/* ============================================================
   OLYMPUS INSULATION — design tokens & components
   Granite + amber. Clash Display / Satoshi.
   ============================================================ */

:root,
[data-theme='light'] {
  /* Surfaces — warm stone */
  --color-bg: #f2f4f6;
  --color-surface: #f9fafb;
  --color-surface-2: #fcfdfe;
  --color-surface-offset: #e9edf1;
  --color-surface-offset-2: #e1e6ec;
  --color-surface-dynamic: #d6dde4;
  --color-divider: #d9dee4;
  --color-border: #c4ccd5;

  /* Ink — deep granite */
  --color-text: #1a212b;
  --color-text-muted: #5b6673;
  --color-text-faint: #a8b1bb;
  --color-text-inverse: #f6f8fa;

  /* Primary — foam amber */
  --color-primary: #14417c;
  --color-primary-hover: #0f3260;
  --color-primary-active: #0b2547;
  --color-primary-highlight: #dbe6f4;

  /* Dark panel (heroes, footer) — used in both modes */
  --color-panel: #0f1723;
  --color-panel-2: #16202e;
  --color-panel-text: #e8edf3;
  --color-panel-muted: #93a0af;
  --color-panel-border: rgba(232, 237, 243, 0.14);
  --color-accent-bright: #7fa9e2;

  --color-success: #44712a;
  --color-error: #9b2f2f;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 2px oklch(0.25 0.02 250 / 0.07);
  --shadow-md:
    0 1px 2px oklch(0.25 0.02 250 / 0.06), 0 4px 16px oklch(0.25 0.02 250 / 0.07);
  --shadow-lg:
    0 2px 4px oklch(0.25 0.02 250 / 0.08), 0 12px 32px oklch(0.25 0.02 250 / 0.1);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  --font-display: 'Clash Display', 'Arial Black', sans-serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;

  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
}

[data-theme='dark'] {
  --color-bg: #10151c;
  --color-surface: #151b23;
  --color-surface-2: #19202a;
  --color-surface-offset: #161d26;
  --color-surface-offset-2: #1b2430;
  --color-surface-dynamic: #26303d;
  --color-divider: #1f2731;
  --color-border: #333e4c;
  --color-text: #d0d7df;
  --color-text-muted: #8794a2;
  --color-text-faint: #57616d;
  --color-text-inverse: #101820;
  --color-primary: #7fa9e2;
  --color-primary-hover: #9dbfec;
  --color-primary-active: #6390d0;
  --color-primary-highlight: #1c2a3d;
  --color-panel: #0b1119;
  --color-panel-2: #131b26;
  --color-success: #7fb35a;
  --color-error: #d16a6a;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.25);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.32);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.42);
}

/* ---------- layout helpers ---------- */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-5);
}
.container--default {
  max-width: var(--content-default);
}
.container--narrow {
  max-width: var(--content-narrow);
}

.section {
  padding-block: clamp(var(--space-12), 7vw, var(--space-24));
}
.section--tight {
  padding-block: clamp(var(--space-8), 5vw, var(--space-16));
}
.section--offset {
  background: var(--color-surface-offset);
}

.eyebrow {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  margin-bottom: var(--space-4);
}
.section-lede {
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* ---------- header ---------- */
.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 100;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
}
.skip-link:focus {
  top: var(--space-2);
}

.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid oklch(from var(--color-text) l c h / 0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  min-height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  margin-right: auto;
}
.brand-mark {
  flex: none;
  color: var(--color-primary);
}
.brand-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.06rem;
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.brand-name small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.nav a {
  display: inline-block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  border-radius: var(--radius-md);
}
.nav a:hover {
  background: var(--color-surface-offset);
}
.nav a[aria-current='page'] {
  color: var(--color-primary);
  font-weight: 700;
}

