/* ==========================================================================
   Clipsal Support — C-Bus automation website
   Design system: dark charcoal / white / light grey + one amber accent
   ========================================================================== */

:root {
  --ink: #17232d;
  --ink-2: #202f3b;
  --ink-3: #2c3d49;
  --white: #ffffff;
  --grey: #f5f7f8;
  --grey-2: #e9eef0;
  --line: #dfe6e9;
  --line-dark: rgba(255, 255, 255, 0.12);
  --text: #1b2933;
  --text-soft: #62717b;
  --text-invert: #ffffff;
  --text-invert-soft: rgba(255, 255, 255, 0.66);
  --accent: #178c83;
  --accent-strong: #11736c;
  --accent-soft: rgba(23, 140, 131, 0.12);

  --radius-lg: 8px;
  --radius: 6px;
  --radius-sm: 4px;

  --pad-x: clamp(1.25rem, 5vw, 4.5rem);
  --section-y: clamp(4rem, 8vw, 7.5rem);
  --maxw: 1240px;
  --shadow: 0 18px 40px -24px rgba(13, 16, 20, 0.35);
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  margin: 0;
  background: var(--white);
  color: var(--text);
  font-family: Inter, "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  opacity: 0;
  transform: translateY(24px) scale(0.995);
  transition: opacity 1.2s cubic-bezier(0.19, 1, 0.22, 1), transform 1.2s cubic-bezier(0.19, 1, 0.22, 1), filter 1.2s ease;
  filter: saturate(0.95) brightness(0.98);
}

body.page-transition-ready {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: saturate(1) brightness(1);
}

body.page-transition-leaving {
  opacity: 0.12;
  transform: translateY(-18px) scale(0.986);
  filter: blur(0.9px) saturate(0.9) brightness(0.88);
}

.page-transition-overlay {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background:
    linear-gradient(130deg, rgba(23, 140, 131, 0.32) 0%, rgba(17, 23, 29, 0.78) 28%, rgba(17, 23, 29, 0.92) 100%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
  box-shadow: inset 0 30px 70px rgba(13, 16, 20, 0.26);
  opacity: 0;
  transform: translateY(-110%) scaleY(1.08);
  transition: transform 1.3s cubic-bezier(0.19, 1, 0.22, 1), opacity 0.22s ease;
}

body.page-transition-leaving .page-transition-overlay {
  opacity: 1;
  transform: translateY(0) scaleY(1);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.75rem;
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(2.4rem, 5.4vw, 4rem);
}

h2 {
  font-size: clamp(1.9rem, 3.6vw, 2.9rem);
}

h3 {
  font-size: 1.15rem;
  letter-spacing: 0;
}

h1 em,
h2 em,
h3 em {
  font-style: normal;
  color: var(--text-soft);
}

.on-dark h1 em,
.on-dark h2 em,
.on-dark h3 em {
  color: var(--text-invert-soft);
}

p {
  margin: 0 0 1rem;
}

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  color: var(--text-soft);
  max-width: 62ch;
}

.on-dark .lede {
  color: var(--text-invert-soft);
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin: 0 0 1rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent-strong);
}

.kicker::before {
  content: "";
  width: 22px;
  height: 1px;
  background: currentColor;
}

.on-dark .kicker {
  color: var(--accent);
}

/* Layout ---------------------------------------------------------------- */

.wrap {
  width: 100%;
  max-width: var(--maxw);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section {
  padding-block: var(--section-y);
}

.section-sm {
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.on-dark {
  background: var(--ink);
  color: var(--text-invert);
}

.on-grey {
  background: var(--grey);
}

.section-head {
  max-width: 54ch;
  margin-bottom: clamp(2rem, 4vw, 3.25rem);
}

.section-head p:last-child {
  margin-bottom: 0;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

/* Buttons --------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.95rem 1.6rem;
  border: 1px solid var(--ink);
  border-radius: 4px;
  background: var(--ink);
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 500;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}

.btn:hover {
  transform: translateY(-2px);
  background: var(--ink-3);
  border-color: var(--ink-3);
}

.btn-accent {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--ink);
}

.btn-accent:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  color: var(--ink);
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
}

.btn-ghost:hover {
  background: var(--grey);
  color: var(--ink);
  border-color: var(--ink);
}

.on-dark .btn-ghost,
.hero .btn-ghost,
.page-hero .btn-ghost,
.cta .btn-ghost {
  color: var(--white);
  border-color: var(--line-dark);
}

