--c-primary-l);
}

/* ===== 工厂产线板块 ===== */
.factory-showcase {
    padding: 100px 0;
    background: #fff;
}

.factory-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-top: 40px;
}

.stat-item {
    text-align: center;
    padding: 36px 24px;
    background: linear-gradient(135deg, var(--c-bg-warm), #fff);
    border-radius: var(--rad-lg);
    box-shadow: var(--sh-md);
    transition: transform var(--t-base), box-shadow var(--t-base);
}

.stat-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-lg);
}

.stat-number {
    font-family: var(--font-h);
    font-size: 36px;
    font-weight: 900;
    color: var(--c-primary);
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: var(--c-text-2);
    font-weight: 500;
}

/* 特殊工艺标签 */
.factory-process {
    margin-top: 48px;
    text-align: center;
}

.factory-process h3 {
    font-family: var(--font-h);
    font-size: 22px;
    color: var(--c-primary);
    margin-bottom: 24px;
}

.process-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.process-tag {
    background: linear-gradient(135deg, var(--c-accent), var(--c-accent-l));
    color: #fff;
    padding: 8px 20px;
    border-radius: var(--rad-full);
    font-size: 13px;
    font-weight: 500;
    box-shadow: var(--sh-sm);
    transition: transform var(--t-fast);
}

.process-tag:hover {
    transform: scale(1.05);
}

/* 工厂图片展示 */
.factory-gallery {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.factory-img-wrapper {
    border-radius: var(--rad-md);
    overflow: hidden;
    box-shadow: var(--sh-md);
    transition: transform var(--t-base), box-shadow var(--t-base);
    cursor: zoom-in;
    aspect-ratio: 16/10;
    background: #f5f7fa;
    display: flex;
    align-items: center;
    justify-content: center;
}

.factory-img-wrapper:hover {
    transform: translateY(-4px);
    box-shadow: var(--sh-lg);
}

.factory-img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ===== 响应式设计 ===== */
@media (max-width: 900px) {
    .cert-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .cert-gallery {
        grid-template-columns: 1fr;
    }

    .partner-logos {
        grid-template-columns: repeat(3, 1fr);
    }

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

    .factory-stats {
        grid-template-columns: 1fr;
    }

    .factory-gallery {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .cert-grid {
        grid-template-columns: 1fr;
    }

    .partner-logos {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-tags {
        gap: 8px;
    }

    .process-tag {
        padding: 6px 14px;
        font-size: 12px;
    }

    .testimonial-tags {
        gap: 8px;
    }

    .tag {
        padding: 5px 12px;
        font-size: 12px;
    }
}