.nav-group {
  position: relative;
}
.nav-group > button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-md);
}
.nav-group > button:hover {
  background: var(--color-surface-offset);
}
.nav-group > button svg {
  transition: transform var(--transition-interactive);
}
.nav-group[data-open] > button svg {
  transform: rotate(180deg);
}
.nav-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 250px;
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.1);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: var(--space-2);
  display: none;
}
.nav-group[data-open] .nav-menu {
  display: block;
}
.nav-menu a {
  display: block;
  width: 100%;
  padding: var(--space-2) var(--space-3);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  white-space: nowrap;
}

.theme-toggle,
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}
.theme-toggle:hover,
.menu-toggle:hover {
  background: var(--color-surface-offset);
  color: var(--color-text);
}
.menu-toggle {
  display: none;
}

/* mobile nav */
@media (max-width: 980px) {
  .nav,
  .header-cta .btn-label {
    display: none;
  }
  .menu-toggle {
    display: inline-flex;
  }
  .mobile-nav {
    display: none;
    border-top: 1px solid var(--color-divider);
    padding: var(--space-3) var(--space-5) var(--space-6);
  }
  .mobile-nav[data-open] {
    display: block;
  }
  .mobile-nav a {
    display: block;
    padding: var(--space-3) var(--space-2);
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text);
    text-decoration: none;
    border-bottom: 1px solid var(--color-divider);
    min-height: 44px;
  }
  .mobile-nav a:active {
    background: var(--color-surface-offset);
  }
  .mobile-nav .mobile-nav-label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    padding: var(--space-4) var(--space-2) var(--space-1);
  }
}
@media (min-width: 981px) {
  .mobile-nav {
    display: none !important;
  }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  min-height: 44px;
  font-size: var(--text-sm);
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  letter-spacing: 0.01em;
}
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-primary-hover);
}
.btn-primary:active {
  background: var(--color-primary-active);
}
[data-theme='dark'] .btn-primary {
  color: #0e1622;
}
.btn-ghost {
  border: 1px solid oklch(from currentColor l c h / 0.35);
  color: inherit;
}
.btn-ghost:hover {
  background: oklch(from currentColor l c h / 0.08);
}
.btn-sm {
  padding: var(--space-2) var(--space-4);
  min-height: 40px;
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  background: var(--color-panel);
  color: var(--color-panel-text);
  overflow: hidden;
}
.hero-media {
  position: absolute;
  inset: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(
      100deg,
      oklch(0.17 0.02 255 / 0.92) 18%,
      oklch(0.17 0.02 255 / 0.62) 52%,
      oklch(0.17 0.02 255 / 0.28) 100%
    );
}
.hero-inner {
  position: relative;
  padding-block: clamp(var(--space-16), 11vw, var(--space-32));
  max-width: 640px;
}
.hero .eyebrow {
  color: var(--color-accent-bright);
}
.hero h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-2xl);
  letter-spacing: -0.01em;
  margin-bottom: var(--space-5);
}
.hero-home h1 {
  font-size: clamp(2.2rem, 1.3rem + 2.9vw, 3.7rem);
}
.hero p {
  color: var(--color-panel-muted);
  font-size: var(--text-base);
  margin-bottom: var(--space-8);
  max-width: 52ch;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-6);
  margin-top: var(--space-10);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-panel-border);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-panel-muted);
}

/* ---------- service cards ---------- */
.svc-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: var(--space-5);
  margin-top: var(--space-10);
}
.svc-card {
  grid-column: span 6;
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.09);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
}
.svc-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: oklch(from var(--color-primary) l c h / 0.45);
}
.svc-card--wide {
  grid-column: span 12;
  flex-direction: row;
}
.svc-card--wide .svc-media {
  width: 46%;
  flex: none;
}
.svc-media {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-surface-offset);
}
.svc-card--wide .svc-media {
  aspect-ratio: auto;
}
.svc-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms cubic-bezier(0.16, 1, 0.3, 1);
}
.svc-card:hover .svc-media img {
  transform: scale(1.04);
}
.svc-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.svc-body h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
}
.svc-body p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  flex: 1;
}
.svc-link {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
}
@media (max-width: 860px) {
  .svc-card,
  .svc-card--wide {
    grid-column: span 12;
    flex-direction: column;
  }
  .svc-card--wide .svc-media {
    width: 100%;
    aspect-ratio: 16/9;
  }
}