.on-dark .btn-ghost:hover,
.hero .btn-ghost:hover,
.page-hero .btn-ghost:hover,
.cta .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--white);
}

.btn-sm {
  padding: 0.65rem 1.15rem;
  font-size: 0.875rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--accent-strong);
}

.text-link span {
  transition: transform 0.2s var(--ease);
}

.text-link:hover span {
  transform: translate(3px, -3px);
}

.on-dark .text-link {
  color: var(--accent);
}

/* Header ---------------------------------------------------------------- */

.topbar {
  background: var(--ink);
  color: var(--text-invert-soft);
  font-size: 0.8rem;
}

.topbar .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 0.5rem;
}

.topbar a {
  color: var(--white);
}

.topbar a:hover {
  color: var(--accent);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(13, 16, 20, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line-dark);
  color: var(--white);
  transition: box-shadow 0.25s var(--ease);
}

.site-header.is-stuck {
  box-shadow: 0 12px 30px -20px rgba(0, 0, 0, 0.8);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-block: 0.85rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--white);
}

.brand small {
  display: block;
  font-size: 0.6rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}

.brand-mark {
  display: flex;
  align-items: flex-end;
  gap: 2px;
  height: 20px;
}

.brand-mark i {
  display: block;
  width: 3px;
  border-radius: 2px;
  background: var(--accent);
}

.brand-mark i:nth-child(1) {
  height: 45%;
}

.brand-mark i:nth-child(2) {
  height: 72%;
}

.brand-mark i:nth-child(3) {
  height: 100%;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.65rem, 1.4vw, 1.35rem);
  margin-left: auto;
}

.main-nav a {
  position: relative;
  padding: 0.35rem 0;
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
  white-space: nowrap;
  transition: color 0.2s var(--ease);
}

.main-nav a:hover {
  color: var(--white);
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.25s var(--ease);
}

.main-nav a:hover::after,
.main-nav a[aria-current="page"]::after {
  width: 100%;
}

.main-nav a[aria-current="page"] {
  color: var(--white);
}

.main-nav a.btn {
  color: var(--ink);
  letter-spacing: 0.04em;
}

.main-nav a.btn::after {
  display: none;
}

.menu-button {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  padding: 0.6rem 1rem;
  border: 1px solid var(--line-dark);
  border-radius: 4px;
  background: transparent;
  color: var(--white);
  font: inherit;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
}

/* Hero ------------------------------------------------------------------ */

.hero {
  position: relative;
  overflow: hidden;
  background: radial-gradient(120% 120% at 80% 0%, #24303d 0%, #10151b 45%, #0d1014 100%);
  color: var(--text-invert);
}

.hero .wrap {
  position: relative;
  padding-block: clamp(4rem, 9vw, 8rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
}

.hero h1 {
  max-width: 20ch;
  margin-bottom: 1.25rem;
}

.hero .lede {
  max-width: 52ch;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 2rem);
  margin-top: 3rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--line-dark);
}

.hero-stats div span {
  display: block;
  font-size: 1.6rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.hero-stats div small {
  font-size: 0.8rem;
  color: var(--text-invert-soft);
}

.page-hero {
  background: var(--ink);
  color: var(--white);
}

.page-hero .wrap {
  padding-block: clamp(3rem, 6vw, 5.5rem);
}

.page-hero h1 {
  max-width: 24ch;
}

.breadcrumb {
  margin: 0 0 1.25rem;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-invert-soft);
}

.breadcrumb a:hover {
  color: var(--accent);
}

/* Media placeholders ---------------------------------------------------- */

/* Photography sits in .media as <img>; object-fit keeps crop consistent. */
.media {
  position: relative;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  padding: 0;
  border-radius: var(--radius);
  background: linear-gradient(145deg, #e7eaee 0%, #d3d8de 100%);
  color: var(--text-soft);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media:has(img)::before {
  display: none;
}

.media::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(60% 60% at 70% 25%, rgba(255, 255, 255, 0.75), transparent 70%),
    linear-gradient(120deg, transparent 45%, rgba(23, 140, 131, 0.14) 100%);
}

.media span {
  position: relative;
}

.media-dark {
  background: linear-gradient(145deg, #232a33 0%, #0f1318 100%);
  color: var(--text-invert-soft);
}

.media-dark::before {
  background:
    radial-gradient(55% 55% at 75% 20%, rgba(23, 140, 131, 0.22), transparent 70%),
    linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.06) 100%);
}

