/* 1. Reset and base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 7.5rem;
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--color-text);
  background: var(--color-white);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

button,
a {
  font: inherit;
}

a {
  color: inherit;
}

button {
  border: 0;
}

::selection {
  color: var(--color-white);
  background: var(--color-blue);
}

/* 2. Design tokens */
:root {
  --color-white: #ffffff;
  --color-offwhite: #f5f8fa;
  --color-navy: #092a45;
  --color-deep-navy: #061d31;
  --color-blue: #39799e;
  --color-blue-dark: #2e6789;
  --color-soft-blue: #dceaf1;
  --color-grey: #dce4e9;
  --color-grey-dark: #72818c;
  --color-text: #14232e;
  --color-accent: #0b8f8b;
  --color-accent-light: #91d4d1;
  --color-border: #cfdae1;
  --color-cta-blue: #0d4365;
  --color-cta-teal: #0b6e70;
  --color-value-card: #0b3550;
  --font-sans: Inter, "Segoe UI", Helvetica, Arial, sans-serif;
  --text-xs: 0.78rem;
  --text-sm: 0.92rem;
  --text-base: 1rem;
  --text-lg: clamp(1.08rem, 1.5vw, 1.22rem);
  --font-size-section-heading: clamp(1.8rem, 3.6vw, 3.68rem);
  --text-h1: var(--font-size-section-heading);
  --text-h2: var(--font-size-section-heading);
  --text-h3: clamp(1.08rem, 1.6vw, 1.44rem);
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4rem;
  --space-8: clamp(5rem, 10vw, 9rem);
  --container: 78rem;
  --container-narrow: 54rem;
  --gutter: clamp(1.2rem, 4vw, 3rem);
  --radius-sm: 0.75rem;
  --radius-md: 1.25rem;
  --radius-lg: clamp(1.5rem, 3vw, 2.5rem);
  --shadow-soft: 0 1.5rem 4rem rgba(6, 29, 49, 0.09);
  --transition: 220ms ease;
}

/* 3. Typography */
h1,
h2,
h3 {
  margin: 0;
  color: var(--color-navy);
  font-weight: 520;
  line-height: 1.04;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 15ch;
  font-size: var(--text-h1);
}

h2 {
  max-width: 16ch;
  font-size: var(--text-h2);
}

h3 {
  font-size: var(--text-h3);
  letter-spacing: -0.02em;
}

p {
  margin: 0;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: var(--space-4);
  color: var(--color-blue-dark);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  line-height: 1.35;
  text-transform: uppercase;
}

.eyebrow > span {
  width: 2rem;
  height: 2px;
  flex: 0 0 auto;
  background: var(--color-accent);
}

.eyebrow--light {
  color: #b8d5e6;
}

.eyebrow--light > span {
  background: var(--color-accent-light);
}

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

/* 4. General layout */
.container {
  width: min(100% - (2 * var(--gutter)), var(--container));
  margin-inline: auto;
}

.section {
  position: relative;
  padding-block: var(--space-8);
}

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

.split-layout {
  display: grid;
  gap: clamp(2.5rem, 7vw, 7rem);
  align-items: center;
}

.section-copy {
  max-width: 39rem;
}

.section-copy h2 {
  margin-bottom: var(--space-5);
}

.section-copy p:not(.eyebrow) {
  color: #344651;
  font-size: var(--text-lg);
}

.section-copy p + p {
  margin-top: 1.2em;
}

.visual-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-soft-blue);
  box-shadow: var(--shadow-soft);
}

.visual-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.section-visual {
  aspect-ratio: 6 / 5;
}

.visual-frame--mission {
  aspect-ratio: 16 / 9;
}

.visual-frame--mission img {
  object-position: 48% 50%;
}

.button,
.text-link,
.copy-button,
.social-link,
.primary-nav a,
.site-footer a {
  text-decoration: none;
}

.button {
  display: inline-flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 1.35rem;
  border: 1px solid var(--color-navy);
  border-radius: 999px;
  color: var(--color-white);
  background: var(--color-navy);
  font-size: var(--text-sm);
  font-weight: 650;
  transition: color var(--transition), background var(--transition), border-color var(--transition), transform var(--transition);
}

