/* ==========================================================================
   RESMA — Real Estate Studies and Management Academy
   Design system + components.  Palette taken from the official brochure:
   charcoal + coral on cool neutrals. No gold, bronze or yellow anywhere.
   Layers: 1 tokens · 2 base · 3 layout · 4 header · 5 buttons/type ·
           6 hero · 7 sections/components · 8 forms · 9 footer · 10 overlays
   ========================================================================== */

/* ---------- 0. Fonts (self-hosted, latin subset) ------------------------- */
@font-face {
  font-family: "Inter";
  src: url("../assets/fonts/inter-latin-var.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../assets/fonts/instrument-serif-latin-400-normal.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Instrument Serif";
  src: url("../assets/fonts/instrument-serif-latin-400-italic.woff2") format("woff2");
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}

/* ---------- 1. Design tokens -------------------------------------------- */
:root {
  /* colour — brand */
  --charcoal: #2b2e36;
  --charcoal-2: #353945;
  --charcoal-3: #474c5a;
  --ink: #1b1d23;
  --coral: #fb765c;
  --coral-600: #f35d41;
  --coral-700: #c23a21; /* coral for text on light backgrounds (AA) */
  --coral-100: #fde3dc;
  --coral-50: #fff2ef;

  /* colour — neutrals (cool, never warm/yellow) */
  --white: #ffffff;
  --mist: #f4f5f7;
  --mist-2: #e8eaee;
  --line: #d9dce2;
  --steel: #565f6d; /* secondary text on light */
  --steel-soft: #a9b0bc; /* secondary text on dark */
  --danger: #b3261e;
  --success: #1d7a4d;

  /* semantic aliases (flipped inside .on-dark) */
  --bg: var(--white);
  --fg: var(--ink);
  --fg-soft: var(--steel);
  --rule: var(--line);
  --accent-text: var(--coral-700);

  /* type */
  --ff-display: "Instrument Serif", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --ff-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --fs-300: clamp(0.8125rem, 0.79rem + 0.1vw, 0.875rem);
  --fs-400: clamp(1rem, 0.97rem + 0.15vw, 1.0625rem);
  --fs-500: clamp(1.125rem, 1.07rem + 0.3vw, 1.3125rem);
  --fs-600: clamp(1.4rem, 1.2rem + 0.9vw, 1.9rem);
  --fs-700: clamp(1.75rem, 1.3rem + 1.9vw, 2.75rem);
  --fs-800: clamp(2.2rem, 1.4rem + 3.4vw, 4.1rem);
  --fs-900: clamp(2.75rem, 1.2rem + 6.4vw, 6.4rem);

  /* space + shape */
  --container: 1240px;
  --gutter: clamp(20px, 4.2vw, 56px);
  --section: clamp(72px, 9vw, 136px);
  --header-h: 80px;
  --r-1: 2px;
  --r-2: 6px;
  --shadow-1: 0 1px 2px rgba(27, 29, 35, 0.06), 0 8px 24px -12px rgba(27, 29, 35, 0.18);
  --shadow-2: 0 24px 60px -24px rgba(27, 29, 35, 0.4);
  --ease: cubic-bezier(0.22, 0.7, 0.2, 1);
  --dur: 0.45s;
}

.on-dark {
  --bg: var(--charcoal);
  --fg: var(--white);
  --fg-soft: var(--steel-soft);
  --rule: rgba(255, 255, 255, 0.16);
  --accent-text: var(--coral);
  background: var(--bg);
  color: var(--fg);
}

/* ---------- 2. Base ------------------------------------------------------ */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--header-h) + 16px);
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}
body {
  margin: 0;
  font-family: var(--ff-body);
  font-size: var(--fs-400);
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
}
img {
  height: auto;
}
a {
  color: inherit;
  text-decoration: none;
}
p {
  margin: 0 0 1em;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
h1,
h2,
h3,
h4,
h5 {
  margin: 0;
  font-weight: 400;
  text-wrap: balance;
}
h1,
h2,
h3 {
  font-family: var(--ff-display);
  line-height: 1.04;
  letter-spacing: -0.012em;
}
h1 {
  font-size: var(--fs-900);
  line-height: 0.98;
  letter-spacing: -0.02em;
}
h2 {
  font-size: var(--fs-800);
}
h3 {
  font-size: var(--fs-600);
  line-height: 1.12;
}
h4 {
  font-size: var(--fs-500);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.005em;
}
em {
  font-style: italic;
}
h1 em,
h2 em,
h3 em {
  color: var(--accent-text);
  font-style: italic;
}
strong {
  font-weight: 600;
}
button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}
input,
select,
textarea {
  font: inherit;
  color: inherit;
}
::selection {
  background: var(--coral);
  color: var(--ink);
}
:focus-visible {
  outline: 3px solid var(--coral-600);
  outline-offset: 3px;
  border-radius: 2px;
}
.on-dark :focus-visible,
.site-header :focus-visible {
  outline-color: var(--coral);
}
.sr-only {
  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: fixed;
  left: 16px;
  top: -80px;
  z-index: 300;
  background: var(--coral);
  color: var(--ink);
  font-weight: 600;
  padding: 12px 18px;
  border-radius: var(--r-1);
  transition: top 0.2s;
}
.skip-link:focus {
  top: 16px;
}
.icon {
  width: 1em;
  height: 1em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ---------- 3. Layout ---------------------------------------------------- */
.container {
  width: 100%;
  max-width: calc(var(--container) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section {
  padding-block: var(--section);
  position: relative;
}
.section--tight {
  padding-block: clamp(48px, 6vw, 88px);
}
.bg-mist {
  background: var(--mist);
}
.bg-dark {
  background: var(--charcoal);
}
.bg-ink {
  background: var(--ink);
}
.bg-coral {
  background: var(--coral);
  color: var(--ink);
  --fg-soft: rgba(27, 29, 35, 0.78);
  --rule: rgba(27, 29, 35, 0.22);
  --accent-text: var(--ink);
}
/* architectural hairline grid, used on dark bands */
.bg-grid {
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 96px 96px;
}
.grid {
  display: grid;
  gap: clamp(20px, 2.6vw, 36px);
}
.split {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: clamp(24px, 3vw, 48px);
  align-items: center;
}
.split > * {
  min-width: 0;
}
.stack > * + * {
  margin-top: var(--stack, 1.25rem);
}
.measure {
  max-width: 62ch;
}
.measure-sm {
  max-width: 48ch;
}
.text-center {
  text-align: center;
}
.mt-0 {
  margin-top: 0 !important;
}
.mt-lg {
  margin-top: clamp(32px, 4vw, 56px);
}