.media-wide {
  aspect-ratio: 16 / 9;
}

.media-tall {
  aspect-ratio: 3 / 4;
}

.media-square {
  aspect-ratio: 1;
}

/* Cards ----------------------------------------------------------------- */

.card {
  display: flex;
  flex-direction: column;
  padding: 1.6rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--grey-2);
  box-shadow: var(--shadow);
}

.card h3 {
  margin-bottom: 0.4rem;
}

.card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-soft);
}

.card .text-link {
  margin-top: 1.25rem;
}

.card-index {
  margin-bottom: 1.25rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-strong);
}

.card ul {
  margin: 1rem 0 0;
  font-size: 0.925rem;
  color: var(--text-soft);
}

.card ul li {
  position: relative;
  padding: 0.4rem 0 0.4rem 1.1rem;
  border-top: 1px solid var(--line);
}

.card ul li:first-child {
  border-top: 0;
}

.card ul li::before {
  content: "";
  position: absolute;
  top: 0.95rem;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.on-dark .card,
.card-dark {
  background: var(--ink-2);
  border-color: var(--line-dark);
  color: var(--text-invert);
}

.on-dark .card p,
.card-dark p,
.on-dark .card ul,
.card-dark ul {
  color: var(--text-invert-soft);
}

.on-dark .card ul li,
.card-dark ul li {
  border-color: var(--line-dark);
}

.on-dark .card:hover,
.card-dark:hover {
  border-color: rgba(255, 255, 255, 0.28);
}

.card-media {
  padding: 0;
  overflow: hidden;
}

.card-media .media {
  border-radius: 0;
}

.card-media .card-body {
  padding: 1.5rem;
}

.card-media .card-body p:last-child {
  margin-bottom: 0;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 1rem;
}

.tag {
  padding: 0.25rem 0.7rem;
  border-radius: 4px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.on-dark .tag {
  background: rgba(23, 140, 131, 0.12);
  color: var(--accent);
}

/* Feature list (numbered rows) ------------------------------------------ */

.rows article {
  display: grid;
  grid-template-columns: 3rem 1fr;
  gap: 0.5rem 1rem;
  padding: 1.35rem 0;
  border-bottom: 1px solid var(--line);
}

.rows article:first-child {
  border-top: 1px solid var(--line);
}

.on-dark .rows article,
.on-dark .rows article:first-child {
  border-color: var(--line-dark);
}

.rows span {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-strong);
  padding-top: 0.2rem;
}

.on-dark .rows span {
  color: var(--accent);
}

.rows h3 {
  margin: 0;
  font-size: 1.05rem;
}

.rows p {
  margin: 0.3rem 0 0;
  font-size: 0.95rem;
  color: var(--text-soft);
  max-width: 68ch;
}

.on-dark .rows p {
  color: var(--text-invert-soft);
}

/* Scenario steps -------------------------------------------------------- */

.scenario {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.scenario article {
  padding: 1.75rem;
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0));
}

.scenario h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.scenario h3 b {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--accent);
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.95rem;
  color: var(--text-invert-soft);
}

.steps li {
  position: relative;
  padding-left: 1.5rem;
}

.steps li::before {
  content: "";
  position: absolute;
  top: 0.55rem;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: 2px solid var(--accent);
}

.steps li:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 1.2rem;
  left: 3px;
  width: 2px;
  height: calc(100% - 0.4rem);
  background: rgba(23, 140, 131, 0.25);
}

/* Stats / strip --------------------------------------------------------- */

.strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem 2rem;
  padding-block: 1.25rem;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.strip div {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.75rem;
}

/* Accordion ------------------------------------------------------------- */

.accordion details {
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--line);
}

.accordion details:first-child {
  border-top: 1px solid var(--line);
}

.accordion summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
  cursor: pointer;
  font-size: 1.02rem;
  font-weight: 500;
}

.accordion summary::-webkit-details-marker {
  display: none;
}

.accordion summary span {
  flex: none;
  font-size: 1.2rem;
  color: var(--accent-strong);
  transition: transform 0.2s var(--ease);
}

.accordion details[open] summary span {
  transform: rotate(45deg);
}

.accordion p {
  margin: 0.75rem 0 0;
  font-size: 0.95rem;
  color: var(--text-soft);
  max-width: 72ch;
}