.button:hover {
  border-color: var(--color-blue);
  background: var(--color-blue);
  transform: translateY(-2px);
}

.button--small {
  min-height: 2.65rem;
  padding: 0.55rem 1.1rem;
}

.button--light {
  border-color: var(--color-white);
  color: var(--color-navy);
  background: var(--color-white);
}

.button--light:hover {
  border-color: var(--color-accent-light);
  color: var(--color-deep-navy);
  background: var(--color-accent-light);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  margin-top: var(--space-5);
}

.text-link {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-navy);
  font-weight: 650;
}

.text-link span {
  font-size: 1.3em;
  transition: transform var(--transition);
}

.text-link:hover span {
  transform: translate(0.2rem, 0.2rem);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.8rem 1rem;
  color: var(--color-white);
  background: var(--color-deep-navy);
  transform: translateY(-150%);
  transition: transform var(--transition);
}

.skip-link:focus {
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 4px;
}

/* 5. Header and navigation */
.site-header {
  position: fixed;
  z-index: 100;
  top: 0;
  right: 0;
  left: 0;
  padding-inline: var(--gutter);
  border-bottom: 1px solid rgba(9, 42, 69, 0.08);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(1rem);
  transition: box-shadow var(--transition), background var(--transition);
}

.header-shell {
  width: min(100%, var(--container));
  min-height: 5.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-inline: auto;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.985);
  box-shadow: 0 0.7rem 2rem rgba(6, 29, 49, 0.1);
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
}

.brand img {
  width: clamp(11.5rem, 18vw, 13.5rem);
  height: auto;
}

.primary-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.7rem, 1.6vw, 1.35rem);
}

.primary-nav > a:not(.button) {
  position: relative;
  padding-block: 0.75rem;
  color: var(--color-navy);
  font-size: var(--text-sm);
  font-weight: 600;
}

.primary-nav > a:not(.button)::after {
  position: absolute;
  right: 0;
  bottom: 0.55rem;
  left: 0;
  height: 2px;
  content: "";
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.primary-nav > a:not(.button):hover::after,
.primary-nav > a[aria-current="true"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.menu-toggle {
  display: none;
  min-width: 3rem;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.5rem 0.8rem;
  border-radius: 999px;
  color: var(--color-navy);
  background: transparent;
  cursor: pointer;
}

.menu-toggle__label {
  font-size: var(--text-sm);
  font-weight: 650;
}

.menu-toggle__icon {
  width: 1.3rem;
  display: grid;
  gap: 0.35rem;
}

.menu-toggle__icon span {
  width: 100%;
  height: 2px;
  display: block;
  background: currentColor;
  transition: transform var(--transition);
}

/* 6. Hero */
.hero {
  position: relative;
  min-height: max(52rem, 100svh);
  display: flex;
  align-items: center;
  padding: clamp(9.5rem, 16vh, 12rem) 0 clamp(5rem, 10vh, 8rem);
  overflow: hidden;
  isolation: isolate;
  background: var(--color-blue-dark);
}

.hero::before,
.hero::after {
  position: absolute;
  inset: 0;
  content: "";
}

.hero::before {
  z-index: -2;
  background: url("assets/images/hero-background.webp") 54% center / cover no-repeat;
}

.hero::after {
  z-index: -1;
  background:
    linear-gradient(
      135deg,
      rgba(9, 42, 69, 0.98) 0%,
      rgba(9, 42, 69, 0.92) 34%,
      rgba(9, 42, 69, 0.69) 57%,
      rgba(9, 42, 69, 0.22) 82%,
      rgba(9, 42, 69, 0.04) 100%
    );
}

.hero__grid {
  position: relative;
  z-index: 1;
}

.hero__content {
  max-width: 46rem;
}

.hero h1 {
  margin-bottom: var(--space-5);
  color: var(--color-white);
  text-wrap: balance;
}

