/* ============================================================
 * Projects (case studies) — Schlickmann Construction
 * Reuses tokens from design-system.css
 * Reuses .blog-prose for case-study body styling
 * ============================================================ */

/* ─── 1) HERO (index + show share base) ─── */
.projects-hero,
.project-single-hero {
    position: relative;
    color: #fff;
    overflow: hidden;
    isolation: isolate;
    padding: 96px 0 80px;
    background: linear-gradient(135deg, var(--color-primary) 0%, #1a2c4a 100%);
}
.projects-hero-bg,
.project-single-hero-bg {
    position: absolute; inset: 0;
    z-index: -2;
}
.projects-hero-bg picture, .projects-hero-bg img,
.project-single-hero-bg picture, .project-single-hero-bg img {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
}
.projects-hero-overlay,
.project-single-hero-overlay {
    position: absolute; inset: 0;
    z-index: -1;
    background:
        linear-gradient(180deg, rgba(18, 36, 59, 0.55) 0%, rgba(18, 36, 59, 0.92) 100%);
}
.projects-hero-inner,
.project-single-hero-inner {
    max-width: 920px;
}
.projects-hero-inner { text-align: center; margin: 0 auto; }

.projects-hero-title,
.project-single-title {
    font-family: 'Roboto Slab', Georgia, serif;
    font-size: clamp(2rem, 4.6vw, 3.2rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.02em;
    margin: 18px 0 22px;
    color: #fff;
}
.projects-hero-title > span,
.project-single-title > span { display: block; }
.projects-hero-title .text-accent { color: #B8C8DC; margin-top: 4px; }

.projects-hero-lead,
.project-single-summary {
    max-width: 720px;
    margin: 0 auto;
    font-size: 17px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.85);
}
.project-single-summary { margin: 0 0 22px; }

/* ─── 2) FILTER CHIPS (index) ─── */
.projects-filterbar {
    background: #F4F7FB;
    border-bottom: 1px solid rgba(18, 36, 59, 0.08);
    padding: 18px 0;
}
.projects-chips {
    display: flex; gap: 8px;
    flex-wrap: wrap;
    overflow-x: auto;
}
.projects-chip {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px;
    background: #fff;
    border: 1.5px solid rgba(18, 36, 59, 0.12);
    border-radius: 999px;
    color: var(--color-primary);
    font-size: 13.5px;
    font-weight: 600;
    text-decoration: none;
    transition: background 0.18s ease, color 0.18s ease, border-color 0.18s ease;
    white-space: nowrap;
}
.projects-chip:hover {
    border-color: var(--color-secondary);
    color: var(--color-secondary);
}
.projects-chip.is-active {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}
.projects-chip span {
    font-size: 11.5px;
    padding: 1px 7px;
    background: rgba(0,0,0,0.07);
    border-radius: 999px;
    font-weight: 700;
}
.projects-chip.is-active span { background: rgba(255,255,255,0.18); color: #fff; }

/* ─── 3) GRID (index) ─── */
.projects-grid-section {
    padding: 56px 0 72px;
    background: #F4F7FB;
}
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}
.project-card {
    background: #fff;
    border: 1px solid rgba(18, 36, 59, 0.08);
    border-radius: 14px;
    overflow: hidden;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.project-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 44px rgba(18, 36, 59, 0.10);
    border-color: rgba(109, 139, 178, 0.30);
}
.project-card--featured {
    grid-column: span 2;
}
.project-card--featured .project-card-img { aspect-ratio: 16 / 7; }
.project-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
    height: 100%;
}

.project-card-img {
    position: relative;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: linear-gradient(135deg, #1a2c4a 0%, #2d4664 100%);
}
.project-card-img img,
.project-card-img picture {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.project-card:hover .project-card-img img { transform: scale(1.04); }
.project-card-img--placeholder {
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.35);
}
.project-card-badge {
    position: absolute; top: 12px; right: 12px;
    padding: 4px 12px;
    background: var(--color-gold);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 999px;
}
.project-card-type {
    position: absolute; top: 12px; left: 12px;
    padding: 4px 12px;
    background: rgba(18, 36, 59, 0.85);
    backdrop-filter: blur(6px);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-radius: 999px;
}

.project-card-body {
    padding: 22px 24px 24px;
    display: flex; flex-direction: column;
    gap: 12px;
}
.project-card-title {
    font-family: 'Roboto Slab', Georgia, serif;
    font-size: 20px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.25;
    margin: 0;
    letter-spacing: -0.005em;
}
.project-card--featured .project-card-title { font-size: 26px; }
.project-card-summary {
    color: var(--text-muted, #5C6F84);
    font-size: 14.5px;
    line-height: 1.6;
    margin: 0;
}
.project-card-meta {
    display: flex; flex-wrap: wrap; gap: 16px;
    font-size: 12.5px;
    color: var(--text-muted, #5C6F84);
    padding-top: 4px;
    border-top: 1px solid rgba(18, 36, 59, 0.06);
    margin-top: 4px;
    padding: 10px 0 0;
}
.project-card-meta span { display: inline-flex; align-items: center; gap: 5px; }
.project-card-cta {
    display: inline-flex; align-items: center; gap: 6px;
    color: var(--color-secondary);
    font-weight: 700;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: 4px;
    transition: gap 0.2s ease, color 0.2s ease;
}
.project-card:hover .project-card-cta {
    gap: 10px;
    color: var(--color-primary);
}

/* Empty state */
.projects-empty {
    text-align: center;
    padding: 80px 20px;
    background: #fff;
    border-radius: 14px;
    border: 1px solid rgba(18, 36, 59, 0.08);
}
.projects-empty h2 {
    font-family: 'Roboto Slab', Georgia, serif;
    color: var(--color-primary);
    margin: 0 0 8px;
}
.projects-empty p { color: var(--text-muted, #5C6F84); }
.projects-empty a { color: var(--color-secondary); text-decoration: underline; }

