/* ===== Brand Page ===== */

/* Container */
.nuoang-brand-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Section spacing */
.nuoang-brand-overview-section,
.nuoang-brand-advantage-section,
.nuoang-brand-products-section,
.nuoang-brand-scene-section,
.nuoang-brand-faq-section {
    padding: var(--module-py, 80px) 0;
}

/* Section header */
.nuoang-brand-section-header {
    text-align: center;
    margin-bottom: 50px;
}

.nuoang-brand-section-title {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 12px 0;
    letter-spacing: -0.01em;
}

.nuoang-brand-section-subtitle {
    font-size: 16px;
    color: #6B7280;
    margin: 0;
}

/* ===== Banner ===== */
.nuoang-brand-hero {
    width: 100%;
    min-height: 420px;
    padding-top: 64px;
    box-sizing: border-box;
    position: relative;
    display: flex;
    align-items: center;
}
.nuoang-brand-hero-bg {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}
.nuoang-brand-hero-overlay {
    position: relative;
    z-index: 1;
    text-align: left;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.nuoang-empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #6b7280;
}
.nuoang-empty-state i {
    font-size: 48px;
    color: #d1d5db;
    margin-bottom: 16px;
    display: block;
}
.nuoang-empty-state p {
    font-size: 15px;
    margin: 0;
}
.nuoang-empty-state a {
    color: var(--nuoang-primary-color, #2563eb);
    text-decoration: underline;
}

.nuoang-brand-hero-title {
    font-size: 36px;
    font-weight: 700;
    color: #1a1a1a;
    line-height: 1.3;
    letter-spacing: -0.01em;
    margin: 0 0 12px 0;
}

.nuoang-brand-hero-subtitle {
    font-size: 16px;
    color: #4B5563;
    line-height: 1.6;
    margin: 0;
    max-width: 60%;
}

/* ===== Brand Overview ===== */
.nuoang-brand-overview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.nuoang-brand-overview-text {
    font-size: 15px;
    color: #4B5563;
    line-height: 1.8;
    margin: 0 0 16px 0;
}

.nuoang-brand-overview-text:last-child {
    margin-bottom: 0;
}

.nuoang-brand-overview-left .nuoang-brand-section-title {
    margin-bottom: 24px;
}

/* Stat grid */
.nuoang-brand-stat-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.nuoang-brand-stat-card {
    background: #f2f6fa;
    border-radius: 6px;
    padding: 28px 20px;
    text-align: center;
    transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), box-shadow 0.3s ease;
}

.nuoang-brand-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.06);
}

.nuoang-brand-stat-num {
    font-family: 'DIN Alternate', 'DIN', 'Helvetica Neue', Arial, sans-serif;
    font-size: 36px;
    font-weight: 600;
    color: var(--nuoang-primary-color, #3269ff);
    line-height: 1.2;
}

.nuoang-brand-stat-num .unit {
    font-size: 16px;
    font-weight: 500;
    margin-left: 2px;
}

.nuoang-brand-stat-label {
    font-size: 14px;
    color: #6B7280;
    margin-top: 8px;
}

/* ===== Advantage ===== */
.nuoang-brand-advantage-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.nuoang-brand-advantage-card {
    background: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    padding: 32px 28px;
    transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), box-shadow 0.3s ease;
}

.nuoang-brand-advantage-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
    border-color: transparent;
}

.nuoang-brand-advantage-icon {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    background: #EEF4FF;
    color: var(--nuoang-primary-color, #3269ff);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.nuoang-brand-advantage-icon svg {
    width: 24px;
    height: 24px;
}

.nuoang-brand-advantage-title {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 12px 0;
}

.nuoang-brand-advantage-desc {
    font-size: 14px;
    color: #6B7280;
    line-height: 1.7;
    margin: 0;
}

/* ===== Products ===== */
.nuoang-brand-products-section {
    background: #fff;
}

.nuoang-brand-products-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.nuoang-brand-product-card {
    position: relative;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 1px 12px rgba(51, 65, 101, 0.13);
    transition: transform 0.3s ease;
}

.nuoang-brand-product-card:hover {
    transform: translateY(-2px);
}

.nuoang-brand-product-card-inner {
    padding: 24px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.nuoang-brand-product-card-header {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--nuoang-border-light-color, #ececec);
}

.nuoang-brand-product-card-logo {
    max-height: 38px;
    width: auto;
    object-fit: contain;
    flex-shrink: 0;
}

.nuoang-brand-product-card-title { margin-bottom: 4px; }
.nuoang-brand-product-card-title h4 {
    font-size: 16px;
    line-height: 22px;
    font-weight: 600;
    margin: 0;
    color: #1a1a1a;
}
.nuoang-brand-product-card-title p {
    font-size: 12px;
    line-height: 18px;
    color: #6B7280;
    margin: 3px 0 0;
}