/* Forms ----------------------------------------------------------------- */

.form {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding: clamp(1.5rem, 3vw, 2.25rem);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.field-wide {
  grid-column: 1 / -1;
}

label {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

input,
select,
textarea {
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--white);
  color: var(--text);
  font: inherit;
  font-size: 0.95rem;
}

input:focus,
select:focus,
textarea:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
  border-color: var(--accent);
}

textarea {
  min-height: 140px;
  resize: vertical;
}

.form-note {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-soft);
}

.search {
  display: flex;
  gap: 0.6rem;
  max-width: 460px;
  margin-bottom: 2rem;
}

.search input {
  flex: 1;
  border-radius: var(--radius-sm);
}

/* Contact details list -------------------------------------------------- */

.detail-list {
  display: grid;
  gap: 1.25rem;
}

.detail-list div {
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--line-dark);
}

.detail-list small {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.35rem;
}

.detail-list a,
.detail-list p {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 500;
}

.detail-list a:hover {
  color: var(--accent);
}

/* Quote / testimonial --------------------------------------------------- */

.quote {
  margin: 0;
  padding: clamp(1.75rem, 3vw, 2.5rem);
  background: var(--ink);
  color: var(--text-invert);
  border-radius: var(--radius-lg);
}

.quote p {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  line-height: 1.45;
  letter-spacing: -0.015em;
}

.quote footer {
  font-size: 0.85rem;
  color: var(--text-invert-soft);
}

/* CTA band -------------------------------------------------------------- */

.cta {
  background: var(--ink);
  color: var(--text-invert);
}

.cta .wrap {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: center;
  padding-block: clamp(3rem, 6vw, 5rem);
}

.cta h2 {
  max-width: 26ch;
}

.cta p {
  color: var(--text-invert-soft);
  max-width: 52ch;
  margin-bottom: 0;
}

/* Footer ---------------------------------------------------------------- */

.site-footer {
  background: var(--ink);
  color: var(--text-invert-soft);
  border-top: 1px solid var(--line-dark);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 2rem;
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.footer-grid h4 {
  margin-bottom: 0.9rem;
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--white);
}

.footer-grid li {
  padding: 0.25rem 0;
}

.footer-grid a:hover {
  color: var(--accent);
}

.footer-grid p {
  max-width: 34ch;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding-block: 1.25rem;
  border-top: 1px solid var(--line-dark);
  font-size: 0.8rem;
}

/* Reveal animation ------------------------------------------------------ */

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }

  body {
    opacity: 1;
    transition: none;
  }

  .main-nav,
  .site-header.nav-open .main-nav {
    transition: none;
    transform: none;
  }

  .btn:hover,
  .card:hover {
    transform: none;
  }
}

/* Responsive ------------------------------------------------------------ */

@media (max-width: 1180px) {
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    margin: 0;
    max-height: 0;
    overflow: hidden;
    padding: 0 var(--pad-x);
    opacity: 0;
    transform: translateY(-10px) scaleY(0.96);
    transform-origin: top;
    pointer-events: none;
    background: var(--ink);
    border-bottom: 1px solid transparent;
    transition: max-height 0.45s var(--ease), opacity 0.3s var(--ease), transform 0.45s var(--ease), padding 0.45s var(--ease), border-color 0.45s var(--ease);
  }

  .menu-button {
    display: inline-flex;
  }

  .site-header.nav-open .main-nav {
    max-height: 90vh;
    padding: 0.5rem var(--pad-x) 1.5rem;
    opacity: 1;
    transform: translateY(0) scaleY(1);
    pointer-events: auto;
    border-bottom: 1px solid var(--line-dark);
  }

  .site-header.nav-open .main-nav a {
    padding: 0.85rem 0;
    font-size: 0.85rem;
    border-bottom: 1px solid var(--line-dark);
  }

  .site-header.nav-open .main-nav a.btn {
    justify-content: center;
    margin-top: 1rem;
    border-bottom: 1px solid var(--accent);
  }
}

@media (max-width: 960px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta .wrap {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .hero-grid,
  .split,
  .grid-2,
  .grid-3,
  .scenario,
  .form {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .split .media,
  .hero-grid .media {
    order: -1;
  }
}

@media (max-width: 560px) {
  .grid-4,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .topbar .wrap p {
    display: none;
  }

