/*
 * Interior page layer.
 * Keeps legacy templates visually consistent without coupling them to home.css.
 */

/* Page framing */
.page-hero,
.page-hero-lg,
.catp-hero {
    height: 340px;
    min-height: 0;
}

.page-hero-overlay {
    background: rgba(44, 36, 32, 0.72);
}

.page-hero-content {
    padding-top: 0;
}

.hero-badge {
    color: var(--accent-bright);
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0;
    margin-bottom: 24px;
    text-transform: none;
}

.hero-badge::before {
    width: 24px;
}

.page-hero-content h1 {
    font-size: 3.15rem;
    line-height: 1.04;
}

.page-hero-content p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    margin-top: 14px;
}

.section-header.text-center {
    margin-left: 0;
    max-width: 760px;
    text-align: left;
}

.section-header.text-center .section-desc {
    margin-inline: 0;
}

.section-title {
    max-width: 820px;
}

/* Service and principle matrices */
.services-grid {
    border-top: 1px solid var(--line-strong);
    display: grid;
    gap: 0;
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.service-card {
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    min-height: 246px;
    padding: 38px 72px 36px 0;
    position: relative;
}

.service-card:nth-child(even) {
    border-left: 1px solid var(--line);
    padding-left: 46px;
    padding-right: 26px;
}

.service-card:hover {
    background: transparent;
    border-color: var(--line-strong);
    transform: none;
}

.service-card::after {
    background: var(--brand);
    bottom: -1px;
    content: '';
    height: 1px;
    left: 0;
    position: absolute;
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 320ms var(--ease-standard);
    width: 100%;
}

.service-card:hover::after {
    transform: scaleX(1);
}

.services-index {
    counter-reset: service-index;
}

.services-index .service-card {
    counter-increment: service-index;
}

.services-index .service-card::before {
    color: var(--ink-4);
    content: counter(service-index, decimal-leading-zero);
    font-size: 0.76rem;
    font-weight: 600;
    position: absolute;
    right: 28px;
    top: 40px;
}

.services-index .service-card:nth-child(even)::before {
    right: 26px;
}

.service-icon-wrapper {
    margin-bottom: 24px;
}

.service-icon {
    justify-content: flex-start;
}

.service-icon svg {
    height: 26px;
    stroke-width: 1.6;
    width: 26px;
}

.service-card h3 {
    font-size: 1.18rem;
    line-height: 1.22;
    max-width: 360px;
}

.service-card p {
    line-height: 1.68;
    max-width: 430px;
}

.service-link {
    color: var(--brand);
    font-size: 0.84rem;
    font-weight: 600;
}

.service-process {
    background: transparent;
    border: 0;
    border-radius: 0;
    margin: 0;
    max-width: none;
    padding: 0;
}

.process-steps,
.about-process-grid {
    border-top: 1px solid var(--line-strong);
    display: grid;
    gap: 0;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    margin-top: 42px;
}

.process-step {
    background: transparent;
    border-radius: 0;
    border-right: 1px solid var(--line);
    color: var(--ink);
    display: flex;
    flex-direction: column;
    font-size: 0.86rem;
    line-height: 1.45;
    min-height: 146px;
    padding: 24px 18px;
    text-align: left;
}

.process-step:last-child {
    border-right: 0;
}

.step-num {
    background: transparent;
    border: 0;
    border-radius: 0;
    color: var(--ink-4);
    display: block;
    font-size: 0.72rem;
    height: auto;
    margin-bottom: 30px;
    width: auto;
}

/* About and service detail pages — image sticks to top, scrolls with content, no dead space */
.service-detail-grid,
.catp-grid,
.yiwu-overview-grid {
    align-items: start;
    gap: clamp(48px, 7vw, 96px);
}

.service-detail-image,
.catp-intro-img,
.catp-oem-img,
.yiwu-overview-image {
    border: 0;
    border-radius: 4px;
    position: sticky;
    top: 96px;
}

.service-detail-image img,
.yiwu-overview-image img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.service-detail-image,
.catp-intro-img,
.catp-oem-img,
.yiwu-overview-image {
    border: 0;
    border-radius: 4px;
}

.service-detail-image img,
.yiwu-overview-image img {
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.yiwu-overview-image {
    margin: 0;
}

.yiwu-overview-image .image-credit {
    color: var(--ink-4);
    font-size: 0.72rem;
    line-height: 1.4;
    margin-top: 10px;
}

.yiwu-overview-image .image-credit a {
    color: inherit;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.service-detail-content {
    max-width: 560px;
}

.service-detail-content .service-process {
    margin-top: 30px;
}

.service-detail-content .process-steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    margin-top: 0;
}