.hero-title {
  max-width: none;
}

.hero-title span {
  display: block;
}

.hero__copy {
  max-width: 42rem;
  color: rgba(255, 255, 255, 0.9);
}

.hero__copy p + p {
  margin-top: 0.8rem;
}

.hero .button {
  border-color: var(--color-white);
  color: var(--color-navy);
  background: var(--color-white);
}

.hero .button:hover {
  border-color: var(--color-accent-light);
  background: var(--color-accent-light);
}

.hero .text-link {
  color: var(--color-white);
}

/* 7. Content sections */
.section--what {
  overflow: hidden;
  isolation: isolate;
  padding-block: var(--space-8);
  background: var(--color-white);
}

.section--what::before,
.section--what::after {
  position: absolute;
  inset: 0;
  content: "";
}

.section--what::before {
  z-index: -2;
  background: url("assets/images/therapeutic-endoscopy-background-02.webp") center 44% / cover no-repeat;
}

.section--what::after {
  z-index: -1;
  background:
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.995) 0%,
      rgba(255, 255, 255, 0.96) 38%,
      rgba(255, 255, 255, 0.79) 63%,
      rgba(255, 255, 255, 0.42) 84%,
      rgba(255, 255, 255, 0.24) 100%
    );
}

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

.what-intro {
  display: grid;
  gap: clamp(2rem, 6vw, 6rem);
  margin-bottom: var(--space-7);
}

.what-intro h2 {
  max-width: 17ch;
}

.what-intro__copy {
  color: #344651;
  font-size: var(--text-lg);
}

.what-intro__copy p + p {
  margin-top: 1rem;
}

.section--navy {
  min-height: 48rem;
  overflow: hidden;
  color: var(--color-white);
  background: var(--color-deep-navy);
}

.section--navy h2 {
  color: var(--color-white);
}

.why-grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(3rem, 8vw, 8rem);
}

.why-copy {
  max-width: 39rem;
  color: #c9d8e2;
  font-size: var(--text-lg);
}

.why-intro {
  min-width: 0;
}

.why-visual {
  aspect-ratio: 3 / 2;
  margin-top: var(--space-5);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: none;
}

.why-copy p + p {
  margin-top: 1.2em;
}

.why-copy__statement {
  color: var(--color-white);
  font-size: clamp(1.4rem, 3vw, 2.4rem);
  font-weight: 520;
  letter-spacing: -0.025em;
}

.why-pattern {
  position: absolute;
  z-index: 1;
  top: -12rem;
  right: -8rem;
  width: 38rem;
  height: 38rem;
  border: 1px solid rgba(145, 212, 209, 0.28);
  border-radius: 42% 58% 52% 48% / 48% 38% 62% 52%;
  transform: rotate(18deg);
  box-shadow:
    0 0 0 2.4rem rgba(145, 212, 209, 0.025),
    0 0 0 4.8rem rgba(145, 212, 209, 0.02),
    0 0 0 7.2rem rgba(145, 212, 209, 0.016);
}

.section-heading {
  max-width: var(--container-narrow);
}

.section-heading h2 {
  margin-bottom: var(--space-4);
}

.section-heading > p:last-child {
  max-width: 47rem;
  color: #445762;
  font-size: var(--text-lg);
}

/* 8. Value cards */
.value-grid {
  display: grid;
  gap: clamp(1rem, 2.2vw, 1.75rem);
}

.value-card {
  min-height: 20rem;
  display: grid;
  grid-template-rows: 5rem 4.5rem 1fr;
  align-items: start;
  justify-items: center;
  gap: var(--space-3);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  border: 1px solid rgba(145, 212, 209, 0.3);
  border-radius: var(--radius-md);
  background: var(--color-value-card);
  box-shadow: 0 1rem 2.6rem rgba(6, 29, 49, 0.16);
  text-align: center;
}

.value-card > img {
  width: 4rem;
  height: 4rem;
  align-self: center;
}

.value-card h3 {
  max-width: 14rem;
  margin: 0;
  align-self: center;
  color: var(--color-white);
}

