:root {
  color-scheme: dark;
  --ink: #020814;
  --ink-raised: #061326;
  --ink-soft: #0a1c32;
  --line: rgba(112, 202, 255, 0.2);
  --line-strong: rgba(31, 225, 255, 0.54);
  --text: #f3f7ff;
  --muted: #a7b6ca;
  --cyan: #20dcff;
  --blue: #4f8dff;
  --violet: #9b6cff;
  --magenta: #ff39c7;
  --gold: #ffd166;
  --green: #65f6bd;
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 36px;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --display: "Arial Narrow", "Aptos Display", var(--sans);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  min-height: 100%;
  background: var(--ink);
}

body {
  min-height: 100vh;
  min-height: 100svh;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  background:
    radial-gradient(circle at 78% 12%, rgba(73, 75, 207, 0.15), transparent 30rem),
    linear-gradient(135deg, #020711 0%, #030a17 50%, #020813 100%);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  padding: 0.8rem 1rem;
  transform: translateY(-180%);
  border: 2px solid var(--cyan);
  border-radius: 10px;
  color: #00101a;
  background: var(--cyan);
  font-weight: 800;
}

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

.gateway-shell {
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  grid-template-columns: minmax(30rem, 0.94fr) minmax(38rem, 1.06fr);
}

.brand-stage,
.destination-stage {
  position: relative;
  min-width: 0;
}

.brand-stage {
  isolation: isolate;
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: clamp(1rem, 2vh, 2rem);
  align-items: stretch;
  overflow: hidden;
  padding: clamp(2rem, 4vw, 4.5rem);
  border-right: 1px solid var(--line);
  background:
    linear-gradient(180deg, rgba(2, 8, 20, 0.16), rgba(2, 8, 20, 0.94)),
    radial-gradient(circle at 50% 40%, rgba(20, 129, 255, 0.22), transparent 40%);
}

.brand-stage::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgba(43, 198, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(43, 198, 255, 0.035) 1px, transparent 1px);
  background-size: 56px 56px;
  content: "";
  mask-image: linear-gradient(to bottom, transparent, #000 24%, #000 76%, transparent);
}

.brand-atmosphere {
  position: absolute;
  z-index: -1;
  width: min(62vw, 52rem);
  aspect-ratio: 1;
  border: 1px solid rgba(32, 220, 255, 0.16);
  border-radius: 50%;
  box-shadow:
    0 0 0 4rem rgba(71, 93, 255, 0.025),
    0 0 0 9rem rgba(255, 57, 199, 0.018);
}

.brand-lockup {
  position: relative;
  z-index: 2;
  width: min(100%, 39rem);
  max-width: 100%;
  align-self: start;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--cyan);
  font-size: 0.74rem;
  font-weight: 850;
  letter-spacing: 0.22em;
  line-height: 1.2;
  text-transform: uppercase;
}

.brand-lockup h1 {
  max-width: 9ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3rem, 5vw, 5.9rem);
  font-stretch: condensed;
  font-weight: 850;
  letter-spacing: -0.055em;
  line-height: 0.88;
  text-transform: uppercase;
}

.brand-lockup h1 span {
  color: transparent;
  background: linear-gradient(90deg, var(--cyan), #72a7ff 46%, var(--magenta));
  background-clip: text;
  -webkit-background-clip: text;
}

.brand-intro {
  max-width: 36rem;
  margin: 1.35rem 0 0;
  padding: 0.9rem 1.1rem;
  border: 1px solid rgba(32, 220, 255, 0.24);
  border-left: 3px solid var(--cyan);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: #dbe8f8;
  background: rgba(2, 8, 20, 0.9);
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.34);
  font-size: clamp(0.95rem, 1.2vw, 1.12rem);
  line-height: 1.55;
  backdrop-filter: blur(14px);
}

.hero-frame {
  position: relative;
  display: grid;
  width: 100%;
  min-height: 0;
  height: 100%;
  margin: 0;
  place-items: center;
}

