/* ==========================================================================
   Keystone Building Supply LLC — Components
   Hero, cards, sections, forms, accordion, lightbox, callouts.
   ========================================================================== */

/* --- Callouts ----------------------------------------------------------- */
.callout {
    display: flex; align-items: flex-start; gap: 0.85rem;
    padding: 1rem 1.2rem; margin-bottom: var(--space-6);
    border-radius: var(--radius); border-left: 4px solid var(--secondary-navy);
    background: var(--surface-light); color: var(--secondary-navy);
}
.callout p { margin: 0; font-size: var(--fs-sm); }
.callout i { font-size: 1.2rem; margin-top: 0.1rem; }
.callout--info { border-left-color: var(--secondary-navy); }
.callout--info i { color: var(--secondary-navy); }
.callout--warning { border-left-color: var(--construction-orange-dark); background: #fdf3e8; color: #7a4a12; }
.callout--warning i { color: var(--construction-orange-dark); }

/* ==========================================================================
   Hero slider
   ========================================================================== */
.hero { position: relative; }
.hero-swiper { position: relative; }
.hero-slide { position: relative; overflow: hidden; }
.hero-slide-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero-slide-overlay {
    position: absolute; inset: 0; z-index: 1;
    background: linear-gradient(90deg, rgba(16, 42, 67, 0.9) 0%, rgba(16, 42, 67, 0.72) 45%, rgba(16, 42, 67, 0.35) 100%);
}
.hero-slide-inner { position: relative; z-index: 2; display: flex; align-items: center; min-height: clamp(440px, 68vh, 640px); padding-block: var(--space-7); }
.hero-slide-content { max-width: 640px; color: var(--white); }
.hero-slide-heading { color: var(--white); font-size: var(--fs-3xl); margin-bottom: var(--space-4); }
.hero-slide-text { font-size: var(--fs-md); color: rgba(255, 255, 255, 0.9); margin-bottom: var(--space-5); max-width: 52ch; }
.hero-slide-actions { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.hero-pagination { position: absolute; bottom: 16px; left: 0; right: 0; z-index: 3; display: flex; justify-content: center; gap: 8px; }
.hero-pagination .swiper-pagination-bullet { width: 11px; height: 11px; background: rgba(255, 255, 255, 0.55); opacity: 1; }
.hero-pagination .swiper-pagination-bullet-active { background: var(--construction-orange); width: 28px; border-radius: 6px; }

.hero-nav { position: absolute; inset: 0; z-index: 3; display: flex; align-items: center; justify-content: space-between; padding-inline: clamp(0.5rem, 2vw, 1.5rem); pointer-events: none; }
.hero-arrow {
    pointer-events: auto;
    width: 48px; height: 48px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: rgba(255, 255, 255, 0.16); color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.4); cursor: pointer;
    backdrop-filter: blur(4px); transition: background var(--transition);
}
.hero-arrow:hover { background: var(--construction-orange); border-color: var(--construction-orange); }
.hero-arrow i { font-size: 1.3rem; }

/* ==========================================================================
   Benefits strip
   ========================================================================== */
.benefits-section { margin-top: calc(-1 * var(--space-7)); position: relative; z-index: 5; }
.benefits-strip {
    list-style: none; margin: 0; padding: var(--space-5);
    display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5);
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-md);
}
.benefit-item { display: flex; align-items: flex-start; gap: 0.85rem; }
.benefit-icon {
    flex-shrink: 0; width: 46px; height: 46px; border-radius: var(--radius);
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--warm-sand); color: var(--construction-orange-dark); font-size: 1.35rem;
}
.benefit-title { display: block; color: var(--primary-navy); font-size: var(--fs-sm); }
.benefit-text { display: block; color: var(--text-muted); font-size: var(--fs-xs); }

/* ==========================================================================
   Intro
   ========================================================================== */
.intro-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: var(--space-7); align-items: center; }
.intro-media img { border-radius: var(--radius-lg); box-shadow: var(--shadow-md); width: 100%; object-fit: cover; }
.intro-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-5); }

/* ==========================================================================
   Product cards + carousel
   ========================================================================== */
.product-swiper { padding-bottom: var(--space-6); }
.product-swiper .swiper-slide { height: auto; }

