@layer reset, base, theme, layout, components, utilities;

@layer reset {
  :where(html, body, h1, h2, h3, h4, p, ul, ol, dl, dd, figure, blockquote, fieldset, legend, dialog) {
    margin: 0;
    padding: 0;
  }

  :where(html) {
    box-sizing: border-box;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
  }

  :where(body, div, header, nav, main, section, article, aside, footer, form, fieldset, input, textarea, select, button, a, span, img, picture, figure, figcaption, dialog, ul, ol, li, dl, dt, dd, table, th, td) {
    box-sizing: border-box;
  }

  :where(img, picture, video, svg) {
    display: block;
    max-inline-size: 100%;
    block-size: auto;
  }

  :where(input, button, textarea, select) {
    font: inherit;
    color: inherit;
  }

  :where(ul[role="list"], ol[role="list"], nav ul) {
    list-style: none;
  }
}

@layer theme {
  :root {
    /* Tier 1: Literal Brand & Industrial Palette Tokens (from thecontractortc.net & logo) */
    --color-blue-950: #00182e;
    --color-blue-900: #002647;
    --color-blue-800: #00325a;
    --color-blue-700: #00497f;
    --color-blue-600: #0071c1;
    --color-blue-500: #0a87df;
    --color-blue-100: #e0f1ff;
    --color-blue-50: #f2f8fd;

    --color-red-600: #d91414;
    --color-red-700: #b00e0e;
    --color-amber-500: #f59e0b;
    --color-amber-400: #fbbf24;
    --color-green-600: #1b9831;
    --color-green-500: #20b038;

    --color-slate-950: #0f172a;
    --color-slate-800: #1e293b;
    --color-slate-700: #334155;
    --color-slate-600: #475569;
    --color-slate-300: #cbd5e1;
    --color-slate-200: #e2e8f0;
    --color-slate-100: #f1f5f9;
    --color-white: #ffffff;

    /* Tier 2: Semantic Design Tokens */
    --color-primary: var(--color-blue-600);
    --color-primary-dark: var(--color-blue-800);
    --color-primary-deeper: var(--color-blue-950);
    --color-accent: var(--color-amber-500);
    --color-danger: var(--color-red-600);
    --color-whatsapp: var(--color-green-500);
    --color-whatsapp-hover: var(--color-green-600);

    --surface-bg: var(--color-white);
    --surface-subtle: var(--color-slate-100);
    --surface-tint: var(--color-blue-50);
    --surface-dark: var(--color-blue-900);

    --text-primary: var(--color-slate-950);
    --text-secondary: var(--color-slate-700);
    --text-muted: var(--color-slate-600);
    --text-on-dark: var(--color-white);

    --border-subtle: var(--color-slate-200);
    --border-strong: var(--color-slate-300);
    --color-focus: #ff6b00;

    /* Typography Tokens (League Spartan & Montserrat stack with instant system fallback) */
    --font-heading: 'League Spartan', 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Montserrat', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    /* Spacing & Sizing Tokens */
    --container-max: 76rem;
    --radius-sm: 0.5rem;
    --radius-md: 0.875rem;
    --radius-lg: 1.25rem;
    --radius-pill: 9999px;

    --shadow-sm: 0 2px 8px rgba(0, 24, 46, 0.06);
    --shadow-md: 0 10px 28px rgba(0, 24, 46, 0.10);
    --shadow-lg: 0 18px 42px rgba(0, 24, 46, 0.18);
  }
}

@layer base {
  body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--surface-bg);
    overflow-x: clip;
  }

  h1, h2, h3, h4 {
    font-family: var(--font-heading);
    line-height: 1.18;
    letter-spacing: -0.02em;
    color: inherit;
    text-wrap: balance;
  }

  h1 {
    font-size: clamp(2rem, 4.2vw + 1rem, 3.35rem);
    font-weight: 800;
  }

  h2 {
    font-size: clamp(1.65rem, 2.8vw + 0.8rem, 2.45rem);
    font-weight: 800;
  }

  h3 {
    font-size: clamp(1.2rem, 1.5vw + 0.75rem, 1.45rem);
    font-weight: 700;
  }

  p {
    text-wrap: pretty;
  }

  a {
    color: var(--color-primary);
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.2em;
    transition: color 0.18s ease, background-color 0.18s ease, border-color 0.18s ease;
  }

  :where(a:any-link, button, input, select, textarea, summary, [tabindex="0"]):focus-visible {
    outline: 3px solid var(--color-focus);
    outline-offset: 3px;
  }