/* Pagination */
.projects-pagination {
    display: flex; align-items: center; justify-content: space-between;
    gap: 16px;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid rgba(18, 36, 59, 0.10);
    flex-wrap: wrap;
}
.projects-pagination span { color: var(--text-muted, #5C6F84); font-size: 13.5px; }
.projects-pagination strong { color: var(--color-primary); }
.projects-pagination-arrow {
    display: inline-flex; align-items: center;
    padding: 10px 22px;
    background: #fff;
    border: 1.5px solid rgba(18, 36, 59, 0.12);
    border-radius: 999px;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 700;
    font-size: 13.5px;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}
.projects-pagination-arrow:hover {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
}

/* ─── 4) SHOW — breadcrumb, type pill, facts ─── */
.project-single-breadcrumb {
    display: flex; flex-wrap: wrap; gap: 8px;
    align-items: center;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.70);
    margin-bottom: 18px;
}
.project-single-breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
}
.project-single-breadcrumb a:hover { color: #fff; text-decoration: underline; }

.project-single-type-pill {
    display: inline-block;
    padding: 4px 14px;
    background: var(--color-gold);
    color: #fff;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.7px;
    text-transform: uppercase;
    border-radius: 999px;
    text-decoration: none;
    margin-bottom: 16px;
}
.project-single-type-pill:hover { background: #a07e3f; }

.project-single-facts {
    list-style: none;
    margin: 28px 0 0;
    padding: 22px 0 0;
    border-top: 1px solid rgba(255, 255, 255, 0.20);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 18px;
}
.project-single-facts li {
    display: flex; flex-direction: column;
    gap: 4px;
}
.project-single-facts span {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.7px;
    color: rgba(255, 255, 255, 0.60);
}
.project-single-facts strong {
    font-size: 16px;
    font-weight: 700;
    color: #fff;
}

/* ─── 5) Video walkthrough ─── */
.project-single-video {
    background: #F4F7FB;
    padding: 48px 0 0;
}
.project-single-video-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    border-radius: 14px;
    overflow: hidden;
    background: #000;
    box-shadow: 0 18px 44px rgba(18, 36, 59, 0.18);
}
.project-single-video-frame iframe {
    position: absolute; inset: 0;
    width: 100%; height: 100%;
    border: 0;
}

/* ─── 6) Body content ─── */
.project-single-content {
    padding: 56px 0 64px;
    background: #F4F7FB;
}
.project-single-main {
    background: #fff;
    border: 1px solid rgba(18, 36, 59, 0.08);
    border-radius: 14px;
    padding: 44px 52px;
    max-width: 880px;
    margin: 0 auto;
}
@media (max-width: 720px) {
    .project-single-main { padding: 28px 22px; }
}

/* Reuse .blog-prose from blog.css for case-study body — see blog.css */

/* ─── 7) Gallery ─── */
.project-single-gallery {
    padding: 56px 0 64px;
    background: #fff;
    border-top: 1px solid rgba(18, 36, 59, 0.08);
}
.project-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 14px;
}
.project-gallery-item {
    margin: 0;
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    background: linear-gradient(135deg, #1a2c4a 0%, #2d4664 100%);
    transition: transform 0.18s ease;
}
.project-gallery-item:hover { transform: translateY(-2px); }
.project-gallery-item img,
.project-gallery-item picture {
    width: 100%; height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}
.project-gallery-item:hover img { transform: scale(1.04); }

/* Featured in gallery: big top tile */
.project-gallery-item:first-child {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
}
@media (max-width: 720px) {
    .project-gallery-item:first-child { grid-column: span 1; aspect-ratio: 4 / 3; }
}

/* ─── 8) Related ─── */
.project-related {
    padding: 56px 0 64px;
    background: #F4F7FB;
}
.project-related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.project-related-card {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(18, 36, 59, 0.08);
    background: #fff;
    transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}
.project-related-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(18, 36, 59, 0.10);
    border-color: rgba(109, 139, 178, 0.30);
}
.project-related-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}
.project-related-card-img {
    aspect-ratio: 4 / 3;
    overflow: hidden;
    background: linear-gradient(135deg, #1a2c4a 0%, #2d4664 100%);
}
.project-related-card-img img,
.project-related-card-img picture {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.45s ease;
}
.project-related-card:hover .project-related-card-img img { transform: scale(1.04); }
.project-related-card-img--placeholder {
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.30);
}
.project-related-card-body { padding: 16px 20px 20px; }
.project-related-card-body h3 {
    font-family: 'Roboto Slab', Georgia, serif;
    font-size: 15.5px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.3;
    margin: 0 0 6px;
    letter-spacing: -0.005em;
}
.project-related-card-meta {
    display: block;
    color: var(--text-muted, #5C6F84);
    font-size: 12px;
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
    .project-card--featured { grid-column: span 1; }
    .project-card--featured .project-card-img { aspect-ratio: 4 / 3; }
    .project-card--featured .project-card-title { font-size: 20px; }
    .project-related-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 720px) {
    .projects-hero, .project-single-hero { padding: 64px 0 56px; }
    .project-single-content { padding: 36px 0 48px; }
    .project-single-gallery, .project-related { padding: 40px 0 48px; }
    .project-related-grid { grid-template-columns: 1fr; gap: 16px; }
    .project-single-video { padding: 32px 0 0; }
    .project-single-facts { gap: 14px; padding-top: 16px; margin-top: 18px; }
    .project-single-facts strong { font-size: 14px; }
    .projects-grid { grid-template-columns: 1fr; }
}