/* ---------- split feature ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: center;
}
.split--rev > .split-media {
  order: 2;
}
.split-media {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.split-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
@media (max-width: 860px) {
  .split {
    grid-template-columns: 1fr;
  }
  .split--rev > .split-media {
    order: 0;
  }
}

/* ---------- checklist / feature list ---------- */
.checklist {
  display: grid;
  gap: var(--space-3);
  margin-block: var(--space-6);
}
.checklist li {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-sm);
}
.checklist li strong {
  display: block;
}
.checklist svg {
  flex: none;
  margin-top: 3px;
  color: var(--color-primary);
}

/* ---------- stats band ---------- */
.stat-band {
  background: var(--color-panel);
  color: var(--color-panel-text);
}
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: var(--space-8);
}
.stat b {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  color: var(--color-accent-bright);
  font-variant-numeric: tabular-nums;
}
.stat span {
  font-size: var(--text-sm);
  color: var(--color-panel-muted);
}

/* ---------- town / area chips ---------- */
.town-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(190px, 100%), 1fr));
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.town-grid a {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  min-height: 44px;
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.09);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 500;
}
.town-grid a:hover {
  border-color: oklch(from var(--color-primary) l c h / 0.5);
  color: var(--color-primary);
}
.town-grid svg {
  color: var(--color-primary);
  flex: none;
}

/* ---------- FAQ accordion ---------- */
.faq-list {
  display: grid;
  gap: var(--space-3);
  margin-top: var(--space-8);
}
.faq-item {
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.09);
  border-radius: var(--radius-lg);
}
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  font-weight: 700;
  font-size: var(--text-base);
  min-height: 44px;
}
.faq-item summary::-webkit-details-marker {
  display: none;
}
.faq-item summary svg {
  flex: none;
  color: var(--color-text-muted);
  transition: transform var(--transition-interactive);
}
.faq-item[open] summary svg {
  transform: rotate(45deg);
  color: var(--color-primary);
}
.faq-item .faq-a {
  padding: 0 var(--space-5) var(--space-5);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ---------- process steps ---------- */
.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(230px, 100%), 1fr));
  gap: var(--space-5);
  margin-top: var(--space-10);
}
.step {
  counter-increment: step;
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.09);
  border-radius: var(--radius-lg);
}
.step::before {
  content: counter(step, decimal-leading-zero);
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}
.step h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.step p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--color-panel);
  color: var(--color-panel-text);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 6vw, var(--space-16));
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  position: relative;
  overflow: hidden;
}
.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      600px 300px at 90% 10%,
      oklch(0.55 0.1 255 / 0.25),
      transparent 70%
    );
  pointer-events: none;
}
.cta-band h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-xl);
  max-width: 22ch;
  position: relative;
}
.cta-band p {
  color: var(--color-panel-muted);
  font-size: var(--text-sm);
  margin-top: var(--space-2);
  position: relative;
}
.cta-band .hero-actions {
  position: relative;
}

/* ---------- prose (long-form service copy) ---------- */
.prose h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-lg);
  margin: var(--space-10) 0 var(--space-3);
}
.prose h3 {
  font-size: var(--text-base);
  font-weight: 700;
  margin: var(--space-6) 0 var(--space-2);
}
.prose p {
  margin-bottom: var(--space-4);
  max-width: 68ch;
}
.prose ul {
  margin: 0 0 var(--space-4) var(--space-5);
}
.prose li {
  margin-bottom: var(--space-2);
}
.prose a {
  color: var(--color-primary);
  font-weight: 600;
}

/* pull-quote / callout */
.callout {
  border-radius: var(--radius-lg);
  background: var(--color-primary-highlight);
  color: var(--color-text);
  padding: var(--space-6);
  margin-block: var(--space-8);
  font-size: var(--text-base);
  font-weight: 500;
  max-width: 60ch;
}
[data-theme='dark'] .callout {
  color: var(--color-text);
}