  .topbar .wrap {
    justify-content: flex-end;
  }
}

/* Product catalogue ----------------------------------------------------- */

.product-group + .product-group {
  margin-top: clamp(3rem, 6vw, 5rem);
}

.product-group .section-head {
  margin-bottom: 2rem;
}

.product-group .card ul li {
  font-size: 0.875rem;
}

/* Projects -------------------------------------------------------------- */

.projects {
  display: grid;
  gap: clamp(3rem, 6vw, 5rem);
}

.project {
  padding-bottom: clamp(2rem, 4vw, 3rem);
  border-bottom: 1px solid var(--line);
}

.projects .project:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.project > .media {
  border-radius: var(--radius-lg);
}

.project-body {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(1.75rem, 4vw, 3.5rem);
  margin-top: clamp(1.5rem, 3vw, 2.5rem);
}

.project-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.project-gallery .media {
  padding: 0.75rem;
  font-size: 0.68rem;
}

.ticks {
  font-size: 0.95rem;
  color: var(--text-soft);
}

.ticks li {
  position: relative;
  padding: 0.5rem 0 0.5rem 1.4rem;
  border-top: 1px solid var(--line);
}

.ticks li:first-child {
  border-top: 0;
}

.ticks li::before {
  content: "";
  position: absolute;
  top: 1rem;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 2px solid var(--accent);
}

@media (max-width: 860px) {
  .project-body {
    grid-template-columns: 1fr;
  }
}

/* Contact --------------------------------------------------------------- */

.contact-details div {
  border-color: var(--line);
}

.contact-details small {
  color: var(--accent-strong);
}

.contact-info {
  max-width: 760px;
  margin-inline: auto;
}

.contact-info .lede {
  margin-bottom: 2rem;
}

.home-image-placeholders figure {
  margin: 0;
}

.home-image-placeholders .media {
  min-height: 280px;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(70% 80% at 70% 20%, rgba(23, 140, 131, 0.16), transparent 70%),
    linear-gradient(145deg, var(--grey-2), #d6dce3);
}

.home-image-placeholders .media span {
  padding: 0.55rem 0.8rem;
  border: 1px dashed var(--accent-strong);
  border-radius: var(--radius-sm);
  color: var(--accent-strong);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
}

.home-image-placeholders figcaption {
  margin-top: 0.8rem;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.project-body h2 {
  font-size: clamp(1.5rem, 2.4vw, 2.15rem);
}

/* Case study -------------------------------------------------------------- */

.case-hero {
  background: var(--grey);
  color: var(--text);
}

.case-hero .wrap {
  padding-block: clamp(3rem, 6vw, 5.5rem);
}

.case-hero h1 {
  max-width: 20ch;
  font-size: clamp(2.8rem, 6vw, 5rem);
}

.case-hero .lede {
  max-width: 60ch;
}

.case-placeholder {
  margin-top: 2.5rem;
  border-radius: var(--radius-lg);
}

.case-placeholder span {
  position: relative;
  z-index: 1;
  margin: 1rem;
  padding: 0.4rem 0.65rem;
  border-radius: 999px;
  background: rgba(13, 16, 20, 0.7);
  color: #fff;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
}

.case-content {
  display: grid;
  gap: clamp(3rem, 7vw, 6rem);
}

.case-intro,
.case-columns,
.case-kit {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 5vw, 5rem);
}

.case-intro .lede {
  font-size: clamp(1.2rem, 2vw, 1.45rem);
  color: var(--accent-strong);
}

.case-columns p:last-child {
  margin-bottom: 0;
}

.case-columns-spaced {
  margin-top: clamp(3.5rem, 7vw, 6rem);
}

.case-gallery {
  align-items: start;
}

.case-gallery figure,
.case-kit figure {
  margin: 0;
}

.case-gallery figcaption,
.case-kit figcaption {
  margin: 0.8rem 0 0;
  color: var(--text-soft);
  font-size: 0.9rem;
}

.case-heading {
  color: var(--accent-strong);
  font-size: clamp(1.35rem, 2.3vw, 1.85rem);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  border-bottom: 2px solid var(--accent);
  padding-bottom: 0.55rem;
}

.case-gallery-three {
  margin-top: clamp(3.5rem, 7vw, 6rem);
}

.case-kit {
  align-items: start;
}

.case-kit .ticks {
  margin-top: 1.5rem;
}

.case-kit .media {
  aspect-ratio: 1.2 / 1;
}

@media (max-width: 860px) {
  .case-intro,
  .case-columns,
  .case-kit {
    grid-template-columns: 1fr;
  }