  @media (prefers-reduced-motion: reduce) {
    html {
      scroll-behavior: auto;
    }
    :where(a, button, .card, .ig-card, .btn) {
      transition: none !important;
    }
  }
}

@layer layout {
  .container {
    inline-size: min(100% - 2rem, var(--container-max));
    margin-inline: auto;
  }

  .section {
    padding-block: clamp(3.25rem, 6vw, 5.5rem);
  }

  .section-Deferred {
    content-visibility: auto;
    contain-intrinsic-block-size: auto 42rem;
  }

  .section-subtle {
    background-color: var(--surface-subtle);
  }

  .section-tint {
    background-color: var(--surface-tint);
  }

  .section-dark {
    background: linear-gradient(135deg, var(--color-blue-950) 0%, var(--color-blue-800) 55%, var(--color-blue-600) 100%);
    color: var(--text-on-dark);
  }

  .section-header {
    max-inline-size: 46rem;
    margin-inline: auto;
    margin-block-end: clamp(2rem, 4vw, 3rem);
    text-align: center;
  }

  .section-header p {
    margin-block-start: 0.75rem;
    font-size: 1.0625rem;
    color: var(--text-secondary);
  }

  .section-dark .section-header p {
    color: var(--color-blue-100);
  }

  .grid-2 {
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.5rem);
    grid-template-columns: 1fr;
  }

  .grid-3 {
    display: grid;
    gap: 1.5rem;
    grid-template-columns: 1fr;
  }

  .grid-4 {
    display: grid;
    gap: 1.25rem;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 16.5rem), 1fr));
  }

  @media (min-width: 48rem) {
    .container {
      inline-size: min(100% - 3rem, var(--container-max));
    }
    .grid-2 {
      grid-template-columns: repeat(2, minmax(0, 1fr));
      align-items: center;
    }
    .grid-3 {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

  @media (min-width: 64rem) {
    .grid-3 {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
  }
}

@layer components {
  /* Top announcement bar */
  .topbar {
    background-color: var(--color-blue-950);
    color: var(--color-white);
    font-size: 0.875rem;
    padding-block: 0.5rem;
    border-block-end: 2px solid var(--color-red-600);
  }

  .topbar-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem 1.25rem;
  }

  .topbar-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 1.25rem;
  }

  .topbar a {
    color: var(--color-blue-100);
    text-decoration: none;
    font-weight: 600;
  }

  .topbar a:hover {
    color: var(--color-amber-400);
    text-decoration: underline;
  }

  /* Main Sticky Header */
  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 50;
    background-color: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(10px);
    border-block-end: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-block-size: 4.75rem;
  }

  .brand-link {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
    color: var(--color-blue-950);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.15rem;
    letter-spacing: -0.01em;
  }

  .brand-link img {
    inline-size: 3.5rem;
    block-size: 3.5rem;
    object-fit: contain;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 4px rgba(0, 24, 46, 0.14));
  }

  .brand-subtitle {
    display: block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    min-block-size: 3rem;
    min-inline-size: 3rem;
    padding-inline: 0.875rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong);
    background-color: var(--color-white);
    color: var(--color-blue-950);
    font-weight: 700;
    cursor: pointer;
  }

  .primary-nav {
    display: none;
    position: absolute;
    inset-block-start: 100%;
    inset-inline: 0;
    background-color: var(--color-white);
    border-block-end: 2px solid var(--color-primary);
    padding: 1rem;
    box-shadow: var(--shadow-lg);
  }

  .primary-nav.is-open {
    display: block;
  }

  .nav-list {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
  }

  .nav-link {
    display: flex;
    align-items: center;
    min-block-size: 2.75rem;
    padding-inline: 0.875rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--color-slate-800);
    font-weight: 700;
    font-size: 0.95rem;
  }

  .nav-link:hover,
  .nav-link[aria-current="page"] {
    background-color: var(--color-blue-50);
    color: var(--color-primary);
  }

  .header-actions {
    display: none;
    align-items: center;
    gap: 0.75rem;
  }

  @media (min-width: 56rem) {
    .nav-toggle {
      display: none;
    }
    .primary-nav {
      display: block;
      position: static;
      background: transparent;
      border: 0;
      padding: 0;
      box-shadow: none;
    }
    .nav-list {
      flex-direction: row;
      align-items: center;
      gap: 0.25rem;
    }
    .header-actions {
      display: flex;
    }
  }

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.55rem;
    min-block-size: 3rem;
    padding-block: 0.65rem;
    padding-inline: 1.35rem;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    font-weight: 700;
    font-size: 0.95rem;
    text-decoration: none;
    cursor: pointer;
    transition: transform 0.15s ease, background-color 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
  }