.product-card {
    display: flex; flex-direction: column; height: 100%;
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg);
    overflow: hidden; box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition);
}
.product-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.product-card-media { position: relative; display: block; aspect-ratio: 16 / 10; overflow: hidden; }
.product-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow); }
.product-card:hover .product-card-media img { transform: scale(1.05); }
.product-card-icon {
    position: absolute; left: 14px; bottom: 14px;
    width: 44px; height: 44px; border-radius: var(--radius);
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--construction-orange); color: #2a1a05; font-size: 1.3rem; box-shadow: var(--shadow);
}
.product-card-body { display: flex; flex-direction: column; flex: 1; padding: var(--space-5); }
.product-card-title { font-size: var(--fs-lg); margin-bottom: var(--space-2); }
.product-card-title a { color: var(--primary-navy); }
.product-card-title a:hover { color: var(--construction-orange-dark); }
.product-card-text { color: var(--text-muted); font-size: var(--fs-sm); flex: 1; }
.product-card-actions { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: var(--space-4); flex-wrap: wrap; }

.link-request { display: inline-flex; align-items: center; gap: 0.35rem; font-size: var(--fs-sm); font-weight: 600; color: var(--construction-orange-dark); }
.link-request i { transition: transform var(--transition); }
.link-request:hover i { transform: translateX(3px); }

/* Carousel navigation */
.carousel-nav { display: flex; justify-content: center; gap: 0.75rem; margin-top: var(--space-4); }
.carousel-arrow {
    width: 44px; height: 44px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--white); color: var(--primary-navy);
    border: 1px solid var(--border); cursor: pointer; transition: background var(--transition), color var(--transition);
}
.carousel-arrow:hover { background: var(--primary-navy); color: var(--white); }
.carousel-arrow.swiper-button-disabled { opacity: 0.4; cursor: default; }
.swiper-pagination.product-pagination, .swiper-pagination.gallery-pagination { position: static; margin-top: var(--space-4); }
.product-pagination .swiper-pagination-bullet-active, .gallery-pagination .swiper-pagination-bullet-active { background: var(--construction-orange-dark); }

/* ==========================================================================
   Service cards + rows
   ========================================================================== */
.service-card {
    display: flex; flex-direction: column; gap: var(--space-3); height: 100%;
    padding: var(--space-5); background: var(--white);
    border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition);
}
.service-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.service-card-icon {
    width: 52px; height: 52px; border-radius: var(--radius);
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--surface-light); color: var(--construction-orange-dark); font-size: 1.5rem;
}
.service-card-title { font-size: var(--fs-md); margin-bottom: 0; }
.service-card-text { color: var(--text-muted); font-size: var(--fs-sm); margin-bottom: 0; flex: 1; }
.service-card-note { font-size: var(--fs-xs); color: var(--text-muted); margin: 0; }
.service-card-note i { color: var(--secondary-navy); }

.services-list { display: grid; gap: var(--space-6); }
.service-row {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-6); align-items: center;
    background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden;
    box-shadow: var(--shadow-sm);
}
.service-row--reverse .service-row-media { order: 2; }
.service-row--noimg { grid-template-columns: 1fr; }
.service-row-media { align-self: stretch; }
.service-row-media img { width: 100%; height: 100%; min-height: 260px; object-fit: cover; }
.service-row-body { padding: var(--space-6); }
.service-row-icon {
    width: 52px; height: 52px; border-radius: var(--radius);
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--warm-sand); color: var(--construction-orange-dark); font-size: 1.5rem; margin-bottom: var(--space-3);
}
.service-row-title { font-size: var(--fs-xl); margin-bottom: var(--space-2); }
.service-row-summary { font-size: var(--fs-md); color: var(--secondary-navy); font-weight: 500; }
.service-row-note { display: flex; gap: 0.5rem; align-items: flex-start; font-size: var(--fs-sm); color: var(--text-muted); background: var(--surface-light); padding: 0.7rem 0.9rem; border-radius: var(--radius-sm); }
.service-row-note i { color: var(--success); margin-top: 0.15rem; }
.service-row-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-4); }

