/* Gold Strategy: one obsidian terminal window on molten gold, the vault of bars beside it. */
@font-face { font-family: "Departure Mono"; src: url("/fonts/DepartureMono-Regular.woff2") format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Pixeloid Sans"; src: url("/fonts/PixeloidSans-Bold.ttf") format("truetype"); font-weight: 700; font-display: swap; }
@font-face { font-family: "Cabinet Grotesk"; src: url("/fonts/cabinet-500.woff2") format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Cabinet Grotesk"; src: url("/fonts/cabinet-700.woff2") format("woff2"); font-weight: 700; font-display: swap; }

:root {
  --f-block: "Pixeloid Sans", "Departure Mono", monospace;
  --f-mono: "Departure Mono", ui-monospace, monospace;
  --f-body: "Cabinet Grotesk", system-ui, sans-serif;
  /* type steps: block face in multiples of 9, mono in multiples of 11 */
  --t-name: 27px; --t-title: 36px; --t-hero: 66px; --t-num: 33px; --t-label: 22px; --t-body: 18px;
  /* spacing scale */
  --s1: 8px; --s2: 12px; --s3: 16px; --s4: 24px; --s5: 32px; --s6: 48px; --s7: 72px;
  --ink: #0b0a08; --glass: rgba(11, 10, 8, 0.86);
  --gold: #e2b04a; --gold-bright: #ffd97a; --amber: #8a5a12; --cream: #f4e9cf; --cream-dim: #c9bb99;
  --rule: rgba(244, 233, 207, 0.26); --rule-gold: rgba(226, 176, 74, 0.55);
  /* the window frame plate (public/img/window.webp, 1476 x 933): title bar 92 px, bevel + corner 44 px, dots at 35 / 25, 166 x 86 */
  --fs: 1; --wT: calc(92px * var(--fs)); --wR: calc(44px * var(--fs)); --wB: calc(44px * var(--fs)); --wL: calc(44px * var(--fs));
  --key-w: 30px;
}
* { box-sizing: border-box; }
html { overflow-x: clip; background: #1a0d03; color: var(--cream); font-synthesis: none; -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--f-body); font-size: var(--t-body); line-height: 1.5; min-height: 100vh; position: relative; z-index: 1; }
[hidden] { display: none !important; }
a { color: inherit; }
img { max-width: 100%; height: auto; }
b { font-weight: 700; }
:focus-visible { outline: 3px solid var(--gold-bright); outline-offset: 3px; }

/* the world: molten gold behind five glass strips */
#melt { position: fixed; inset: 0; width: 100%; height: 100%; z-index: 0; }
#melt-still { position: fixed; inset: 0; z-index: 0; background: url("/img/melt-still.jpg") center / cover no-repeat; }
.glass { position: fixed; inset: 0; z-index: 0; display: grid; grid-template-columns: repeat(5, 1fr); pointer-events: none; }
.glass i {
  display: block; height: 100%;
  backdrop-filter: blur(16px) saturate(1.15); -webkit-backdrop-filter: blur(16px) saturate(1.15);
  background: linear-gradient(180deg, rgba(255, 244, 214, 0.10), rgba(255, 244, 214, 0.02) 40%, rgba(60, 30, 5, 0.10));
  border-left: 1px solid rgba(255, 240, 200, 0.28);
  box-shadow: inset 1px 0 0 rgba(0, 0, 0, 0.25), inset -1px 0 0 rgba(255, 240, 200, 0.10);
}
.glass i:nth-child(2n) { background: linear-gradient(180deg, rgba(255, 244, 214, 0.05), rgba(255, 244, 214, 0.01) 40%, rgba(60, 30, 5, 0.16)); }
.glass i:first-child { border-left: 0; }

/* the stage: window left, vault right, same top edge */
.stage { position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0, 1fr) 560px; gap: var(--s6); align-items: start; max-width: 1560px; margin: 0 auto; padding: var(--s6) var(--s5) var(--s7); }

