/* ==========================================================================
   Orthoca — shared design system
   Specialist in orthopedie & sportletsels (Antwerpen)
   --------------------------------------------------------------------------
   Every page of this site links to this file and reuses these tokens,
   chrome component classes and motion classes verbatim.
   Mobile-first: base rules target small screens; layout expands at
   min-width media queries.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* --- Palette (source-site reference tokens) --------------------------- */
  --color-1: #22344e; /* deep navy  — headings, dark surfaces */
  --color-2: #dee4f4; /* pale periwinkle — borders, dividers  */
  --color-3: #235baa; /* clinical blue — links, primary CTAs  */
  --color-4: #2dbe59; /* fresh green — sport / positive accent */
  --color-5: #ffffff; /* white — cards, reversed text         */
  --color-bg: #f4f6fb; /* off-white page background            */
  --color-shadow: #dee4f4;

  /* --- Semantic palette ----------------------------------------------- */
  --color-primary: #235baa;
  --color-primary-dark: #1a4788;
  --color-primary-soft: #e7eefb;
  --color-secondary: #22344e;
  --color-secondary-soft: #e8edf5;
  --color-accent: #2dbe59;
  --color-accent-dark: #187a38;
  --color-accent-soft: #e4f7ea;

  --color-surface: #ffffff;
  --color-surface-alt: #f4f6fb;
  --color-border: #dee4f4;
  --color-border-strong: #c3cfe6;

  --color-text: #373a3c;
  --color-heading: #22344e;
  --color-muted: #5c6a78;
  --color-on-primary: #ffffff;
  --color-on-dark: #f4f6fb;

  --color-info: #0275d8;
  --color-info-dark: #014c8c;
  --color-danger: #bd4147;
  --color-warning-bg: #fcf8e3;
  --color-success: #187a38;

  /* --- Typography ------------------------------------------------------ */
  --font-sans: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Menlo", "Consolas", "Courier New", monospace;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 1.875rem;
  --font-size-3xl: 2.25rem;
  --font-size-4xl: 3rem;
  --font-size-5xl: 3.75rem;

  --font-weight-light: 300;
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.15;
  --line-height-snug: 1.3;
  --line-height-normal: 1.6;
  --line-height-relaxed: 1.75;

  --letter-spacing-tight: -0.02em;
  --letter-spacing-normal: 0;
  --letter-spacing-wide: 0.08em;
  --letter-spacing-wider: 0.14em;

  /* --- Spacing scale (reference gap tokens preserved) ------------------ */
  --gap: 20px;
  --gap-row: 20px;
  --gap-column: 20px;
  --gutter-min: 15px;
  --container: 1140px;

  --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;

  --section-y: 3.25rem;

  /* --- Shape, elevation, focus ---------------------------------------- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-pill: 999px;

  --shadow-xs: 0 1px 2px rgba(34, 52, 78, 0.06);
  --shadow-sm: 0 2px 6px rgba(34, 52, 78, 0.08);
  --shadow-md: 0 10px 24px rgba(34, 52, 78, 0.1);
  --shadow-lg: 0 24px 48px rgba(34, 52, 78, 0.16);
  --shadow-focus: 0 0 0 3px rgba(35, 91, 170, 0.35);

  /* --- Motion ---------------------------------------------------------- */
  --duration-fast: 150ms;
  --duration: 250ms;
  --duration-slow: 450ms;
  --duration-slower: 700ms;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-standard: cubic-bezier(0.4, 0, 0.2, 1);

  /* --- Chrome metrics -------------------------------------------------- */
  --header-height: 68px;
  --control-height: 2.75rem;
  --z-header: 100;
  --z-dropdown: 200;
  --z-modal: 900;
  --z-cookie: 1000;
}

@media (min-width: 768px) {
  :root {
    --section-y: 4.5rem;
  }
}

@media (min-width: 1200px) {
  :root {
    --section-y: 5.5rem;
    --header-height: 80px;
  }
}