/* ---------- 4. Header / navigation -------------------------------------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  height: var(--header-h);
  color: var(--white);
  transition: background-color 0.35s var(--ease), color 0.35s var(--ease), box-shadow 0.35s var(--ease),
    transform 0.35s var(--ease);
}
.site-header::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.14);
  transition: background-color 0.35s;
}
.site-header.is-solid,
.site-header.is-open {
  background: rgba(255, 255, 255, 0.97);
  color: var(--ink);
  box-shadow: 0 1px 0 var(--line), 0 12px 30px -22px rgba(27, 29, 35, 0.35);
}
@supports (backdrop-filter: blur(10px)) {
  .site-header.is-solid {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: saturate(1.4) blur(14px);
  }
}
.site-header.is-solid::after {
  background: transparent;
}
.site-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  flex: none;
}
.brand__mark {
  position: relative;
  width: 40px;
  height: 52px;
  flex: none;
}
.brand__mark img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.3s;
}
.brand__mark .on-light {
  opacity: 0;
}
.site-header.is-solid .brand__mark .on-light,
.site-header.is-open .brand__mark .on-light {
  opacity: 1;
}
.site-header.is-solid .brand__mark .on-dark-logo,
.site-header.is-open .brand__mark .on-dark-logo {
  opacity: 0;
}
.brand__text {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.35;
  max-width: 17ch;
  padding-left: 14px;
  border-left: 1px solid rgba(255, 255, 255, 0.28);
}
.site-header.is-solid .brand__text,
.site-header.is-open .brand__text {
  border-color: var(--line);
}
.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav__item {
  position: relative;
  display: flex;
  align-items: center;
}
.nav__link {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.005em;
  position: relative;
  white-space: nowrap;
}
.nav__link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease);
}
.nav__link:hover::after,
.nav__link[aria-current]::after,
.nav__item.is-open > .nav__link::after {
  transform: scaleX(1);
}
.nav__sub-toggle {
  width: 22px;
  height: 36px;
  margin-left: -10px;
  display: grid;
  place-items: center;
  font-size: 0.8rem;
  opacity: 0.8;
}
.nav__sub-toggle .icon {
  transition: transform 0.3s var(--ease);
}
.nav__item.is-open .nav__sub-toggle .icon {
  transform: rotate(180deg);
}
.nav__sub {
  position: absolute;
  top: calc(100% + 6px);
  left: -8px;
  min-width: 320px;
  padding: 10px;
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
  border-top: 3px solid var(--coral);
  box-shadow: var(--shadow-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0s 0.25s;
}
.nav__item.is-open > .nav__sub {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}
.nav__sub a {
  display: block;
  padding: 12px 14px;
  transition: background-color 0.2s;
}
.nav__sub a:hover,
.nav__sub a:focus-visible {
  background: var(--mist);
}
.nav__sub a[aria-current="page"] strong::after {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  margin-left: 8px;
  background: var(--coral);
  border-radius: 50%;
  vertical-align: middle;
}
.nav__sub strong {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
}
.nav__sub span {
  display: block;
  font-size: 0.8125rem;
  color: var(--steel);
  line-height: 1.45;
  margin-top: 2px;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}
.icon-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  border-radius: 50%;
  transition: background-color 0.2s;
}
.icon-btn:hover {
  background: rgba(127, 134, 148, 0.18);
}
.nav-toggle {
  display: none;
  position: relative;
}
.nav-toggle span {
  position: absolute;
  left: 11px;
  right: 11px;
  height: 2px;
  background: currentColor;
  transition: transform 0.35s var(--ease), opacity 0.2s, top 0.35s var(--ease);
}
.nav-toggle span:nth-child(1) {
  top: 16px;
}
.nav-toggle span:nth-child(2) {
  top: 21px;
}
.nav-toggle span:nth-child(3) {
  top: 26px;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  top: 21px;
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  top: 21px;
  transform: rotate(-45deg);
}
/* mobile drawer */
.mobile-nav {
  position: fixed;
  inset: var(--header-h) 0 0 0;
  z-index: 99;
  background: var(--charcoal);
  color: var(--white);
  padding: 24px var(--gutter) 40px;
  overflow-y: auto;
  overscroll-behavior: contain;
  transform: translateY(-12px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s var(--ease), transform 0.4s var(--ease), visibility 0s 0.4s;
}
.mobile-nav.is-open {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}
.mobile-nav ul {
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}
.mobile-nav li {
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}
.mobile-nav__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.mobile-nav__row > a {
  flex: 1;
  padding: 16px 0;
  font-family: var(--ff-display);
  font-size: 1.9rem;
  line-height: 1.1;
}
.mobile-nav__row > a[aria-current="page"] {
  color: var(--coral);
}
.mobile-nav__row > button {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
}
.mobile-nav__row > button .icon {
  transition: transform 0.3s;
}
.mobile-nav__row > button[aria-expanded="true"] .icon {
  transform: rotate(45deg);
}
.mobile-nav__sub {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.4s var(--ease);
}
.mobile-nav__sub.is-open {
  grid-template-rows: 1fr;
}
.mobile-nav__sub > ul {
  overflow: hidden;
  border: 0;
  min-height: 0;
}
.mobile-nav__sub li {
  border: 0;
}
.mobile-nav__sub a {
  display: block;
  padding: 10px 0 10px 16px;
  color: var(--steel-soft);
  border-left: 2px solid rgba(255, 255, 255, 0.14);
  font-size: 1rem;
}
.mobile-nav__sub a:hover,
.mobile-nav__sub a[aria-current="page"] {
  color: var(--white);
  border-left-color: var(--coral);
}
.mobile-nav__sub > ul > li:last-child a {
  margin-bottom: 14px;
}
.mobile-nav__foot {
  margin-top: 28px;
  display: grid;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--steel-soft);
}
.mobile-nav__foot a {
  color: var(--white);
}

