:root {
  color-scheme: dark;
  --black: #070907;
  --forest: #17241c;
  --moss: #3b5041;
  --field: #607660;
  --sage: #839781;
  --pale: #aab8a8;
  --fog: #ecefe9;
  --red: #d06a5c;
  --sans: Helvetica, "Helvetica Neue", Arial, sans-serif;
  --mono: "Courier New", Courier, monospace;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  color: var(--fog);
  background: radial-gradient(760px 560px at 69% 44%, rgba(131, 151, 129, .075), transparent 67%), var(--black);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
button, input { font: inherit; }
.shell { min-height: 100svh; display: grid; grid-template-rows: 54px 1fr 48px; }
.topbar, .statusbar { display: flex; align-items: center; justify-content: space-between; padding-inline: max(24px, calc((100vw - 1296px) / 2)); border-color: rgba(59, 80, 65, .55); }
.topbar { border-bottom: 1px solid rgba(59, 80, 65, .55); }
.statusbar { border-top: 1px solid rgba(59, 80, 65, .55); color: var(--field); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -.35px; }
.brand img { width: 27px; height: 27px; border-radius: 3px; }
.signal, .eyebrow, .field-label, .micro, .state-label { font-family: var(--mono); font-size: 11px; letter-spacing: 1.15px; text-transform: uppercase; }
.signal { display: flex; align-items: center; gap: 10px; color: var(--pale); white-space: nowrap; }
.signal-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--sage); box-shadow: 0 0 0 3px rgba(131,151,129,.08); }
main { width: min(1296px, calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: minmax(0, .9fr) minmax(430px, 1.1fr); align-items: center; gap: clamp(46px, 8vw, 132px); padding-block: clamp(46px, 7vh, 82px); }
.gate { width: 100%; max-width: 470px; }
.eyebrow { margin-bottom: 23px; color: var(--sage); }
h1 { margin: 0; max-width: 470px; font-size: clamp(48px, 5.2vw, 76px); line-height: .93; letter-spacing: -3.4px; text-wrap: balance; }
.lede { max-width: 410px; margin: 23px 0 37px; color: var(--pale); font-size: 15px; line-height: 1.58; }
.field-label { display: block; margin-bottom: 10px; color: var(--pale); }
.password-field { position: relative; border: 1px solid var(--moss); background: rgba(7,9,7,.62); transition: border-color 150ms ease, background-color 150ms ease; }
.password-field:focus-within { border-color: var(--sage); background: rgba(23,36,28,.35); }
.password-field input { width: 100%; height: 58px; padding: 0 64px 0 17px; border: 0; outline: 0; color: var(--fog); background: transparent; font-family: var(--mono); font-size: 16px; letter-spacing: 1.4px; }
.password-field input::placeholder { color: var(--field); letter-spacing: .7px; }
.reveal { position: absolute; inset: 0 0 0 auto; width: 58px; border: 0; color: var(--pale); background: transparent; cursor: pointer; font: 10px var(--mono); letter-spacing: .8px; }
.reveal:hover, .reveal:focus-visible { color: var(--fog); }
.unlock { width: 100%; min-height: 58px; margin-top: 12px; border: 1px solid var(--pale); border-radius: 1px; color: var(--black); background: var(--pale); font-weight: 700; cursor: pointer; transition: background 150ms ease, transform 100ms ease; }
.unlock:hover { background: var(--fog); }
.unlock:active { transform: translateY(1px); }
.unlock:disabled { cursor: wait; opacity: .65; }
.form-note { min-height: 18px; margin: 10px 0 0; color: var(--field); font: 11px/1.5 var(--mono); }
.form-note.error { color: var(--red); }
.coin-bay { position: relative; min-height: 530px; display: grid; place-items: center; isolation: isolate; }
.coin-bay::before, .coin-bay::after { content: ""; position: absolute; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, var(--moss) 22%, var(--moss) 78%, transparent); }
.coin-bay::before { top: 0; }
.coin-bay::after { bottom: 0; }
.coin-wrap { display: grid; justify-items: center; gap: 28px; }
.coin-scene { --size: clamp(300px, 31vw, 435px); width: var(--size); height: var(--size); position: relative; touch-action: none; cursor: grab; -webkit-user-select: none; user-select: none; outline: none; }
.coin-scene:focus-visible { outline: 1px solid var(--sage); outline-offset: 8px; border-radius: 50%; }
.coin-loading { position: absolute; inset: 0; display: grid; place-items: center; color: var(--field); font: 10px var(--mono); letter-spacing: 1px; text-transform: uppercase; }
.coin-scene.ready .coin-loading { display: none; }
.coin-scene.failed .coin-loading { color: var(--red); }
.coin-shadow { position: absolute; left: 13%; right: 13%; bottom: -28px; height: 34px; border-radius: 50%; background: rgba(0,0,0,.72); filter: blur(18px); transform: scaleX(.88); z-index: -1; }
.coin-caption { color: var(--field); }
.drag-mark { display: inline-block; margin-right: 8px; color: var(--sage); font-size: 15px; vertical-align: -1px; }
.status-pair { display: flex; gap: 28px; }
.state-value { color: var(--pale); }
@media (max-width: 840px) {
  .shell { grid-template-rows: 52px auto 48px; }
  .topbar, .statusbar { padding-inline: 18px; }
  main { width: min(100% - 36px, 590px); grid-template-columns: 1fr; gap: 38px; padding-block: 32px 42px; }
  .gate { max-width: none; }
  .coin-bay { min-height: auto; padding-block: 30px 38px; order: -1; }
  .coin-scene { --size: min(67vw, 310px); }
  h1 { font-size: clamp(44px, 13vw, 62px); letter-spacing: -2.5px; }
  .lede { margin-bottom: 29px; }
}
@media (max-width: 520px) {
  .wide-only { display: none; }
  .coin-bay { padding-block: 24px 30px; }
  .coin-scene { --size: min(66vw, 275px); }
  .coin-wrap { gap: 22px; }
  .coin-caption { font-size: 9px; }
  .status-pair { gap: 15px; }
}
@media (max-height: 720px) and (min-width: 841px) {
  main { padding-block: 28px; }
  .coin-bay { min-height: 455px; }
  .coin-scene { --size: min(54vh, 380px); }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}