/* ==========================================================================
   ARRT GROUP LIMITED — High-Level Access & Commercial Glazing
   Design system: logo-matched gold on charcoal
   Surfaces: warm white / charcoal ink   Accent: metallic gold / bronze
   Display: Cabinet Grotesk   Body: Satoshi   Technical: JetBrains Mono
   ========================================================================== */

/* --------------------------------------------------------------- 1. TOKENS */
:root {
  /* Fluid type scale */
  --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);

  /* Spacing (4px base) */
  --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;

  /* Radius / motion / shadow */
  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 0.875rem;
  --radius-full: 9999px;
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 680px;
  --content-default: 980px;
  --content-wide: 1280px;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Satoshi', 'Helvetica Neue', sans-serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

:root,
[data-theme='light'] {
  --color-bg: #f8f7f4;
  --color-surface: #ffffff;
  --color-surface-2: #fcfbf9;
  --color-surface-offset: #f3f1ec;
  --color-divider: #ebe7df;
  --color-border: #e4dfd4;

  --color-text: #212121;
  --color-text-muted: #5c574e;
  --color-text-faint: #8a8478;
  --color-text-inverse: #f7f6f3;

  --color-primary: #9a6a1f; /* logo bronze darkened to AA on white (4.71:1) */
  --color-primary-hover: #7d510e; /* logo deepest gold shadow */
  --color-primary-soft: #f6eedc;

  --color-ink: #212121; /* logo charcoal, not navy */
  --color-ink-2: #2a2a2a;
  --color-ink-border: #3d3d3d;
  --color-on-ink: #f4f1ea;
  --color-on-ink-muted: #b8b3a8;
  --color-amber: #d7a64b; /* logo mean gold — on ink only (7.24:1 on #212121) */

  --shadow-sm: 0 1px 2px rgba(33, 33, 33, 0.04);
  --shadow-md: 0 10px 28px rgba(33, 33, 33, 0.06);
  --shadow-lg: 0 22px 48px rgba(33, 33, 33, 0.10);
}

[data-theme='dark'] {
  --color-bg: #1a1a1a;
  --color-surface: #242424;
  --color-surface-2: #2a2a2a;
  --color-surface-offset: #2e2e2e;
  --color-divider: #3a3a3a;
  --color-border: #444444;

  --color-text: #f0eee8;
  --color-text-muted: #b0aaa0;
  --color-text-faint: #7e7970;
  --color-text-inverse: #1a1a1a;

  --color-primary: #d7a64b;
  --color-primary-hover: #f8c860;
  --color-primary-soft: #2c2618;

  --color-ink: #161616;
  --color-ink-2: #1f1f1f;
  --color-ink-border: #3a3a3a;
  --color-on-ink: #f0eee8;
  --color-on-ink-muted: #a8a39a;
  --color-amber: #f8c860; /* logo gold highlight on ink */

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.35);
  --shadow-md: 0 10px 28px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 22px 48px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #1a1a1a;
    --color-surface: #242424;
    --color-surface-2: #2a2a2a;
    --color-surface-offset: #2e2e2e;
    --color-divider: #3a3a3a;
    --color-border: #444444;
    --color-text: #f0eee8;
    --color-text-muted: #b0aaa0;
    --color-text-faint: #7e7970;
    --color-primary: #d7a64b;
    --color-primary-hover: #f8c860;
    --color-primary-soft: #2c2618;
    --color-ink: #161616;
    --color-ink-2: #1f1f1f;
    --color-ink-border: #3a3a3a;
    --color-on-ink: #f0eee8;
    --color-on-ink-muted: #a8a39a;
    --color-amber: #f8c860;
  }
}

/* ------------------------------------------------------------- 2. BASE CSS */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: none;
  text-size-adjust: none;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
  overflow-x: hidden;
}

body {
  min-height: 100dvh;
  line-height: 1.6;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

img,
picture,
video,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}
ul[role='list'],
ol[role='list'] {
  list-style: none;
}
input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}
button {
  cursor: pointer;
  background: none;
  border: none;
}
table {
  border-collapse: collapse;
  width: 100%;
}

h1,
h2,
h3,
h4 {
  text-wrap: balance;
  line-height: 1.08;
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
}
h5,
h6 {
  font-family: var(--font-body);
  line-height: 1.3;
}
p,
li,
figcaption {
  text-wrap: pretty;
  max-width: 68ch;
}

a {
  color: inherit;
}

::selection {
  background: rgba(215, 166, 75, 0.32);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

a,
button,
input,
textarea,
select,
[role='button'] {
  transition:
    color var(--transition-interactive),
    background var(--transition-interactive),
    border-color var(--transition-interactive),
    box-shadow var(--transition-interactive),
    transform var(--transition-interactive);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* -------------------------------------------------------- 3. LAYOUT HELPERS */
.wrap {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-5), 4vw, var(--space-12));
}
.wrap--narrow {
  max-width: var(--content-default);
}

