:root {
  color-scheme: light;
  --paper: #f0eee8;
  --ink: #171818;
  --yellow: #f3e936;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

button,
input {
  font: inherit;
}

button,
a,
input,
summary {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 3px solid #805d00;
  outline-offset: 6px;
}

::selection {
  background: var(--yellow);
  color: #111;
}

.page {
  max-width: 1360px;
  padding: 0 56px;
  margin: auto;
}

.site-header {
  height: 88px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.wordmark {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -1.8px;
}

.wordmark span {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 400;
  vertical-align: top;
  display: inline-block;
  margin: 7px 0 0 4px;
  letter-spacing: 0;
}

.wordmark sup {
  font-size: 0.5em;
  padding-left: 0.5em;
}

.site-header nav {
  display: flex;
  gap: 30px;
  font-size: 14px;
}

.site-header nav span {
  margin-left: 5px;
}

.hero-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin: 16px 0 28px;
}

.eyebrow {
  font: 10px var(--mono);
  letter-spacing: 1.1px;
  margin: 0;
}

h1 {
  font-size: clamp(64px, 8.5vw, 112px);
  line-height: 0.9;
  letter-spacing: -0.082em;
  font-weight: 900;
  margin: 0 0 16px;
  margin-left: -6px;
}

.tagline {
  font-size: 27px;
  letter-spacing: -1px;
  margin: 0;
}

.edition {
  font: 10px/1.8 var(--mono);
  text-align: right;
  letter-spacing: 0.8px;
  margin: 0 0 3px;
}

.edition span {
  color: #6c6b65;
}

.machine {
  position: relative;
  padding: 37px 38px 14px;
  border: 1px solid #171818;
  border-radius: 25px;
  background:
    repeating-linear-gradient(3deg, #ffffff03 0 1px, #00000003 1px 3px),
    linear-gradient(120deg, #454746, #2a2b2a 55%, #363837);
  box-shadow:
    inset 0 2px 1px #ffffff8c,
    inset 0 0 0 5px #ffffff0c,
    inset 0 -6px 4px #0008,
    0 5px 0 #181919,
    0 8px 0 #73736d,
    0 18px 16px -9px #0007,
    0 37px 35px -24px #0008;
}

.machine-inner {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.35fr);
  gap: 24px;
}

.controls {
  border-radius: 13px;
  padding: 28px 29px 17px;
  background:
    radial-gradient(ellipse at 20% 0, #fff98755, transparent 80%), var(--yellow);
  box-shadow:
    0 0 0 4px #171917,
    inset 0 2px 6px #0006,
    inset 0 -1px 2px #fff9;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.controls label {
  display: flex;
  justify-content: space-between;
  font: 12px var(--mono);
  letter-spacing: 2px;
}

.controls input {
  width: 100%;
  min-width: 0;
  font-size: clamp(64px, 8.3vw, 108px);
  font-weight: 800;
  letter-spacing: -6px;
  line-height: 1;
  padding: 8px 0 2px;
  border: 0;
  border-bottom: 5px solid var(--ink);
  background: transparent;
  color: var(--ink);
  border-radius: 0;
  outline-offset: 5px;
}

.controls input:focus-visible {
  outline: 2px dashed #171818;
}

.controls input[aria-invalid="true"] {
  border-bottom-color: #8e2720;
}

#input-help {
  font: 10px/1.5 var(--mono);
  margin: 10px 0 22px;
}

.controls button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 18px 21px;
  border: 1px solid #aaa58e;
  border-radius: 10px;
  color: #161717;
  background: linear-gradient(150deg, #fffdf1, #e4e0d1);
  box-shadow:
    inset 0 2px 2px #fff,
    0 4px 0 #aba48c,
    0 7px 5px #0007;
  font-size: 23px;
  letter-spacing: -0.8px;
  font-weight: 750;
  cursor: pointer;
  transition:
    transform 0.1s,
    box-shadow 0.1s;
}

.controls button:hover {
  background: linear-gradient(150deg, #fffdf8, #f1eddf);
}

.controls button:active {
  transform: translateY(3px);
  box-shadow:
    inset 0 1px 2px #fff,
    0 1px 0 #aba48c,
    0 3px 3px #0005;
}

