:root {
  --bg: #050508;
  --ink: #0d0d12;
  --crimson: #c71726;
  --accent: #f22938;
  --green: #47c77a;
  --text: #f0f0f0;
  --muted: #858585;
  --paper: rgba(255, 255, 255, 0.06);
  --stroke: rgba(255, 255, 255, 0.18);
  --pad: clamp(1.25rem, 4vw, 2.5rem);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 80% 10%, rgba(242, 41, 56, 0.16), transparent 42%),
    linear-gradient(180deg, var(--bg), var(--ink) 40%, #09090c);
  color: var(--text);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
}

h1, h2, h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.6rem;
}

p { margin: 0 0 0.85rem; line-height: 1.55; }

a { color: var(--accent); }

.skip {
  position: absolute;
  left: -999px;
  top: 0;
}

.skip:focus { left: 1rem; top: 1rem; background: var(--ink); padding: 0.5rem; }

.kicker {
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.4rem;
}

.mast {
  padding: 1.4rem var(--pad) 0;
}

.mast__mark {
  font-size: 1.05rem;
  margin: 0;
}

.mast__line {
  color: var(--muted);
  font-size: 0.8rem;
  margin: 0.15rem 0 0;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  align-items: end;
  padding: 2.5rem var(--pad) 4rem;
  min-height: 72vh;
}

.hero__copy h1 {
  font-size: clamp(3rem, 8vw, 6.4rem);
  line-height: 0.9;
}

.hero__tag {
  font-size: clamp(1.15rem, 2.4vw, 1.55rem);
  max-width: 22ch;
}

.hero__lede {
  color: var(--muted);
  max-width: 38ch;
}

.hero__visual {
  margin: 0;
  transform: translateY(8%) rotate(1.4deg);
}

.hero__visual img {
  width: 100%;
  height: min(68vh, 520px);
  object-fit: cover;
  border-radius: 20px;
  border: 1px solid var(--stroke);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55), 0 0 40px rgba(242, 41, 56, 0.18);
}

.band { padding: 3.5rem var(--pad) 2.5rem; }

.intro { max-width: 36rem; margin-bottom: 2rem; }

.intro--left { margin-right: auto; text-align: left; }

.intro--right { margin-left: auto; text-align: right; }

.intro--right p,
.intro--right h2 { margin-left: auto; }

.timeline {
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.4rem;
  border-left: 1px solid rgba(242, 41, 56, 0.45);
  max-width: 40rem;
}

.timeline li {
  position: relative;
  padding: 0 0 2rem 1.4rem;
}

.timeline__node {
  position: absolute;
  left: -1.72rem;
  top: 0.35rem;
  width: 0.65rem;
  height: 0.65rem;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(242, 41, 56, 0.18);
}

.vignettes {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  grid-template-rows: auto auto;
  gap: 0.85rem;
  max-width: 44rem;
  margin-left: auto;
}

.vignettes img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 14px;
  border: 1px solid var(--stroke);
}

.vignettes img:first-child {
  grid-row: 1 / span 2;
  height: 100%;
  min-height: 280px;
}

.device-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 16rem));
  justify-content: start;
  gap: 1.5rem;
}

.device-pair figure { margin: 0; }

.device-pair img {
  width: 100%;
  border-radius: 28px;
  border: 1px solid var(--stroke);
  background: var(--paper);
}

.device-pair figcaption {
  margin-top: 0.6rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.legal { padding-bottom: 8rem; }

.tabs {
  max-width: 40rem;
  margin-left: auto;
  background: var(--paper);
  border: 1px solid var(--stroke);
  border-radius: 20px;
  padding: 1rem 1.2rem 1.4rem;
}

.tabs__bar {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.tabs__bar button {
  flex: 1;
  border: 0;
  border-radius: 999px;
  padding: 0.65rem 0.9rem;
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}

.tabs__bar button[aria-selected="true"] {
  background: linear-gradient(135deg, var(--accent), var(--crimson));
  color: #140304;
}

.tabs__panel h3 { font-size: 1.15rem; }

.corner-stack {
  position: fixed;
  left: 1rem;
  bottom: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  z-index: 20;
}

.corner-stack a {
  display: inline-block;
  width: max-content;
  padding: 0.35rem 0.7rem;
  background: rgba(5, 5, 8, 0.82);
  border: 1px solid var(--stroke);
  border-radius: 4px 12px 4px 12px;
  color: var(--text);
  text-decoration: none;
  font-family: ui-sans-serif, system-ui, sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 820px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-bottom: 2rem;
  }

  .hero__visual { transform: none; }

  .hero__visual img { height: 240px; }

  .intro--right { text-align: left; }

  .vignettes,
  .tabs { margin-left: 0; }

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

  .corner-stack { left: 0.6rem; bottom: 0.6rem; }
}