.section {
  padding-block: clamp(var(--space-20), 10vw, var(--space-32));
}
.section--tight {
  padding-block: clamp(var(--space-16), 7vw, var(--space-24));
}
.section--ink {
  background: var(--color-ink);
  color: var(--color-on-ink);
}
.section--ink h2,
.section--ink h3 {
  color: var(--color-on-ink);
}
.section--offset {
  background: var(--color-surface-offset);
}
.section--line {
  border-top: 1px solid var(--color-divider);
}

.grid {
  display: grid;
  gap: clamp(var(--space-8), 4vw, var(--space-16));
}
.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}
.grid--4 {
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.split {
  display: grid;
  gap: clamp(var(--space-8), 5vw, var(--space-20));
  align-items: center;
  grid-template-columns: 1fr;
}
@media (min-width: 900px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
  .split--wide-left {
    grid-template-columns: 1.05fr 0.95fr;
    align-items: start;
  }
  .split--wide-right {
    grid-template-columns: 0.85fr 1.15fr;
  }
  .split--sticky > .split__aside {
    position: sticky;
    top: 7rem;
  }
}

/* ------------------------------------------------------------ 4. TYPOGRAPHY */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: currentColor;
  flex: none;
}
.section--ink .eyebrow {
  color: var(--color-amber);
}

.h-hero {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.035em;
}
.h-page {
  font-size: var(--text-2xl);
  font-weight: 800;
  letter-spacing: -0.03em;
}
.h-section {
  font-size: var(--text-xl);
  max-width: 22ch;
}
.h-card {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.25;
}
.lead {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.5;
  max-width: 58ch;
}
.section--ink .lead {
  color: var(--color-on-ink-muted);
}
.muted {
  color: var(--color-text-muted);
}
.mono {
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.prose > * + * {
  margin-top: var(--space-5);
}
.prose h3 {
  font-size: var(--text-lg);
  margin-top: var(--space-10);
}
.prose h3:first-child {
  margin-top: 0;
}
.prose ul,
ul.prose {
  padding-left: 0;
  list-style: none;
}
ul.prose > li > a {
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}
ul.prose > li > a:hover {
  color: var(--color-primary);
  border-bottom-color: currentColor;
}
.prose li {
  position: relative;
  padding-left: var(--space-6);
  margin-top: var(--space-2);
}
.prose li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 10px;
  height: 1px;
  background: var(--color-primary);
}

/* --------------------------------------------------------------- 5. BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.01em;
  padding: 0.95rem 1.7rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}
.btn svg {
  flex: none;
}
.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
[data-theme='dark'] .btn--primary {
  color: #212121;
}
.btn--primary:hover {
  background: var(--color-primary-hover);
  transform: translateY(-1px);
}
.btn--amber {
  background: var(--color-amber);
  color: #212121;
}
.btn--amber:hover {
  background: #f8c860;
  transform: translateY(-1px);
}
.btn--outline {
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn--on-ink {
  border-color: var(--color-ink-border);
  color: var(--color-on-ink);
}
.btn--on-ink:hover {
  border-color: var(--color-amber);
  color: var(--color-amber);
}
.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-8);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}
.link-arrow svg {
  transition: transform var(--transition-interactive);
}
.link-arrow:hover svg {
  transform: translateX(4px);
}

/* ---------------------------------------------------------------- 6. HEADER */
.topbar {
  background: var(--color-ink);
  color: var(--color-on-ink-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--color-ink-border);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: 40px;
  padding-block: var(--space-2);
}
.topbar__list {
  display: flex;
  gap: var(--space-6);
  list-style: none;
  flex-wrap: wrap;
}
.topbar__list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  max-width: none;
}
.topbar__list svg {
  color: var(--color-amber);
}
.topbar a {
  color: var(--color-on-ink);
  text-decoration: none;
}
.topbar a:hover {
  color: var(--color-amber);
}
@media (max-width: 860px) {
  .topbar__list li:nth-child(n + 2) {
    display: none;
  }
  .topbar {
    font-size: 0.68rem;
    letter-spacing: 0.05em;
  }
  .topbar__list li {
    white-space: nowrap;
  }
  .topbar__note {
    text-align: right;
  }
}

