:root {
  --slate: #1b1d1b;
  --slate-2: #141614;
  --chalk: #edede6;
  --chalk-2: #c9cac3;
  --chalk-dim: #9a9c95;
  --line: rgba(237, 237, 230, 0.16);
  --mint: #7cf2a0;
  --mint-ink: #08150d;
  --paper: #eee8da;
  --ink: #1c1e1c;
  --ink-dim: #6c675d;
  --display: "Anton", "Arial Narrow", sans-serif;
  --body: "Geist", "Segoe UI", system-ui, sans-serif;
  --mono: "Geist Mono", "JetBrains Mono", Consolas, monospace;
  --gutter: clamp(16px, 4vw, 64px);
  --radius: 16px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--slate);
  color: var(--chalk);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }
h1, h2, h3, p { margin: 0; }

/* Chalk lettering: Anton + a speckled mask so it reads as real chalk on slate. */
.chalk {
  color: var(--chalk);
  -webkit-mask-image: url(assets/chalk-mask.png);
  mask-image: url(assets/chalk-mask.png);
  -webkit-mask-size: 340px;
  mask-size: 340px;
}
h1, h2, .huge, .v {
  font-family: var(--display);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  line-height: 0.9;
}
h2 { font-size: clamp(52px, 7.4vw, 124px); }
.label {
  font-family: var(--mono);
  font-size: 14px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mint);
  margin-bottom: 18px;
}
.label.dark { color: var(--ink); }
.mono { font-family: var(--mono); }
.dim { color: var(--chalk-dim); }
.small { font-size: 13px; color: var(--chalk-dim); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 60px;
  padding: 0 30px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 17px;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1), background-color 0.25s, color 0.25s, box-shadow 0.25s;
  border: 0;
  white-space: nowrap;
}
.btn.primary { background: var(--mint); color: var(--mint-ink); box-shadow: 0 10px 22px -12px rgba(0, 0, 0, 0.7); }
.btn.primary:hover { transform: translateY(-2px); background: #93f5b1; box-shadow: 0 16px 26px -12px rgba(0, 0, 0, 0.75); }
.btn.ghost { background: transparent; color: var(--chalk); box-shadow: inset 0 0 0 1.5px rgba(237, 237, 230, 0.85); }
.btn.ghost:hover { background: rgba(237, 237, 230, 0.08); transform: translateY(-2px); }
.btn.small { height: 44px; padding: 0 22px; font-size: 15px; box-shadow: inset 0 0 0 1.5px var(--mint); color: var(--mint); }
.btn:focus-visible, a:focus-visible, button:focus-visible { outline: 2px solid var(--mint); outline-offset: 3px; }

/* Nav */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px var(--gutter);
  transition: background-color 0.3s, padding 0.3s;
}
.nav.scrolled { background: rgba(20, 22, 20, 0.88); backdrop-filter: blur(10px); padding-top: 12px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 700; font-size: 26px; letter-spacing: -0.01em; }
.brand img { width: 40px; height: auto; }
.links { display: flex; align-items: center; gap: clamp(16px, 2.6vw, 40px); font-size: 16px; }
.links > a:not(.btn) { opacity: 0.9; }
.links > a:not(.btn):hover { color: var(--mint); }