/* --------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 var(--space-4);
  color: var(--color-heading);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  letter-spacing: var(--letter-spacing-tight);
}

h1 {
  font-size: var(--font-size-3xl);
}

h2 {
  font-size: var(--font-size-2xl);
}

h3 {
  font-size: var(--font-size-xl);
}

h4 {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-snug);
}

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-4xl);
  }

  h2 {
    font-size: var(--font-size-3xl);
  }

  h3 {
    font-size: var(--font-size-2xl);
  }
}

@media (min-width: 1200px) {
  h1 {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-light);
  }
}

p {
  margin: 0 0 var(--space-4);
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--color-link, var(--color-primary));
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-standard);
}

a:hover {
  color: var(--color-primary-dark);
}

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

ul,
ol {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

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

:focus-visible {
  outline: none;
  box-shadow: var(--shadow-focus);
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   3. Layout helpers
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + 2 * var(--gutter-min));
  margin-inline: auto;
  padding-inline: var(--gutter-min);
}

.grid {
  display: grid;
  gap: var(--gap);
}

.grid-2,
.grid-3,
.grid-4 {
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .grid-4 {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--gap);
}

.stack-sm {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.split {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  align-items: center;
}

@media (min-width: 1024px) {
  .split {
    flex-direction: row;
    justify-content: space-between;
    gap: var(--space-16);
  }

  .split > * {
    flex: 1 1 0;
    min-width: 0;
  }
}

.centered {
  text-align: center;
}

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

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

.section--dark {
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--color-on-dark);
}

.section__header {
  max-width: 44rem;
  margin-bottom: var(--space-8);
}

.section__header.centered {
  margin-inline: auto;
}

.section__title {
  margin-bottom: var(--space-3);
}

.section__lead {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--font-size-md);
}

.eyebrow {
  display: inline-block;
  margin-bottom: var(--space-3);
  color: var(--color-primary);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
}

.lead {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-muted);
}

.muted {
  color: var(--color-muted);
}

/* --------------------------------------------------------------------------
   4. Site header & navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-height);
}

/* Brand lockup */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-heading);
  min-width: 0;
}

.brand:hover {
  color: var(--color-primary);
}

.brand__mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-md);
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
}

.brand__text {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: var(--line-height-tight);
}

.brand__name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-tight);
}

.brand__tagline {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Mobile toggle (checkbox-driven, no script required) */
.nav-toggle-input {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-surface);
  cursor: pointer;
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: var(--radius-pill);
  background-color: var(--color-secondary);
  transition: transform var(--duration) var(--ease-out), opacity var(--duration-fast) var(--ease-standard);
}

.nav-toggle-input:checked ~ .nav-toggle .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle-input:checked ~ .nav-toggle .nav-toggle__bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle-input:checked ~ .nav-toggle .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav-toggle-input:focus-visible ~ .nav-toggle {
  box-shadow: var(--shadow-focus);
}

/* Primary navigation */
.site-nav {
  position: absolute;
  top: calc(100% + 1px);
  left: calc(-1 * var(--gutter-min));
  right: calc(-1 * var(--gutter-min));
  display: none;
  padding: var(--space-4) var(--gutter-min) var(--space-6);
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-md);
}

.nav-toggle-input:checked ~ .site-nav {
  display: block;
  animation: ocFadeIn var(--duration) var(--ease-out) both;
}

.site-nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.site-nav__link {
  display: block;
  padding: var(--space-3) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-heading);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  transition: background-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard);
}

.site-nav__link:hover {
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.site-nav__link.is-active {
  color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

/* Header right-hand actions */
.site-header__actions {
  display: none;
  align-items: center;
  gap: var(--space-3);
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.lang-switch__link {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  font-weight: var(--font-weight-semibold);
}

.lang-switch__link:hover {
  color: var(--color-primary-dark);
  background-color: var(--color-primary-soft);
}

.lang-switch__link.is-active {
  color: var(--color-on-primary);
  background-color: var(--color-primary);
}

.lang-switch__divider {
  color: var(--color-border-strong);
}

.header-cta {
  white-space: nowrap;
}

@media (min-width: 1024px) {
  .nav-toggle,
  .nav-toggle-input {
    display: none;
  }