/* ---------- 5. Buttons + typographic atoms ------------------------------- */
.btn {
  --btn-bg: var(--coral);
  --btn-fg: var(--ink);
  --btn-bd: var(--coral);
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 15px 24px;
  min-height: 52px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 1.5px solid var(--btn-bd);
  border-radius: var(--r-1);
  transition: background-color 0.3s var(--ease), color 0.3s var(--ease), border-color 0.3s var(--ease),
    transform 0.3s var(--ease);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.btn .icon {
  font-size: 1.15em;
  transition: transform 0.35s var(--ease);
}
.btn:hover .icon {
  transform: translateX(5px);
}
.btn:hover {
  --btn-bg: var(--white);
  --btn-fg: var(--ink);
  --btn-bd: var(--white);
}
.btn--dark {
  --btn-bg: var(--charcoal);
  --btn-fg: var(--white);
  --btn-bd: var(--charcoal);
}
.btn--dark:hover {
  --btn-bg: var(--coral);
  --btn-fg: var(--ink);
  --btn-bd: var(--coral);
}
.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  --btn-bd: var(--ink);
}
.btn--ghost:hover {
  --btn-bg: var(--ink);
  --btn-fg: var(--white);
  --btn-bd: var(--ink);
}
.btn--ghost-light {
  --btn-bg: transparent;
  --btn-fg: var(--white);
  --btn-bd: rgba(255, 255, 255, 0.5);
}
.btn--ghost-light:hover {
  --btn-bg: var(--white);
  --btn-fg: var(--ink);
  --btn-bd: var(--white);
}
.btn--sm {
  padding: 11px 18px;
  min-height: 44px;
  font-size: 0.78rem;
}
.btn--block {
  width: 100%;
  justify-content: space-between;
}
.site-header:not(.is-solid):not(.is-open) .btn:hover {
  --btn-bg: var(--white);
}
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1.5px solid currentColor;
  color: var(--fg);
  transition: color 0.25s, gap 0.3s var(--ease);
}
.link-arrow:hover {
  color: var(--accent-text);
  gap: 16px;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 1.4rem;
}
.eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: currentColor;
  flex: none;
}
.lead {
  font-size: var(--fs-500);
  line-height: 1.6;
  color: var(--fg-soft);
  font-weight: 300;
}
.on-dark .lead {
  color: #d3d7df;
}
.sec-head {
  max-width: 820px;
  margin-bottom: clamp(36px, 5vw, 72px);
}
.sec-head--center {
  margin-inline: auto;
  text-align: center;
}
.sec-head--center .eyebrow {
  justify-content: center;
}
.sec-head .lead {
  margin-top: 1.4rem;
}
.sec-head--split {
  max-width: none;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}
.sec-head--split > div {
  max-width: 760px;
}
.tag {
  display: inline-block;
  padding: 5px 10px;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  border-radius: var(--r-1);
  color: var(--fg-soft);
}
.tag--coral {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}

/* media frames */
.media {
  position: relative;
  overflow: hidden;
  background: var(--charcoal-2);
}
.media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media--tri {
  clip-path: polygon(0 12%, 12% 0, 100% 0, 100% 100%, 0 100%);
}
.media--tri-r {
  clip-path: polygon(0 0, 88% 0, 100% 12%, 100% 100%, 0 100%);
}
.caption {
  display: block;
  margin-top: 12px;
  font-size: 0.8125rem;
  color: var(--fg-soft);
  line-height: 1.5;
}
.shape-tri {
  position: absolute;
  background: var(--coral);
  clip-path: polygon(0 100%, 0 0, 100% 100%);
  pointer-events: none;
}

/* ---------- 6. Heroes ---------------------------------------------------- */
.hero {
  position: relative;
  background: var(--charcoal);
  color: var(--white);
  padding: calc(var(--header-h) + clamp(40px, 6vw, 88px)) 0 clamp(88px, 11vw, 160px);
  overflow: hidden;
  isolation: isolate;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 96px 96px;
  -webkit-mask-image: linear-gradient(100deg, #000 10%, transparent 70%);
  mask-image: linear-gradient(100deg, #000 10%, transparent 70%);
}
.hero::after,
.page-hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: clamp(28px, 5vw, 76px);
  background: var(--edge, var(--white));
  clip-path: polygon(0 100%, 100% 100%, 100% 0);
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 88px);
  align-items: center;
  min-height: min(760px, calc(100svh - var(--header-h) - 60px));
}
.hero h1 {
  margin-bottom: clamp(20px, 2.6vw, 32px);
}
.hero h1 em {
  color: var(--coral);
  display: inline-block;
}
.hero .lead {
  max-width: 50ch;
  color: #d3d7df;
}
.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: clamp(28px, 3.4vw, 44px);
}
.hero__facts {
  display: flex;
  flex-wrap: wrap;
  gap: 12px clamp(24px, 3.4vw, 52px);
  margin-top: clamp(36px, 5vw, 68px);
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  max-width: 640px;
}
.hero__facts li {
  font-size: 0.8125rem;
  color: var(--steel-soft);
  line-height: 1.4;
  max-width: 15ch;
}
.hero__facts strong {
  display: block;
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: 2.4rem;
  line-height: 1;
  color: var(--white);
  margin-bottom: 4px;
}
.hero__media {
  position: relative;
  justify-self: end;
  width: min(100%, 470px);
}
.hero__frame {
  position: relative;
  aspect-ratio: 4 / 5;
  clip-path: polygon(0 11%, 22% 0, 100% 0, 100% 100%, 0 100%);
  background: var(--charcoal-2);
}
.hero__frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 40%;
  filter: contrast(1.04);
}
.hero__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, rgba(27, 29, 35, 0.55));
}
.hero__media .shape-tri {
  width: clamp(110px, 14vw, 190px);
  aspect-ratio: 1;
  left: clamp(-60px, -4vw, -32px);
  bottom: clamp(-32px, -3vw, -20px);
  z-index: 2;
}
.hero__outline {
  position: absolute;
  inset: -16px -16px 16px 16px;
  border: 1.5px solid rgba(251, 118, 92, 0.55);
  clip-path: polygon(0 11%, 22% 0, 100% 0, 100% 100%, 0 100%);
  z-index: -1;
  transform: translate(18px, -18px);
}
.hero__tag {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 3;
  padding: 14px 20px;
  background: var(--white);
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.page-hero {
  position: relative;
  background: var(--charcoal);
  color: var(--white);
  padding: calc(var(--header-h) + clamp(48px, 7vw, 104px)) 0 clamp(72px, 9vw, 132px);
  overflow: hidden;
  isolation: isolate;
}
.page-hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.page-hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}
.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, var(--charcoal) 20%, rgba(43, 46, 54, 0.72) 70%, rgba(43, 46, 54, 0.5));
}
.page-hero h1 {
  font-size: var(--fs-900);
  max-width: 15ch;
}
.page-hero h1 em {
  color: var(--coral);
}
.page-hero .lead {
  max-width: 56ch;
  margin-top: 1.6rem;
  color: #d3d7df;
}
.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--steel-soft);
}
.crumbs li + li::before {
  content: "/";
  margin-right: 8px;
  opacity: 0.5;
}
.crumbs a:hover {
  color: var(--white);
}
.crumbs [aria-current] {
  color: var(--white);
}