.value-card > p:last-child {
  max-width: 19rem;
  align-self: start;
  color: #dce8ee;
}

/* 9. Founders */
.founders-heading {
  max-width: none;
  display: grid;
  gap: clamp(1.5rem, 5vw, 5rem);
  align-items: start;
  margin-bottom: var(--space-6);
}

.founders-heading__title h2 {
  margin: 0;
}

.founders-title {
  max-width: none;
}

.founders-title span {
  display: block;
}

.founders-heading__intro {
  max-width: 38rem;
  color: #445762;
  font-size: var(--text-lg);
}

.founder-grid {
  display: grid;
  gap: var(--space-5);
}

.founder-card {
  display: grid;
  grid-template-rows: auto auto auto auto auto;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-white);
  box-shadow: 0 1rem 3rem rgba(6, 29, 49, 0.06);
}

.founder-card__portrait {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-soft-blue);
}

.founder-card__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.founder-card__portrait .founder-card__image--tilman {
  object-position: center 8%;
}

.founder-card__portrait .founder-card__image--erik {
  object-position: center 5%;
}

.founder-card__role {
  padding: clamp(1.5rem, 3vw, 2.25rem) clamp(1.5rem, 3vw, 2.25rem) 0;
  color: var(--color-blue-dark);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.founder-card__heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0.45rem clamp(1.5rem, 3vw, 2.25rem) var(--space-4);
}

.founder-card__responsibility,
.founder-card__experience {
  padding-inline: clamp(1.5rem, 3vw, 2.25rem);
  color: #455964;
}

.founder-card__responsibility {
  padding-bottom: var(--space-4);
}

.founder-card__experience {
  padding-bottom: clamp(1.5rem, 3vw, 2.25rem);
}

.social-link {
  width: 3rem;
  height: 3rem;
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  background: var(--color-offwhite);
  transition: border-color var(--transition), background var(--transition), transform var(--transition);
}

.social-link:hover {
  border-color: var(--color-accent);
  background: #eaf7f6;
  transform: translateY(-2px);
}

/* 10. Contact CTA */
.contact-section {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-8);
  color: var(--color-white);
  background: linear-gradient(135deg, var(--color-navy), var(--color-cta-blue) 72%, var(--color-cta-teal));
}

.contact-grid {
  position: relative;
  z-index: 2;
  display: grid;
  gap: clamp(3rem, 8vw, 8rem);
  align-items: end;
}

.contact-content h2 {
  max-width: 15ch;
  margin-bottom: var(--space-5);
  color: var(--color-white);
}

.contact-content > p:not(.eyebrow) {
  max-width: 43rem;
  color: #d5e4ec;
  font-size: var(--text-lg);
}

.contact-content > p + p {
  margin-top: 1rem;
}

.contact-card {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid rgba(255, 255, 255, 0.24);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(0.7rem);
}

.contact-card__label {
  margin-bottom: var(--space-3);
  color: #bed8e6;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-email {
  display: inline-block;
  max-width: 100%;
  color: var(--color-white);
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 520;
  letter-spacing: -0.02em;
  overflow-wrap: anywhere;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.copy-button {
  min-height: 3.25rem;
  padding: 0.8rem 1.3rem;
  border: 1px solid rgba(255, 255, 255, 0.55);
  border-radius: 999px;
  color: var(--color-white);
  background: transparent;
  font-size: var(--text-sm);
  font-weight: 650;
  cursor: pointer;
  transition: color var(--transition), background var(--transition), border-color var(--transition);
}

.copy-button:hover {
  border-color: var(--color-white);
  color: var(--color-navy);
  background: var(--color-white);
}

.copy-status {
  min-height: 1.5rem;
  margin-top: var(--space-3);
  color: #d7eeec;
  font-size: var(--text-sm);
}

.contact-pattern {
  position: absolute;
  z-index: 1;
  right: -7rem;
  bottom: -10rem;
  width: 32rem;
  height: 32rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  box-shadow:
    0 0 0 2.2rem rgba(255, 255, 255, 0.025),
    0 0 0 4.4rem rgba(255, 255, 255, 0.02),
    0 0 0 6.6rem rgba(255, 255, 255, 0.015);
}