  .site-nav {
    position: static;
    display: block;
    flex: 1 1 auto;
    padding: 0;
    border: 0;
    background: none;
    box-shadow: none;
  }

  .site-nav__list {
    flex-direction: row;
    align-items: center;
    gap: var(--space-1);
  }

  .site-nav__link {
    padding: var(--space-2) var(--space-3);
    font-size: var(--font-size-base);
  }

  .site-header__actions {
    display: inline-flex;
  }
}

/* --------------------------------------------------------------------------
   5. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: var(--control-height);
  padding: 0.65rem 1.4rem;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration-fast) var(--ease-standard),
    transform var(--duration-fast) var(--ease-out);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-on-primary);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-on-primary);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--color-secondary);
  color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  color: var(--color-on-dark);
}

.btn-accent {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: var(--shadow-sm);
}

.btn-accent:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-on-dark);
}

.btn-ghost {
  background-color: transparent;
  border-color: var(--color-border-strong);
  color: var(--color-primary);
}

.btn-ghost:hover {
  background-color: var(--color-primary-soft);
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

.btn-lg {
  min-height: 3.25rem;
  padding: 0.85rem 1.9rem;
  font-size: var(--font-size-md);
  border-radius: var(--radius-lg);
}

.btn-sm {
  min-height: 2.25rem;
  padding: 0.35rem 0.95rem;
  font-size: var(--font-size-sm);
  border-radius: var(--radius-sm);
}

.btn-block {
  display: flex;
  width: 100%;
}

/* --------------------------------------------------------------------------
   6. Cards & content surfaces
   -------------------------------------------------------------------------- */
.card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

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

.card__media {
  aspect-ratio: 16 / 10;
  width: 100%;
  object-fit: cover;
  background-color: var(--color-secondary-soft);
}

.card__body {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
}

.card__title {
  margin: 0;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-snug);
}

.card__text {
  margin: 0;
  color: var(--color-muted);
  font-size: var(--font-size-base);
}

.card__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface-alt);
}

/* Chips / tags / badges */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.chip--accent {
  background-color: var(--color-accent-soft);
  color: var(--color-accent-dark);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
}

/* Panel / figure / alert */
.panel {
  padding: var(--space-6);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.alert {
  padding: var(--space-4) var(--space-5);
  border-left: 4px solid var(--color-info);
  border-radius: var(--radius-md);
  background-color: var(--color-primary-soft);
  color: var(--color-secondary);
}

.alert--warning {
  border-left-color: var(--color-danger);
  background-color: var(--color-warning-bg);
}

.divider {
  height: 1px;
  margin-block: var(--space-8);
  border: 0;
  background-color: var(--color-border);
}

/* --------------------------------------------------------------------------
   7. Site footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding-block: var(--space-12) var(--space-6);
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
}

.footer-grid {
  display: grid;
  gap: var(--space-8);
  grid-template-columns: 1fr;
  padding-bottom: var(--space-8);
  border-bottom: 1px solid rgba(222, 228, 244, 0.22);
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-10);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }
}

.footer-heading {
  margin: 0 0 var(--space-4);
  color: var(--color-on-dark);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
  letter-spacing: var(--letter-spacing-wider);
  text-transform: uppercase;
}

.footer-tagline {
  margin: var(--space-3) 0 var(--space-5);
  color: rgba(244, 246, 251, 0.78);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.footer-links,
.footer-contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-links a,
.footer-contact a {
  color: var(--color-on-dark);
  font-size: var(--font-size-base);
}

.footer-links a:hover,
.footer-contact a:hover {
  color: var(--color-accent);
}

.footer-contact li {
  color: rgba(244, 246, 251, 0.82);
  font-size: var(--font-size-base);
}

.footer-label {
  display: block;
  color: rgba(244, 246, 251, 0.6);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.social-links__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.5rem;
  min-height: 2.5rem;
  padding: 0 var(--space-3);
  border: 1px solid rgba(222, 228, 244, 0.35);
  border-radius: var(--radius-pill);
  color: var(--color-on-dark);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
  transition: background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    color var(--duration-fast) var(--ease-standard);
}