/* ---------- tables ---------- */
.data-table {
  margin-block: var(--space-6);
  border: 1px solid oklch(from var(--color-text) l c h / 0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.data-table table {
  font-size: var(--text-sm);
}
.data-table th {
  text-align: left;
  background: var(--color-surface-offset);
  font-weight: 700;
  padding: var(--space-3) var(--space-4);
}
.data-table td {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-divider);
  color: var(--color-text-muted);
}
.data-table td:first-child {
  color: var(--color-text);
  font-weight: 500;
}

/* ---------- page hero (interior) ---------- */
.page-hero {
  background: var(--color-panel);
  color: var(--color-panel-text);
  position: relative;
  overflow: hidden;
}
.page-hero .hero-inner {
  padding-block: clamp(var(--space-12), 7vw, var(--space-20));
  max-width: 720px;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-panel-muted);
  margin-bottom: var(--space-4);
}
.breadcrumb a {
  color: var(--color-panel-muted);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--color-panel-text);
}

/* ---------- contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
}
@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact-card {
  display: grid;
  gap: var(--space-5);
}
.contact-line {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
}
.contact-line svg {
  flex: none;
  color: var(--color-primary);
  margin-top: 4px;
}
.contact-line b {
  display: block;
  font-size: var(--text-sm);
}
.contact-line span,
.contact-line a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.contact-line a:hover {
  color: var(--color-primary);
}

.form {
  display: grid;
  gap: var(--space-4);
  background: var(--color-surface);
  border: 1px solid oklch(from var(--color-text) l c h / 0.09);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-5), 4vw, var(--space-8));
  box-shadow: var(--shadow-sm);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
@media (max-width: 640px) {
  .form-row {
    grid-template-columns: 1fr;
  }
}
.field label {
  display: block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: var(--space-3);
  font-size: 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 1px;
  border-color: transparent;
}
.form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ---------- footer ---------- */
.footer {
  background: var(--color-panel);
  color: var(--color-panel-muted);
  margin-top: var(--space-16);
}
.footer a {
  color: var(--color-panel-muted);
  text-decoration: none;
}
.footer a:hover {
  color: var(--color-panel-text);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-10);
  padding-block: var(--space-16) var(--space-10);
}
@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }
}
.footer h4 {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-panel-text);
  margin-bottom: var(--space-4);
}
.footer ul {
  list-style: none;
  display: grid;
  gap: var(--space-2);
  font-size: var(--text-sm);
}
.footer .brand {
  color: var(--color-panel-text);
  margin-bottom: var(--space-4);
}
.footer .brand-name small {
  color: var(--color-panel-muted);
}
.footer-about {
  font-size: var(--text-sm);
  max-width: 38ch;
}
.footer-bottom {
  border-top: 1px solid var(--color-panel-border);
  padding-block: var(--space-5);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  justify-content: space-between;
  font-size: var(--text-xs);
}

/* ---------- reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition:
    opacity 600ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* sticky mobile call bar */
.call-bar {
  display: none;
}
@media (max-width: 640px) {
  .call-bar {
    display: flex;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 60;
    background: var(--color-primary);
    color: #fff;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    font-weight: 700;
    font-size: var(--text-sm);
    text-decoration: none;
    min-height: 52px;
  }
  .call-bar:active {
    background: var(--color-primary-active);
  }
  body {
    padding-bottom: 52px;
  }
  [data-theme='dark'] .call-bar {
    color: #0e1622;
  }
}

/* ---------- brand logo images ---------- */
.brand-mark-img { height: 42px; width: auto; }
.logo-on-dark { display: none; }
[data-theme='dark'] .logo-on-light { display: none; }
[data-theme='dark'] .logo-on-dark { display: block; }
.footer-logo { width: 190px; height: auto; margin-bottom: var(--space-5); }

/* Wide in-content photo */
.photo-wide {
  margin: 2.5rem 0;
}
.photo-wide img {
  width: 100%;
  display: block;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
}
.photo-wide figcaption {
  margin-top: 0.6rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}