  .case-columns-spaced,
  .case-gallery-three {
    margin-top: 3rem;
  }
}

/* Dark theme ------------------------------------------------------------ */

:root {
  --white: #1c2832;
  --grey: #131d26;
  --grey-2: #2b3943;
  --line: #33424d;
  --line-dark: rgba(238, 244, 247, 0.14);
  --text: #e8eef1;
  --text-soft: #aab7bf;
  --text-invert: #f7fafb;
  --text-invert-soft: rgba(247, 250, 251, 0.7);
  --accent: #45b8ad;
  --accent-strong: #65c9bd;
  --accent-soft: rgba(69, 184, 173, 0.14);
}

.on-dark,
.page-hero {
  background: #101820;
  color: var(--text);
}

.page-hero {
  color: var(--text-invert);
}

.on-dark h1 em,
.on-dark h2 em,
.on-dark h3 em,
.on-dark .lede,
.on-dark .rows p,
.hero-stats div small,
.scenario ul {
  color: var(--text-soft);
}

.page-hero h1 em,
.page-hero .lede,
.page-hero .breadcrumb {
  color: rgba(255, 255, 255, 0.72);
}

.page-hero .kicker {
  color: #55b9af;
}

.on-dark .kicker,
.on-dark .rows span,
.on-dark .tag {
  color: var(--accent);
}

.on-dark .tag {
  background: var(--accent-soft);
}

.on-dark .card,
.card-dark {
  background: #1a2630;
  border-color: var(--line-dark);
  color: var(--text);
}

.on-dark .card p,
.card-dark p,
.on-dark .card ul,
.card-dark ul {
  color: var(--text-soft);
}

.on-dark .card:hover,
.card-dark:hover {
  border-color: var(--accent);
}

.scenario article {
  background: #1a2630;
  border-color: var(--line-dark);
}

.quote {
  background: #1a2630;
  color: var(--text);
  border: 1px solid var(--line-dark);
}

.quote footer {
  color: var(--text-soft);
}

/* Header and topbar */

.topbar {
  background: #101820;
  color: var(--text-soft);
  border-bottom: 1px solid var(--line-dark);
}

.topbar a {
  color: var(--text-invert);
}

.site-header {
  background: rgba(19, 29, 38, 0.94);
  border-bottom: 1px solid var(--line-dark);
  color: var(--text-invert);
}

.site-header.is-stuck {
  box-shadow: 0 12px 30px -18px rgba(0, 0, 0, 0.8);
}

.brand,
.main-nav a:hover,
.main-nav a[aria-current="page"] {
  color: var(--text-invert);
}

.main-nav a {
  color: rgba(247, 250, 251, 0.72);
}

.main-nav a.btn {
  color: var(--ink);
}

.menu-button {
  border-color: var(--line-dark);
  color: var(--text-invert);
}

/* Hero */

.hero {
  background:
    radial-gradient(90% 120% at 84% 5%, rgba(69, 184, 173, 0.12) 0%, transparent 60%),
    linear-gradient(180deg, #1a2630 0%, #131d26 100%);
  color: var(--text);
}

.hero .lede {
  color: var(--text-soft);
}

/* Buttons on light sections */

.on-dark .btn-ghost,
.hero .btn-ghost,
.page-hero .btn-ghost,
.cta .btn-ghost {
  color: var(--text-invert);
  border-color: var(--line-dark);
}

.on-dark .btn-ghost:hover,
.hero .btn-ghost:hover,
.page-hero .btn-ghost:hover,
.cta .btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.65);
  color: var(--text-invert);
}

.on-dark .text-link {
  color: var(--accent);
}

/* Media placeholders */

.media-dark {
  background: linear-gradient(145deg, #2b3943 0%, #1a2630 100%);
  color: var(--text-soft);
}

.media-dark::after {
  background:
    radial-gradient(55% 55% at 75% 20%, rgba(69, 184, 173, 0.15), transparent 70%),
    linear-gradient(120deg, transparent 40%, rgba(255, 255, 255, 0.08) 100%);
}

/* CTA band */

.cta {
  background: #101820;
  color: var(--text);
  border-top: 1px solid var(--line-dark);
}

.cta p {
  color: var(--text-soft);
}

/* Footer */

.site-footer {
  background: #0c141b;
  color: var(--text-soft);
  border-top: 1px solid var(--line-dark);
}

.footer-grid h4 {
  color: var(--text-invert);
}

@media (max-width: 1180px) {
  .site-header.nav-open .main-nav {
    background: #131d26;
    border-bottom: 1px solid var(--line-dark);
  }
}