.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  min-height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex: none;
}
.brand__mark {
  width: 38px;
  height: 38px;
  color: var(--color-text);
}
.brand__mark .accent {
  fill: var(--color-primary);
}
.brand__name {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1;
}
.brand__tag {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: 3px;
}

.nav {
  margin-left: auto;
}
.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(var(--space-3), 1.15vw, var(--space-6));
  list-style: none;
}
.nav__list a {
  font-size: var(--text-sm);
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  padding-block: var(--space-2);
  position: relative;
}
.nav__list a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: 0;
  height: 2px;
  background: var(--color-primary);
  transition: right var(--transition-interactive);
}
.nav__list a:hover::after,
.nav__list a[aria-current='page']::after {
  right: 0;
}
.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
}
.icon-btn {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text);
}
.icon-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.nav-toggle {
  display: none;
}

@media (max-width: 1180px) {
  /* backdrop-filter creates a containing block for fixed children, which would
     trap the off-canvas nav inside the header — so drop it on small screens. */
  .header {
    backdrop-filter: none;
    background: var(--color-bg);
  }
  .nav {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(360px, 86vw);
    background: var(--color-surface);
    border-left: 1px solid var(--color-divider);
    padding: var(--space-20) var(--space-8) var(--space-8);
    transform: translateX(101%);
    transition: transform 280ms cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 70;
    overflow-y: auto;
  }
  .nav[data-open='true'] {
    transform: translateX(0);
  }
  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav__list li {
    border-bottom: 1px solid var(--color-divider);
  }
  .nav__list a {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--text-base);
    font-weight: 600;
  }
  .nav-toggle {
    display: grid;
  }
  .header__cta {
    display: none;
  }
  .nav__cta {
    margin-top: var(--space-8);
    display: grid;
    gap: var(--space-3);
  }
  .scrim {
    position: fixed;
    inset: 0;
    background: rgba(33, 33, 33, 0.5);
    opacity: 0;
    pointer-events: none;
    transition: opacity 240ms ease;
    /* Must sit BELOW the header (z-index 60) because the off-canvas nav is a
       child of the header and therefore stacks inside it. */
    z-index: 55;
  }
  .scrim[data-open='true'] {
    opacity: 1;
    pointer-events: auto;
  }
}
@media (min-width: 1181px) {
  .nav__cta {
    display: none;
  }
}

/* ------------------------------------------------------------------ 7. HERO */
.hero {
  position: relative;
  background: var(--color-ink);
  color: var(--color-on-ink);
  overflow: hidden;
}
.hero__media {
  position: absolute;
  inset: 0;
}
.hero__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 60% 45%;
}
.hero__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(33, 33, 33, 0.86) 0%, rgba(33, 33, 33, 0.7) 42%, rgba(33, 33, 33, 0.28) 78%),
    linear-gradient(to top, rgba(33, 33, 33, 0.78), rgba(33, 33, 33, 0) 60%);
}
.hero__inner {
  position: relative;
  padding-block: clamp(var(--space-20), 12vw, 9rem);
}
.hero__content {
  max-width: 46rem;
}
.hero h1 {
  color: #fff;
}
.hero h1 em {
  font-style: normal;
  color: var(--color-amber);
}
.hero__lead {
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  color: #d5d0c6;
  max-width: 44ch;
}
.hero__eyebrow {
  color: var(--color-amber);
}
.hero__strip {
  position: relative;
  border-top: 1px solid var(--color-ink-border);
  background: rgba(33, 33, 33, 0.62);
  backdrop-filter: blur(6px);
}
.hero__strip ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}
.hero__strip li {
  padding: var(--space-6) var(--space-4) var(--space-6) 0;
  max-width: none;
}
.hero__strip li + li {
  border-left: 1px solid var(--color-ink-border);
  padding-left: var(--space-6);
}
.hero__strip b {
  display: block;
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-amber);
  line-height: 1;
}
.hero__strip span {
  display: block;
  margin-top: var(--space-2);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-on-ink-muted);
}