/* ---------- 1. HERO ---------- */
.hero {
  position: relative;
  min-height: max(100svh, 720px);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  isolation: isolate;
}
/* The wall above the ledge: the dev stands on the ledge, the headline sits below it. */
.stage { position: relative; flex: 1 1 auto; min-height: clamp(280px, 34vh, 520px); margin-top: 72px; }
.board {
  position: absolute;
  inset: 0;
  background: #121312 url(assets/board.jpg) center top / cover no-repeat;
  z-index: -1;
}
.board::after {
  /* darker floor under the copy so the headline always reads */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(18, 19, 18, 0) 48%, rgba(18, 19, 18, 0.72) 70%, rgba(18, 19, 18, 0.92) 100%);
  pointer-events: none;
}
.wall { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-dev {
  position: absolute;
  left: 50%;
  bottom: 12px;
  height: min(88%, 500px);
  width: auto;
  margin-left: -9%;
  transform-origin: 50% 100%;
  filter: drop-shadow(0 24px 30px rgba(0, 0, 0, 0.55));
  z-index: 2;
}
.ledge {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 16px;
  background: linear-gradient(#2b2d2a, #161716);
  box-shadow: 0 10px 22px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  z-index: 1;
}
/* Three coins standing on the ledge, the middle one tucked behind. */
.coin { position: absolute; bottom: 14px; width: 60px; filter: drop-shadow(0 6px 6px rgba(0, 0, 0, 0.5)); z-index: 2; }
.coin.c1 { left: 15%; transform: rotate(-5deg); }
.coin.c2 { left: calc(15% + 50px); transform: rotate(6deg); }
.coin.c3 { left: calc(15% + 25px); bottom: 22px; z-index: 1; filter: drop-shadow(0 6px 6px rgba(0, 0, 0, 0.5)) brightness(0.88); }
.chalk-stub { position: absolute; right: 22%; bottom: 14px; width: 46px; height: 11px; border-radius: 3px; background: #ecebe4; box-shadow: 0 3px 4px rgba(0, 0, 0, 0.4); }

.hero-copy {
  position: relative;
  z-index: 3;
  text-align: center;
  padding: clamp(20px, 2.6vh, 40px) var(--gutter) clamp(44px, 6vh, 88px);
}
.hero h1 { font-size: clamp(56px, min(9.6vw, 15vh), 168px); }
.hero h1 .line { display: block; }
.sub { margin: 22px auto 0; max-width: 760px; font-size: clamp(16px, 1.45vw, 21px); color: var(--chalk-2); }
.ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; margin-top: 34px; }

.live {
  position: absolute;
  right: var(--gutter);
  bottom: 28px;
  z-index: 4;
  display: grid;
  justify-items: end;
  gap: 2px;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--chalk-dim);
  text-align: right;
}
.live-label { display: inline-flex; align-items: center; gap: 8px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #5d5f59; }
.live.on .dot { background: var(--mint); animation: blink 1.4s steps(2, jump-none) infinite; }
@keyframes blink { 50% { opacity: 0.25; } }
.live-count { font-family: var(--display); font-size: 34px; line-height: 1; color: var(--mint); }
.live-last { max-width: 340px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--chalk-2); }

/* Dark sections share the slate */
.slate { position: relative; background: var(--slate); isolation: isolate; }
.slate::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url(assets/board.jpg) center / cover;
  opacity: 0.32;
  z-index: -1;
}
.wrap { max-width: 1400px; margin: 0 auto; padding: clamp(80px, 9vw, 136px) var(--gutter); }
.wrap.two { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
/* Grid children may shrink below their content, and tilted cards never push the page sideways. */
.wrap.two > *, .steps > *, .polaroids > *, .evidence > * { min-width: 0; }
main > section { overflow-x: clip; }
.wrap.center { text-align: center; }