.service-detail-content .process-step:nth-child(3n) {
    border-right: 0;
}

.service-detail-content .process-step:nth-child(-n + 3) {
    border-bottom: 1px solid var(--line);
}

.service-detail-content h2 {
    font-size: 2.4rem;
    margin-bottom: 24px;
}

.service-detail-content p {
    line-height: 1.75;
    margin-bottom: 16px;
}

.about-principles .services-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.about-principles .service-card {
    border-left: 0;
    border-right: 1px solid var(--line);
    min-height: 260px;
    padding: 34px 34px 32px 0;
}

.about-principles .service-card:nth-child(3n + 2) {
    padding-left: 34px;
}

.about-principles .service-card:nth-child(3n) {
    border-right: 0;
    padding-left: 34px;
}

.page-closing-cta,
.catp-cta,
.yiwu-cta.cta-navy {
    background: var(--night);
    color: var(--white);
    text-align: left;
}

.page-closing-cta h2,
.catp-cta h2,
.yiwu-cta.cta-navy h2 {
    color: var(--white);
    max-width: 720px;
}

.page-closing-cta p,
.catp-cta p,
.yiwu-cta.cta-navy p {
    color: rgba(255, 255, 255, 0.6);
    margin: 18px 0 30px;
    max-width: 650px;
}

/* Product discovery */
.filter-bar {
    background: var(--canvas);
    border-bottom: 1px solid var(--line);
}

.filter-bar-inner {
    flex-wrap: nowrap;
    gap: 14px;
}

.search-box input,
.filter-selects select {
    border-radius: 4px;
}

.search-box input {
    border-right: 0;
}

.search-box button {
    background: var(--brand-deep);
    border-radius: 0 4px 4px 0;
    padding-inline: 19px;
}

.filter-selects select {
    min-width: 270px;
}

.product-categories-grid {
    gap: 42px 20px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-cat-card-large {
    aspect-ratio: auto;
    background: transparent;
    border-radius: 0;
    min-width: 0;
    overflow: visible;
}

.product-categories-grid > .product-cat-card-large[hidden],
.product-items-grid > .product-item[hidden],
.product-no-results[hidden] {
    display: none !important;
}

.product-cat-card-large:hover {
    transform: none;
}

.product-cat-card-large .cat-card-img {
    aspect-ratio: 4 / 3;
    background: var(--surface-2);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.product-cat-card-large .cat-card-img img {
    height: 100%;
    max-width: 100%;
    object-fit: cover;
    position: static;
    width: 100%;
}

.cat-card-overlay {
    background: transparent;
    inset: auto;
    min-height: 76px;
    padding: 16px 1px 0;
    position: static;
}

.cat-card-overlay h3 {
    color: var(--ink);
    font-size: 1rem;
    line-height: 1.35;
    margin-bottom: 7px;
}

.cat-card-overlay > span {
    color: var(--brand);
    font-size: 0.78rem;
}

.product-items-grid {
    gap: 38px 20px;
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.product-item {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 6px;
    min-width: 0;
    overflow: hidden;
    transition: border-color 180ms var(--ease-standard), transform 180ms var(--ease-standard);
}

.product-item:hover {
    border-color: var(--line-strong);
    transform: translateY(-2px);
}

.product-item-img {
    aspect-ratio: 1;
    background: var(--surface-2);
    border-radius: 0;
    overflow: hidden;
}

.product-item-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s var(--ease-standard);
}

.product-item:hover .product-item-img img {
    transform: scale(1.04);
}

.product-item-info {
    padding: 14px 16px 16px;
}

.product-item-info h4 {
    font-size: 0.95rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
    margin-bottom: 8px;
    font-weight: 600;
}

.product-item-info .btn {
    background: transparent;
    border: 0;
    color: var(--brand);
    min-height: 34px;
    padding: 7px 0;
}

.product-item-info .btn:hover {
    background: transparent;
    color: var(--brand-hover);
    transform: none;
}

/* Category pages */
.catp-feature-list li,
.catp-oem-list li,
.service-benefits li {
    border-bottom: 1px solid var(--line);
    padding: 12px 0 12px 24px;
}

.catp-feature-list li::before,
.catp-oem-list li::before,
.service-benefits li::before {
    background: var(--accent);
    border-radius: 0;
    height: 1px;
    left: 0;
    top: 23px;
    width: 10px;
}

.catp-subcat-grid {
    border-top: 1px solid var(--line-strong);
    gap: 0;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.catp-subcat-card {
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    min-height: 184px;
    padding: 28px 28px 24px 0;
    text-align: left;
}