.social-links__link:hover {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-secondary);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-6);
  color: rgba(244, 246, 251, 0.65);
  font-size: var(--font-size-sm);
}

.footer-copy {
  margin: 0;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  color: rgba(244, 246, 251, 0.65);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: var(--letter-spacing-wide);
  text-transform: uppercase;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* --------------------------------------------------------------------------
   8. Motion — reusable animation / transition classes
   (mirrors the source site's modal fade / slide / fade-in-down feel)
   -------------------------------------------------------------------------- */
@keyframes ocFadeIn {
  0% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes ocFadeOut {
  0% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@keyframes ocSlideIn {
  0% {
    transform: translateY(15%);
    opacity: 0;
  }
  100% {
    transform: translateY(0);
    opacity: 1;
  }
}

@keyframes ocSlideOut {
  0% {
    transform: translateY(0);
    opacity: 1;
  }
  100% {
    transform: translateY(-10%);
    opacity: 0;
  }
}

@keyframes ocFadeInSlow {
  0% {
    opacity: 0;
  }
  20% {
    opacity: 0;
  }
  100% {
    opacity: 1;
  }
}

@keyframes ocFadeOutSlow {
  0% {
    opacity: 1;
  }
  20% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@keyframes ocFadeInDown {
  0% {
    opacity: 0;
    transform: translate3d(0, -20px, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes ocFadeUp {
  0% {
    opacity: 0;
    transform: translate3d(0, 24px, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

@keyframes ocMarquee {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* Play-once entrance classes */
.fade-in {
  animation: ocFadeIn var(--duration) var(--ease-out) both;
}

.fade-out {
  animation: ocFadeOut var(--duration) var(--ease-in-out) both;
}

.fade-in-slow {
  animation: ocFadeInSlow var(--duration-slower) var(--ease-out) both;
}

.fade-out-slow {
  animation: ocFadeOutSlow var(--duration-slower) var(--ease-in-out) both;
}

.fade-up {
  animation: ocFadeUp var(--duration-slow) var(--ease-out) both;
}

.fade-in-down {
  animation: ocFadeInDown var(--duration-slow) var(--ease-out) both;
}

.slide-in {
  animation: ocSlideIn var(--duration-slow) var(--ease-out) both;
}

.slide-out {
  animation: ocSlideOut var(--duration-slow) var(--ease-in-out) both;
}

.delay-1 {
  animation-delay: 100ms;
}

.delay-2 {
  animation-delay: 200ms;
}

.delay-3 {
  animation-delay: 300ms;
}

/* Scroll-reveal: add .is-visible when the element enters the viewport */
.reveal {
  opacity: 0;
  transform: translate3d(0, 24px, 0);
  transition: opacity var(--duration-slow) var(--ease-out),
    transform var(--duration-slow) var(--ease-out);
  transition-delay: inherit;
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
  animation: ocFadeUp var(--duration-slow) var(--ease-out) both;
}

/* Continuous marquee strip */
.marquee {
  overflow: hidden;
  width: 100%;
}

.marquee__track {
  display: flex;
  width: max-content;
  gap: var(--space-12);
  animation: ocMarquee 28s linear infinite;
}

.marquee:hover .marquee__track {
  animation-play-state: paused;
}

/* Generic transition helper for hoverable surfaces */
.transition {
  transition: color var(--duration-fast) var(--ease-standard),
    background-color var(--duration-fast) var(--ease-standard),
    border-color var(--duration-fast) var(--ease-standard),
    box-shadow var(--duration) var(--ease-out),
    transform var(--duration) var(--ease-out);
}

/* --------------------------------------------------------------------------
   9. Accessibility
   -------------------------------------------------------------------------- */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: var(--space-2);
  left: var(--space-2);
  z-index: var(--z-cookie);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  background-color: var(--color-secondary);
  color: var(--color-on-dark);
  transform: translateY(-200%);
  transition: transform var(--duration-fast) var(--ease-out);
}

.skip-link:focus-visible {
  transform: translateY(0);
  color: var(--color-on-dark);
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

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

  .marquee__track {
    animation: none;
    flex-wrap: wrap;
    width: 100%;
    justify-content: center;
  }
}