/* ---------- 2. HOW ---------- */
.steps {
  list-style: none;
  padding: 0;
  margin: clamp(48px, 6vw, 80px) 0 0;
  display: grid;
  grid-template-columns: 1.25fr 56px 0.9fr 56px 1.05fr;
  align-items: start;
}
.step { display: grid; gap: 14px; }
.stamp { font-family: var(--mono); font-size: 22px; color: var(--mint); }
.arrow { align-self: center; height: 2px; margin-top: 30px; background: linear-gradient(90deg, transparent, var(--chalk-2)); position: relative; }
.arrow::after { content: ""; position: absolute; right: 0; top: -6px; border: 7px solid transparent; border-left: 10px solid var(--chalk-2); border-right: 0; }
.card { background: rgba(14, 16, 14, 0.86); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: 0 30px 60px -30px rgba(0, 0, 0, 0.7); }
.tweet header { display: flex; align-items: center; gap: 12px; }
.avatar { width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: #6e7470; font-size: 24px; font-weight: 600; }
.who { display: grid; grid-template-columns: auto auto; column-gap: 6px; line-height: 1.25; }
.who b { font-weight: 700; }
.who span { grid-column: 1 / -1; color: var(--chalk-dim); }
.verified { width: 18px; height: 18px; border-radius: 50%; background: #1d9bf0; display: inline-block; align-self: center; }
.x { margin-left: auto; font-size: 22px; opacity: 0.9; }
.tweet-text { margin: 18px 0 14px; font-size: 22px; }
.meta { color: var(--chalk-dim); font-size: 15px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.tweet footer { display: flex; gap: 28px; padding-top: 12px; color: var(--chalk-dim); font-size: 14px; }
.tweet footer span::before { content: "♡ "; }
.tweet footer span:first-child::before { content: "💬 "; filter: grayscale(1); }
.tweet footer span:nth-child(2)::before { content: "⟲ "; }
.coin-card img { border-radius: 10px; aspect-ratio: 1; object-fit: cover; width: 100%; }
.coin-card h3 { margin-top: 16px; font-size: 21px; font-weight: 700; }
.ticker { font-weight: 700; font-size: 22px; color: var(--mint); }
.live-card header { display: flex; align-items: center; gap: 14px; margin-bottom: 18px; }
.live-card header img { width: 64px; height: 64px; border-radius: 50%; object-fit: cover; }
.live-card header b { font-size: 28px; }
.tag { margin-left: auto; background: var(--mint); color: var(--mint-ink); font-weight: 700; font-size: 14px; letter-spacing: 0.06em; padding: 6px 12px; border-radius: 8px; }
.chart { width: 100%; height: 150px; display: block; }
.chart .line { fill: none; stroke: var(--mint); stroke-width: 3; vector-effect: non-scaling-stroke; stroke-linejoin: round; }
.chart .area { fill: rgba(124, 242, 160, 0.1); }
.caption { margin: clamp(40px, 5vw, 64px) 0 0 auto; max-width: 620px; color: var(--chalk-2); font-size: 18px; }

/* ---------- 3. SOURCES ---------- */
.evidence { position: relative; aspect-ratio: 1.08; width: 100%; }
.strings { position: absolute; inset: 0; width: 100%; height: 100%; }
.strings line { stroke: var(--mint); stroke-width: 3; vector-effect: non-scaling-stroke; opacity: 0.85; }
.note {
  position: absolute;
  width: clamp(150px, 17vw, 250px);
  padding: 30px 20px 22px;
  background: #ece7da;
  color: var(--ink);
  border-radius: 3px;
  box-shadow: 0 18px 30px -12px rgba(0, 0, 0, 0.65), inset 0 0 40px rgba(0, 0, 0, 0.14);
  transform: translate(-50%, -50%) rotate(var(--r, 0deg));
  display: grid;
  gap: 6px;
}
.note b { font-family: var(--display); font-weight: 400; text-transform: uppercase; font-size: clamp(22px, 2.3vw, 34px); line-height: 0.95; }
.note span { font-size: clamp(14px, 1.15vw, 17px); line-height: 1.3; color: #3b3a35; }
.pin { position: absolute; top: -22px; left: 50%; width: 30px; transform: translateX(-50%); filter: drop-shadow(0 4px 3px rgba(0, 0, 0, 0.4)); }
.n1 { left: 22%; top: 17%; --r: -4deg; }
.n2 { left: 76%; top: 17%; --r: 3deg; }
.n3 { left: 18%; top: 63%; --r: 2deg; }
.n4 { left: 81%; top: 63%; --r: -3deg; }
.n5 { left: 50%; top: 88%; --r: 1deg; }
.note.center { left: 50%; top: 48%; width: clamp(130px, 13vw, 190px); padding: 22px; --r: -1deg; }
.mug { width: 100%; }
.side .body { margin-top: 26px; font-size: 19px; color: var(--chalk-2); max-width: 520px; }
.inline-link { display: inline-block; margin-top: 26px; color: var(--mint); font-weight: 600; font-size: 19px; border-bottom: 2px solid currentColor; padding-bottom: 2px; }
.inline-link::after { content: " →"; }