/* the window */
.term { position: relative; min-width: 0; }
.term::before {
  content: ""; position: absolute; inset: 0; z-index: 0; pointer-events: none;
  border-style: solid; border-width: var(--wT) var(--wR) var(--wB) var(--wL);
  border-image: url("/img/window.webp") 92 44 44 44 / var(--wT) var(--wR) var(--wB) var(--wL) / 0 stretch;
  filter: drop-shadow(0 30px 40px rgba(0, 0, 0, 0.45));
}
.term-bar { position: relative; z-index: 1; height: var(--wT); display: flex; align-items: center; gap: var(--s4); padding: 0 var(--wR) 0 calc(217px * var(--fs)); }
.term-dots { position: absolute; left: calc(35px * var(--fs)); top: calc(25px * var(--fs)); width: calc(166px * var(--fs)); height: auto; }
.term-name { margin: 0; flex: 0 0 auto; font: 700 var(--t-name)/1.2 var(--f-block); color: var(--gold); letter-spacing: 0; white-space: nowrap; }
.term-tabs { margin-left: auto; display: flex; gap: var(--s4); }
.term-tabs a { font: var(--t-label)/1.2 var(--f-mono); color: var(--cream-dim); text-decoration: none; padding: var(--s2) 0; }
.term-tabs a:hover { color: var(--gold-bright); }
.term-tabs.in-body { margin: 0 0 var(--s2); padding: var(--s1) 0 var(--s3); border-bottom: 1px solid var(--rule); justify-content: space-between; }
.term-body { position: relative; z-index: 1; margin: 0 var(--wR) var(--wB) var(--wL); background: var(--glass); backdrop-filter: blur(22px); -webkit-backdrop-filter: blur(22px); padding: var(--s5) var(--s6) var(--s6); }
.term-body > section { padding: var(--s6) 0; border-top: 1px solid var(--rule); }
.term-body > section:first-of-type { padding-top: var(--s2); border-top: 0; }
.title { margin: 0 0 var(--s4); font: 700 var(--t-title)/1.25 var(--f-block); color: var(--cream); text-wrap: balance; }
.state { margin: 0; font: var(--t-label)/1.4 var(--f-mono); color: var(--cream-dim); min-height: calc(var(--t-label) * 1.4); }
.muted { color: var(--cream-dim); }

/* readout */
.lede { margin: 0 0 var(--s5); font-size: 22px; line-height: 1.4; max-width: 34ch; text-wrap: pretty; }
.eyebrow { margin: 0 0 var(--s2); font: var(--t-label)/1.4 var(--f-mono); color: var(--gold); }
.drum { display: flex; align-items: flex-start; gap: 2px; font: var(--t-hero)/1.1 var(--f-mono); color: var(--cream); font-variant-numeric: tabular-nums; margin: 0 0 var(--s2); height: 1.1em; }
.slot { display: block; height: 1.1em; overflow: hidden; width: 1ch; }
.reel { display: block; transform: translateY(0); transition: transform 1.2s cubic-bezier(.2, .8, .2, 1); }
.reel span { display: block; height: 1.1em; line-height: 1.1em; width: 1ch; }
.reel i, .dot i { font-style: normal; }
.dot { display: block; height: 1.1em; line-height: 1.1em; }
.figures { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--s4); margin: var(--s5) 0 0; padding: var(--s4) 0 0; border-top: 1px solid var(--rule); }
.figures div { min-width: 0; }
.figures dt { font: 16px/1.3 var(--f-mono); color: var(--cream-dim); margin: 0 0 var(--s1); }
.figures dd { margin: 0; font: var(--t-num)/1.25 var(--f-mono); color: var(--cream); font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }

/* mint */
.addr-label { margin: 0 0 var(--s1); font: 16px/1.3 var(--f-mono); color: var(--gold); }
.addr { margin: 0 0 var(--s4); font: var(--t-label)/1.5 var(--f-mono); color: var(--cream); overflow-wrap: anywhere; user-select: all; min-height: calc(var(--t-label) * 1.5); }
.addr.empty { color: var(--cream-dim); user-select: none; }
.addr-small { font-size: 18px; display: flex; flex-wrap: wrap; gap: var(--s1) var(--s3); align-items: baseline; margin-bottom: 0; }
.addr-small span { user-select: all; }
.textlink { color: var(--gold); text-decoration: underline; text-underline-offset: 4px; }
.textlink:hover { color: var(--gold-bright); }
.keys { display: flex; flex-wrap: wrap; gap: var(--s2); margin: 0 0 var(--s5); }
.key {
  position: relative; display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  min-height: 72px; min-width: 72px; padding: 0 20px; text-decoration: none; cursor: pointer;
  border: 0; background: transparent; color: var(--ink); font: var(--t-label)/1.2 var(--f-mono);
  transition: transform .08s ease, filter .2s ease;
}
.key::before { content: ""; position: absolute; inset: -3px; z-index: -1; border-style: solid; border-width: var(--key-w); border-image: url("/img/key.png") 60 fill / var(--key-w) / 0 stretch; }
.key img { display: block; width: 28px; height: 28px; object-fit: contain; flex: 0 0 auto; }
.key-text { display: block; flex: 0 0 auto; white-space: nowrap; }
.key-copy { width: 156px; }
.key-copy .key-text { text-align: center; }
.key-mark { padding: 0; width: 72px; }
.key:hover { filter: brightness(1.08) drop-shadow(0 0 10px rgba(255, 217, 122, 0.6)); }
.key:active { transform: translateY(2px); }
.key[aria-disabled="true"] { opacity: .45; cursor: not-allowed; pointer-events: none; filter: none; }

/* buys */
.rows { list-style: none; margin: var(--s4) 0 0; padding: 0; }
.row { display: grid; grid-template-columns: 200px minmax(0, 1fr) minmax(0, 1fr) 150px; gap: var(--s3); align-items: baseline; padding: var(--s3) 0; border-top: 1px solid var(--rule); font: 18px/1.4 var(--f-mono); }
.row:first-child { border-top: 0; }
.row .when { color: var(--cream-dim); }
.row .what { color: var(--cream); }
.row.buy .gold { color: var(--gold-bright); }
.row.deposit .gold { color: var(--cream-dim); }
.row .tx { text-align: right; }
.row.sample { opacity: .55; }
.row.sample .tx { color: var(--cream-dim); }

/* chart */
#chart { display: block; width: 100%; height: auto; margin-top: var(--s4); }

/* terms */
.terms ol { margin: 0; padding: 0 0 0 1.4em; }
.terms li { margin: 0 0 var(--s3); max-width: 62ch; text-wrap: pretty; padding-left: var(--s1); }
.terms li::marker { font-family: var(--f-mono); color: var(--gold); }