  @media (pointer: coarse) {
    .btn, .nav-toggle, .filter-chip label {
      min-block-size: 3.25rem;
    }
  }

  .btn:hover:not(:disabled) {
    transform: translateY(-1px);
  }

  .btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }

  .btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(0, 113, 193, 0.3);
  }

  .btn-primary:hover:not(:disabled) {
    background-color: var(--color-primary-dark);
  }

  .btn-accent {
    background-color: var(--color-amber-500);
    color: var(--color-slate-950);
  }

  .btn-accent:hover:not(:disabled) {
    background-color: var(--color-amber-400);
  }

  .btn-whatsapp {
    background-color: var(--color-whatsapp);
    color: var(--color-white);
    box-shadow: 0 4px 14px rgba(32, 176, 56, 0.3);
  }

  .btn-whatsapp:hover:not(:disabled) {
    background-color: var(--color-whatsapp-hover);
  }

  .btn-outline {
    background-color: transparent;
    border-color: currentColor;
    color: inherit;
  }

  .btn-outline:hover:not(:disabled) {
    background-color: rgba(255, 255, 255, 0.12);
  }

  .btn-outline-primary {
    background-color: var(--color-white);
    border-color: var(--color-primary);
    color: var(--color-primary);
  }

  .btn-outline-primary:hover:not(:disabled) {
    background-color: var(--color-blue-50);
  }

  /* Hero Section */
  .hero {
    position: relative;
    background-color: var(--color-blue-950);
    /* Fallback before image-set() per deliver-optimized-decorative-images guidance */
    background-image: url("../public/images/brand/hero-poster.jpg");
    background-image: image-set(
      url("../public/images/brand/hero-poster.jpg") type("image/jpeg") 1x,
      url("../public/images/brand/hero-banner.jpg") type("image/jpeg") 2x
    );
    background-size: cover;
    background-position: center;
    color: var(--color-white);
    padding-block: clamp(3rem, 7vw, 5.5rem);
    border-block-end: 4px solid var(--color-amber-500);
  }

  .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, rgba(0, 24, 46, 0.94) 0%, rgba(0, 50, 90, 0.88) 55%, rgba(0, 113, 193, 0.78) 100%);
  }

  .hero-content {
    position: relative;
    z-index: 1;
  }

  .eyebrow-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding-block: 0.35rem;
    padding-inline: 0.85rem;
    border-radius: var(--radius-pill);
    background-color: rgba(245, 158, 11, 0.18);
    border: 1px solid rgba(251, 191, 36, 0.5);
    color: var(--color-amber-400);
    font-weight: 700;
    font-size: 0.825rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    margin-block-end: 1rem;
  }

  .hero-lead {
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    color: var(--color-blue-100);
    margin-block: 1.15rem 1.75rem;
    max-inline-size: 38rem;
  }

  .hero-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 0.875rem;
    margin-block-end: 2rem;
  }

  .hero-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(9.5rem, 1fr));
    gap: 1rem;
    padding-block-start: 1.5rem;
    border-block-start: 1px solid rgba(255, 255, 255, 0.18);
  }

  .hero-stat strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-amber-400);
  }

  .hero-stat span {
    font-size: 0.85rem;
    color: var(--color-blue-100);
  }

  .hero-media-card {
    background-color: rgba(0, 24, 46, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: var(--radius-lg);
    padding: 0.75rem;
    box-shadow: var(--shadow-lg);
  }

  .hero-media-card img {
    border-radius: var(--radius-md);
    inline-size: 100%;
    aspect-ratio: 1 / 1;
    object-fit: contain;
    background-color: var(--color-blue-950);
  }

  .hero-media-caption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-block-start: 0.75rem;
    padding-inline: 0.5rem;
    font-size: 0.85rem;
    color: var(--color-blue-100);
  }

  /* Equipment & Service Cards */
  .card {
    contain: layout style paint;
    background-color: var(--surface-bg);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 1.15rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  }

  .card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
  }

  .card-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-primary);
    background-color: var(--color-blue-50);
    padding-block: 0.25rem;
    padding-inline: 0.65rem;
    border-radius: var(--radius-pill);
    margin-block-end: 0.65rem;
  }

  .card-thumb {
    border-radius: var(--radius-sm);
    overflow: hidden;
    aspect-ratio: 1 / 1;
    background-color: var(--color-blue-950);
    margin-block-end: 0.5rem;
  }

  .card-thumb img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
  }

  .card-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-block-start: 0.75rem;
  }