.hero-frame::before {
  position: absolute;
  z-index: -1;
  inset: 9% 7%;
  border-radius: 46%;
  background: #0d75ff;
  filter: blur(60px);
  opacity: 0.3;
  content: "";
}

.hero-frame img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: saturate(1.08) contrast(1.03) drop-shadow(0 2rem 4rem rgba(0, 0, 0, 0.55));
}

.brand-signature {
  position: relative;
  display: grid;
  margin: 0;
  grid-template-columns: auto auto;
  column-gap: 0.75rem;
  align-items: center;
  align-self: end;
  justify-self: end;
  text-align: left;
}

.brand-signature > span {
  display: grid;
  width: 2.6rem;
  height: 2.6rem;
  grid-row: 1 / 3;
  place-items: center;
  clip-path: polygon(22% 0, 78% 0, 100% 50%, 78% 100%, 22% 100%, 0 50%);
  color: #fff;
  background: linear-gradient(150deg, #123560, #09172d);
  font-size: 1.25rem;
  font-weight: 900;
}

.brand-signature strong {
  font-size: 1rem;
  letter-spacing: 0.22em;
  line-height: 1.1;
  text-transform: uppercase;
}

.brand-signature small {
  color: var(--muted);
  font-size: 0.62rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.destination-stage {
  display: flex;
  min-height: 100vh;
  min-height: 100svh;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 6vw, 7.5rem);
}

.destination-header {
  max-width: 43rem;
  margin-bottom: clamp(2rem, 4vh, 3.4rem);
}

.destination-header h2,
.catalogue-hero h1,
.status-card h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.5rem, 4.3vw, 5rem);
  font-stretch: condensed;
  font-weight: 820;
  letter-spacing: -0.05em;
  line-height: 0.98;
}

.destination-header > p:last-child {
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: 1rem;
}

.destination-list {
  display: grid;
  max-width: 51rem;
  gap: 0.85rem;
}

.destination-card {
  --card-accent: var(--cyan);
  position: relative;
  display: grid;
  min-height: 9.25rem;
  padding: 1.35rem 1.5rem;
  overflow: hidden;
  grid-template-columns: 3.2rem minmax(0, 1fr) auto;
  gap: 1.1rem;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--text);
  background:
    linear-gradient(105deg, color-mix(in srgb, var(--card-accent) 8%, transparent), transparent 45%),
    rgba(7, 20, 38, 0.8);
  text-decoration: none;
  transition: border-color 180ms ease, transform 180ms ease, background-color 180ms ease;
}

.destination-card::after {
  position: absolute;
  right: -4rem;
  bottom: -6rem;
  width: 12rem;
  height: 12rem;
  border-radius: 50%;
  background: var(--card-accent);
  filter: blur(68px);
  opacity: 0.08;
  content: "";
}

.destination-card--instructor {
  --card-accent: var(--gold);
}

.destination-card--student {
  --card-accent: var(--magenta);
}

.destination-card--catalogue {
  --card-accent: var(--cyan);
}

.destination-card:hover {
  border-color: color-mix(in srgb, var(--card-accent) 70%, #fff 10%);
  background-color: rgba(9, 27, 50, 0.94);
  transform: translateX(0.35rem);
}

.destination-card:focus-visible,
.back-link:focus-visible,
.compact-brand:focus-visible,
.catalogue-footer a:focus-visible,
.status-action:focus-visible {
  outline: 3px solid var(--card-accent, var(--cyan));
  outline-offset: 4px;
}

.destination-index {
  align-self: start;
  padding-top: 0.28rem;
  color: var(--card-accent);
  font: 800 0.73rem/1 var(--sans);
  letter-spacing: 0.15em;
}

.destination-copy {
  display: grid;
  min-width: 0;
  gap: 0.28rem;
}

.destination-kicker,
.programme-code {
  color: var(--card-accent);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  line-height: 1.2;
  text-transform: uppercase;
}

.destination-copy strong {
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  line-height: 1.1;
}

.destination-copy > span:last-child {
  color: var(--muted);
  font-size: 0.9rem;
}

