:root {
  color-scheme: dark;
  --bg: #071014;
  --panel: rgba(11, 18, 23, 0.82);
  --panel-strong: rgba(16, 26, 31, 0.96);
  --line: rgba(229, 221, 200, 0.14);
  --text: #f4f0e8;
  --muted: #bcc4c2;
  --gold: #d0ac4b;
  --gold-strong: #f4cf72;
  --green: #7f9b7c;
  --teal: #6b9e98;
  --shadow: 0 30px 90px rgba(0, 0, 0, 0.38);
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at top, rgba(107, 158, 152, 0.16), transparent 28%),
    radial-gradient(circle at right, rgba(208, 172, 75, 0.12), transparent 34%),
    linear-gradient(180deg, #091217 0%, #04080a 100%);
  color: var(--text);
  font-family: "Segoe UI Variable Text", "Trebuchet MS", Verdana, sans-serif;
}

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

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

.site-header,
.section,
.hero {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 0;
  backdrop-filter: blur(18px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  width: 54px;
  height: 54px;
  object-fit: contain;
}

.brand strong,
.hero h1,
.section h2,
.info-card h3,
.hero-card strong {
  font-family: "Segoe UI Variable Display", "Arial Narrow", "Trebuchet MS", sans-serif;
}

.brand strong {
  display: block;
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
}

.site-nav a {
  min-height: 40px;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 10px 14px;
  color: var(--muted);
  font-weight: 700;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  border-color: rgba(244, 207, 114, 0.4);
  color: #fff;
  outline: none;
}

.site-nav .nav-cta {
  border-color: rgba(244, 207, 114, 0.5);
  background: rgba(244, 207, 114, 0.12);
  color: #fff;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 24px;
  align-items: end;
  padding: 56px 0 36px;
}

.hero-copy,
.hero-card,
.info-card,
.callout,
.band,
.site-header {
  border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: var(--shadow);
}

.hero-copy {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius) + 8px);
  padding: clamp(28px, 5vw, 54px);
  background:
    linear-gradient(140deg, rgba(5, 10, 12, 0.86), rgba(14, 24, 27, 0.7)),
    url("/assets/tf20-placeholder.png") center / cover;
}

.hero-copy::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(3, 7, 9, 0.88) 0%, rgba(3, 7, 9, 0.66) 48%, rgba(3, 7, 9, 0.3) 100%);
  pointer-events: none;
}

.hero-copy > * {
  position: relative;
  z-index: 1;
}

.eyebrow,
.section-kicker,
.hero-card span,
.timeline span {
  margin: 0 0 12px;
  color: var(--gold-strong);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.hero h1 {
  margin: 0;
  max-width: 11ch;
  font-size: clamp(2.7rem, 6vw, 5.4rem);
  line-height: 0.92;
}

.hero-text,
.section p,
.info-card p,
.timeline p {
  margin: 18px 0 0;
  color: var(--muted);
  line-height: 1.72;
}

.hero-actions,
.callout-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: 0 18px;
  font-weight: 800;
}

.button.primary {
  border-color: rgba(244, 207, 114, 0.7);
  background: linear-gradient(135deg, var(--gold) 0%, var(--gold-strong) 100%);
  color: #11140e;
}

.button.ghost {
  background: rgba(255, 255, 255, 0.04);
  color: #fff;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.hero-points {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li {
  border-left: 3px solid rgba(244, 207, 114, 0.52);
  padding-left: 14px;
  color: var(--text);
}

.hero-card {
  border-radius: var(--radius);
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(107, 158, 152, 0.09), transparent 40%),
    var(--panel-strong);
}

.hero-card-head strong {
  display: block;
  margin-top: 6px;
  font-size: 1.55rem;
}

.hero-card-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.hero-card-grid article,
.timeline article {
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 14px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.03);
}

.hero-card-grid article span,
.hero-card-grid article strong {
  display: block;
}

.hero-card-grid article span {
  color: var(--muted);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-card-grid article strong {
  margin-top: 8px;
  line-height: 1.35;
}

.section {
  padding: 28px 0 0;
}

.section h2 {
  margin: 0;
  max-width: 14ch;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 0.98;
}

.split {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 22px;
  align-items: start;
}

.stack {
  display: grid;
  gap: 18px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

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

.info-card {
  border-radius: var(--radius);
  padding: 22px;
}

.info-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.band,
.callout {
  border-radius: calc(var(--radius) + 6px);
  padding: 26px;
}

.band {
  background:
    linear-gradient(135deg, rgba(208, 172, 75, 0.08), rgba(107, 158, 152, 0.08)),
    var(--panel-strong);
}

.section-heading {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.timeline span {
  margin-bottom: 0;
}

.timeline p {
  margin-top: 10px;
}

.callout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 20px;
  align-items: center;
  margin-bottom: 36px;
  background:
    linear-gradient(135deg, rgba(107, 158, 152, 0.12), rgba(208, 172, 75, 0.1)),
    var(--panel-strong);
}

@media (max-width: 980px) {
  .hero,
  .split,
  .callout,
  .timeline,
  .card-grid,
  .card-grid.wide {
    grid-template-columns: 1fr;
  }

  .hero {
    align-items: stretch;
  }

  .hero h1,
  .section h2 {
    max-width: none;
  }

  .callout {
    margin-bottom: 28px;
  }
}

@media (max-width: 760px) {
  .site-header,
  .section,
  .hero {
    width: min(100%, calc(100% - 20px));
  }

  .site-header {
    position: static;
    flex-direction: column;
    align-items: stretch;
    padding: 12px;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero {
    padding-top: 18px;
  }

  .hero-copy,
  .hero-card,
  .info-card,
  .band,
  .callout {
    padding: 18px;
  }

  .hero-card-grid {
    grid-template-columns: 1fr;
  }
}