  .spec-pill {
    font-size: 0.8rem;
    font-weight: 600;
    background-color: var(--surface-subtle);
    color: var(--text-secondary);
    padding-block: 0.2rem;
    padding-inline: 0.6rem;
    border-radius: var(--radius-sm);
  }

  .card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding-block-start: 1rem;
    border-block-start: 1px solid var(--border-subtle);
  }

  /* Search & Filter Toolbar (using native <search> and :has()) */
  .catalog-toolbar {
    background-color: var(--color-white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem;
    margin-block-end: 2rem;
    box-shadow: var(--shadow-sm);
  }

  .catalog-search-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    align-items: flex-end;
    justify-content: space-between;
  }

  .search-field-wrap {
    flex: 1 1 18rem;
  }

  .filter-fieldset {
    border: 0;
    margin-block-start: 1rem;
  }

  .filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-block-start: 0.5rem;
  }

  .filter-chip label {
    display: inline-flex;
    align-items: center;
    padding-block: 0.45rem;
    padding-inline: 0.95rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--border-strong);
    background-color: var(--surface-subtle);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
  }

  .filter-chip:has(input:checked) label {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
  }

  .filter-chip:has(input:focus-visible) label {
    outline: 3px solid var(--color-focus);
    outline-offset: 2px;
  }

  /* Instagram Feed Grid */
  .ig-profile-banner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1.25rem;
    background-color: var(--color-white);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 1.25rem 1.5rem;
    margin-block-end: 1.75rem;
    box-shadow: var(--shadow-sm);
  }

  .ig-profile-id {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .ig-avatar {
    inline-size: 4rem;
    block-size: 4rem;
    border-radius: 50%;
    padding: 2px;
    border: 2px solid var(--color-red-600);
    object-fit: contain;
    background-color: var(--color-white);
  }

  .ig-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-block-start: 0.25rem;
  }

  .ig-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(100%, 15.5rem), 1fr));
    gap: 1.15rem;
  }

  .ig-card {
    contain: layout style paint;
    background-color: var(--color-white);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .ig-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
  }

  .ig-card-trigger {
    display: block;
    inline-size: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    text-align: start;
    cursor: pointer;
  }

  .ig-card-img-wrap {
    position: relative;
    aspect-ratio: 1 / 1;
    background-color: var(--color-blue-950);
    overflow: hidden;
  }

  .ig-card-img-wrap img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
  }

  .ig-card:hover .ig-card-img-wrap img {
    transform: scale(1.03);
  }

  .ig-card-caption {
    padding: 0.9rem 1rem;
  }

  .ig-card-caption h3 {
    font-size: 1rem;
    margin-block-end: 0.25rem;
    color: var(--text-primary);
  }

  .ig-card-caption p {
    font-size: 0.85rem;
    color: var(--text-secondary);
  }

  /* Forms (following modern-web-guidance 'forms' & 'accessibility') */
  .form-card {
    background-color: var(--color-white);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: clamp(1.5rem, 3vw, 2.25rem);
    box-shadow: var(--shadow-md);
  }

  .form-group {
    margin-block-end: 1.35rem;
  }

  .form-label {
    display: block;
    font-weight: 700;
    font-size: 0.925rem;
    margin-block-end: 0.35rem; /* Gestalt proximity: smaller than .form-group margin */
    color: var(--text-primary);
  }

  .form-hint {
    display: block;
    font-size: 0.825rem;
    color: var(--text-muted);
    margin-block-end: 0.4rem;
  }

  .form-control {
    display: block;
    inline-size: 100%;
    min-block-size: 3rem;
    padding-block: 0.65rem;
    padding-inline: 0.9rem;
    font-size: 1rem; /* >= 16px prevents iOS zoom */
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--border-strong);
    background-color: var(--color-white);
    color: var(--text-primary);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
  }

  textarea.form-control {
    min-block-size: 7.5rem;
    resize: vertical;
  }

  .form-control:where(:user-invalid, [aria-invalid="true"]) {
    border-color: var(--color-danger);
    background-color: #fff8f8;
  }

  .field-error {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-danger);
    margin-block-start: 0.35rem;
  }

  .field-error[hidden] {
    display: none;
  }

  .form-status {
    margin-block-start: 1rem;
    padding: 0.875rem 1rem;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 0.925rem;
  }

  .form-status.is-success {
    background-color: #ecfdf3;
    border: 1px solid #86efac;
    color: #14532d;
  }

  .form-status.is-error {
    background-color: #fef2f2;
    border: 1px solid #fca5a5;
    color: #7f1d1d;
  }

  /* Business Hours & Contact Info Card */
  .hours-list {
    margin-block-start: 0.75rem;
  }

