/* ============================================================
   泓冠智能家居 - 专属样式覆盖
   行业：不锈钢智能家居 / 全屋定制
   配色：深钢蓝 + 暖金 + 中性灰
   ============================================================ */

/* 顶部导航 */
.b2b-shop-header {
    background: linear-gradient(135deg, #1a365d 0%, #2a4a6b 50%, #3d6185 100%);
    box-shadow: 0 2px 12px rgba(26,54,93,.25);
}
.b2b-shop-logo {
    font-size: 20px;
    letter-spacing: 1px;
    color: #f0e6d3;
}
.b2b-shop-nav a {
    font-size: 13px;
    letter-spacing: 0.5px;
}
.b2b-shop-nav a:hover {
    background: rgba(200,165,120,.2);
    color: #f0e6d3;
}
.b2b-shop-tel {
    font-size: 16px;
    color: #f0e6d3;
}
.b2b-shop-tel a { color: #f0e6d3; }

/* Banner */
.b2b-shop-banner {
    background: linear-gradient(160deg, #1a365d 0%, #2a4a6b 40%, #4a7a9b 100%);
    padding: 56px 0 48px;
}
.b2b-shop-banner h1 {
    font-size: 34px;
    letter-spacing: 2px;
    text-shadow: 0 2px 4px rgba(0,0,0,.2);
    margin-bottom: 14px;
}
.b2b-shop-banner p {
    font-size: 16px;
    opacity: 0.92;
}
.b2b-banner-service-area {
    display: inline-block;
    margin-top: 12px;
    padding: 6px 20px;
    background: rgba(255,255,255,.12);
    border: 1px solid rgba(255,255,255,.25);
    border-radius: 20px;
    font-size: 14px;
    color: rgba(255,255,255,.9);
    backdrop-filter: blur(4px);
}
.b2b-banner-cta {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    margin-top: 20px;
    padding: 14px 36px;
    background: linear-gradient(135deg, #c8956c, #a67744);
    border-radius: 30px;
    color: #fff;
    text-decoration: none;
    box-shadow: 0 4px 16px rgba(200,149,108,.35);
    transition: transform 0.2s, box-shadow 0.2s;
}
.b2b-banner-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(200,149,108,.45);
    text-decoration: none;
    color: #fff;
}
.b2b-banner-cta-tel {
    font-size: 22px;
    font-weight: bold;
    letter-spacing: 1px;
    line-height: 1.3;
}
.b2b-banner-cta-text {
    font-size: 13px;
    opacity: 0.9;
    margin-top: 2px;
}

/* 板块通用 */
.b2b-shop-section {
    padding: 52px 0;
}
.b2b-shop-section:nth-child(even) {
    background: #fafaf8;
}
.b2b-shop-section:nth-child(odd) {
    background: #fff;
}
.b2b-shop-section-title {
    color: #1a365d;
    font-size: 26px;
    position: relative;
}
.b2b-shop-section-title::after {
    content: '';
    display: block;
    width: 48px;
    height: 3px;
    background: linear-gradient(90deg, #c8956c, #a67744);
    margin: 10px auto 0;
    border-radius: 2px;
}
.b2b-shop-section-en {
    color: #8ba4bd;
    letter-spacing: 3px;
}
.b2b-shop-section-desc {
    color: #5a6b7d;
}

/* 关于我们 */
.b2b-about-text {
    color: #3d4f5f;
    line-height: 2.1;
    font-size: 15px;
}
.b2b-about-stat-num {
    color: #2a4a6b;
    font-size: 30px;
}
.b2b-about-stat-label {
    color: #7a8fa0;
}
.b2b-about-image img {
    border-radius: 10px;
    box-shadow: 0 6px 20px rgba(26,54,93,.12);
    border: 3px solid #e8e0d4;
}
.b2b-about-contact {
    margin-top: 24px;
    padding: 16px 20px;
    background: #f4f1ec;
    border-radius: 8px;
    border-left: 4px solid #c8956c;
}
.b2b-about-contact p {
    margin: 6px 0;
    font-size: 14px;
    color: #4a5568;
}
.b2b-about-contact strong {
    color: #1a365d;
}

/* 产品中心 */
.b2b-product-card {
    border-radius: 10px;
    border: 1px solid #e8e0d4;
    overflow: hidden;
}
.b2b-product-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 10px 24px rgba(26,54,93,.12);
    border-color: #c8956c;
}
.b2b-product-card img {
    height: 190px;
}
.b2b-product-card-title {
    color: #2a4a6b;
    font-weight: 600;
}

/* 核心优势 */
.b2b-advantage-card {
    border-radius: 10px;
    border: 1px solid #e8e0d4;
    padding: 32px 20px;
    transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s;
}
.b2b-advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(26,54,93,.1);
    border-color: #c8956c;
}
.b2b-advantage-icon {
    width: 56px;
    height: 56px;
    line-height: 56px;
    margin: 0 auto 14px;
    background: linear-gradient(135deg, #f4f1ec, #e8e0d4);
    border-radius: 50%;
    font-size: 28px;
}
.b2b-advantage-title {
    color: #1a365d;
}
.b2b-advantage-desc {
    color: #5a6b7d;
}

/* 服务流程 */
.b2b-process-card {
    background: #fff;
    border-radius: 10px;
    padding: 28px 16px;
    border: 1px solid #e8e0d4;
    transition: border-color 0.2s;
}
.b2b-process-card:hover {
    border-color: #c8956c;
}
.b2b-process-icon {
    width: 52px;
    height: 52px;
    line-height: 52px;
    margin: 0 auto 14px;
    background: linear-gradient(135deg, #2a4a6b, #3d6185);
    border-radius: 50%;
    font-size: 24px;
    color: #fff;
}
.b2b-process-title {
    color: #1a365d;
}
.b2b-process-desc {
    color: #5a6b7d;
}

/* 联系我们 */
.b2b-contact-card {
    border-radius: 10px;
    border: 1px solid #e8e0d4;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.b2b-contact-card:hover {
    border-color: #c8956c;
    box-shadow: 0 4px 12px rgba(200,149,108,.12);
}
.b2b-contact-value a {
    color: #2a4a6b;
    font-weight: bold;
}
.b2b-contact-value a:hover {
    color: #c8956c;
}

/* 推荐链接 */
.b2b-recommend-links a {
    background: #f4f1ec;
    color: #5a6b7d;
}
.b2b-recommend-links a:hover {
    background: #e8e0d4;
    color: #1a365d;
}

/* 底部 */
.b2b-shop-footer {
    background: #1a2a3a;
    color: #8ba4bd;
}
.b2b-shop-footer a {
    color: #8ba4bd;
}

/* 手机端悬浮拨号按钮 */
@media (max-width: 768px) {
    .b2b-mobile-call-btn {
        background: linear-gradient(135deg, #2a4a6b, #3d6185);
        box-shadow: 0 2px 8px rgba(42,74,107,.35);
    }
    .b2b-mobile-call-btn:hover {
        box-shadow: 0 4px 12px rgba(42,74,107,.45);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .b2b-shop-banner {
        padding: 36px 0 32px;
    }
    .b2b-shop-banner h1 {
        font-size: 24px;
    }
    .b2b-banner-cta {
        padding: 12px 28px;
    }
    .b2b-banner-cta-tel {
        font-size: 18px;
    }
    .b2b-shop-section {
        padding: 36px 0;
    }
    .b2b-shop-section-title {
        font-size: 22px;
    }
    .b2b-about-contact {
        padding: 12px 14px;
    }
}