.nuoang-brand-product-card-features {
    padding: 10px 0;
}
.nuoang-brand-product-card-features ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.nuoang-brand-product-card-features ul li {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    font-size: 13px;
    line-height: 20px;
    margin-bottom: 6px;
    color: #1a1a1a;
}
.nuoang-brand-product-card-features ul li:last-child { margin-bottom: 0; }
.nuoang-brand-product-card-features ul li i {
    color: var(--nuoang-primary-color, #3269ff);
    font-size: 14px;
    margin-top: 2px;
    flex-shrink: 0;
}

.nuoang-brand-product-card-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--nuoang-border-light-color, #ececec);
}
.nuoang-brand-product-card-price {
    display: flex;
    align-items: baseline;
    gap: 2px;
}
.nuoang-brand-product-card-price .symbol {
    font-size: 13px;
    font-weight: 700;
    color: inherit;
}
.nuoang-brand-product-card-price h2 {
    font-size: 30px;
    line-height: 30px;
    font-weight: 700;
    color: #f33e3e;
    margin: 0;
}
.nuoang-brand-product-card-price span {
    font-size: 13px;
    color: #9CA3AF;
}
.nuoang-brand-product-card-footer .nuoang-btn {
    padding: 0.55rem 1rem;
    font-size: 14px;
    border-radius: 6px;
    gap: 8px;
}

/* ===== 产品分页 ===== */
.nuoang-brand-pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 40px;
    flex-wrap: wrap;
}
.nuoang-brand-pagination .page-numbers {
    min-width: 40px;
    height: 40px;
    padding: 0 14px;
    font-size: 14px;
    color: #4B5563;
    background: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    font-family: inherit;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
}
.nuoang-brand-pagination .page-numbers:hover:not(.current):not(.dots) {
    border-color: var(--nuoang-primary-color, #3269ff);
    color: var(--nuoang-primary-color, #3269ff);
    background: rgba(37, 99, 235, 0.04);
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.1);
}
.nuoang-brand-pagination .page-numbers.current {
    background: linear-gradient(135deg, var(--nuoang-primary-color, #3269ff), #3B82F6);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
    font-weight: 600;
}
.nuoang-brand-pagination .page-numbers.dots {
    border: none;
    background: transparent;
    cursor: default;
    color: #9CA3AF;
    min-width: 20px;
    padding: 0 4px;
}
.nuoang-brand-pagination .page-numbers.prev,
.nuoang-brand-pagination .page-numbers.next {
    padding: 0;
    width: 40px;
}
.nuoang-brand-pagination .page-numbers.prev i,
.nuoang-brand-pagination .page-numbers.next i {
    font-size: 20px;
}

/* ===== Scene ===== */
.nuoang-brand-scene-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.nuoang-brand-scene-card {
    background: #fff;
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    padding: 32px 24px;
    text-align: center;
    transition: transform 0.3s cubic-bezier(0.16,1,0.3,1), box-shadow 0.3s ease;
}

.nuoang-brand-scene-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
    border-color: transparent;
}

.nuoang-brand-scene-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: #EEF4FF;
    color: var(--nuoang-primary-color, #3269ff);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.nuoang-brand-scene-icon i {
    font-size: 24px;
}

.nuoang-brand-scene-title {
    font-size: 18px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 12px 0;
}

.nuoang-brand-scene-desc {
    font-size: 14px;
    color: #6B7280;
    line-height: 1.7;
    margin: 0;
}

/* ===== FAQ ===== */
.nuoang-brand-faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.nuoang-brand-faq-item {
    border: 1px solid #E5E7EB;
    border-radius: 6px;
    margin-bottom: 12px;
    overflow: hidden;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.nuoang-brand-faq-item.active {
    border-color: var(--nuoang-primary-color, #3269ff);
    box-shadow: 0 4px 16px rgba(31,41,55,0.06);
}

.nuoang-brand-faq-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    cursor: pointer;
    user-select: none;
}

.nuoang-brand-faq-question {
    font-size: 15px;
    font-weight: 500;
    color: #1a1a1a;
}

.nuoang-brand-faq-arrow {
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6B7280;
    flex-shrink: 0;
}

.nuoang-brand-faq-arrow svg {
    width: 20px;
    height: 20px;
    transition: transform 0.25s cubic-bezier(0.16,1,0.3,1);
}

.nuoang-brand-faq-item.active .nuoang-brand-faq-arrow {
    color: var(--nuoang-primary-color, #3269ff);
}

.nuoang-brand-faq-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s cubic-bezier(0.16,1,0.3,1);
}

.nuoang-brand-faq-content p {
    font-size: 14px;
    color: #6B7280;
    line-height: 1.7;
    margin: 0;
    padding: 0 24px 20px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .nuoang-brand-hero {
        min-height: 280px;
        padding-top: 56px;
    }
    .nuoang-brand-overview-grid {
        grid-template-columns: 1fr;
    }