/* Interior page header */
.pagehead {
  position: relative;
  background: var(--color-ink);
  color: var(--color-on-ink);
  overflow: hidden;
}
.pagehead__media {
  position: absolute;
  inset: 0;
}
.pagehead__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.pagehead__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(33, 33, 33, 0.88) 0%, rgba(33, 33, 33, 0.7) 55%, rgba(33, 33, 33, 0.42) 100%);
}
.pagehead__inner {
  position: relative;
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}
.pagehead h1 {
  color: #fff;
  max-width: 30ch;
}
.pagehead .lead {
  color: #cfc9be;
  margin-top: var(--space-5);
}
.crumbs {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-on-ink-muted);
  margin-bottom: var(--space-6);
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}
.crumbs a {
  text-decoration: none;
}
.crumbs a:hover {
  color: var(--color-amber);
}

/* ----------------------------------------------------------------- 8. CARDS */
.card {
  background: var(--color-surface);
  border: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  text-decoration: none;
  color: inherit;
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--color-primary);
  transition: width 260ms cubic-bezier(0.16, 1, 0.3, 1);
}
a.card:hover {
  border-color: color-mix(in srgb, var(--color-primary) 35%, var(--color-border));
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
a.card:hover::before {
  width: 100%;
}
.card__idx {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--color-text-faint);
}
.card p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0;
}
.card__foot {
  margin-top: auto;
  padding-top: var(--space-5);
}
.card--ink {
  background: var(--color-ink-2);
  border-color: var(--color-ink-border);
  color: var(--color-on-ink);
}
.card--ink p {
  color: var(--color-on-ink-muted);
}

/* GLRE-style photo service cards: image on top, title + caption under */
.card--photo {
  padding: 0;
  gap: 0;
  box-shadow: none;
}
.card--photo::before {
  display: none;
}
.card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-surface-offset);
}
.card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
a.card--photo:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: color-mix(in srgb, var(--color-primary) 22%, var(--color-border));
}
a.card--photo:hover .card__media img {
  transform: scale(1.035);
}
.card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6) var(--space-6) var(--space-7, 1.75rem);
  flex: 1;
}
.card--photo .card__idx {
  display: none;
}
.card--photo .h-card {
  margin-top: 0;
}
.card--photo .card__body > p {
  line-height: 1.55;
}
.card--photo .card__foot {
  padding-top: var(--space-3);
  padding-bottom: 0;
  margin-top: auto;
}

.tile {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}
.tile__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-surface-offset);
}
.tile__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
}
.tile:hover .tile__media img {
  transform: scale(1.045);
}
.tile__body {
  padding: var(--space-8) var(--space-6) var(--space-6);
}
.tile__body p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-2);
}
.tile__meta {
  list-style: none;
  margin-top: var(--space-5);
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
  display: grid;
  gap: var(--space-2);
}
.tile__meta li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  max-width: none;
}
.tile__meta b {
  color: var(--color-text);
  font-weight: 500;
  text-align: right;
}
.tile:hover {
  border-color: var(--color-text-faint);
}

/* Feature row (image + text alternating) */
.feature {
  display: grid;
  gap: clamp(var(--space-6), 4vw, var(--space-16));
  align-items: center;
}
@media (min-width: 900px) {
  .feature {
    grid-template-columns: 1fr 1fr;
  }
  .feature--flip .feature__media {
    order: 2;
  }
}
.feature__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.feature__media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.feature__badge {
  position: absolute;
  left: 0;
  bottom: 0;
  background: var(--color-ink);
  color: var(--color-amber);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-3) var(--space-5);
}

/* --------------------------------------------------------------- 9. PROCESS */
.steps {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 0;
}
.steps li {
  counter-increment: step;
  position: relative;
  padding: var(--space-8) 0 var(--space-8) clamp(3.5rem, 6vw, 5.5rem);
  border-top: 1px solid var(--color-divider);
  max-width: none;
}
.steps li:last-child {
  border-bottom: 1px solid var(--color-divider);
}
.steps li::before {
  content: '0' counter(step);
  position: absolute;
  left: 0;
  top: var(--space-8);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  color: var(--color-primary);
}
.steps h3 {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  font-weight: 700;
}
.steps p {
  margin-top: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}
.section--ink .steps li {
  border-color: var(--color-ink-border);
}
.section--ink .steps li::before {
  color: var(--color-amber);
}
.section--ink .steps p {
  color: var(--color-on-ink-muted);
}

/* Stat band */
.stats {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-8);
}
.stats li {
  max-width: none;
  border-top: 2px solid var(--color-amber);
  padding-top: var(--space-4);
}
.stats b {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
}
.stats span {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-on-ink-muted);
}