/* ==========================================================================
   Why choose
   ========================================================================== */
.why-card { padding: var(--space-5); background: rgba(255, 255, 255, 0.05); border: 1px solid rgba(255, 255, 255, 0.12); border-radius: var(--radius-lg); }
.why-icon { display: inline-flex; align-items: center; justify-content: center; width: 52px; height: 52px; border-radius: var(--radius); background: var(--construction-orange); color: #2a1a05; font-size: 1.5rem; margin-bottom: var(--space-3); }
.why-title { color: var(--white); font-size: var(--fs-md); margin-bottom: var(--space-2); }
.why-text { color: rgba(255, 255, 255, 0.78); font-size: var(--fs-sm); margin: 0; }

/* ==========================================================================
   Steps
   ========================================================================== */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); counter-reset: step; }
.step { position: relative; padding: var(--space-5); background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.step-number { position: absolute; top: -16px; left: var(--space-5); width: 34px; height: 34px; border-radius: 50%; background: var(--primary-navy); color: var(--white); display: inline-flex; align-items: center; justify-content: center; font-weight: 700; font-size: var(--fs-sm); }
.step-icon { display: inline-flex; align-items: center; justify-content: center; width: 48px; height: 48px; border-radius: var(--radius); background: var(--surface-light); color: var(--construction-orange-dark); font-size: 1.4rem; margin: var(--space-3) 0; }
.step-title { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.step-text { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* ==========================================================================
   Customer & value cards
   ========================================================================== */
.customer-card, .value-card { text-align: center; padding: var(--space-5); background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); height: 100%; }
.customer-icon, .value-icon { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: 50%; background: var(--warm-sand); color: var(--construction-orange-dark); font-size: 1.6rem; margin-bottom: var(--space-3); }
.customer-title, .value-title { font-size: var(--fs-md); margin-bottom: var(--space-2); }
.customer-text, .value-text { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }

/* ==========================================================================
   Project chips
   ========================================================================== */
.project-chips { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.project-chip { display: flex; align-items: center; gap: 0.75rem; padding: 1rem 1.1rem; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); font-weight: 600; color: var(--secondary-navy); box-shadow: var(--shadow-sm); }
.project-chip i { display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: var(--radius-sm); background: var(--surface-light); color: var(--construction-orange-dark); font-size: 1.2rem; }

/* ==========================================================================
   Gallery preview
   ========================================================================== */
.gallery-preview-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
.gallery-preview-item { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.gallery-preview-item img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform var(--transition-slow); }
.gallery-preview-item:hover img { transform: scale(1.05); }
.gallery-preview-item figcaption { position: absolute; left: 0; right: 0; bottom: 0; padding: 0.6rem 0.8rem; font-size: var(--fs-xs); font-weight: 600; color: var(--white); background: linear-gradient(transparent, rgba(16, 42, 67, 0.85)); }

/* ==========================================================================
   FAQ accordion
   ========================================================================== */
.accordion { border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; background: var(--white); }
.accordion-item + .accordion-item { border-top: 1px solid var(--border); }
.accordion-header { margin: 0; }
.accordion-trigger {
    width: 100%; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
    padding: 1.15rem 1.3rem; background: none; border: none; cursor: pointer;
    font-size: var(--fs-md); font-weight: 600; color: var(--primary-navy); text-align: left;
}
.accordion-trigger:hover { background: var(--surface-light); }
.accordion-indicator { flex-shrink: 0; transition: transform var(--transition); color: var(--construction-orange-dark); }
.accordion-trigger[aria-expanded="true"] .accordion-indicator { transform: rotate(45deg); }
.accordion-panel { overflow: hidden; }
.accordion-panel[hidden] { display: none; }
.accordion-panel-inner { padding: 0 1.3rem 1.25rem; color: var(--text-muted); }
.accordion-panel-inner p { margin: 0; }

/* ==========================================================================
   Location & map
   ========================================================================== */
.location-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-7); align-items: start; }
.map-embed { position: relative; width: 100%; aspect-ratio: 16 / 10; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }
.map-embed iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.map-embed--tall { aspect-ratio: 4 / 3; }

