:root {
  /* SpaceX-inspired night greys — cool, near-black steps */
  --canvas: #0a0a0a;
  --chamber-1: #141416;
  --chamber-2: #1a1a1d;
  --chamber-3: #222226;
  --chamber-4: #2a2a2e;
  --hairline: #3a3a3f;
  --ink-mute: #5a5a5f;
  --accent: #8ec8ff;
  --text: #ffffff;
  --text-mute: #f0f0fa;
  --muted: #949494;
  --soft: #e9e9e9;
  --hover: #8ec8ff;
  --rail: #3a3a3f;
  --font-display: "Archivo Black", Impact, sans-serif;
  --font-sans: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "Space Mono", ui-monospace, monospace;
  --max: 1120px;
  --pad: clamp(1.25rem, 4vw, 3rem);
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-right: env(safe-area-inset-right, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
  --safe-left: env(safe-area-inset-left, 0px);
  --touch-min: 44px;
}

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

html {
  background: var(--canvas);
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  color: var(--text);
  background: var(--canvas);
  font-family: var(--font-sans);
  font-weight: 500;
  line-height: 1.5;
  overflow-x: hidden;
  cursor: crosshair;
  padding-bottom: var(--safe-bottom);
}

#dotfield {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

.noise {
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.masthead,
.stream,
.site-foot {
  position: relative;
  z-index: 2;
}

.lang-bar {
  position: fixed;
  top: calc(0.75rem + var(--safe-top));
  right: calc(var(--pad) + var(--safe-right));
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.1rem 0.35rem;
  max-width: min(22rem, calc(100vw - 1.5rem - var(--safe-left) - var(--safe-right)));
  pointer-events: auto;
}

.lang-btn {
  margin: 0;
  min-height: var(--touch-min);
  min-width: 2.5rem;
  padding: 0.35rem 0.45rem;
  border: none;
  background: transparent;
  color: var(--ink-mute);
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: none;
  cursor: pointer;
  transition: color 150ms ease;
}

.lang-btn:hover {
  color: var(--accent);
}

.lang-btn.is-active {
  color: var(--accent);
  box-shadow: 0 -1px 0 0 inset var(--accent);
}

.lang-btn:focus-visible {
  outline: 1px solid var(--accent);
  outline-offset: 3px;
}

.masthead {
  max-width: var(--max);
  margin: 0 auto;
  padding: calc(clamp(4.5rem, 14vh, 8rem) + var(--safe-top) + 2.25rem)
    calc(var(--pad) + var(--safe-right)) 2.5rem calc(var(--pad) + var(--safe-left));
  animation: rise 900ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.whisper {
  margin: 0 0 1rem;
  font-family: var(--font-sans);
  font-size: clamp(0.8rem, 1.6vw, 1.15rem);
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.wordmark {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 12vw, 7.2rem);
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--text);
  overflow-wrap: anywhere;
}

.deck {
  margin: 1.5rem 0 0;
  max-width: 28rem;
  font-size: clamp(0.95rem, 2vw, 1.15rem);
  font-weight: 500;
  line-height: 1.55;
  color: var(--soft);
}

.hairline {
  margin-top: 2.5rem;
  height: 1px;
  width: min(100%, 28rem);
  background: linear-gradient(90deg, var(--accent), transparent 85%);
  transform-origin: left center;
  animation: draw 1.1s 0.35s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.stream {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1rem calc(var(--pad) + var(--safe-right)) 4rem
    calc(var(--pad) + var(--safe-left));
}

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 4.6rem;
  top: 0.4rem;
  bottom: 0.4rem;
  width: 1px;
  background-image: repeating-linear-gradient(
    to bottom,
    var(--rail) 0 6px,
    transparent 6px 12px
  );
  opacity: 0.85;
  animation: rail-in 1.2s 0.45s ease both;
}

.item {
  display: grid;
  grid-template-columns: 4.2rem 1fr;
  gap: 1.1rem;
  align-items: stretch;
  animation: rise 800ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

