/* Matson — Resources section (articles + hub). Linked only from site/resources/** — scope: body.resource-site */
/* article-sand-casting.css must be loaded via an explicit <link> before this file (avoid @import: CSP / some servers block it). */

/* ========== Hub & guide pages (index, FAQs, KB, material, processes, design) ========== */

.resource-site header .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 clamp(16px, 4vw, 28px);
}

.resource-site header .container .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding: 1rem 0;
    gap: 0.75rem;
}

.resource-site .btn-outline {
    border: 2px solid #e68a2e;
    color: #e68a2e;
    background: transparent;
    padding: 0.7rem 1.6rem;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: 0.2s;
}

.resource-site .btn-outline:hover {
    background: #e68a2e;
    color: #0a2a3b;
}

.resource-site .btn-secondary {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 0.7rem 1.6rem;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: 0.2s;
}

.resource-site .btn-secondary:hover {
    background: #fff;
    color: #0a2a3b;
}

.resource-site .hero {
    position: relative;
    min-height: clamp(320px, 55vh, 500px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    /* Shared resources hero art (path relative to site/css/) */
    background-color: #0f2c36;
    background-image: linear-gradient(97deg, rgba(15, 44, 54, 0.88) 0%, rgba(29, 66, 79, 0.88) 100%),
        url("../images/Sand-Casting-Process-Collage.jpeg");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.resource-site .hero-content {
    max-width: 800px;
    padding: clamp(1.5rem, 4vw, 2rem);
    color: #fff;
}

.resource-site .hero-content h1 {
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 800;
    margin-bottom: 1rem;
    line-height: 1.15;
}

.resource-site .hero-content h2 {
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 800;
    margin-bottom: 1rem;
}

.resource-site .hero-content p {
    font-size: clamp(1rem, 2.5vw, 1.2rem);
    opacity: 0.92;
    margin-bottom: 0.5rem;
}

.resource-site .hero-img-note {
    position: absolute;
    bottom: 16px;
    right: 16px;
    background: rgba(0, 0, 0, 0.7);
    color: #ffdd99;
    padding: 6px 14px;
    font-size: 0.75rem;
    border-radius: 30px;
    font-family: ui-monospace, monospace;
    pointer-events: none;
    z-index: 3;
}

.resource-site .section {
    padding: clamp(3rem, 8vw, 5rem) 0;
}

.resource-site .section-title {
    font-size: clamp(1.65rem, 3vw, 2.2rem);
    font-weight: 700;
    margin-bottom: 1rem;
    color: #0a2a3b;
    text-align: center;
}

.resource-site .section-sub {
    text-align: center;
    color: #5e6f7d;
    max-width: 700px;
    margin: 0 auto 2.5rem;
    line-height: 1.6;
}

.resource-site .categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: clamp(1.25rem, 3vw, 2rem);
    margin-top: 2rem;
}

.resource-site .category-card {
    background: #fff;
    border-radius: 24px;
    padding: clamp(1.5rem, 3vw, 2rem);
    box-shadow: 0 8px 28px rgba(10, 42, 59, 0.07);
    transition: transform 0.2s, box-shadow 0.2s;
    border: 1px solid #e8eef2;
    text-align: center;
}

.resource-site .category-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 36px rgba(10, 42, 59, 0.1);
}

.resource-site .category-card i {
    font-size: 2.5rem;
    color: #e68a2e;
    margin-bottom: 1rem;
}

.resource-site .category-card h3 {
    font-size: 1.35rem;
    margin-bottom: 0.5rem;
    color: #0a2a3b;
}

.resource-site .category-card p {
    color: #5e6f7d;
    margin-bottom: 1rem;
    line-height: 1.55;
}

.resource-site .featured-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.25rem, 3vw, 2rem);
    margin-top: 2rem;
}

.resource-site .featured-card {
    background: #fff;
    border-radius: 20px;
    padding: 1.5rem;
    box-shadow: 0 8px 24px rgba(10, 42, 59, 0.06);
    border: 1px solid #e8eef2;
}

.resource-site .featured-card .category-tag {
    display: inline-block;
    background: rgba(230, 138, 46, 0.12);
    color: #c97616;
    padding: 0.2rem 0.8rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.resource-site .featured-card h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: #0a2a3b;
}

.resource-site .featured-card p {
    color: #5e6f7d;
    margin-bottom: 1rem;
    line-height: 1.55;
}

.resource-site .clusters-grid,
.resource-site .cluster-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1.25rem, 3vw, 2rem);
    margin-top: 2rem;
}

.resource-site .cluster-card {
    background: #fff;
    border-radius: 20px;
    padding: 1.5rem;
    border: 1px solid #e8eef2;
    box-shadow: 0 4px 16px rgba(10, 42, 59, 0.05);
}