/* vault */
.vault { position: sticky; top: var(--s6); min-width: 0; }
.vault-title { text-align: center; margin-bottom: var(--s2); color: var(--cream); text-shadow: 0 2px 10px rgba(0, 0, 0, 0.55); }
.vault-state { text-align: center; color: var(--cream); text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6); margin-bottom: var(--s3); }
.vault.in-window .vault-title, .vault.in-window .vault-state { text-shadow: none; }
.vault.in-window .vault-state { color: var(--cream-dim); }
.vault-scene { position: relative; width: 100%; aspect-ratio: 1200 / 880; }
.tray { position: absolute; left: 0; bottom: 0; width: 100%; height: auto; filter: drop-shadow(0 24px 30px rgba(0, 0, 0, 0.55)); z-index: 1; }
.stack { position: absolute; inset: 0; z-index: 2; }
.bar, .mould { position: absolute; display: block; margin: 0; padding: 0; border: 0; background: none; transform-origin: 50% 90%; }
.bar img, .mould img { display: block; width: 100%; height: auto; }
.bar { cursor: pointer; transition: transform .15s ease, filter .15s ease; }
.bar:hover, .bar:focus-visible { transform: scale(1.06) !important; filter: drop-shadow(0 0 14px rgba(255, 217, 122, 0.85)); z-index: 200 !important; outline: 0; }
.mould .fill { position: absolute; left: 0; top: 0; width: 100%; height: 100%; overflow: hidden; clip-path: inset(100% 0 0 0); transition: clip-path 1s ease; }
.mould .fill img { position: absolute; left: 0; bottom: 8%; width: 100%; height: auto; }
.vault-label { margin: var(--s4) 0 0; font: var(--t-label)/1.4 var(--f-mono); color: var(--cream); text-align: center; text-shadow: 0 2px 8px rgba(0, 0, 0, 0.6); }
.vault.in-window .vault-label { text-shadow: none; }

/* tooltip plaque */
.tip { position: fixed; z-index: 100; pointer-events: none; width: max-content; max-width: 320px; padding: var(--s2) var(--s3); border-style: solid; border-width: 22px; border-image: url("/img/tag.png") 40 fill / 22px / 0 stretch; color: var(--cream); font: 18px/1.4 var(--f-mono); }
.tip p { margin: 0; }
.tip-n { color: var(--gold-bright); }
.tip-t { color: var(--cream-dim); }

@media (max-width: 1500px) {
  .stage { grid-template-columns: minmax(0, 1fr) 480px; }
  .term-body { padding: var(--s4) var(--s5) var(--s5); }
  .key { padding: 0 16px; }
  .key-copy { width: 148px; }
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 1280px) {
  .stage { grid-template-columns: minmax(0, 1fr) 420px; gap: var(--s5); }
  .term-body { padding: var(--s4) var(--s5) var(--s5); }
  .row { grid-template-columns: 170px minmax(0, 1fr) minmax(0, 1fr) 120px; }
}

@media (max-width: 1080px) {
  .stage { grid-template-columns: minmax(0, 1fr); padding: var(--s4) var(--s3) var(--s6); }
  .vault { position: static; }
  .vault.in-window { padding: var(--s6) 0; border-top: 1px solid var(--rule); }
  .term-body { padding: var(--s4) var(--s4) var(--s5); }
  .term-tabs { gap: var(--s3); }
  .figures { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .row { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .row .when { grid-column: 1 / -1; }
  .row .tx { grid-column: 1 / -1; text-align: left; }
}

@media (max-width: 640px) {
  :root { --t-hero: 44px; --t-title: 27px; --t-num: 22px; --fs: 0.72; --key-w: 26px; }
  .glass i { backdrop-filter: blur(9px); -webkit-backdrop-filter: blur(9px); }
  .stage { padding: var(--s3) var(--s2) var(--s6); }
  .term-body { padding: var(--s3) var(--s3) var(--s4); backdrop-filter: none; -webkit-backdrop-filter: none; background: rgba(11, 10, 8, 0.93); }
  .term-body > section { padding: var(--s5) 0; }
  .term-bar { padding-left: calc(217px * var(--fs)); padding-right: var(--s3); gap: var(--s2); }
  .term-name { font-size: 18px; }
  .term-tabs a { font-size: 18px; }
  .lede { font-size: 18px; }
  .figures { gap: var(--s3); }
  .key { min-height: 64px; min-width: 64px; padding: 0 var(--s3); }
  .key-mark { width: 64px; }
  .key-copy { width: 140px; }
  .row { font-size: 16px; }
  .figures dd, .addr, .state, .eyebrow, .vault-label { font-size: 16px; }
  .term-body > section:first-of-type { padding-top: var(--s3); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reel, .bar, .mould .fill, .key { transition: none; }
}