/* Accreditation / logo strip */
.badges {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.badges li {
  max-width: none;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-4);
  color: var(--color-text-muted);
}
.section--ink .badges li {
  border-color: var(--color-ink-border);
  color: var(--color-on-ink-muted);
}

/* Checklist */
.checks {
  list-style: none;
  display: grid;
  gap: var(--space-4);
}
.checks li {
  position: relative;
  padding-left: var(--space-8);
  font-size: var(--text-sm);
  max-width: 46ch;
}
.checks li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 16px;
  height: 16px;
  border: 1px solid var(--color-primary);
  border-radius: 4px;
  background:
    linear-gradient(45deg, transparent 45%, var(--color-primary) 45%, var(--color-primary) 55%, transparent 55%);
}

/* --------------------------------------------------------------- 10. TABLES */
.spec {
  font-size: var(--text-sm);
}
.spec th,
.spec td {
  text-align: left;
  padding: var(--space-4) var(--space-4) var(--space-4) 0;
  border-bottom: 1px solid var(--color-divider);
  vertical-align: top;
}
.spec th {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  width: 34%;
}

/* ------------------------------------------------------------ 11. ACCORDION */
.faq {
  border-top: 1px solid var(--color-divider);
}
.faq details {
  border-bottom: 1px solid var(--color-divider);
}
.faq summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-6) var(--space-10) var(--space-6) 0;
  font-weight: 700;
  font-size: var(--text-base);
  position: relative;
}
.faq summary::-webkit-details-marker {
  display: none;
}
.faq summary::after {
  content: '';
  position: absolute;
  right: var(--space-2);
  top: 50%;
  width: 12px;
  height: 12px;
  margin-top: -6px;
  border-right: 2px solid var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  transform: rotate(45deg);
  transition: transform var(--transition-interactive);
}
.faq details[open] summary::after {
  transform: rotate(-135deg);
}
.faq summary:hover {
  color: var(--color-primary);
}
.faq p {
  padding-bottom: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

/* ---------------------------------------------------------------- 12. FORMS */
.form {
  display: grid;
  gap: var(--space-5);
}
.form__row {
  display: grid;
  gap: var(--space-5);
}
@media (min-width: 640px) {
  .form__row--2 {
    grid-template-columns: 1fr 1fr;
  }
}
.field {
  display: grid;
  gap: var(--space-2);
}
.field label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.9rem var(--space-4);
  font-size: var(--text-sm);
}
.field textarea {
  min-height: 140px;
  resize: vertical;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.form__note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.consent {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}
.consent input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--color-primary);
  flex: none;
}

/* Contact detail cards */
.contact-list {
  list-style: none;
  display: grid;
  gap: var(--space-5);
}
.contact-list li {
  max-width: none;
  border-top: 1px solid var(--color-divider);
  padding-top: var(--space-4);
}
.contact-list b {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: 500;
  margin-bottom: var(--space-1);
}
.contact-list a {
  text-decoration: none;
  font-size: var(--text-lg);
  font-weight: 700;
}
.contact-list a:hover {
  color: var(--color-primary);
}

/* ------------------------------------------------------------------ 13. CTA */
.cta {
  position: relative;
  overflow: hidden;
  background: var(--color-ink);
  color: var(--color-on-ink);
}
.cta__media {
  position: absolute;
  inset: 0;
}
.cta__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.5;
}
.cta__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(33, 33, 33, 0.9) 10%, rgba(33, 33, 33, 0.55) 100%);
}
.cta__inner {
  position: relative;
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}
.cta h2 {
  color: #fff;
  font-size: var(--text-xl);
  max-width: 24ch;
}
.cta p {
  color: #c4bfb4;
  margin-top: var(--space-4);
}