/* 11. Footer */
.site-footer {
  padding: var(--space-7) 0 var(--space-4);
  color: #ccd8df;
  background: #041523;
}

.footer-grid {
  display: grid;
  gap: var(--space-6);
}

.footer-brand__home {
  display: inline-flex;
}

.footer-brand__logo {
  width: 15rem;
  height: auto;
  margin-bottom: var(--space-4);
}

.footer-brand__seal {
  width: 8.75rem;
  margin-bottom: var(--space-4);
}

.footer-brand p {
  max-width: 28rem;
  margin-bottom: 0.35rem;
  color: #9eb0bb;
}

.footer-statement p:last-child {
  max-width: 24rem;
  color: #9eb0bb;
}

.footer-label {
  margin-bottom: var(--space-3);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-footer nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
}

.site-footer a {
  color: #dce7ec;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 0.2em;
  transition: color var(--transition), text-decoration-color var(--transition);
}

.site-footer a:hover {
  color: var(--color-white);
  text-decoration-color: var(--color-accent-light);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  color: #82949f;
  font-size: var(--text-sm);
}

.footer-bottom nav {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-3);
}

/* 12. Legal pages */
.legal-page {
  background: var(--color-offwhite);
}

.legal-header {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(1rem);
}

.legal-header__inner {
  min-height: 5.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.back-link {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-navy);
  font-size: var(--text-sm);
  font-weight: 650;
  text-decoration: none;
}

.legal-main {
  padding-block: clamp(4rem, 9vw, 7rem);
}

.legal-intro {
  max-width: 57rem;
  margin-bottom: var(--space-6);
}

.legal-intro h1 {
  max-width: none;
  margin-bottom: var(--space-4);
  font-size: clamp(2.08rem, 5.6vw, 4.4rem);
}

.legal-intro > p:last-child {
  max-width: 46rem;
  color: #455964;
  font-size: var(--text-lg);
}

.legal-content {
  max-width: 57rem;
}

.legal-section {
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.legal-section h2 {
  max-width: none;
  margin-bottom: var(--space-4);
  font-size: clamp(1.24rem, 2.4vw, 1.76rem);
  letter-spacing: -0.025em;
}

.legal-section h3 {
  margin: var(--space-4) 0 var(--space-2);
  font-size: 0.92rem;
  letter-spacing: -0.01em;
}

.legal-section p,
.legal-section li {
  color: #40535f;
}

.legal-section p + p,
.legal-section ul + p {
  margin-top: 1rem;
}

.legal-section ul {
  padding-left: 1.25rem;
}

.legal-table-wrap {
  max-width: 100%;
  margin-top: var(--space-5);
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-white);
}

.legal-table-wrap:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.legal-table {
  width: 100%;
  min-width: 62rem;
  border-collapse: collapse;
  color: #40535f;
  font-size: var(--text-sm);
}

.legal-table caption {
  padding: 1rem;
  color: var(--color-navy);
  font-weight: 750;
  text-align: left;
}

.legal-table th,
.legal-table td {
  padding: 0.85rem 0.9rem;
  border-top: 1px solid var(--color-border);
  vertical-align: top;
  text-align: left;
}

.legal-table th {
  color: var(--color-navy);
  background: var(--color-soft-blue);
}

.legal-table code {
  overflow-wrap: anywhere;
  white-space: normal;
}

/* 13. Animation */
.reveal-ready [data-reveal] {
  opacity: 0;
  transform: translateY(1.25rem);
  transition: opacity 650ms ease, transform 650ms ease;
}

.reveal-ready [data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* 14. Responsive rules */
@media (min-width: 48rem) {
  .split-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .split-layout--visual-first .section-visual {
    order: -1;
  }

  .what-intro {
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.75fr);
  }

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

  .value-card:last-child {
    width: calc(50% - 0.5rem);
    grid-column: 1 / -1;
    justify-self: center;
  }