/* ==========================================================================
   CTA band
   ========================================================================== */
.cta-band { background: linear-gradient(120deg, var(--primary-navy), var(--secondary-navy)); color: var(--white); }
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: var(--space-6); padding-block: var(--section-y); flex-wrap: wrap; }
.cta-band-title { color: var(--white); font-size: var(--fs-2xl); margin-bottom: var(--space-2); }
.cta-band-subtitle { color: rgba(255, 255, 255, 0.85); margin: 0; max-width: 60ch; }
.cta-band-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }

/* ==========================================================================
   Page hero (interior) + breadcrumbs
   ========================================================================== */
.page-hero { position: relative; background: var(--primary-navy); color: var(--white); overflow: hidden; }
.page-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.page-hero-overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg, rgba(16, 42, 67, 0.92), rgba(16, 42, 67, 0.7)); }
.page-hero-inner { position: relative; z-index: 2; padding-block: clamp(2.5rem, 6vw, 4.5rem); max-width: 820px; }
.page-hero-eyebrow { color: var(--construction-orange); font-weight: 700; text-transform: uppercase; letter-spacing: 0.09em; font-size: var(--fs-xs); margin-bottom: var(--space-3); }
.page-hero-title { color: var(--white); font-size: var(--fs-3xl); margin-bottom: var(--space-3); }
.page-hero-subtitle { color: rgba(255, 255, 255, 0.88); font-size: var(--fs-md); margin: 0; max-width: 64ch; }
.page-hero:not(.page-hero--image) { background: linear-gradient(120deg, var(--primary-navy), var(--secondary-navy)); }

.breadcrumbs { background: var(--surface-light); border-bottom: 1px solid var(--border); }
.breadcrumb-list { list-style: none; display: flex; flex-wrap: wrap; align-items: center; gap: 0.4rem; margin: 0; padding: 0.75rem 0; font-size: var(--fs-sm); }
.breadcrumb-item { display: inline-flex; align-items: center; gap: 0.4rem; color: var(--text-muted); }
.breadcrumb-item a { color: var(--text-muted); }
.breadcrumb-item a:hover { color: var(--construction-orange-dark); }
.breadcrumb-item span[aria-current] { color: var(--primary-navy); font-weight: 600; }
.breadcrumb-item i { font-size: 0.7rem; }

/* ==========================================================================
   About page
   ========================================================================== */
.split-item h2 { font-size: var(--fs-xl); }
.owner-card { display: flex; gap: var(--space-6); align-items: flex-start; background: var(--surface-light); border: 1px solid var(--border); border-left: 5px solid var(--construction-orange); border-radius: var(--radius-lg); padding: var(--space-6); }
.owner-icon { flex-shrink: 0; width: 74px; height: 74px; border-radius: 50%; background: var(--primary-navy); color: var(--construction-orange); display: inline-flex; align-items: center; justify-content: center; font-size: 2.1rem; }
.serve-grid { }
.serve-card { display: flex; gap: var(--space-4); align-items: flex-start; padding: var(--space-5); background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); height: 100%; }
.serve-icon { flex-shrink: 0; width: 48px; height: 48px; border-radius: var(--radius); background: var(--surface-light); color: var(--construction-orange-dark); display: inline-flex; align-items: center; justify-content: center; font-size: 1.35rem; }
.serve-title { font-size: var(--fs-md); margin-bottom: var(--space-1); }
.serve-text { color: var(--text-muted); font-size: var(--fs-sm); margin: 0; }
.serve-card--dark { background: rgba(255, 255, 255, 0.05); border-color: rgba(255, 255, 255, 0.12); }
.serve-card--dark .serve-title { color: var(--white); }
.serve-card--dark .serve-text { color: rgba(255, 255, 255, 0.75); }
.serve-card--dark .serve-icon { background: rgba(255, 255, 255, 0.1); color: var(--construction-orange); }

/* ==========================================================================
   Products page: category rows
   ========================================================================== */
.category-list { display: grid; gap: var(--space-6); }
.category-row { display: grid; grid-template-columns: 0.9fr 1.4fr; gap: var(--space-6); align-items: center; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.category-row:nth-child(even) .category-row-media { order: 2; }
.category-row-media img { width: 100%; height: 100%; min-height: 240px; object-fit: cover; }
.category-row-body { padding: var(--space-6); }
.category-row-icon { display: inline-flex; align-items: center; justify-content: center; width: 50px; height: 50px; border-radius: var(--radius); background: var(--warm-sand); color: var(--construction-orange-dark); font-size: 1.45rem; margin-bottom: var(--space-3); }
.category-row-title { font-size: var(--fs-xl); margin-bottom: var(--space-3); }
.category-row-text { color: var(--text-muted); }
.category-row-examples-label { margin-bottom: var(--space-2); font-size: var(--fs-sm); }
.category-row-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-4); }