.controls button:disabled {
  cursor: wait;
  color: #666250;
}

.button-arrow {
  font-size: 30px;
  line-height: 1;
}

.control-caption {
  font: 8px var(--mono);
  letter-spacing: 1.1px;
  margin: 17px 0 0;
  text-align: center;
  color: #555219;
}

.display {
  min-width: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  border-radius: 16px;
  padding: 24px 27px 17px;
  overflow: hidden;
  color: #f7ed57;
  background: radial-gradient(ellipse at center, #1a1b10, #0b0d0b 85%);
  box-shadow:
    0 0 0 5px #181a19,
    inset 0 5px 11px #000,
    inset 0 -2px 2px #ffffff14;
}

.display-header,
.display-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 15px;
  font: 9px var(--mono);
  letter-spacing: 1.5px;
  color: #a6a256;
}

.display-header {
  margin-bottom: 13px;
}

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 8px;
  letter-spacing: 1px;
}

.status i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #77774d;
}

.display svg {
  width: 100%;
  height: auto;
  display: block;
  overflow: visible;
  margin: auto 0 0;
}

.matrix-dot {
  fill: #24261b;
}

.matrix-dot.lit {
  fill: #f8ed46;
  filter: drop-shadow(0 0 2px #d9d33699);
}

.machine[data-state="idle"] .matrix-dot.lit {
  fill: #8e8c47;
  filter: none;
}

.qualifier {
  font: clamp(14px, 1.8vw, 24px) var(--mono);
  text-align: center;
  margin: 8px 0 auto;
  color: #e8e253;
  letter-spacing: -1px;
}

.display-footer {
  font-size: 8px;
  letter-spacing: 1px;
  border-top: 1px solid #3c3d23;
  padding-top: 14px;
  margin-top: 25px;
}

.display-footer > span:last-child {
  letter-spacing: 4px;
  color: #6b6b3f;
}

.machine-label {
  display: flex;
  justify-content: space-between;
  font: 9px var(--mono);
  letter-spacing: 1px;
  color: #b8b9ad;
  padding: 19px 3px 0;
}

.screw {
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: radial-gradient(circle at 40% 30%, #505251, #1a1c1b 65%);
  box-shadow:
    0 1px 1px #ffffff55,
    0 -1px 2px #000,
    inset 0 0 0 2px #101211;
}

.screw:after {
  content: "";
  position: absolute;
  inset: 8px 4px;
  background: #080908;
  transform: rotate(-35deg);
  box-shadow: 0 1px 0 #656764;
}

.top-left {
  top: 12px;
  left: 12px;
}

.top-right {
  top: 12px;
  right: 12px;
}

.bottom-left {
  bottom: 12px;
  left: 12px;
}

.bottom-right {
  bottom: 12px;
  right: 12px;
}

.form-message {
  min-height: 18px;
  text-align: center;
  font: 11px/1.6 var(--mono);
  color: #63635c;
  margin: 30px 0 41px;
}

.machine[data-state="error"] + .form-message {
  color: #96362a;
}

.machine[data-state="success"] .status i {
  background: var(--yellow);
  box-shadow: 0 0 6px #f3e93688;
}

.machine[data-state="loading"] .status i {
  background: var(--yellow);
  animation: pulse 1s ease-in-out infinite;
}

.machine[data-state="loading"] .display svg {
  animation: pulse 1.4s ease-in-out infinite;
}

@keyframes pulse {
  50% {
    opacity: 0.4;
  }
}

.api-details {
  border-top: 1px solid #b7b7ad;
  border-bottom: 1px solid #b7b7ad;
  scroll-margin-top: 20px;
}

.api-details summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  list-style: none;
  cursor: pointer;
  padding: 19px 0;
  font: 12px var(--mono);
}

.api-details summary::-webkit-details-marker {
  display: none;
}

.api-tag {
  font-size: 9px;
  padding: 4px 6px;
  border: 1px solid #b6b6aa;
  border-radius: 3px;
  margin-right: 7px;
}

.api-toggle {
  font: 21px var(--mono);
  transition: transform 0.2s;
}

.api-details[open] .api-toggle {
  transform: rotate(45deg);
}

.api-body {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 45px;
  padding: 8px 0 25px;
}

h2 {
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.8px;
  margin: 0 0 12px;
}

.api-body p {
  font-size: 12px;
  line-height: 1.7;
  color: #64645c;
  margin: 0;
}