.item:nth-child(1) {
  animation-delay: 0.2s;
}
.item:nth-child(2) {
  animation-delay: 0.32s;
}
.item:nth-child(3) {
  animation-delay: 0.44s;
}
.item:nth-child(4) {
  animation-delay: 0.56s;
}

.stamp {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-top: 1.35rem;
  text-align: right;
}

.tile {
  position: relative;
  border-radius: 8px;
  padding: 1.35rem 1.5rem 1.45rem;
  border: 1px solid var(--hairline);
  color: var(--text);
  transition: border-color 160ms ease, background-color 160ms ease,
    filter 160ms ease;
  user-select: none;
  min-height: var(--touch-min);
  cursor: pointer;
}

.tile::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  box-shadow: 0 0 0 0 transparent;
  transition: box-shadow 220ms ease;
}

.tile:hover,
.tile:focus-visible {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--hairline));
  filter: brightness(1.08);
  outline: none;
}

.tile:hover::after,
.tile:focus-visible::after {
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 30%, transparent);
}

.tile--c1 {
  background: var(--chamber-1);
}
.tile--c2 {
  background: var(--chamber-2);
}
.tile--c3 {
  background: var(--chamber-3);
}
.tile--c4 {
  background: var(--chamber-4);
}

.tag {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  opacity: 0.72;
}

.title {
  margin: 0;
  font-family: var(--font-sans);
  font-size: clamp(1.25rem, 3vw, 1.85rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  transition: color 150ms ease;
}

.tile:hover .title,
.tile:focus-visible .title {
  color: var(--hover);
}

.blurb {
  margin: 0.7rem 0 0;
  max-width: 28rem;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.45;
  opacity: 0.88;
}

.site-foot {
  max-width: var(--max);
  margin: 0 auto;
  padding: 1.5rem calc(var(--pad) + var(--safe-right))
    calc(3rem + var(--safe-bottom)) calc(var(--pad) + var(--safe-left));
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  align-items: baseline;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.origin {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  overflow-wrap: anywhere;
}

.meta {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes draw {
  from {
    transform: scaleX(0);
    opacity: 0;
  }
  to {
    transform: scaleX(1);
    opacity: 1;
  }
}

@keyframes rail-in {
  from {
    opacity: 0;
    clip-path: inset(0 0 100% 0);
  }
  to {
    opacity: 0.85;
    clip-path: inset(0 0 0 0);
  }
}

@media (min-width: 768px) and (max-width: 1023px) {
  .wordmark {
    font-size: clamp(3.5rem, 9vw, 5.5rem);
  }

  .item {
    grid-template-columns: 5rem 1fr;
  }

  .timeline::before {
    left: 5.4rem;
  }
}

@media (max-width: 767px) {
  body {
    cursor: auto;
  }

  .lang-bar {
    top: calc(0.5rem + var(--safe-top));
    right: calc(0.75rem + var(--safe-right));
    left: calc(0.75rem + var(--safe-left));
    justify-content: flex-end;
    max-width: none;
    background: color-mix(in srgb, var(--canvas) 82%, transparent);
    backdrop-filter: blur(8px);
    border-radius: 8px;
    padding: 0.15rem 0.25rem;
  }

  .masthead {
    padding-top: calc(5.5rem + var(--safe-top));
  }

  .whisper {
    letter-spacing: 0.08em;
  }

  .timeline::before {
    left: 0.2rem;
  }

  .item {
    grid-template-columns: 1fr;
    gap: 0.4rem;
    padding-left: 1.15rem;
  }

  .stamp {
    text-align: left;
    padding-top: 0;
  }

  .tile {
    padding: 1.15rem 1.2rem 1.25rem;
  }

  .site-foot {
    flex-direction: column;
    gap: 0.5rem;
  }
}

@media (pointer: coarse) {
  body {
    cursor: auto;
  }

  .lang-btn {
    min-height: var(--touch-min);
    padding-inline: 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}