/* ---------- 7. Sections and components ---------------------------------- */
/* ticker */
.ticker {
  background: var(--coral);
  color: var(--ink);
  overflow: hidden;
  border-block: 1px solid var(--ink);
}
.ticker__track {
  display: flex;
  width: max-content;
  animation: ticker 48s linear infinite;
}
.ticker:hover .ticker__track {
  animation-play-state: paused;
}
.ticker__group {
  display: flex;
  align-items: center;
  flex: none;
}
.ticker__group li {
  display: flex;
  align-items: center;
  padding: 18px 0;
  font-family: var(--ff-display);
  font-size: clamp(1.35rem, 1rem + 1.2vw, 2rem);
  white-space: nowrap;
}
.ticker__group li::after {
  content: "";
  width: 12px;
  height: 12px;
  margin: 0 clamp(24px, 3vw, 44px);
  background: var(--ink);
  clip-path: polygon(0 100%, 0 0, 100% 100%);
}

/* chain: experience > knowledge > practice > next generation */
.chain {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px clamp(8px, 1.4vw, 18px);
}
.chain__node {
  display: grid;
  place-items: center;
  width: clamp(104px, 11vw, 132px);
  aspect-ratio: 1;
  border: 1.5px solid var(--coral);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  line-height: 1.35;
  padding: 10px;
  transition: background-color 0.35s var(--ease), color 0.35s;
}
.chain__node:hover {
  background: var(--coral);
  color: var(--ink);
}
.chain__arrow {
  color: var(--coral);
  font-size: 1.4rem;
}

/* stats */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0;
}
.stat {
  padding: clamp(18px, 2.4vw, 32px) clamp(16px, 2vw, 28px);
  border-left: 1px solid var(--rule);
}
.stat:first-child {
  border-left: 0;
  padding-left: 0;
}
.stat__num {
  display: block;
  font-family: var(--ff-display);
  font-size: clamp(3rem, 2rem + 3.4vw, 5.2rem);
  line-height: 1;
  color: var(--accent-text);
  letter-spacing: -0.02em;
}
.stat__label {
  display: block;
  margin-top: 12px;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-soft);
  max-width: 18ch;
}

/* ecosystem explorer (tabs) */
.explorer {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(24px, 4vw, 72px);
  align-items: start;
}
.explorer__tabs {
  border-top: 1px solid var(--rule);
}
.explorer__tab {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 18px;
  padding: 18px 4px;
  text-align: left;
  border-bottom: 1px solid var(--rule);
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--fg-soft);
  transition: color 0.25s, padding 0.35s var(--ease);
}
.explorer__tab .num {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  width: 26px;
  color: var(--steel-soft);
}
.explorer__tab .icon {
  margin-left: auto;
  opacity: 0;
  transform: translateX(-8px);
  transition: all 0.35s var(--ease);
  color: var(--coral);
}
.explorer__tab:hover {
  color: var(--fg);
}
.explorer__tab[aria-selected="true"] {
  color: var(--fg);
  padding-left: 14px;
  box-shadow: inset 3px 0 0 var(--coral);
}
.explorer__tab[aria-selected="true"] .icon {
  opacity: 1;
  transform: none;
}
.explorer__panel {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  padding: clamp(28px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--rule);
  min-height: 320px;
}
.explorer__panel[hidden] {
  display: none;
}
.explorer__panel h3 {
  margin-bottom: 18px;
}
.explorer__panel p {
  font-size: var(--fs-500);
  font-weight: 300;
  color: #d3d7df;
  max-width: 46ch;
}
.explorer__panel .icon-lg {
  font-size: 2.4rem;
  color: var(--coral);
  margin-bottom: 28px;
  stroke-width: 1.2;
}
.explorer__chain {
  margin-top: clamp(32px, 4vw, 56px);
  padding-top: 24px;
  border-top: 1px solid var(--rule);
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}
.explorer__chain .label {
  width: 100%;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--steel-soft);
  margin-bottom: 4px;
}
.explorer__chain .tag {
  color: var(--white);
}

/* programme cards + carousel */
.carousel {
  position: relative;
}
.carousel__track {
  display: flex;
  gap: clamp(16px, 2vw, 28px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding: 6px var(--gutter) 28px;
  margin-inline: calc(var(--gutter) * -1);
  scroll-padding-inline: var(--gutter);
}
.carousel__track::-webkit-scrollbar {
  display: none;
}
.carousel__track > * {
  flex: 0 0 min(380px, 82vw);
  scroll-snap-align: start;
}
.carousel__bar {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-top: 8px;
}
.carousel__progress {
  flex: 1;
  height: 2px;
  background: var(--rule);
  position: relative;
}
.carousel__progress span {
  position: absolute;
  inset: 0 auto 0 0;
  width: 20%;
  background: var(--coral);
  transition: transform 0.2s linear;
}
.carousel__btns {
  display: flex;
  gap: 10px;
}
.round-btn {
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  font-size: 1.2rem;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s, opacity 0.3s;
}
.round-btn:hover:not(:disabled) {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}
.round-btn:disabled {
  opacity: 0.3;
  cursor: default;
}
.round-btn--prev .icon {
  transform: rotate(180deg);
}
.prog-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 330px;
  padding: clamp(24px, 2.4vw, 34px);
  background: var(--white);
  color: var(--ink);
  border: 1px solid var(--line);
  transition: transform 0.45s var(--ease), border-color 0.3s, box-shadow 0.45s var(--ease);
}
.prog-card::before {
  content: "";
  position: absolute;
  left: -1px;
  right: -1px;
  top: -1px;
  height: 3px;
  background: var(--coral);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.5s var(--ease);
}
.prog-card:hover {
  transform: translateY(-6px);
  border-color: var(--ink);
  box-shadow: var(--shadow-1);
}
.prog-card:hover::before {
  transform: scaleX(1);
}
.prog-card__top {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 12px;
  margin-bottom: 26px;
}
.prog-card__idx {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--steel);
}
.prog-card h3 {
  font-size: clamp(1.5rem, 1.1rem + 1vw, 2rem);
  margin-bottom: auto;
  padding-bottom: 24px;
}
.prog-card__meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--line);
  padding-top: 18px;
  gap: 12px;
}
.prog-card__meta dt {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}
.prog-card__meta dd {
  margin: 4px 0 0;
  font-family: var(--ff-display);
  font-size: 1.7rem;
  line-height: 1.1;
}
.prog-card__meta dd small {
  font-family: var(--ff-body);
  font-size: 0.8rem;
  color: var(--steel);
  margin-left: 4px;
}
.prog-card__more {
  margin-top: 22px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--coral-700);
}
.prog-card__more .icon {
  transition: transform 0.35s var(--ease);
}
.prog-card:hover .prog-card__more .icon {
  transform: translateX(6px);
}
.prog-card--flagship {
  background: var(--charcoal);
  color: var(--white);
  border-color: var(--charcoal);
}
.prog-card--flagship .prog-card__idx,
.prog-card--flagship .prog-card__meta dt,
.prog-card--flagship .prog-card__meta dd small {
  color: var(--steel-soft);
}
.prog-card--flagship .prog-card__meta {
  border-color: rgba(255, 255, 255, 0.18);
}
.prog-card--flagship .prog-card__more {
  color: var(--coral);
}
.prog-card--flagship:hover {
  border-color: var(--coral);
}
.prog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 340px), 1fr));
  gap: clamp(16px, 2vw, 28px);
}
.prog-grid [hidden] {
  display: none;
}
.prog-grid .prog-card--flagship {
  grid-column: span 2;
}

