* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 32px; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 400 var(--text-body)/1.6 var(--body); }
[hidden] { display: none !important; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 5px; }
button, input { font: inherit; }
button, .button { min-height: 48px; min-width: 44px; border: 1px solid var(--muted); border-radius: 999px; padding: 11px 24px; background: transparent; color: var(--ink); cursor: pointer; display: inline-flex; justify-content: center; align-items: center; text-decoration: none; transition: background 180ms, color 180ms; }
button:hover, .button:hover { background: var(--panel); }
button:disabled, input:disabled { cursor: not-allowed; color: var(--muted); border-color: var(--hairline); }
.btn-primary { background: var(--jade); color: var(--ink); border-color: var(--jade); }
.btn-primary:hover { background: var(--ink); color: var(--ground); }
:focus-visible { outline: 2px solid var(--ink); outline-offset: 5px; }
input { width: 100%; min-height: 48px; border: 0; border-bottom: 1px solid var(--muted); background: transparent; color: var(--ink); border-radius: 0; padding: 12px 0; }
label { display: block; }
h1, h2, h3, .wordmark, .share-output { font-family: var(--display); font-weight: 700; letter-spacing: -0.03em; line-height: 1.04; margin: 0; }
h1 { font-size: var(--text-display); }
h2 { font-size: var(--text-section); }
h3, .wordmark { font-size: var(--text-hook); }
p { max-width: 48ch; margin: 24px 0; }
.eyebrow, .mono, dt, .chip, caption, th { font: 400 var(--text-xs)/1.6 var(--mono); letter-spacing: .08em; text-transform: uppercase; }
.eyebrow, .muted, dt, caption { color: var(--muted); }
.container { width: min(var(--container), calc(100% - 80px)); margin-inline: auto; }
.narrow { max-width: 960px; }
.topbar nav { display: flex; align-items: center; gap: 32px; min-height: 100px; }
.wordmark { text-decoration: none; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-links a, footer nav a, .docs-nav a { min-height: 44px; display: inline-flex; align-items: center; }
.wallet-wrap { display: flex; align-items: center; gap: 8px; }
.wallet-wrap img, .wallet-icon { width: 24px; height: 24px; }
.skip { position: absolute; top: -100px; left: 24px; padding: 12px; background: var(--panel); z-index: 10; }
.skip:focus { top: 12px; }
.hero { min-height: 800px; min-height: calc(100svh - 100px); display: grid; grid-template-columns: 1fr 1fr; align-items: center; padding-block: 100px 120px; gap: 24px; }
.hero h1 { position: relative; z-index: 1; }
.hero h1 span { display: block; white-space: nowrap; animation: rise 450ms var(--ease) both; }
.hero h1 span + span { animation-delay: 60ms; }
.hero h1 em { font-style: normal; color: var(--jade); }
.hero-copy p:not(.eyebrow) { max-width: 48ch; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hand-object { position: relative; margin: 0; height: 530px; isolation: isolate; }
.hand-object canvas, .object-still { position: absolute; width: 100%; height: 100%; object-fit: contain; inset: 0; }
.hand-object canvas { visibility: hidden; }
.hand-object.object-ready canvas { visibility: visible; }
.hand-object.object-ready .object-still { visibility: hidden; }
.object-captions { position: absolute; top: 84%; inset-inline: 0; display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 24px; text-align: center; }
.object-captions .chip { white-space: nowrap; }
[data-page="machine"] .object-captions .chip { white-space: normal; max-width: 48ch; }
.chip { color: var(--muted); }
.section { padding-block: 120px; border-top: 1px solid var(--hairline); }
.panel { background: var(--panel); border-radius: 16px; padding: 56px; }
.section-heading { display: flex; justify-content: space-between; align-items: start; gap: 48px; margin-bottom: 48px; }
.section-heading p { margin-top: 0; }
.grip-track { height: 10px; margin-block: 48px 24px; background: var(--ground); border-radius: 999px; overflow: hidden; }
.grip-track span { display: block; width: 0; height: 100%; background: var(--jade); transition: width 450ms var(--ease); }
.grip-controls { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.split { display: grid; grid-template-columns: 7fr 5fr; align-items: center; gap: 72px; }
.settle-diagram { width: 100%; overflow: visible; }
.wallet-dot { fill: var(--muted); }
.wallet-dot circle:nth-child(1) { opacity: .45; }
.wallet-dot circle:nth-child(2) { opacity: .6; }
.wallet-dot circle:nth-child(3) { opacity: .75; }
.wallet-dot circle:nth-child(4) { opacity: .9; }
.wallet-dot circle:last-child { fill: var(--ink); }
.settle-line { stroke: var(--jade); stroke-width: 2; transform: translateY(-60px); opacity: 0; }
.revealed .settle-line { animation: settle 1400ms var(--ease) forwards; }
.calculator { overflow: hidden; }
.calc-fields { display: grid; grid-template-columns: repeat(3,1fr); gap: 32px; }