.catp-subcat-card:nth-child(3n + 2),
.catp-subcat-card:nth-child(3n) {
    border-left: 1px solid var(--line);
    padding-left: 28px;
}

.catp-subcat-card:hover {
    background: var(--surface-2);
    transform: none;
}

.catp-subcat-index {
    border: 0;
    border-radius: 0;
    color: var(--ink-4);
    display: block;
    height: auto;
    margin-bottom: 34px;
    width: auto;
}

.catp-subcat-card h4 {
    margin-bottom: 9px;
}

.catp-why-grid,
.catp-process-grid,
.tips-grid,
.yiwu-stats-grid,
.why-yiwu-grid {
    border-top: 1px solid var(--line-strong);
    gap: 0;
}

.catp-why-card,
.catp-step,
.tip-card,
.yiwu-stat-card,
.why-card {
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    border-right: 1px solid var(--line);
    min-height: 210px;
    padding: 30px 24px;
    text-align: left;
}

.catp-why-card:last-child,
.catp-step:last-child,
.tip-card:last-child,
.yiwu-stat-card:last-child {
    border-right: 0;
}

.catp-why-card:hover,
.catp-step:hover,
.tip-card:hover,
.yiwu-stat-card:hover,
.why-card:hover {
    transform: none;
}

.catp-why-icon,
.tip-icon,
.yiwu-stat-icon,
.why-icon {
    justify-content: flex-start;
}

.catp-step-num {
    background: transparent;
    border-radius: 0;
    color: var(--ink-4);
    display: block;
    font-size: 0.74rem;
    height: auto;
    margin-bottom: 44px;
    width: auto;
}

.catp-cta.text-center,
.catp-cta .text-center {
    text-align: left;
}

.how-we-help .help-grid {
    border-top: 1px solid var(--night-line);
    gap: 0;
}

.how-we-help .help-card {
    background: transparent;
    border: 0;
    border-bottom: 1px solid var(--night-line);
    border-radius: 0;
    border-right: 1px solid var(--night-line);
    min-height: 220px;
    padding: 30px 24px 30px 0;
    text-align: left;
}

.how-we-help .help-card:nth-child(4n) {
    border-right: 0;
    padding-right: 0;
}

.how-we-help .help-icon {
    justify-content: flex-start;
}

/* Yiwu travel guide */
.fare-grid {
    align-items: center;
    display: grid;
    gap: clamp(42px, 7vw, 88px);
    grid-template-columns: 1fr 1fr;
}

.travel-overview-image {
    aspect-ratio: 4 / 3;
    border-radius: 4px;
    object-fit: cover;
    width: 100%;
}

.travel-options {
    margin-top: 20px;
}

.fairs-list {
    border-top: 1px solid var(--line-strong);
    max-width: 900px;
}

.fair-item {
    border-bottom: 1px solid var(--line);
    display: grid;
    gap: 24px;
    grid-template-columns: 180px 1fr;
    padding: 24px 0;
}

.fair-item h4,
.fair-item p {
    margin: 0;
}

/* Contact */
.contact-grid {
    align-items: start;
    gap: clamp(52px, 7vw, 92px);
    grid-template-columns: minmax(0, 1.12fr) minmax(340px, 0.88fr);
}

.contact-form-wrapper {
    border: 0;
    border-radius: 0;
    padding: 0;
}

.response-note {
    align-items: center;
    color: var(--brand);
    display: flex;
    font-size: 0.82rem;
    font-weight: 600;
    gap: 8px;
    margin-bottom: 24px;
}

.response-note-icon {
    display: inline-flex;
}

.contact-form-wrapper h2 {
    font-size: 2.35rem;
    margin-bottom: 34px;
}

.contact-form {
    gap: 22px;
}

.form-group {
    gap: 8px;
}

.form-group label {
    font-size: 0.8rem;
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    background: var(--surface);
    border-radius: 4px;
}

.contact-info-sidebar {
    border-left: 1px solid var(--line);
    gap: 0;
    padding-left: clamp(34px, 4vw, 58px);
}

.contact-info-card {
    background: transparent;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    color: var(--ink);
    padding: 4px 0 38px;
}

.contact-info-card h3 {
    color: var(--ink);
    font-size: 1.4rem;
}

.contact-info-card > p {
    color: var(--ink-2);
}

.contact-detail-icon {
    color: var(--brand);
}

.contact-detail-item strong {
    color: var(--ink);
}

.contact-detail-item span,
.contact-detail-item a {
    color: var(--ink-2);
    line-height: 1.6;
}