/* flagship feature band */
.feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  align-items: stretch;
  background: var(--charcoal);
  color: var(--white);
  overflow: hidden;
}
.feature__copy {
  padding: clamp(32px, 5vw, 80px);
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.feature__copy h2 {
  font-size: var(--fs-800);
  margin-bottom: 20px;
}
.feature__copy h2 em {
  color: var(--coral);
}
.feature__figs {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin: 28px 0 32px;
}
.fig-box {
  padding: 14px 22px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.fig-box strong {
  font-family: var(--ff-display);
  font-weight: 400;
  font-size: 2rem;
  letter-spacing: 0;
  margin-left: 10px;
  color: var(--coral);
  vertical-align: -3px;
}
.feature__media {
  position: relative;
  min-height: 360px;
  clip-path: polygon(14% 0, 100% 0, 100% 100%, 0 100%);
  margin-left: -4%;
}
.feature__media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.check-list li {
  position: relative;
  padding: 11px 0 11px 34px;
  border-bottom: 1px solid var(--rule);
  font-size: 0.97rem;
}
.check-list li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 11px;
  height: 11px;
  background: var(--coral);
  clip-path: polygon(0 100%, 0 0, 100% 100%);
}

/* editorial numbered list ("why RESMA") */
.num-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--rule);
}
.num-list__item {
  position: relative;
  padding: clamp(28px, 3vw, 44px) clamp(20px, 2.4vw, 36px) clamp(32px, 3.4vw, 52px) 0;
  border-bottom: 1px solid var(--rule);
}
.num-list__item:not(:nth-child(3n + 1)) {
  padding-left: clamp(20px, 2.4vw, 36px);
  border-left: 1px solid var(--rule);
}
.num-list__idx {
  display: block;
  font-family: var(--ff-display);
  font-size: 1rem;
  color: var(--accent-text);
  margin-bottom: 40px;
  letter-spacing: 0.04em;
}
.num-list__item .icon {
  font-size: 1.9rem;
  color: var(--accent-text);
  stroke-width: 1.3;
  margin-bottom: 22px;
}
.num-list__item h3 {
  font-size: 1.6rem;
  margin-bottom: 12px;
}
.num-list__item p {
  color: var(--fg-soft);
  font-size: 0.97rem;
  margin: 0;
}
.num-list__item::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 0;
  height: 2px;
  background: var(--coral);
  transition: width 0.55s var(--ease);
}
.num-list__item:hover::after {
  width: 100%;
}

/* people */
.people {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
}
.person {
  padding: clamp(24px, 2.6vw, 36px) clamp(18px, 2vw, 30px) clamp(24px, 2.6vw, 36px) 0;
  border-bottom: 1px solid var(--rule);
}
.person:not(:nth-child(3n + 1)) {
  padding-left: clamp(18px, 2vw, 30px);
  border-left: 1px solid var(--rule);
}
.person__init {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border: 1.5px solid var(--coral);
  border-radius: 50%;
  font-family: var(--ff-display);
  font-size: 1.3rem;
  margin-bottom: 22px;
}
.person h3 {
  font-size: 1.7rem;
  margin-bottom: 6px;
}
.person__role {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 10px;
}
.person p {
  font-size: 0.93rem;
  color: var(--fg-soft);
  margin: 0;
}
.expert-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(14px, 2vw, 28px);
}
.expert {
  text-align: left;
}
.expert__img {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--charcoal-2);
  clip-path: polygon(0 0, 82% 0, 100% 18%, 100% 100%, 0 100%);
}
.expert__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease), filter 0.5s;
  filter: grayscale(1) contrast(1.05);
}
.expert:hover .expert__img img {
  transform: scale(1.05);
  filter: grayscale(0);
}
.expert h3 {
  font-family: var(--ff-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-top: 14px;
  line-height: 1.4;
}

/* audience list */
.audience {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(20px, 4vw, 64px);
}
.audience li {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.audience li::before {
  content: "";
  width: 9px;
  height: 9px;
  flex: none;
  background: var(--accent-text);
  border-radius: 50%;
}
.boxed {
  display: inline-block;
  padding: 14px 22px;
  border: 1px solid var(--rule);
  font-size: 0.85rem;
  line-height: 1.5;
}
.boxed strong {
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: 0.75rem;
  margin-right: 8px;
}

/* feature tiles (learning experience) */
.tiles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
}
.tile {
  background: var(--bg);
  padding: clamp(24px, 2.6vw, 38px);
  transition: background-color 0.35s var(--ease);
  position: relative;
}
.tile .icon {
  font-size: 1.7rem;
  color: var(--accent-text);
  stroke-width: 1.3;
  margin-bottom: 36px;
}
.tile h3 {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 10px;
  line-height: 1.35;
}
.tile p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--fg-soft);
}
.tile:hover {
  background: var(--mist);
}
.on-dark .tile:hover {
  background: var(--charcoal-2);
}

/* process / stepper */
.steps {
  counter-reset: step;
  position: relative;
}
.step {
  position: relative;
  padding: 0 0 clamp(24px, 3vw, 40px) 64px;
}
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 0;
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--coral);
  border-radius: 50%;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--bg);
  z-index: 1;
}
.step::after {
  content: "";
  position: absolute;
  left: 21.5px;
  top: 44px;
  bottom: 0;
  width: 1px;
  background: var(--rule);
}
.step:last-child::after {
  display: none;
}
.step h3 {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-top: 12px;
  margin-bottom: 6px;
}
.step p {
  margin: 0;
  color: var(--fg-soft);
  font-size: 0.97rem;
}

/* tabs (generic) */
.tabs__list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(24px, 3vw, 44px);
}
.tabs__tab {
  padding: 13px 22px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1.5px solid var(--rule);
  border-radius: var(--r-1);
  transition: all 0.3s var(--ease);
}
.tabs__tab:hover {
  border-color: var(--fg);
}
.tabs__tab[aria-selected="true"] {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}
.tabs__panel[hidden] {
  display: none;
}
.tabs__panel.is-in {
  animation: panelIn 0.5s var(--ease);
}