/* ---------- 4. PICTURES ---------- */
.paper {
  position: relative;
  background: var(--paper);
  color: var(--ink);
  isolation: isolate;
}
.paper::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url(assets/chalk-mask.png) 0 0 / 300px;
  opacity: 0.05;
  mix-blend-mode: multiply;
  z-index: -1;
}
h2.ink { color: var(--ink); }
.polaroids {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(18px, 2.4vw, 40px);
  margin-top: clamp(40px, 5vw, 72px);
  align-items: start;
}
.pol { margin: 0; display: grid; gap: 14px; justify-items: center; }
.pol q { font-family: var(--mono); font-size: 14px; color: var(--ink-dim); text-align: center; transform: rotate(var(--r)); quotes: "\201C" "\201D"; }
.pol img { width: 100%; aspect-ratio: 1; object-fit: cover; background: #fff; border: 10px solid #fbfaf6; box-shadow: 0 24px 40px -18px rgba(0, 0, 0, 0.45); transform: rotate(var(--r)); transition: transform 0.4s cubic-bezier(0.2, 0.8, 0.2, 1); }
.pol:hover img { transform: rotate(0deg) translateY(-6px); }
.pol figcaption { display: grid; justify-items: center; gap: 6px; }
.pol .tag { margin: 0; font-size: 18px; padding: 8px 16px; border-radius: 999px; }
.pol small { font-family: var(--mono); font-size: 13px; color: var(--ink-dim); }
.p1 { --r: -3deg; margin-top: 110px; }
.p2 { --r: 2deg; margin-top: 50px; }
.p3 { --r: -2deg; margin-top: 0; }
.p4 { --r: 3deg; margin-top: -60px; }
.pictures-note { margin: 56px 0 0 auto; max-width: 560px; font-size: 20px; color: #4a463f; }

/* ---------- 5. NUMBERS ---------- */
.huge { font-size: clamp(170px, 24vw, 400px); line-height: 0.82; text-transform: none; }
.big .mono { margin-top: 18px; font-size: 14px; max-width: 520px; }
.ledger dl { margin: 0; }
.row { display: grid; grid-template-columns: 44px minmax(0, auto) 1fr; align-items: baseline; gap: 18px; padding: 20px 0; border-bottom: 1px solid rgba(237, 237, 230, 0.22); }
.row dt { font-family: var(--mono); font-size: 14px; color: var(--chalk-dim); }
.row dd { margin: 0; }
.v { font-size: clamp(40px, 4.4vw, 70px); white-space: nowrap; }
.d { font-family: var(--mono); font-size: 15px; color: var(--chalk-2); }

/* ---------- 6. INSTALL ---------- */
.install .wrap { padding-bottom: 80px; }
/* He peeks over the terminal: the gap above it always fits his head, so he never covers the headline. */
.terminal-wrap { --peek: clamp(190px, 20vw, 280px); position: relative; max-width: 1000px; margin: calc(var(--peek) * 0.71 + 40px) auto 0; }
.peek { position: absolute; left: 50%; bottom: calc(100% - 24px); width: var(--peek); transform: translateX(-50%); z-index: 2; pointer-events: none; }
.terminal { position: relative; z-index: 3; background: #121412; border: 2px solid rgba(237, 237, 230, 0.75); border-radius: 18px; padding: 18px 26px 26px; text-align: left; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, 0.8); }
.term-top { display: flex; align-items: center; gap: 8px; margin-bottom: 18px; }
.term-top > i { width: 13px; height: 13px; border-radius: 50%; background: #8d8f89; }
.tabs { margin-left: auto; display: flex; gap: 6px; }
.tabs button { white-space: nowrap; background: transparent; border: 1px solid transparent; color: var(--chalk-dim); font-family: var(--mono); font-size: 13px; padding: 6px 12px; border-radius: 8px; }
.tabs button[aria-selected="true"] { color: var(--chalk); border-color: var(--line); background: rgba(237, 237, 230, 0.06); }
.cmd { margin: 0; padding-right: 96px; overflow-x: auto; font-family: var(--mono); font-size: clamp(14px, 1.6vw, 21px); color: var(--mint); white-space: pre; }
.copy { position: absolute; right: 22px; bottom: 22px; background: transparent; border: 0; border-left: 1px solid var(--line); color: var(--chalk-2); font-family: var(--mono); font-size: 16px; padding: 4px 0 4px 18px; }
.copy:hover { color: var(--mint); }
.install .ctas { margin-top: 40px; }
.foot { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 24px; padding: 28px var(--gutter); border-top: 1px solid rgba(237, 237, 230, 0.3); font-size: 15px; color: var(--chalk-2); }
.foot .brand { font-size: 22px; color: var(--chalk); }
.foot nav { justify-self: end; display: flex; gap: 28px; }
.foot nav a:hover { color: var(--mint); }