.contact-detail-item a:hover {
    color: var(--brand);
}

.contact-map {
    border: 0;
    border-bottom: 1px solid var(--line);
    border-radius: 0;
    height: 180px;
}

.map-placeholder {
    align-items: flex-start;
    background: transparent;
    text-align: left;
}

.quick-contact-card {
    background: transparent;
    border: 0;
    border-radius: 0;
    color: var(--ink);
    padding: 34px 0 0;
    text-align: left;
}

.quick-contact-card h4 {
    color: var(--ink);
}

.quick-contact-card p {
    color: var(--ink-2);
}

.quick-contact-actions {
    display: flex;
    gap: 10px;
}

.quick-contact-actions .btn-outline-light {
    border-color: var(--line-strong);
    color: var(--ink);
}

/* Journal, articles, legal content, search and 404 */
.blog-grid {
    gap: 48px 26px;
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.blog-card {
    border: 0;
    border-radius: 0;
    overflow: visible;
}

.blog-card:hover {
    transform: none;
}

.blog-card-image {
    border-radius: 4px;
    overflow: hidden;
}

.blog-card-body {
    padding: 20px 0 0;
}

.no-posts {
    align-items: start;
    display: grid;
    gap: 80px;
    grid-template-columns: 0.9fr 1.1fr;
    margin: 0;
    padding: 20px 0 8px;
    text-align: left;
}

.no-posts-copy h2 {
    font-size: 2.1rem;
    margin-bottom: 18px;
}

.no-posts-copy p {
    max-width: 440px;
}

.no-posts-links {
    border-top: 1px solid var(--line-strong);
}

.no-posts-links a {
    align-items: center;
    border-bottom: 1px solid var(--line);
    color: var(--ink);
    display: grid;
    font-size: 0.92rem;
    font-weight: 600;
    gap: 16px;
    grid-template-columns: 28px 1fr auto;
    min-height: 70px;
}

.no-posts-links a:hover {
    color: var(--brand);
}

.no-posts-links span {
    color: var(--ink-4);
    font-size: 0.72rem;
}

.no-posts-links .no-posts-link-label {
    color: inherit;
    font-size: inherit;
}

.single-post .content-area,
.site-page-content .content-area {
    max-width: 840px;
}

.single-post .content-area {
    margin-inline: auto;
}

.post-header {
    margin-bottom: 48px;
    text-align: left;
}

.post-title {
    font-size: 3.25rem;
    letter-spacing: 0;
    max-width: 850px;
}

.post-content,
.single-post .content-area {
    font-size: 1.02rem;
    line-height: 1.8;
}

.legal-document {
    color: var(--ink-2);
}

.legal-document .legal-updated {
    color: var(--ink-4);
    font-size: 0.86rem;
    font-weight: 500;
    margin-bottom: 28px;
}

.legal-document .legal-lead {
    color: var(--ink);
    font-size: clamp(1.12rem, 2vw, 1.32rem);
    line-height: 1.58;
    margin-bottom: 56px;
    max-width: 760px;
}

.legal-document h2 {
    border-top: 1px solid var(--line);
    color: var(--ink);
    font-size: 1.28rem;
    font-weight: 600;
    margin: 48px 0 16px;
    padding-top: 24px;
}

.legal-document p,
.legal-document ul,
.legal-document ol {
    max-width: 760px;
}

.legal-document ul,
.legal-document ol {
    margin: 20px 0 30px;
    padding-left: 22px;
}

.legal-document li + li {
    margin-top: 10px;
}

.legal-document a {
    color: var(--primary);
    text-decoration: underline;
    text-decoration-color: var(--line-strong);
    text-underline-offset: 3px;
}

.legal-document a:hover {
    text-decoration-color: currentColor;
}

.post-cta {
    background: var(--canvas);
    border: 0;
    border-left: 3px solid var(--brand);
    border-radius: 0;
    padding: 32px 36px;
}

.page-header {
    background: var(--canvas);
    border-bottom: 1px solid var(--line);
    padding: 64px 0;
    text-align: left;
}

.page-header h1 {
    color: var(--ink);
}

.search-results-page .search-form,
.error-page .search-form {
    margin-left: 0;
}

.search-results-list {
    margin-left: 0;
}

.error-page {
    background: var(--canvas);
}

.error-page-inner {
    margin-inline: 0;
    text-align: left;
}

.error-code {
    color: var(--brand);
    font-size: 5rem;
    letter-spacing: 0;
    margin-bottom: 24px;
}

.error-page-inner > p {
    margin-left: 0;
}

.error-page-actions {
    justify-content: flex-start;
}

/* Responsive */
@media (max-width: 1024px) {
    .about-principles .services-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-principles .service-card,
    .about-principles .service-card:nth-child(3n + 2),
    .about-principles .service-card:nth-child(3n) {
        border-right: 0;
        padding-left: 0;
        padding-right: 34px;
    }