/* timeline-ish past/present/future */
.era {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--rule);
}
.era__item {
  padding: 28px clamp(16px, 2vw, 32px) 8px 0;
}
.era__item + .era__item {
  padding-left: clamp(16px, 2vw, 32px);
  border-left: 1px solid var(--rule);
}
.era__item .tag {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
  margin-bottom: 18px;
}
.era__item p {
  color: var(--fg-soft);
  margin: 0;
}

/* pull quote / statement */
.statement {
  font-family: var(--ff-display);
  font-size: var(--fs-800);
  line-height: 1.06;
  letter-spacing: -0.015em;
}
.statement em {
  color: var(--accent-text);
}
.statement--md {
  font-size: var(--fs-700);
}

/* accordion */
.accordion {
  border-top: 1px solid var(--rule);
}
.accordion__item {
  border-bottom: 1px solid var(--rule);
}
.accordion__btn {
  display: flex;
  width: 100%;
  align-items: center;
  gap: 20px;
  padding: 24px 0;
  text-align: left;
}
.accordion__btn .num {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--accent-text);
  width: 34px;
  flex: none;
}
.accordion__title {
  font-family: var(--ff-display);
  font-size: var(--fs-600);
  line-height: 1.1;
  flex: 1;
}
.accordion__sign {
  position: relative;
  width: 36px;
  height: 36px;
  border: 1.5px solid currentColor;
  border-radius: 50%;
  flex: none;
  transition: background-color 0.3s, transform 0.4s var(--ease), color 0.3s, border-color 0.3s;
}
.accordion__sign::before,
.accordion__sign::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 12px;
  height: 1.8px;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform 0.4s var(--ease);
}
.accordion__sign::after {
  transform: translate(-50%, -50%) rotate(90deg);
}
.accordion__btn:hover .accordion__sign {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}
.accordion__btn[aria-expanded="true"] .accordion__sign::after {
  transform: translate(-50%, -50%) rotate(0deg);
}
.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.5s var(--ease);
}
.accordion__panel.is-open {
  grid-template-rows: 1fr;
}
.accordion__inner {
  overflow: hidden;
  min-height: 0;
}
.accordion__body {
  padding: 0 0 32px 54px;
  max-width: 78ch;
  color: var(--fg-soft);
}
.accordion__body p {
  margin-bottom: 1rem;
}
.topic-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 280px), 1fr));
  gap: 0 28px;
  margin-top: 8px;
  color: var(--fg);
}
.topic-list li {
  padding: 9px 0;
  border-top: 1px solid var(--rule);
  font-size: 0.9rem;
  line-height: 1.45;
}
.topic-list b {
  font-weight: 600;
  color: var(--accent-text);
  margin-right: 6px;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
}
.topic-sub {
  margin: 20px 0 4px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg);
}

/* facts sidebar (programme page) */
.detail {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: clamp(32px, 5vw, 88px);
  align-items: start;
}
.facts {
  position: sticky;
  top: calc(var(--header-h) + 24px);
  background: var(--charcoal);
  color: var(--white);
  padding: clamp(26px, 3vw, 40px);
  clip-path: polygon(0 0, calc(100% - 34px) 0, 100% 34px, 100% 100%, 0 100%);
}
.facts h2 {
  font-family: var(--ff-body);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 18px;
}
.facts dl {
  margin: 0 0 28px;
}
.facts dt {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel-soft);
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}
.facts dd {
  margin: 4px 0 16px;
  font-family: var(--ff-display);
  font-size: 1.9rem;
  line-height: 1.15;
}
.facts dd.sm {
  font-family: var(--ff-body);
  font-size: 0.95rem;
}

/* gallery */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: clamp(24px, 3vw, 40px);
}
.chip {
  padding: 11px 20px;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1.5px solid var(--rule);
  border-radius: 999px;
  transition: all 0.3s var(--ease);
}
.chip:hover {
  border-color: var(--ink);
}
.chip[aria-pressed="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--white);
}
.gallery {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: clamp(10px, 1.4vw, 18px);
}
.gallery__item {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--charcoal-2);
  grid-column: span 2;
  aspect-ratio: 4 / 3;
  cursor: zoom-in;
}
.gallery__item--wide {
  grid-column: span 4;
  aspect-ratio: 16 / 9;
}
.gallery__item--tall {
  aspect-ratio: 3 / 4;
}
.gallery__item[hidden] {
  display: none;
}
.gallery__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease);
}
.gallery__item:hover img {
  transform: scale(1.06);
}
.gallery__cap {
  position: absolute;
  inset: auto 0 0 0;
  padding: 40px 18px 16px;
  color: var(--white);
  font-size: 0.85rem;
  line-height: 1.4;
  background: linear-gradient(transparent, rgba(27, 29, 35, 0.85));
  transform: translateY(100%);
  transition: transform 0.45s var(--ease);
}
.gallery__item:hover .gallery__cap,
.gallery__item:focus-visible .gallery__cap {
  transform: none;
}
.gallery__cap small {
  display: block;
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 2px;
}
.mosaic {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: auto;
  gap: clamp(10px, 1.4vw, 18px);
}
.mosaic > * {
  position: relative;
  overflow: hidden;
  background: var(--charcoal-2);
  min-height: 0;
}
.mosaic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* CTA band */
.cta {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.cta__title {
  font-size: var(--fs-800);
  max-width: 16ch;
}
.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}
.cta__trio {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--rule);
}
.cta__trio li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 16px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 0.97rem;
}
.cta__trio b {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.bg-coral .btn {
  --btn-bg: var(--ink);
  --btn-fg: var(--white);
  --btn-bd: var(--ink);
}
.bg-coral .btn:hover {
  --btn-bg: var(--white);
  --btn-fg: var(--ink);
  --btn-bd: var(--white);
}
.bg-coral .btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
}
.bg-coral .btn--ghost:hover {
  --btn-bg: var(--ink);
  --btn-fg: var(--white);
  --btn-bd: var(--ink);
}
.cta__shape {
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(46vw, 560px);
  aspect-ratio: 1;
  background: rgba(27, 29, 35, 0.1);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  z-index: -1;
}

/* contact */
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}
.contact-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--rule);
}
.contact-list li:first-child {
  border-top: 1px solid var(--rule);
}
.contact-list .icon-wrap {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border: 1.5px solid var(--coral);
  border-radius: 50%;
  font-size: 1.2rem;
}
.contact-list h3 {
  font-family: var(--ff-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent-text);
  margin-bottom: 6px;
}
.contact-list p,
.contact-list a {
  margin: 0;
  font-size: 1.0625rem;
  line-height: 1.55;
}
.contact-list a {
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, color 0.2s;
}
.contact-list a:hover {
  color: var(--coral-700);
  border-color: currentColor;
}
.map {
  position: relative;
  aspect-ratio: 21 / 9;
  min-height: 320px;
  background: var(--mist-2);
  overflow: hidden;
}
.map iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  filter: grayscale(0.85) contrast(1.05);
}