.resource-site .cluster-card h3 {
    font-size: 1.15rem;
    margin-bottom: 1rem;
    color: #0a2a3b;
    border-left: 3px solid #e68a2e;
    padding-left: 0.75rem;
}

.resource-site .cluster-card ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.resource-site .cluster-card li {
    margin-bottom: 0.55rem;
}

.resource-site .cluster-card a {
    color: #5e6f7d;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.resource-site .cluster-card a:hover {
    color: #e68a2e;
}

.resource-site .cta-section {
    background: linear-gradient(135deg, #0f2c36 0%, #1a4a5a 100%);
    border-radius: clamp(24px, 4vw, 48px);
    padding: clamp(2rem, 5vw, 3rem) clamp(1.5rem, 4vw, 2rem);
    text-align: center;
    color: #fff;
    margin: clamp(1.5rem, 4vw, 2rem) 0;
    border: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 12px 40px rgba(10, 42, 59, 0.15);
}

.resource-site .cta-section h2 {
    font-size: clamp(1.5rem, 3vw, 2rem);
    margin-bottom: 1rem;
}

.resource-site .cta-section .btn-primary {
    margin: 0.35rem;
}

.resource-site .cta-section .btn-outline {
    border-color: #fff;
    color: #fff;
}

.resource-site .cta-section .btn-outline:hover {
    background: #fff;
    color: #0a2a3b;
}

.resource-site .img-placeholder {
    background-color: #eef2f6;
    border-radius: 24px;
    text-align: center;
}

.resource-site .badge-note {
    font-size: 0.7rem;
    background: rgba(0, 0, 0, 0.55);
    display: inline-block;
    padding: 2px 8px;
    border-radius: 20px;
    margin-top: 6px;
    color: #ffdd99;
}

.resource-site .two-columns {
    display: flex;
    gap: clamp(1.5rem, 4vw, 3rem);
    align-items: center;
    flex-wrap: wrap;
}

.resource-site .two-columns .text-col,
.resource-site .two-columns .img-col {
    flex: 1;
    min-width: min(100%, 280px);
}

.resource-site .material-compare {
    background: #f1f5f9;
    border-radius: 28px;
    padding: clamp(1.25rem, 3vw, 2rem);
    margin-top: 1.5rem;
    border: 1px solid #e2e8f0;
}

.resource-site .specs-table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 8px 24px rgba(10, 42, 59, 0.06);
    margin: 1.5rem 0;
}

.resource-site .specs-table-wrap {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 20px;
    margin: 1.5rem 0;
}

.resource-site .specs-table th,
.resource-site .specs-table td {
    padding: 0.85rem 1.25rem;
    border-bottom: 1px solid #e2e8f0;
    text-align: left;
}

.resource-site .specs-table th {
    background: #0a2a3b;
    color: #fff;
    font-weight: 600;
}

.resource-site .download-cta,
.resource-site .bottom-cta,
.resource-site .cta-bottom {
    background: linear-gradient(97deg, #0f2c36 0%, #1d424f 100%);
    border-radius: clamp(24px, 4vw, 48px);
    padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 2rem);
    text-align: center;
    color: #fff;
    background-size: cover;
    background-position: center;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.resource-site .process-card {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #e8eef2;
    box-shadow: 0 8px 28px rgba(10, 42, 59, 0.07);
    background: #fff;
}

.resource-site .principle-card,
.resource-site .feature-card {
    background: #fff;
    border-radius: 16px;
    padding: 1.35rem;
    border: 1px solid #e8eef2;
    box-shadow: 0 4px 16px rgba(10, 42, 59, 0.05);
}

.resource-site .principle-card h3 {
    color: #e68a2e;
    margin-bottom: 0.5rem;
}

.resource-site .principles-grid,
.resource-site .feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.25rem;
}

.resource-site .comparison-box {
    background: #f8fafc;
    border-radius: 16px;
    padding: 1.25rem;
    border: 1px solid #e2e8f0;
}

.resource-site .search-container {
    max-width: 600px;
    margin: 2rem auto 0;
}

.resource-site .search-section {
    padding: 2rem 0 1rem;
}

.resource-site .search-box {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 60px;
    box-shadow: 0 4px 16px rgba(10, 42, 59, 0.08);
    border: 1px solid #e2e8f0;
    overflow: hidden;
}

.resource-site .search-box i {
    padding: 0 1rem;
    color: #94a3b8;
}

.resource-site .search-box input {
    flex: 1;
    padding: 1rem 0;
    border: none;
    font-size: 1rem;
    font-family: inherit;
    outline: none;
}

.resource-site .search-box button {
    background: #e68a2e;
    border: none;
    padding: 0 1.5rem;
    min-height: 52px;
    color: #fff;
    font-weight: 600;
    cursor: pointer;
    transition: 0.2s;
}