/* ---------- Phones and small tablets ---------- */
@media (max-width: 900px) {
  .links > a:not(.btn) { display: none; }
  .brand { font-size: 21px; }
  .hero { min-height: max(100svh, 640px); }
  .stage { min-height: 300px; margin-top: 64px; }
  .hero-dev { height: min(86%, 300px); margin-left: -18%; }
  .coin { width: 42px; }
  .coin.c1 { left: 6%; }
  .coin.c2 { left: calc(6% + 36px); }
  .coin.c3 { left: calc(6% + 18px); bottom: 32px; }
  .live { left: var(--gutter); right: auto; justify-items: start; text-align: left; bottom: 16px; font-size: 12px; }
  .live-count { font-size: 26px; }
  .hero-copy { padding-bottom: 120px; }
  .ctas .btn { width: 100%; max-width: 360px; }
  .wrap.two { grid-template-columns: minmax(0, 1fr); }
  .v { white-space: normal; }
  .steps { grid-template-columns: 1fr; gap: 14px; }
  .arrow { width: 2px; height: 40px; margin: 0 0 0 24px; background: linear-gradient(transparent, var(--chalk-2)); }
  .arrow::after { right: -6px; top: auto; bottom: -8px; border: 7px solid transparent; border-top: 10px solid var(--chalk-2); border-bottom: 0; }
  .caption { margin-left: 0; }
  .evidence { aspect-ratio: auto; display: grid; grid-template-columns: 1fr 1fr; gap: 34px 14px; padding-top: 22px; }
  .strings { display: none; }
  .evidence .note { left: auto; top: auto; }
  .note { position: relative; left: auto; top: auto; width: auto; padding: 26px 12px 16px; transform: rotate(var(--r, 0deg)); }
  .note.center { order: -1; grid-column: 1 / -1; justify-self: center; width: 46%; }
  .n5 { grid-column: 1 / -1; justify-self: center; width: 60%; }
  .terminal { padding: 16px 16px 18px; }
  .term-top { flex-wrap: wrap; }
  .tabs button { font-size: 12px; padding: 5px 8px; }
  .cmd { white-space: pre-wrap; word-break: normal; overflow-wrap: normal; padding-right: 0; font-size: clamp(11px, 3.1vw, 15px); line-height: 1.7; }
  .copy { position: static; display: block; margin: 14px 0 0 auto; border-left: 0; padding: 0; }
  .polaroids { grid-template-columns: repeat(2, 1fr); }
  .p1, .p2, .p3, .p4 { margin-top: 0; }
  .p2, .p4 { margin-top: 40px; }
  .pictures-note { margin-left: 0; }
  .row { grid-template-columns: 34px 1fr; }
  .row .d { grid-column: 2; }
  .foot { grid-template-columns: 1fr; justify-items: center; text-align: center; }
  .foot nav { justify-self: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
.keys-note { margin-top: 30px; max-width: 620px; font-size: clamp(15px, 1.15vw, 17px); color: var(--chalk-dim); }
.keys-note .mono { color: var(--chalk); font-size: 0.92em; }