/* prose (privacy etc.) */
.prose {
  max-width: 74ch;
}
.prose h2 {
  font-size: var(--fs-700);
  margin: 2.2em 0 0.6em;
}
.prose h2:first-child {
  margin-top: 0;
}
.prose p,
.prose li {
  color: var(--steel);
}
.prose ul {
  list-style: none;
  margin: 0 0 1.2em;
}
.prose li {
  position: relative;
  padding: 6px 0 6px 24px;
}
.prose li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 15px;
  width: 8px;
  height: 8px;
  background: var(--coral);
  clip-path: polygon(0 100%, 0 0, 100% 100%);
}
.prose a {
  color: var(--coral-700);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- 8. Forms ----------------------------------------------------- */
.form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px 22px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}
.field--full {
  grid-column: 1 / -1;
}
.field label,
.field legend {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.field .req {
  color: var(--coral-700);
}
.on-dark .field .req {
  color: var(--coral);
}
.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 54px;
  padding: 14px 16px;
  background: var(--white);
  color: var(--ink);
  border: 1.5px solid var(--line);
  border-radius: var(--r-1);
  transition: border-color 0.2s, box-shadow 0.2s;
}
.field textarea {
  min-height: 150px;
  resize: vertical;
}
.field select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9' fill='none' stroke='%232b2e36' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m1 1.5 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 44px;
}
.field input:hover,
.field select:hover,
.field textarea:hover {
  border-color: var(--steel-soft);
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--ink);
  box-shadow: 0 0 0 4px rgba(251, 118, 92, 0.35);
}
.field [aria-invalid="true"] {
  border-color: var(--danger);
}
.field__error {
  min-height: 1.2em;
  margin: 0;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--danger);
}
.on-dark .field__error {
  color: #ffb4a6;
}
.field__hint {
  font-size: 0.8125rem;
  color: var(--fg-soft);
  margin: -2px 0 0;
}
.hp {
  position: absolute !important;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}
.consent {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.875rem;
  color: var(--fg-soft);
}
.consent input {
  width: 20px;
  height: 20px;
  min-height: 0;
  margin-top: 2px;
  accent-color: var(--coral-700);
  flex: none;
}
.consent a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.form__foot {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 18px;
}
.form-status {
  margin: 0;
  padding: 16px 18px;
  font-size: 0.95rem;
  border-left: 4px solid var(--steel);
  background: var(--mist);
  display: none;
}
.form-status.is-visible {
  display: block;
}
.form-status.is-success {
  border-color: var(--success);
  background: #e9f6ef;
  color: #0f4a2d;
}
.form-status.is-error {
  border-color: var(--danger);
  background: #fdecea;
  color: #7a1b15;
}
.form-status a {
  text-decoration: underline;
  font-weight: 600;
}
.btn[disabled] {
  opacity: 0.6;
  pointer-events: none;
}
.panel {
  padding: clamp(26px, 4vw, 52px);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
}

/* ---------- 9. Footer ---------------------------------------------------- */
.site-footer {
  background: var(--ink);
  color: #c9ced8;
  padding-top: clamp(64px, 8vw, 112px);
  font-size: 0.95rem;
  position: relative;
  overflow: hidden;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 0.8fr 1fr 1.2fr;
  gap: clamp(28px, 4vw, 64px);
  padding-bottom: clamp(48px, 6vw, 80px);
}
.footer__brand img {
  width: 76px;
  margin-bottom: 22px;
}
.footer__brand p {
  max-width: 34ch;
  color: #9ea5b3;
}
.footer__motto {
  display: inline-block;
  margin-top: 8px;
  padding: 10px 16px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.site-footer h2 {
  font-family: var(--ff-body);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 22px;
}
.site-footer li {
  margin-bottom: 11px;
}
.site-footer a {
  transition: color 0.2s;
}
.site-footer a:hover {
  color: var(--white);
}
.footer__contact li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 12px;
  line-height: 1.55;
}
.footer__contact .icon {
  margin-top: 4px;
  color: var(--coral);
}
.footer__bar {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding: 22px 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px 24px;
  font-size: 0.8125rem;
  color: #8d94a3;
}
.footer__bar nav {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}
.footer__mark {
  position: absolute;
  right: -40px;
  top: 0;
  width: min(36vw, 420px);
  aspect-ratio: 1;
  background: rgba(255, 255, 255, 0.025);
  clip-path: polygon(100% 0, 100% 100%, 0 100%);
  pointer-events: none;
}

/* ---------- 10. Overlays: search, lightbox, back-to-top ------------------ */
.to-top {
  position: fixed;
  right: clamp(14px, 2vw, 28px);
  bottom: clamp(14px, 2vw, 28px);
  z-index: 90;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  background: var(--coral);
  color: var(--ink);
  border-radius: 50%;
  font-size: 1.3rem;
  box-shadow: var(--shadow-1);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity 0.3s, transform 0.3s var(--ease), visibility 0s 0.3s, background-color 0.2s;
}
.to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition-delay: 0s;
}
.to-top:hover {
  background: var(--ink);
  color: var(--white);
}
.to-top .icon {
  transform: rotate(-90deg);
}

dialog {
  padding: 0;
  border: 0;
  color: inherit;
  max-width: none;
  max-height: none;
}
dialog::backdrop {
  background: rgba(27, 29, 35, 0.86);
  backdrop-filter: blur(4px);
}
.search {
  width: min(720px, calc(100vw - 32px));
  margin: 12vh auto auto;
  background: var(--white);
  color: var(--ink);
  box-shadow: var(--shadow-2);
  border-top: 4px solid var(--coral);
}
.search__bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 6px 12px 6px 22px;
  border-bottom: 1px solid var(--line);
}
.search__bar .icon {
  font-size: 1.3rem;
  color: var(--steel);
}
.search__bar input {
  flex: 1;
  min-height: 60px;
  border: 0;
  font-size: 1.2rem;
  background: transparent;
}
.search__bar input:focus {
  outline: none;
}
.search__bar input:focus-visible {
  outline: none;
}
.search__results {
  max-height: min(52vh, 460px);
  overflow-y: auto;
  padding: 8px;
}
.search__results a {
  display: grid;
  gap: 2px;
  padding: 14px 16px;
  transition: background-color 0.2s;
}
.search__results a:hover,
.search__results a:focus-visible,
.search__results a.is-active {
  background: var(--mist);
}
.search__results small {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--coral-700);
}
.search__results strong {
  font-size: 1rem;
}
.search__results span {
  font-size: 0.875rem;
  color: var(--steel);
}
.search__empty {
  padding: 28px 18px;
  color: var(--steel);
}
.search__hint {
  padding: 12px 22px;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--steel);
}
.lightbox {
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  background: transparent;
  color: var(--white);
}
.lightbox[open] {
  display: grid;
  grid-template-rows: 1fr auto;
}
.lightbox__stage {
  display: grid;
  place-items: center;
  padding: 56px 72px 12px;
  min-height: 0;
}
.lightbox__stage img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  width: auto;
  height: auto;
  box-shadow: var(--shadow-2);
}
.lightbox__cap {
  text-align: center;
  padding: 8px 24px 24px;
  font-size: 0.95rem;
  color: #d3d7df;
}
.lightbox__cap small {
  display: block;
  margin-top: 4px;
  color: var(--steel-soft);
}
.lightbox__btn {
  position: absolute;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1.5px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
  font-size: 1.3rem;
  transition: background-color 0.25s, color 0.25s;
  z-index: 2;
}
.lightbox__btn:hover {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--ink);
}
.lightbox__close {
  top: 18px;
  right: 18px;
}
.lightbox__prev {
  left: 14px;
  top: 50%;
  margin-top: -26px;
}
.lightbox__next {
  right: 14px;
  top: 50%;
  margin-top: -26px;
}
.lightbox__prev .icon {
  transform: rotate(180deg);
}