.tag-list { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; margin: 0 0 var(--space-2); padding: 0; }
.tag-list li { font-size: var(--fs-xs); font-weight: 600; color: var(--secondary-navy); background: var(--surface-light); border: 1px solid var(--border); border-radius: var(--radius-pill); padding: 0.35rem 0.75rem; }

/* ==========================================================================
   Product detail
   ========================================================================== */
.detail-grid { display: grid; grid-template-columns: 1.6fr 1fr; gap: var(--space-7); align-items: start; }
.detail-intro { display: flex; gap: var(--space-4); align-items: flex-start; margin-bottom: var(--space-5); }
.detail-icon { flex-shrink: 0; width: 60px; height: 60px; border-radius: var(--radius); background: var(--primary-navy); color: var(--construction-orange); display: inline-flex; align-items: center; justify-content: center; font-size: 1.7rem; }
.detail-block { margin-bottom: var(--space-6); }
.detail-heading { display: flex; align-items: center; gap: 0.6rem; font-size: var(--fs-lg); margin-bottom: var(--space-3); }
.detail-heading i { color: var(--construction-orange-dark); }
.detail-note { font-size: var(--fs-sm); color: var(--text-muted); margin-top: -0.3rem; }
.check-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.6rem; }
.check-list li { display: flex; align-items: flex-start; gap: 0.5rem; font-size: var(--fs-sm); }
.check-list i { color: var(--success); margin-top: 0.15rem; }
.detail-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-5); }

.detail-aside { display: grid; gap: var(--space-5); position: sticky; top: calc(var(--header-height-scrolled) + 12px); }
.aside-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-5); box-shadow: var(--shadow-sm); }
.aside-card--accent { background: #fdf6ec; border-color: rgba(242, 140, 40, 0.35); }
.aside-card--muted { background: var(--surface-light); }
.aside-title { font-size: var(--fs-md); margin-bottom: var(--space-3); display: flex; align-items: center; gap: 0.5rem; }
.aside-title i { color: var(--construction-orange-dark); }
.aside-card .btn { margin-bottom: 0.6rem; }
.aside-divider { border: none; border-top: 1px solid var(--border); margin: var(--space-4) 0; }
.related-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; }
.related-list a { display: flex; align-items: center; gap: 0.6rem; padding: 0.6rem 0.5rem; border-radius: var(--radius-sm); color: var(--secondary-navy); font-weight: 500; font-size: var(--fs-sm); }
.related-list a:hover { background: var(--surface-light); color: var(--construction-orange-dark); }
.related-list a > i:first-child { color: var(--construction-orange-dark); }
.related-chevron { margin-left: auto; font-size: 0.75rem; }

/* ==========================================================================
   Gallery
   ========================================================================== */
.gallery-swiper { border-radius: var(--radius-lg); overflow: hidden; }
.gallery-slide { position: relative; aspect-ratio: 16 / 9; }
.gallery-slide img { width: 100%; height: 100%; object-fit: cover; }
.gallery-slide-caption { position: absolute; left: 0; right: 0; bottom: 0; padding: 1rem 1.2rem; color: var(--white); font-weight: 600; background: linear-gradient(transparent, rgba(16, 42, 67, 0.85)); }
.gallery-swiper .carousel-nav { position: absolute; inset: 0; z-index: 3; display: flex; align-items: center; justify-content: space-between; margin: 0; padding-inline: 1rem; pointer-events: none; }
.gallery-swiper .carousel-arrow { pointer-events: auto; background: rgba(255,255,255,0.85); }