    .about-principles .service-card:nth-child(even) {
        border-left: 1px solid var(--line);
        padding-left: 34px;
    }

    .process-steps,
    .about-process-grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }

    .process-step:nth-child(3n) {
        border-right: 0;
    }

    .process-step:nth-child(-n + 3) {
        border-bottom: 1px solid var(--line);
    }

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

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

    .contact-info-sidebar {
        border-left: 0;
        border-top: 1px solid var(--line-strong);
        padding-left: 0;
        padding-top: 48px;
    }

    .catp-subcat-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .catp-subcat-card:nth-child(3n + 2),
    .catp-subcat-card:nth-child(3n) {
        border-left: 0;
        padding-left: 0;
    }

    .catp-subcat-card:nth-child(even) {
        border-left: 1px solid var(--line);
        padding-left: 28px;
    }
}

@media (max-width: 768px) {
    .page-hero,
    .page-hero-lg,
    .catp-hero {
        height: 300px;
    }

    .page-hero-content h1 {
        font-size: 2.3rem;
    }

    .section-header.text-center {
        text-align: left;
    }

    .services-grid,
    .about-principles .services-grid {
        grid-template-columns: 1fr;
    }

    .service-card,
    .service-card:nth-child(even),
    .about-principles .service-card,
    .about-principles .service-card:nth-child(even),
    .about-principles .service-card:nth-child(3n + 2),
    .about-principles .service-card:nth-child(3n) {
        border-left: 0;
        min-height: 0;
        padding: 30px 50px 30px 0;
    }

    .process-steps,
    .about-process-grid {
        grid-template-columns: 1fr 1fr;
    }

    .process-step,
    .process-step:nth-child(3n) {
        border-bottom: 1px solid var(--line);
        border-right: 1px solid var(--line);
        min-height: 130px;
    }

    .process-step:nth-child(even) {
        border-right: 0;
    }

    .service-detail-content h2 {
        font-size: 2rem;
    }

    .filter-bar-inner {
        flex-direction: column;
    }

    .filter-selects,
    .filter-selects select {
        min-width: 0;
        width: 100%;
    }

    .product-categories-grid {
        gap: 34px 14px;
    }

    .catp-subcat-grid {
        grid-template-columns: 1fr;
    }

    .catp-subcat-card,
    .catp-subcat-card:nth-child(even),
    .catp-subcat-card:nth-child(3n + 2),
    .catp-subcat-card:nth-child(3n) {
        border-left: 0;
        min-height: 154px;
        padding: 24px 0;
    }

    .catp-why-grid,
    .catp-process-grid,
    .tips-grid,
    .yiwu-stats-grid,
    .why-yiwu-grid {
        grid-template-columns: 1fr 1fr;
    }

    .catp-why-card,
    .catp-step,
    .tip-card,
    .yiwu-stat-card,
    .why-card {
        min-height: 190px;
    }

    .catp-why-card:nth-child(even),
    .catp-step:nth-child(even),
    .tip-card:nth-child(even),
    .yiwu-stat-card:nth-child(even),
    .why-card:nth-child(even) {
        border-right: 0;
    }

    .contact-form-wrapper {
        padding: 0;
    }

    .no-posts {
        gap: 46px;
        grid-template-columns: 1fr;
    }

    .fair-item {
        gap: 8px;
        grid-template-columns: 1fr;
    }

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

    .post-title {
        font-size: 2.35rem;
    }
}

@media (max-width: 520px) {
    .page-hero-content h1 {
        font-size: 2.05rem;
    }

    .product-categories-grid,
    .product-items-grid {
        grid-template-columns: 1fr;
    }

    .product-categories-grid {
        grid-template-columns: minmax(0, 1fr);
        min-width: 0;
    }

    .product-cat-card-large {
        min-width: 0;
    }

    .product-cat-card-large .cat-card-img img {
        max-width: 100%;
    }

    .catp-why-grid,
    .catp-process-grid,
    .tips-grid,
    .yiwu-stats-grid,
    .why-yiwu-grid {
        grid-template-columns: 1fr;
    }

    .catp-why-card,
    .catp-step,
    .tip-card,
    .yiwu-stat-card,
    .why-card {
        border-right: 0;
        min-height: 0;
        padding-inline: 0;
    }

    .quick-contact-actions,
    .error-page-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .quick-contact-actions .btn,
    .error-page-actions .btn {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .service-card::after {
        transition: none;
    }
}