    .nuoang-brand-hero-title {
        font-size: 24px;
    }

    .nuoang-brand-hero-subtitle {
        font-size: 14px;
        max-width: 100%;
    }

    .nuoang-brand-section-title {
        font-size: 22px;
    }

    .nuoang-brand-section-subtitle {
        font-size: 14px;
    }

    .nuoang-brand-stat-grid {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
    }

    .nuoang-brand-stat-card {
        padding: 20px 12px;
    }

    .nuoang-brand-stat-num {
        font-size: 28px;
    }

    .nuoang-brand-advantage-grid {
        grid-template-columns: 1fr;
    }

    .nuoang-brand-products-grid {
        grid-template-columns: 1fr;
    }

    .nuoang-brand-product-card-inner { padding: 20px; }
    .nuoang-brand-product-card-header { gap: 10px; }
    .nuoang-brand-product-card-logo { max-height: 32px; }
    .nuoang-brand-product-card-title h4 { font-size: 16px; }
    .nuoang-brand-product-card-features ul li { font-size: 14px; line-height: 20px; margin-bottom: 6px; }
    .nuoang-brand-product-card-features ul li i { font-size: 15px; }
    .nuoang-brand-product-card-price h2 { font-size: 26px; line-height: 26px; }
    .nuoang-brand-product-card-price .symbol { font-size: 12px; }
    .nuoang-brand-product-card-footer .nuoang-btn { padding: 0.5rem 0.8rem; font-size: 13px; }

    .nuoang-brand-pagination { gap: 4px; margin-top: 28px; }
    .nuoang-brand-pagination .page-numbers { min-width: 36px; height: 36px; padding: 0 10px; font-size: 13px; }
    .nuoang-brand-pagination .page-numbers.prev,
    .nuoang-brand-pagination .page-numbers.next { width: 36px; }

    .nuoang-brand-scene-grid {
        grid-template-columns: 1fr;
    }

    .nuoang-brand-overview-grid {
        gap: 24px;
    }

    .nuoang-brand-faq-trigger {
        padding: 12px 16px;
    }
    .nuoang-brand-faq-question {
        font-size: 14px;
    }
}

/* ===== 品牌列表区 ===== */
.nuoang-brand-list-section {
    padding: 60px 0 80px;
    background: #f5f6fa;
}

.nuoang-brand-list-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 20px;
}

.nuoang-brand-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.nuoang-brand-list-item {
    display: flex;
    align-items: stretch;
    background: #fff;
    border-radius: 8px;
    padding: 32px 36px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
    position: relative;
    overflow: hidden;
}

.nuoang-brand-list-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: #3269ff;
    transform: scaleY(0);
    transition: transform 0.3s ease;
}

.nuoang-brand-list-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.nuoang-brand-list-item:hover::before {
    transform: scaleY(1);
}

.nuoang-brand-list-logo {
    flex-shrink: 0;
    width: 160px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8f9fc;
    border-radius: 6px;
    margin-right: 32px;
    padding: 16px;
}

.nuoang-brand-list-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
}

.nuoang-brand-list-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.nuoang-brand-list-name {
    font-size: 24px;
    font-weight: 600;
    color: #1a1a1a;
    margin: 0 0 12px 0;
    line-height: 1.3;
}

.nuoang-brand-list-desc {
    font-size: 14px;
    line-height: 1.8;
    color: #6b7280;
    margin: 0 0 16px 0;
    flex: 1;
}

.nuoang-brand-list-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 12px;
    border-top: 1px solid #f0f1f5;
}

.nuoang-brand-list-tag {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    color: #ff7043;
    font-weight: 500;
}

.nuoang-brand-list-tag i {
    font-size: 16px;
}

.nuoang-brand-list-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 14px;
    color: #6b7280;
    transition: color 0.3s ease;
}

.nuoang-brand-list-more i {
    font-size: 16px;
    transition: transform 0.3s ease;
}

.nuoang-brand-list-item:hover .nuoang-brand-list-more {
    color: #3269ff;
}

.nuoang-brand-list-item:hover .nuoang-brand-list-more i {
    transform: translateX(4px);
}

/* ===== 响应式 ===== */
@media (max-width: 991px) {

    .nuoang-brand-list-section {
        padding: 40px 0 60px;
    }

    .nuoang-brand-list {
        gap: 16px;
    }

    .nuoang-brand-list-item {
        padding: 24px 20px;
        flex-direction: column;
        gap: 20px;
    }

    .nuoang-brand-list-logo {
        width: 100%;
        height: 80px;
        margin-right: 0;
    }

    .nuoang-brand-list-name {
        font-size: 20px;
    }

    .nuoang-brand-list-desc {
        font-size: 13px;
    }

    .nuoang-brand-list-footer {
        flex-wrap: wrap;
        gap: 12px;
    }
}

@media (max-width: 480px) {

    .nuoang-brand-list-item {
        padding: 20px 16px;
    }

    .nuoang-brand-list-name {
        font-size: 18px;
    }
}