.calc-result { display: flex; align-items: baseline; justify-content: space-between; margin-top: 48px; gap: 24px; }
.share-output { color: var(--jade); font-size: var(--text-section); overflow-wrap: anywhere; }
.sparkline { display: block; width: calc(100% + 112px); height: 150px; margin: 32px -56px -56px; }
.sparkline path { stroke: var(--jade); stroke-width: 2; fill: none; }
.diamond-band { background: var(--panel); }
.diamond-band .container { display: grid; grid-template-columns: 1fr 2fr; gap: 72px; align-items: center; }
.diamond-badge { width: 160px; color: var(--diamond); }
.start-grid, .questions { display: grid; grid-template-columns: 1fr 1fr; gap: 48px 100px; }
.questions details { border-bottom: 1px solid var(--hairline); }
summary { cursor: pointer; padding-block: 18px; min-height: 44px; }
.questions p { margin-top: 0; color: var(--muted); }
.position-lines { margin-top: 40px; max-width: 480px; }
.position-lines div { display: flex; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--hairline); padding-block: 16px; }
dd { margin: 0; overflow-wrap: anywhere; }
.participation { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; }
.participation-controls { display: grid; gap: 20px; align-content: start; }
.stake-controls { display: flex; gap: 24px; align-items: end; flex-wrap: wrap; }
.stake-controls label { flex: 1 1 260px; }
.board { border-collapse: collapse; width: 100%; table-layout: fixed; }
.board th, .board td { padding: 20px 0; text-align: left; border-bottom: 1px solid var(--hairline); overflow-wrap: anywhere; }
.board caption { text-align: left; padding-bottom: 24px; }
.chain-strip { font-size: var(--text-xs); color: var(--muted); }
.chain-strip dl { display: flex; flex-wrap: wrap; gap: 32px; }
.chain-strip h2 { font-size: var(--text-hook); }
.contract { display: flex; align-items: center; flex-wrap: wrap; gap: 16px; }
code { font-family: var(--mono); font-size: var(--text-xs); overflow-wrap: anywhere; }
.docs-intro { padding-block: 100px; }
.docs-layout { display: grid; grid-template-columns: 1fr 3fr; gap: 72px; }
.docs-nav { display: flex; flex-direction: column; align-items: start; padding-top: 32px; }
.docs-copy .section { padding-block: 64px; }
.docs-copy p { max-width: 64ch; }
footer { padding-block: 64px; border-top: 1px solid var(--hairline); }
footer .container { display: flex; gap: 40px; justify-content: space-between; flex-wrap: wrap; }
footer nav { display: flex; flex-wrap: wrap; gap: 24px; }
footer p { margin: 0; }
.wallet-picker { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; padding: 24px; background: var(--nav-surface); }
.wallet-picker__card { width: min(440px,100%); background: var(--panel); padding: 32px; border-radius: 16px; max-height: 90svh; overflow: auto; }
.wallet-picker__head { display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.wallet-picker__head h2 { font-size: var(--text-hook); }
.wallet-picker__row-text { display: flex; flex-direction: column; text-align: left; }
.wallet-picker__row-rdns { font: var(--text-xs)/1.6 var(--mono); color: var(--muted); }
.wallet-picker__explorer { min-height: 44px; display: inline-flex; align-items: center; }
.wallet-picker__row { display: flex; width: 100%; gap: 16px; margin-block: 12px; justify-content: start; }
.wallet-picker__row img, .wallet-picker__icon { width: 32px; height: 32px; }
.wallet-glyph { width: 32px; height: 32px; display: inline-grid; place-items: center; }
.wallet-picker__close { float: right; }
#posyDevPanel { position: fixed; inset: auto 24px 24px; z-index: 200; max-height: 60vh; overflow: auto; padding: 24px; background: var(--panel); }
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes settle { 0% { opacity: 0; transform: translateY(-60px); } 15%,85% { opacity: 1; } 100% { opacity: 0; transform: translateY(90px); } }
@media (max-width: 1100px) { .hero h1 span { white-space: normal; } .nav-links { gap: 16px; } .split { gap: 40px; } }
@media (max-width: 767px) {
  .container { width: calc(100% - 40px); }
  .topbar nav { gap: 16px; flex-wrap: wrap; padding-block: 20px; }
  .nav-links { order: 3; width: 100%; justify-content: space-between; }
  .wallet-wrap { margin-left: auto; }
  .wallet-wrap button { padding-inline: 16px; }
  .hero { grid-template-columns: 1fr; padding-block: 64px; gap: 40px; min-height: auto; }
  .hero h1 span { white-space: normal; }
  .hand-object { height: 380px; }
  .section { padding-block: 72px; }
  .panel { padding: 28px; }
  .section-heading, .calc-result, .grip-controls { display: block; }
  .split, .calc-fields, .diamond-band .container, .start-grid, .questions, .participation, .docs-layout { grid-template-columns: 1fr; gap: 40px; }
  .sparkline { width: calc(100% + 56px); margin: 32px -28px -28px; }
  .diamond-badge { width: 100px; }
  .docs-intro { padding-block: 64px; }
  .docs-nav { flex-direction: row; flex-wrap: wrap; gap: 8px 24px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .settle-line { opacity: 1; transform: none; }
}