  .hours-list li {
    display: flex;
    justify-content: space-between;
    padding-block: 0.55rem;
    font-size: 0.95rem;
  }

  .hours-list li:not(:last-child) {
    border-block-end: 1px solid var(--border-subtle);
  }

  .hours-list li.is-today {
    font-weight: 700;
    color: var(--color-primary);
    background-color: var(--color-blue-50);
    padding-inline: 0.5rem;
    border-radius: var(--radius-sm);
  }

  .status-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding-block: 0.25rem;
    padding-inline: 0.75rem;
    border-radius: var(--radius-pill);
    font-size: 0.825rem;
    font-weight: 700;
  }

  .status-pill.is-open {
    background-color: #dcfce7;
    color: #166534;
  }

  .status-pill.is-closed {
    background-color: #fee2e2;
    color: #991b1b;
  }

  .map-frame-wrap {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-sm);
    background-color: var(--surface-subtle);
  }

  .map-frame-wrap iframe {
    display: block;
    inline-size: 100%;
    block-size: 22rem;
    border: 0;
  }

  /* Native <dialog> Modals */
  dialog.site-dialog {
    margin: auto;
    inline-size: min(92vw, 38rem);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 0;
    background-color: var(--color-white);
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
  }

  dialog.site-dialog::backdrop {
    background-color: rgba(0, 24, 46, 0.72);
    backdrop-filter: blur(4px);
  }

  .dialog-inner {
    padding: 1.5rem;
  }

  .dialog-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block-end: 1rem;
    margin-block-end: 1rem;
    border-block-end: 1px solid var(--border-subtle);
  }

  /* Footer */
  .site-footer {
    background-color: var(--color-blue-950);
    color: var(--color-blue-100);
    padding-block: 3.5rem 2rem;
    border-block-start: 4px solid var(--color-primary);
  }

  .footer-grid {
    display: grid;
    gap: 2rem;
    grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr));
    padding-block-end: 2.5rem;
    border-block-end: 1px solid rgba(255, 255, 255, 0.14);
  }

  .site-footer h2,
  .site-footer h3 {
    color: var(--color-white);
    font-size: 1.15rem;
    margin-block-end: 0.85rem;
  }

  .footer-links li:not(:last-child) {
    margin-block-end: 0.5rem;
  }

  .site-footer a {
    color: var(--color-blue-100);
    text-decoration: none;
  }

  .site-footer a:hover {
    color: var(--color-amber-400);
    text-decoration: underline;
  }

  .footer-bottom {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding-block-start: 1.5rem;
    font-size: 0.875rem;
  }

  /* Floating WhatsApp FAB & Cookie Banner (replicated & modernized from original site) */
  .whatsapp-fab {
    position: fixed;
    inset-block-end: 1.25rem;
    inset-inline-end: 1.25rem;
    z-index: 40;
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding-block: 0.75rem;
    padding-inline: 1.15rem;
    border-radius: var(--radius-pill);
    background-color: var(--color-whatsapp);
    color: var(--color-white);
    font-weight: 700;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
  }

  .whatsapp-fab:hover {
    background-color: var(--color-whatsapp-hover);
    color: var(--color-white);
  }

  .cookie-banner {
    position: fixed;
    inset-block-end: 1rem;
    inset-inline-start: 1rem;
    z-index: 45;
    max-inline-size: 26rem;
    background-color: var(--color-white);
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    padding: 1.15rem;
    box-shadow: var(--shadow-lg);
  }

  .cookie-banner[hidden] {
    display: none;
  }
}

@layer utilities {
  /* Canonical visually-hidden utility from modern-web-guidance 'accessibility' */
  .visually-hidden:where(:not(:focus-within, :active)) {
    position: absolute !important;
    clip-path: inset(50%) !important;
    overflow: hidden !important;
    width: 1px !important;
    height: 1px !important;
    margin: -1px !important;
    padding: 0 !important;
    border: 0 !important;
    white-space: nowrap !important;
  }

  .skip-link {
    position: fixed;
    inset-block-start: 0.75rem;
    inset-inline-start: 0.75rem;
    z-index: 100;
    background-color: var(--color-blue-950);
    color: var(--color-white);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius-sm);
    font-weight: 700;
    text-decoration: none;
    box-shadow: var(--shadow-md);
  }

  .text-center {
    text-align: center;
  }

  .mt-1 { margin-block-start: 0.5rem; }
  .mt-2 { margin-block-start: 1rem; }
  .mt-3 { margin-block-start: 1.5rem; }
  .mb-2 { margin-block-end: 1rem; }
}