.gallery-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-4); }
.gallery-thumb { position: relative; display: block; width: 100%; padding: 0; border: none; cursor: pointer; border-radius: var(--radius); overflow: hidden; background: var(--primary-navy); box-shadow: var(--shadow-sm); }
.gallery-thumb img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; transition: transform var(--transition-slow), opacity var(--transition); }
.gallery-thumb:hover img { transform: scale(1.06); opacity: 0.85; }
.gallery-thumb-caption { position: absolute; left: 0; right: 0; bottom: 0; padding: 0.55rem 0.75rem; font-size: var(--fs-xs); font-weight: 600; color: var(--white); text-align: left; background: linear-gradient(transparent, rgba(16, 42, 67, 0.85)); }
.gallery-thumb-zoom { position: absolute; top: 10px; right: 10px; width: 34px; height: 34px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: rgba(255,255,255,0.9); color: var(--primary-navy); opacity: 0; transition: opacity var(--transition); }
.gallery-thumb:hover .gallery-thumb-zoom, .gallery-thumb:focus-visible .gallery-thumb-zoom { opacity: 1; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center; }
.lightbox[hidden] { display: none; }
.lightbox-backdrop { position: absolute; inset: 0; background: rgba(16, 42, 67, 0.92); }
.lightbox-content { position: relative; z-index: 1; width: min(94vw, 1100px); max-height: 92vh; display: flex; flex-direction: column; align-items: center; }
.lightbox-figure { margin: 0; max-width: 100%; max-height: 82vh; display: flex; flex-direction: column; align-items: center; }
.lightbox-figure img { max-width: 100%; max-height: 78vh; border-radius: var(--radius); box-shadow: var(--shadow-lg); object-fit: contain; }
.lightbox-caption { color: var(--white); margin-top: 0.75rem; font-weight: 600; text-align: center; }
.lightbox-counter { color: rgba(255, 255, 255, 0.7); font-size: var(--fs-sm); margin: 0.5rem 0 0; }
.lightbox-btn { position: absolute; z-index: 2; width: 50px; height: 50px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: rgba(255, 255, 255, 0.15); color: var(--white); border: 1px solid rgba(255, 255, 255, 0.4); cursor: pointer; transition: background var(--transition); }
.lightbox-btn:hover { background: var(--construction-orange); border-color: var(--construction-orange); }
.lightbox-btn i { font-size: 1.4rem; }
.lightbox-close { top: -8px; right: -8px; }
.lightbox-prev { left: -8px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: -8px; top: 50%; transform: translateY(-50%); }

/* ==========================================================================
   Forms
   ========================================================================== */
.form-layout { display: grid; grid-template-columns: 1.7fr 1fr; gap: var(--space-7); align-items: start; }
.form-main { min-width: 0; }
.form-aside { display: grid; gap: var(--space-5); position: sticky; top: calc(var(--header-height-scrolled) + 12px); }

.app-form { background: var(--white); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.form-fieldset { border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-5); margin: 0 0 var(--space-5); }
.form-fieldset legend { font-weight: 700; color: var(--primary-navy); padding-inline: 0.5rem; font-size: var(--fs-md); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.form-group { margin-bottom: var(--space-4); display: flex; flex-direction: column; }
.form-group:last-child { margin-bottom: 0; }
.form-group label { font-weight: 600; font-size: var(--fs-sm); color: var(--secondary-navy); margin-bottom: 0.4rem; }
.req { color: var(--danger); }
.opt { color: var(--text-muted); font-weight: 400; font-size: var(--fs-xs); }

.app-form input, .app-form select, .app-form textarea {
    width: 100%; min-height: 46px; padding: 0.65rem 0.85rem;
    font-family: inherit; font-size: var(--fs-base); color: var(--text-dark);
    background: var(--white); border: 1.5px solid var(--border); border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}
.app-form textarea { min-height: auto; resize: vertical; line-height: 1.55; }
.app-form input:focus, .app-form select:focus, .app-form textarea:focus { outline: none; border-color: var(--construction-orange); box-shadow: 0 0 0 3px rgba(242, 140, 40, 0.18); }
.app-form input[aria-invalid="true"], .app-form select[aria-invalid="true"], .app-form textarea[aria-invalid="true"] { border-color: var(--danger); }

.field-error { color: var(--danger); font-size: var(--fs-sm); margin: 0.4rem 0 0; display: flex; align-items: center; gap: 0.3rem; }
.field-error::before { content: "\F33A"; font-family: "bootstrap-icons"; }
.field-meta { display: flex; justify-content: flex-end; }
.char-counter { font-size: var(--fs-xs); color: var(--text-muted); }
.char-counter.is-near { color: var(--construction-orange-dark); }
.char-counter.is-max { color: var(--danger); }