.destination-action {
  position: relative;
  z-index: 1;
  display: flex;
  min-width: 9.6rem;
  gap: 0.8rem;
  align-items: center;
  justify-content: flex-end;
  color: var(--text);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.destination-action span {
  color: var(--card-accent);
  font-size: 1.5rem;
  transition: transform 180ms ease;
}

.destination-card:hover .destination-action span {
  transform: translateX(0.2rem);
}

.gateway-footer {
  display: flex;
  max-width: 51rem;
  margin-top: clamp(2rem, 5vh, 4rem);
  gap: 1rem 2rem;
  justify-content: space-between;
  color: #72829a;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.entry-destinations {
  max-width: 51rem;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.entry-destinations h3 {
  margin: 0 0 1rem;
  color: var(--muted);
  font-size: 1rem;
  font-weight: 700;
}

.entry-destination-list {
  display: grid;
  gap: 0.85rem;
}

.destination-card.entry-destination {
  min-height: 8rem;
  grid-template-columns: minmax(0, 1fr);
}

.entry-destination .destination-action {
  grid-column: 1;
  justify-content: flex-start;
}

.destination-card--family {
  --card-accent: var(--cyan);
}

.destination-card--staff {
  --card-accent: var(--magenta);
}

/* Public curriculum catalogue */
.catalogue-shell {
  width: min(92rem, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.4rem 0 4rem;
}

.catalogue-masthead {
  display: flex;
  min-height: 5.5rem;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.compact-brand {
  display: flex;
  gap: 0.8rem;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.compact-mark {
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  border: 1px solid rgba(32, 220, 255, 0.32);
  border-radius: 12px;
  clip-path: polygon(18% 0, 82% 0, 100% 50%, 82% 100%, 18% 100%, 0 50%);
  color: #fff;
  background: linear-gradient(145deg, #123864, #07152b);
  font-size: 1.25rem;
  font-weight: 900;
}

.compact-brand span {
  display: grid;
}

.compact-brand strong {
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.compact-brand small {
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.back-link,
.catalogue-footer a,
.status-action {
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-decoration: none;
  text-transform: uppercase;
}

.catalogue-hero {
  display: grid;
  min-height: 31rem;
  align-content: end;
  padding: clamp(5rem, 10vw, 10rem) clamp(1rem, 5vw, 5rem) clamp(4rem, 6vw, 6rem);
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 85% 45%, rgba(143, 79, 255, 0.2), transparent 24rem),
    radial-gradient(circle at 72% 65%, rgba(22, 192, 255, 0.13), transparent 19rem);
}

.catalogue-hero h1 {
  max-width: 15ch;
  font-size: clamp(3.1rem, 6vw, 7rem);
}

.catalogue-hero > p:last-child {
  max-width: 52rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
}

.programme-grid {
  display: grid;
  padding: clamp(2rem, 5vw, 5rem);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.programme-card {
  --card-accent: var(--cyan);
  min-height: 28rem;
  padding: clamp(1.5rem, 2.4vw, 2.5rem);
  border: 1px solid var(--line);
  border-top-color: var(--card-accent);
  border-radius: var(--radius-md);
  background: linear-gradient(160deg, color-mix(in srgb, var(--card-accent) 8%, transparent), rgba(6, 19, 38, 0.78) 45%);
}

.programme-card--english {
  --card-accent: var(--magenta);
}

.programme-card--math {
  --card-accent: var(--cyan);
}

.programme-card--series {
  --card-accent: var(--gold);
}

.programme-card h2 {
  margin: 5rem 0 1rem;
  font-family: var(--display);
  font-size: clamp(2rem, 3vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.programme-card p,
.programme-card li {
  color: var(--muted);
}

.programme-card ul {
  display: grid;
  margin: 2rem 0 0;
  padding: 1.3rem 0 0;
  gap: 0.6rem;
  border-top: 1px solid var(--line);
  list-style: none;
}