  .why-grid,
  .contact-grid {
    grid-template-columns: minmax(0, 1.08fr) minmax(18rem, 0.72fr);
  }

  .founders-heading {
    grid-template-columns: minmax(0, 1.05fr) minmax(18rem, 0.75fr);
  }

  .founder-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    grid-template-rows: auto auto auto auto auto;
    column-gap: var(--space-5);
    row-gap: 0;
  }

  .founder-card {
    grid-row: 1 / span 5;
    grid-template-rows: subgrid;
  }

  .founder-card:first-child {
    grid-column: 1;
  }

  .founder-card:last-child {
    grid-column: 2;
  }

  .footer-grid {
    grid-template-columns: 1.25fr 0.85fr 0.65fr;
  }
}

@media (max-width: 67.99rem) {
  .primary-nav {
    min-width: 0;
    flex: 1 1 auto;
    gap: 0.8rem;
    overflow-x: auto;
    white-space: nowrap;
    scrollbar-width: thin;
  }

  .site-header.menu-ready .menu-toggle {
    display: inline-flex;
  }

  .site-header.menu-ready .primary-nav {
    width: calc(100% - (2 * var(--gutter)));
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    position: fixed;
    z-index: 99;
    top: 5.8rem;
    right: var(--gutter);
    left: var(--gutter);
    padding: 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-white);
    box-shadow: var(--shadow-soft);
  }

  .site-header.menu-ready .primary-nav {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-0.75rem);
    transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  }

  .site-header.menu-ready .primary-nav.is-open {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .primary-nav > a:not(.button) {
    min-height: 3rem;
    display: flex;
    align-items: center;
    padding: 0.55rem 0.7rem;
    border-bottom: 1px solid var(--color-grey);
  }

  .primary-nav .button {
    margin-top: 0.8rem;
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle__icon span:first-child {
    transform: translateY(0.18rem) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] .menu-toggle__icon span:last-child {
    transform: translateY(-0.18rem) rotate(-45deg);
  }
}

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

  .value-card:last-child {
    width: auto;
    grid-column: auto;
    justify-self: stretch;
  }
}

@media (min-width: 68rem) {
  .hero__copy {
    font-size: 1.04rem;
  }
}

@media (max-width: 47.99rem) {
  :root {
    --text-base: 0.98rem;
    --gutter: 1.2rem;
  }

  html {
    scroll-padding-top: 6.5rem;
  }

  .site-header {
    padding-inline: 0.7rem;
  }

  .header-shell {
    min-height: 4.75rem;
  }

  .brand img {
    width: 11.5rem;
  }

  .menu-toggle__label {
    display: none;
  }

  .primary-nav {
    width: auto;
    right: 0.7rem;
    left: 0.7rem;
    top: 5.2rem;
  }

  .hero {
    min-height: auto;
    padding: 8.5rem 0 6rem;
  }

  .hero::before {
    background-position: 61% center;
  }

  .hero::after {
    background:
      linear-gradient(
        135deg,
        rgba(9, 42, 69, 0.99) 0%,
        rgba(9, 42, 69, 0.94) 45%,
        rgba(9, 42, 69, 0.79) 72%,
        rgba(9, 42, 69, 0.58) 100%
      );
  }

  .section--what::before {
    background-position: 58% center;
  }

  .section--what::after {
    background:
      linear-gradient(
        135deg,
        rgba(255, 255, 255, 0.995) 0%,
        rgba(255, 255, 255, 0.96) 55%,
        rgba(255, 255, 255, 0.84) 100%
      );
  }

  .value-card {
    min-height: 18rem;
  }

  .contact-card {
    backdrop-filter: none;
  }

  .footer-grid {
    gap: var(--space-5);
  }

  .footer-brand__seal {
    width: 7.5rem;
  }

  .footer-brand__logo {
    width: 13rem;
  }
}

@media (max-width: 22rem) {
  .button-row,
  .contact-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button,
  .copy-button {
    width: 100%;
  }
}

/* 15. Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

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

  .reveal-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }
}