/* ---------- 11. Utilities and late additions ----------------------------- */
.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }
.nav__list { display: flex; align-items: center; gap: 4px; }
.search-btn { display: none; }
.js .search-btn { display: grid; }
.edge-white { --edge: var(--white); }
.edge-coral { --edge: var(--coral); }
.edge-mist { --edge: var(--mist); }
.mt-md { margin-top: 1.4rem; }
.mb-md { margin-bottom: 2rem; }
.mb-lg { margin-bottom: clamp(32px, 4vw, 56px); }
.stack--tight { --stack: 0.8rem; }
.caption--flush { margin: 0; display: inline; }
.muted-light { color: #d3d7df; }
.ar-1 { aspect-ratio: 1 / 1; }
.ar-11 { aspect-ratio: 1.1 / 1; }
.ar-15 { aspect-ratio: 1.5 / 1; }
.ar-22 { aspect-ratio: 2.2 / 1; }
.ar-235 { aspect-ratio: 2.35 / 1; }
.ar-45 { aspect-ratio: 4 / 4.6; }
.span-5 { grid-column: span 5; }
.span-7 { grid-column: span 7; }
.mosaic--spaces > figure { margin: 0; background: none; overflow: visible; }
.mosaic--spaces .media { width: 100%; }
.sec-head--tight { margin-bottom: 28px; }
.audience--single { grid-template-columns: 1fr; }
.prog-card__sub { margin: 0 0 20px; }
.feature__copy .eyebrow { color: var(--coral); }
.vision-mark { position: relative; width: clamp(90px, 10vw, 150px); aspect-ratio: 1; display: block; }
[data-delay="1"] { --d: 0.12s; }
[data-delay="2"] { --d: 0.24s; }
.link-inline { text-decoration: underline; text-underline-offset: 3px; color: var(--coral-700); font-weight: 600; }
.block-title { font-size: var(--fs-700); margin: clamp(40px, 5vw, 72px) 0 24px; }
.block-title.mt-0 { margin-top: 0; }
.h2-sm { font-size: var(--fs-700); }
.tiles--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.tiles--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.tiles--5 { grid-template-columns: repeat(5, minmax(0, 1fr)); }
.curriculum { margin-top: clamp(48px, 6vw, 88px); }
.accordion__h { margin: 0; font: inherit; letter-spacing: 0; }
.opt { font-weight: 500; letter-spacing: 0; text-transform: none; color: var(--fg-soft); font-size: 0.8rem; }
.steps--ink .step::before { border-color: var(--ink); background: transparent; }
.steps--ink .step::after { background: rgba(27, 29, 35, 0.3); }
.direction { border-top: 1px solid var(--rule); }
.direction li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  padding: 26px 0;
  border-bottom: 1px solid var(--rule);
  font-family: var(--ff-display);
  font-size: var(--fs-600);
  line-height: 1.1;
}
.direction .icon { color: var(--coral); font-size: 1.4rem; }
.direction em { color: var(--accent-text); }
.vision-mark { background: var(--coral); clip-path: polygon(0 100%, 0 0, 100% 100%); }
.tabs__panel .tiles { margin-top: 4px; }
.accordion__item .accordion__h + .accordion__panel { margin: 0; }
.hero, .page-hero, .site-footer { --accent-text: var(--coral); --fg-soft: var(--steel-soft); }
.feature { --fg-soft: var(--steel-soft); --accent-text: var(--coral); }
.feature .lead { color: #d3d7df; }
picture { display: block; }
.media picture, .mosaic picture, .gallery__item picture, .hero__frame picture, .expert__img picture,
.feature__media picture, .page-hero__bg picture { width: 100%; height: 100%; }
.mosaic > .ar-235, .mosaic--spaces .media.ar-235 { aspect-ratio: auto; height: clamp(220px, 27vw, 400px); }

/* programme grid: 4 columns on desktop, flagship spans the full row */
.prog-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 250px), 1fr)); }
.prog-grid .prog-card { min-height: 300px; }
.prog-grid .prog-card--flagship {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  grid-template-areas: "top top" "title meta" "sub more";
  column-gap: clamp(24px, 6vw, 96px);
  align-items: end;
  min-height: 0;
  padding: clamp(28px, 3.4vw, 52px);
}
.prog-card--flagship .prog-card__top { grid-area: top; }
.prog-card--flagship h3 { grid-area: title; font-size: var(--fs-800); padding: 0; margin: 0 0 12px; line-height: 1; }
.prog-card--flagship .prog-card__sub { grid-area: sub; margin: 0; color: var(--steel-soft); align-self: start; }
.prog-card--flagship .prog-card__meta { grid-area: meta; }
.prog-card--flagship .prog-card__more { grid-area: more; margin-top: 22px; }
.prog-card--flagship .prog-card__meta dd { font-size: 2.4rem; }

/* form refinements */
.field label.consent { text-transform: none; letter-spacing: 0; font-weight: 400; font-size: 0.9rem; line-height: 1.55; cursor: pointer; }
.field.form__foot { flex-direction: row; flex-wrap: wrap; align-items: center; gap: 14px 22px; }
.form-status.field--full { grid-column: 1 / -1; }
main, .site-footer { overflow-x: clip; }
figure { margin: 0; }
.map { aspect-ratio: auto; min-height: 0; height: clamp(280px, 38vw, 460px); }
.search__bar input[type="search"]::-webkit-search-cancel-button { display: none; }