/* --------------------------------------------------------------- 14. FOOTER */
.footer {
  background: var(--color-ink);
  color: var(--color-on-ink-muted);
  border-top: 1px solid var(--color-ink-border);
  font-size: var(--text-sm);
}
.footer__grid {
  display: grid;
  gap: var(--space-10);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  grid-template-columns: 1fr;
}
@media (min-width: 720px) {
  .footer__grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}
@media (min-width: 1040px) {
  .footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
  }
}
.footer h2,
.footer h3 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-on-ink);
  margin-bottom: var(--space-5);
  letter-spacing: 0.14em;
}
.footer ul {
  list-style: none;
  display: grid;
  gap: var(--space-3);
}
.footer a {
  text-decoration: none;
}
.footer a:hover {
  color: var(--color-amber);
}
.footer__brand .brand {
  color: var(--color-on-ink);
  margin-bottom: var(--space-5);
}
.footer__brand .brand__tag {
  color: var(--color-on-ink-muted);
}
.footer__brand .brand__mark .accent {
  fill: var(--color-amber);
}
.footer__brand p {
  max-width: 34ch;
}
.footer__brand ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  line-height: 1.5;
}
.footer__brand ul li svg {
  flex: none;
  margin-top: 0.32em;
  color: var(--color-amber);
}
.footer__bottom {
  border-top: 1px solid var(--color-ink-border);
  padding-block: var(--space-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.footer__bottom ul {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

/* Sticky mobile call bar */
.callbar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: none;
  gap: 1px;
  background: var(--color-ink-border);
  border-top: 1px solid var(--color-ink-border);
}
.callbar a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4);
  background: var(--color-ink);
  color: var(--color-on-ink);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 700;
}
.callbar a.is-primary {
  background: var(--color-amber);
  color: #212121;
}
@media (max-width: 700px) {
  .callbar {
    display: flex;
  }
  body {
    padding-bottom: 60px;
  }
}

/* ---------------------------------------------------------- 15. UTIL/MOTION */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 700ms cubic-bezier(0.16, 1, 0.3, 1),
    transform 700ms cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
}
.rule {
  height: 1px;
  background: var(--color-divider);
  border: 0;
}
.stack-8 > * + * {
  margin-top: var(--space-8);
}
.stack-6 > * + * {
  margin-top: var(--space-6);
}
.stack-4 > * + * {
  margin-top: var(--space-4);
}
.section__head {
  max-width: 62rem;
  margin-bottom: clamp(var(--space-12), 5.5vw, var(--space-20));
}
.section__head p {
  margin-top: var(--space-5);
}
.text-amber {
  color: var(--color-amber);
}
.nowrap {
  white-space: nowrap;
}

/* --- Brand logo (replaces SVG mark) --- */
.brand__logo {
  width: 48px;
  height: 48px;
  object-fit: contain;
  display: block;
  flex: none;
  border-radius: 8px;
  background: #fff;
}
.footer__brand .brand__logo {
  width: 44px;
  height: 44px;
}

/* Footer legal NAP / CRN */
.footer__legal {
  padding: var(--space-4) 0;
  border-top: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
.footer__legal p {
  margin: 0;
  line-height: 1.5;
}

/* Empty photo slots (Ally Pally until Ryan supplies images) */
.media-slot {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 160px;
  border: 1px dashed color-mix(in srgb, var(--color-border) 100%, transparent);
  background: color-mix(in srgb, var(--color-surface) 92%, var(--color-primary) 8%);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
  padding: var(--space-4);
  border-radius: var(--radius-md);
}
.media-slot--tall { min-height: 280px; }
.card__media .media-slot {
  width: 100%;
  height: 100%;
  min-height: 0;
  aspect-ratio: 4 / 3;
  border: none;
  border-radius: 0;
  background: color-mix(in srgb, var(--color-ink) 92%, var(--color-primary) 8%);
  color: var(--color-amber);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  padding: var(--space-6);
}

/* SafeContractor reserved slot */
.trust-slot {
  margin-top: var(--space-5);
  padding: var(--space-4);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  display: grid;
  gap: 0.35rem;
}
.trust-slot__label {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.trust-slot__pending {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}


/* ---------------------------------------------------- CASE-STUDY FILTERS */
.cs-toolbar {
  display: grid;
  gap: var(--space-3);
}
.cs-toolbar__label {
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.cs-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.cs-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  line-height: 1.2;
}
.cs-chip:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.cs-chip.is-active {
  background: var(--color-ink);
  border-color: var(--color-ink);
  color: var(--color-amber);
}
.cs-card-tags {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: 0;
}
.cs-card-tags li {
  max-width: none;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-soft);
  padding: 0.22rem 0.55rem;
  border-radius: var(--radius-full);
}
[data-theme='dark'] .cs-card-tags li {
  background: color-mix(in srgb, var(--color-primary) 18%, var(--color-ink-2));
  color: var(--color-amber);
}
.cs-empty {
  color: var(--color-text-muted);
  margin: 0;
}
[data-cs-card].is-filtered-out {
  display: none !important;
}