.checkbox { display: flex; align-items: flex-start; gap: 0.6rem; font-weight: 500 !important; color: var(--text-dark) !important; cursor: pointer; }
.checkbox input { width: auto; min-height: auto; margin-top: 0.25rem; accent-color: var(--construction-orange-dark); }
.form-consent { background: var(--surface-light); border: 1px solid var(--border); border-radius: var(--radius); padding: var(--space-4); }

.form-actions { display: flex; align-items: center; gap: var(--space-4); flex-wrap: wrap; margin-top: var(--space-5); }
.form-actions-note { margin: 0; color: var(--text-muted); font-size: var(--fs-sm); }

.form-error-summary { border: 1.5px solid rgba(198, 40, 40, 0.4); background: #fdf3f3; border-radius: var(--radius); padding: var(--space-4) var(--space-5); margin-bottom: var(--space-5); }
.form-error-summary-title { color: var(--danger); font-size: var(--fs-md); margin-bottom: var(--space-2); display: flex; align-items: center; gap: 0.5rem; }
.form-error-summary ul { margin: 0; padding-left: 1.2rem; }
.form-error-summary a { color: #8f2020; }

.tips-list { margin: 0; padding-left: 1.1rem; display: grid; gap: 0.5rem; font-size: var(--fs-sm); color: var(--secondary-navy); }
.tips-list li::marker { color: var(--construction-orange-dark); }

/* Contact page */
.contact-top { display: grid; grid-template-columns: 1fr 1.2fr; gap: var(--space-6); align-items: start; }
.contact-info-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: var(--space-6); box-shadow: var(--shadow-sm); }
.contact-shortcut { margin-top: var(--space-5); padding-top: var(--space-5); border-top: 1px solid var(--border); }
.contact-shortcut p { font-weight: 600; color: var(--secondary-navy); }
.contact-map-card { display: grid; gap: var(--space-4); }

/* Contact details block */
.contact-details { list-style: none; margin: 0 0 var(--space-4); padding: 0; display: grid; gap: var(--space-4); }
.contact-detail { display: flex; gap: var(--space-4); align-items: flex-start; }
.contact-detail-icon { flex-shrink: 0; width: 44px; height: 44px; border-radius: var(--radius); background: var(--surface-light); color: var(--construction-orange-dark); display: inline-flex; align-items: center; justify-content: center; font-size: 1.25rem; }
.contact-detail-body { display: flex; flex-direction: column; }
.contact-detail-label { font-size: var(--fs-xs); text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-muted); font-weight: 700; }
.contact-detail-value { font-size: var(--fs-md); color: var(--primary-navy); font-weight: 600; font-style: normal; }
a.contact-detail-value:hover { color: var(--construction-orange-dark); }

/* ==========================================================================
   Legal + error
   ========================================================================== */
.legal h2 { font-size: var(--fs-lg); margin-top: var(--space-6); }
.legal-updated { color: var(--text-muted); font-size: var(--fs-sm); }
.legal-note { margin-top: var(--space-6); padding: var(--space-4); background: var(--surface-light); border-radius: var(--radius); font-size: var(--fs-sm); color: var(--text-muted); }

.error-section { text-align: center; }
.error-inner { padding-block: var(--space-6); }
.error-code { font-size: clamp(4rem, 14vw, 8rem); font-weight: 800; line-height: 1; color: var(--construction-orange); margin: 0; }
.error-title { font-size: var(--fs-2xl); margin-bottom: var(--space-3); }
.error-text { color: var(--text-muted); font-size: var(--fs-md); max-width: 52ch; margin-inline: auto; }
.error-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-3); margin: var(--space-5) 0; }
.error-help { color: var(--text-muted); font-size: var(--fs-sm); }
.error-debug { text-align: left; margin-top: var(--space-6); padding: var(--space-5); background: #2b2b2b; color: #f0f0f0; border-radius: var(--radius); overflow-x: auto; }
.error-debug pre { white-space: pre-wrap; font-size: var(--fs-xs); }