.programme-card li::before {
  margin-right: 0.65rem;
  color: var(--card-accent);
  content: "//";
}

.truth-note {
  margin-top: 2rem;
  font-size: 0.8rem;
  font-weight: 700;
}

.truth-note span {
  margin-right: 0.5rem;
  color: var(--green);
}

.catalogue-footer {
  display: flex;
  margin: 0 clamp(1rem, 5vw, 5rem);
  padding: 2rem 0;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid var(--line);
}

.catalogue-footer p {
  margin: 0;
  color: var(--muted);
}

/* Explicit status pages */
.status-shell {
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  padding: 1.5rem;
  place-items: center;
}

.status-card {
  width: min(55rem, 100%);
  padding: clamp(2rem, 7vw, 6rem);
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-lg);
  background: var(--ink-raised);
}

.status-card p:not(.eyebrow) {
  margin: 1.5rem 0 2rem;
  color: var(--muted);
}

@media (max-width: 1100px) {
  .gateway-shell {
    grid-template-columns: minmax(23rem, 0.8fr) minmax(34rem, 1.2fr);
  }

  .brand-intro {
    padding: 0.75rem 0.85rem;
    font-size: 0.88rem;
  }

  .brand-lockup h1 {
    font-size: clamp(2.65rem, 4.2vw, 3.4rem);
  }

  .destination-stage {
    padding: 2.5rem;
  }

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

  .programme-card--series {
    grid-column: 1 / -1;
    min-height: 20rem;
  }
}

@media (max-width: 920px) {
  .gateway-shell {
    display: block;
  }

  .brand-stage {
    min-height: max(46rem, 100svh);
    grid-template-rows: auto minmax(20rem, 1fr) auto;
    gap: 1rem;
    padding: 1.5rem;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .brand-lockup {
    width: min(100%, 44rem);
  }

  .brand-lockup h1 {
    font-size: clamp(2.2rem, 11vw, 4.8rem);
  }

  .hero-frame {
    width: 100%;
    max-width: 34rem;
    justify-self: center;
  }

  .destination-stage {
    min-height: auto;
    padding: 4rem 1rem 2rem;
  }

  .destination-card {
    grid-template-columns: 2rem minmax(0, 1fr);
  }

  .destination-action {
    grid-column: 2;
    justify-content: flex-start;
  }

  .gateway-footer,
  .catalogue-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .catalogue-shell {
    width: min(100% - 1.5rem, 92rem);
  }

  .catalogue-hero {
    min-height: 29rem;
    padding-inline: 0.5rem;
  }

  .catalogue-hero h1 {
    font-size: clamp(2.8rem, 13vw, 4.6rem);
  }

  .programme-grid {
    padding: 2rem 0;
    grid-template-columns: 1fr;
  }

  .programme-card--series {
    grid-column: auto;
  }
}

@media (max-height: 760px) and (min-width: 921px) {
  .brand-lockup h1 {
    font-size: clamp(2.7rem, 4.3vw, 4rem);
  }

  .hero-frame {
    max-width: 25rem;
    justify-self: center;
  }

  .brand-intro {
    margin-top: 0.75rem;
    padding-block: 0.65rem;
    font-size: 0.85rem;
  }

  .destination-stage {
    padding-block: 1.5rem;
  }

  .destination-header {
    margin-bottom: 1.4rem;
  }

  .destination-header h2 {
    font-size: 2.5rem;
  }

  .destination-card {
    min-height: 7.25rem;
    padding-block: 1rem;
  }

  .gateway-footer {
    margin-top: 1.4rem;
  }
}

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

@media (forced-colors: active) {
  .brand-stage,
  .destination-card,
  .programme-card,
  .status-card {
    border: 1px solid CanvasText;
    background: Canvas;
  }

  .brand-lockup h1 span {
    color: LinkText;
  }

  .destination-card:focus-visible,
  .back-link:focus-visible,
  .compact-brand:focus-visible,
  .catalogue-footer a:focus-visible,
  .status-action:focus-visible {
    outline-color: Highlight;
  }
}