.api-code {
  min-width: 0;
}

.api-code code,
.api-code pre {
  font: 11px/1.8 var(--mono);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.api-code code {
  display: block;
  background: #e2e0d8;
  padding: 12px;
}

.api-code pre {
  margin: 12px 0;
}

.api-code p {
  font-size: 10px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 0 30px;
  font: 10px/1.6 var(--mono);
  color: #66665e;
}

footer a {
  color: #262724;
}

footer a:hover {
  text-decoration: underline;
}

@media (min-width: 1500px) {
  .page {
    padding-top: 16px;
  }
}

@media (max-width: 900px) {
  .page {
    padding: 0 30px;
  }
  .site-header {
    height: 80px;
  }
  .hero-heading {
    margin-top: 16px;
  }
  .eyebrow {
    font-size: 8px;
    letter-spacing: 0.5px;
  }
  .edition {
    font-size: 8px;
  }
  .machine {
    padding: 30px 26px 14px;
  }
  .machine-inner {
    gap: 19px;
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  }
  .controls {
    padding: 24px 19px 16px;
  }
  .controls button {
    font-size: 19px;
    padding: 15px;
  }
  .controls label {
    font-size: 10px;
  }
  .display {
    padding: 21px 17px 16px;
  }
  .machine-label {
    font-size: 8px;
  }
  .display-header,
  .status {
    font-size: 7px;
    letter-spacing: 0.5px;
  }
  .display-footer {
    font-size: 7px;
    letter-spacing: 0;
  }
  .wordmark {
    font-size: 28px;
  }
  .api-body {
    gap: 25px;
  }
}

@media (max-width: 620px) {
  .page {
    padding: 0 20px;
  }
  .site-header {
    height: 80px;
  }
  .wordmark {
    font-size: 26px;
  }
  .site-header nav {
    font-size: 12px;
    gap: 19px;
  }
  .site-header nav a:last-child {
    display: none;
  }
  .hero-heading {
    margin: 12px 0 24px;
  }
  .eyebrow {
    line-height: 1.5;
    font-size: 8px;
  }
  h1 {
    font-size: clamp(48px, 10.5vw, 65px);
    margin-left: -3px;
    line-height: 0.9;
    margin-bottom: 12px;
  }
  .tagline {
    font-size: 21px;
  }
  .edition {
    display: none;
  }
  .machine {
    padding: 27px 23px 13px;
    border-radius: 21px;
  }
  .machine-inner {
    grid-template-columns: 1fr;
    gap: 23px;
  }
  .controls {
    padding: 22px 22px 15px;
    border-radius: 10px;
  }
  .controls input {
    font-size: 84px;
    padding-top: 3px;
    letter-spacing: -4px;
  }
  .controls label {
    font-size: 10px;
    letter-spacing: 1.5px;
  }
  #input-help {
    margin: 9px 0 17px;
    font-size: 9px;
  }
  .controls button {
    font-size: 22px;
    padding: 15px 19px;
  }
  .control-caption {
    margin-top: 15px;
    font-size: 7px;
  }
  .display {
    padding: 21px 19px 17px;
    min-height: 220px;
  }
  .display-header {
    margin-bottom: 14px;
  }
  .display-header,
  .status {
    font-size: 8px;
  }
  .qualifier {
    font-size: 17px;
    margin-top: 4px;
  }
  .display-footer {
    margin-top: 21px;
    font-size: 7px;
  }
  .machine-label {
    font-size: 6px;
    letter-spacing: 0.7px;
    padding-top: 21px;
  }
  .machine-label span:first-child {
    margin-right: 10px;
  }
  .screw {
    width: 15px;
    height: 15px;
  }
  .screw:after {
    inset: 7px 3px;
  }
  .top-left {
    top: 10px;
    left: 10px;
  }
  .top-right {
    top: 10px;
    right: 10px;
  }
  .bottom-left {
    bottom: 10px;
    left: 10px;
  }
  .bottom-right {
    bottom: 10px;
    right: 10px;
  }
  .form-message {
    font-size: 9px;
    margin: 28px 4px 28px;
    min-height: 29px;
  }
  .api-details summary {
    font-size: 10px;
  }
  .api-tag {
    font-size: 8px;
  }
  .api-body {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  footer {
    flex-direction: column;
    gap: 8px;
    font-size: 9px;
    padding-top: 19px;
  }
}

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