:root {
  --bg: #08070d;
  --surface: #0f0d17;
  --panel: #14111f;
  --ink: #f5efff;
  --muted: rgba(245, 239, 255, 0.68);
  --line: rgba(168, 120, 255, 0.18);
  --brand: #a86dff;
  --brand-bright: #c79cff;
  --glow: rgba(168, 109, 255, 0.34);
  --low-carbon: #cf7f2f;
  --subsurface: #5ea2ff;
  --apps: #2de2c2;
  --ai: #d9bf49;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(168, 109, 255, 0.22), transparent 24%),
    radial-gradient(circle at bottom left, rgba(94, 162, 255, 0.1), transparent 20%),
    linear-gradient(180deg, #0a0811 0%, var(--bg) 100%);
}

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

.page-frame {
  width: min(1280px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1rem 0 2rem;
}

.intro-rail {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: start;
  min-height: auto;
  padding: 1rem 0 1.4rem;
  border-bottom: 1px solid var(--line);
}

.intro-block {
  display: flex;
  justify-content: flex-start;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0.9rem 1.1rem 0.95rem;
  border: 1px solid rgba(168, 109, 255, 0.42);
  border-radius: 16px;
  background:
    linear-gradient(180deg, rgba(168, 109, 255, 0.14), rgba(168, 109, 255, 0.05)),
    var(--surface);
  box-shadow:
    inset 0 0 0 1px rgba(199, 156, 255, 0.12),
    0 0 18px rgba(168, 109, 255, 0.16),
    0 0 44px rgba(168, 109, 255, 0.1),
    0 0 0 1px rgba(168, 109, 255, 0.08);
}

.brand-mark {
  margin: 0;
  font-family: "Monoton", sans-serif;
  font-size: clamp(2.7rem, 6vw, 4.8rem);
  line-height: 0.9;
  letter-spacing: 0.08em;
  color: var(--brand-bright);
  text-shadow:
    0 0 8px rgba(199, 156, 255, 0.48),
    0 0 18px rgba(168, 109, 255, 0.5),
    0 0 38px rgba(168, 109, 255, 0.34);
}

.eyebrow {
  margin: 0 0 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--muted);
}

h1,
h2 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-weight: 500;
  letter-spacing: -0.05em;
}

h1 {
  max-width: 8ch;
  font-size: clamp(4.4rem, 10vw, 8.5rem);
  line-height: 0.84;
}

.track-stack {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  padding-top: 1rem;
}

.track-panel,
.contact-strip {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.015), rgba(255, 255, 255, 0)),
    var(--panel);
  border: 1px solid var(--line);
  min-height: 23rem;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.015),
    0 0 0 1px rgba(168, 109, 255, 0.03);
}

.track-panel {
  display: grid;
  grid-template-rows: auto 1fr;
  padding: 1.25rem;
}

.track-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(199, 156, 255, 0.16);
  pointer-events: none;
  box-shadow:
    inset 0 0 24px rgba(168, 109, 255, 0.03),
    0 0 24px rgba(168, 109, 255, 0.04);
}

.track-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid transparent;
  background:
    linear-gradient(rgba(199, 156, 255, 0.09) 1px, transparent 1px),
    linear-gradient(90deg, rgba(199, 156, 255, 0.09) 1px, transparent 1px);
  background-size: 42px 42px;
  background-position: 0 0, 0 0;
  opacity: 0.5;
  pointer-events: none;
  animation: grid-drift 14s linear infinite;
}

.track-meta {
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.track-body {
  display: grid;
  align-content: end;
  gap: 1rem;
  padding-top: 2.5rem;
}

.track-body h2 {
  max-width: 10ch;
  font-size: clamp(2.8rem, 6vw, 5.4rem);
  line-height: 0.86;
}

.track-body p {
  max-width: 32rem;
  margin: 0;
  font-size: 1rem;
  line-height: 1.75;
  color: var(--muted);
}

.low-carbon {
  box-shadow: inset 0 0 0 1px rgba(207, 127, 47, 0.08);
}

.subsurface {
  box-shadow: inset 0 0 0 1px rgba(94, 162, 255, 0.08);
}

.apps {
  box-shadow: inset 0 0 0 1px rgba(45, 226, 194, 0.08);
}

.ai-learning {
  box-shadow: inset 0 0 0 1px rgba(217, 191, 73, 0.08);
}

.low-carbon::before {
  box-shadow:
    inset 0 0 26px rgba(207, 127, 47, 0.035),
    0 0 22px rgba(207, 127, 47, 0.04);
}

.subsurface::before {
  box-shadow:
    inset 0 0 26px rgba(94, 162, 255, 0.04),
    0 0 22px rgba(94, 162, 255, 0.045);
}

.apps::before {
  box-shadow:
    inset 0 0 26px rgba(45, 226, 194, 0.035),
    0 0 22px rgba(45, 226, 194, 0.04);
}

.ai-learning::before {
  box-shadow:
    inset 0 0 26px rgba(217, 191, 73, 0.03),
    0 0 22px rgba(217, 191, 73, 0.04);
}

.low-carbon .track-meta {
  color: var(--low-carbon);
}

.subsurface .track-meta {
  color: var(--subsurface);
}

.apps .track-meta {
  color: var(--apps);
}

.ai-learning .track-meta {
  color: var(--ai);
}

.contact-strip {
  min-height: auto;
  display: grid;
  grid-column: 1 / -1;
  gap: 0.85rem;
  padding: 1.3rem 1.25rem 1.5rem;
  background: var(--surface);
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem 1.3rem;
}

.contact-links a {
  color: var(--muted);
  border-bottom: 1px solid transparent;
  padding-bottom: 0.12rem;
}

.contact-links a:hover {
  color: var(--ink);
  border-color: rgba(199, 156, 255, 0.62);
}

.copyright {
  margin: 0.35rem 0 0;
  font-size: 0.86rem;
  line-height: 1.5;
  color: var(--muted);
}

@keyframes grid-drift {
  0% {
    background-position: 0 0, 0 0;
  }

  50% {
    background-position: 22px 14px, 22px 14px;
  }

  100% {
    background-position: 44px 28px, 44px 28px;
  }
}


@media (max-width: 980px) {
  .track-stack {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .page-frame {
    width: min(100% - 1rem, 100%);
  }

  .intro-rail {
    padding-bottom: 1.5rem;
  }

  .brand-mark {
    font-size: clamp(2.2rem, 11vw, 3.3rem);
  }

  h1 {
    font-size: clamp(3.2rem, 16vw, 5rem);
  }

  .track-panel {
    min-height: 19rem;
  }

  .track-body h2 {
    font-size: clamp(2.3rem, 12vw, 3.7rem);
  }
}