.resource-site .search-box button:hover {
    background: #cf7418;
}

.resource-site .category-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin: 1.5rem 0;
}

.resource-site .filter-btn {
    padding: 0.5rem 1rem;
    border-radius: 999px;
    border: 1px solid #e2e8f0;
    background: #fff;
    cursor: pointer;
    font-weight: 500;
    transition: 0.2s;
}

.resource-site .filter-btn.active {
    background: #0a2a3b;
    color: #fff;
    border-color: #0a2a3b;
}

.resource-site .filter-btn:hover:not(.active) {
    border-color: #e68a2e;
    color: #e68a2e;
}

.resource-site .faq-page-section,
.resource-site .faq-section,
.resource-site #faqRoot {
    padding: clamp(2rem, 5vw, 3rem) 0 clamp(3rem, 8vw, 5rem);
}

.resource-site .faq-category {
    margin-bottom: 2.5rem;
}

.resource-site .faq-category h2 {
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
    font-weight: 700;
    color: #0a2a3b;
    border-left: 5px solid #e68a2e;
    padding-left: 1rem;
    margin-bottom: 1.25rem;
}

.resource-site .faq-item {
    background: #fff;
    border-radius: 16px;
    margin-bottom: 0.75rem;
    box-shadow: 0 2px 12px rgba(10, 42, 59, 0.06);
    border: 1px solid #e8eef2;
    transition: 0.2s;
}

.resource-site details.faq-item {
    overflow: hidden;
}

.resource-site summary.faq-summary {
    padding: 1.1rem 1.35rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    background: #f8fafc;
    list-style: none;
    font: inherit;
    text-align: left;
}

.resource-site summary.faq-summary::-webkit-details-marker {
    display: none;
}

.resource-site details.faq-item[open] summary.faq-summary {
    background: #f1f5f9;
}

.resource-site details.faq-item .faq-answer {
    display: block;
    padding: 0 1.35rem 1.15rem;
    border-top: 1px solid #e2e8f0;
    color: #334155;
    line-height: 1.65;
}

.resource-site .faq-chevron {
    transition: transform 0.2s ease;
    color: #94a3b8;
}

.resource-site details.faq-item[open] .faq-chevron {
    transform: rotate(180deg);
}

.resource-site .faq-question {
    padding: 1.1rem 1.35rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.75rem;
    background: #f8fafc;
    border-radius: 16px;
    width: 100%;
    font: inherit;
    text-align: left;
    border: none;
}

.resource-site .faq-question:hover {
    background: #f1f5f9;
}

.resource-site .faq-item:not(details) .faq-answer {
    padding: 0 1.35rem 1.15rem;
    display: none;
    border-top: 1px solid #e2e8f0;
    color: #334155;
    line-height: 1.65;
}

.resource-site .faq-item:not(details).active .faq-answer {
    display: block;
}

.resource-site .no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: #5e6f7d;
    font-size: 1.05rem;
}

.resource-site .featured-section {
    padding: 2rem 0;
}

.resource-site .featured-img {
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #e8eef2;
    box-shadow: 0 12px 36px rgba(10, 42, 59, 0.1);
}

.resource-site .read-link {
    font-weight: 600;
    color: #e68a2e;
    text-decoration: none;
}

.resource-site .read-link:hover {
    text-decoration: underline;
}

.resource-site .articles-section {
    padding: 2rem 0 4rem;
}

.resource-site .articles-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.resource-site .article-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
    background: #fff;
    padding: 1.25rem 1.5rem;
    border-radius: 16px;
    border: 1px solid #e8eef2;
    box-shadow: 0 4px 14px rgba(10, 42, 59, 0.05);
}

.resource-site .article-info h3 {
    font-size: 1.1rem;
    margin-bottom: 0.35rem;
    color: #0a2a3b;
}

.resource-site .article-info p {
    color: #5e6f7d;
    font-size: 0.95rem;
    line-height: 1.5;
}

.resource-site .article-meta {
    font-size: 0.8rem;
    color: #94a3b8;
    margin-top: 0.35rem;
}

.resource-site .article-link a {
    font-weight: 600;
    color: #e68a2e;
    text-decoration: none;
    white-space: nowrap;
}

.resource-site .article-link a:hover {
    text-decoration: underline;
}

.resource-site .clusters-section {
    padding: 2rem 0 4rem;
}

@media (max-width: 900px) {
    .resource-site header .nav-links {
        align-items: flex-start;
    }

    .resource-site .hero-content h1,
    .resource-site .hero-content h2 {
        font-size: clamp(1.75rem, 6vw, 2.25rem);
    }

    .resource-site .article-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .resource-site .article-link {
        align-self: flex-start;
    }
}