:root {
  --water: #e4eef0;
  --ink: #142226;
  --muted: #5c7174;
  --slip: #f7fbfb;
  --line: #c9d7da;
  --gold: #d6a45a;
  --marigold: #e36a2e;
  --marigold-ink: #3a1608;
  --focus: #1f4e5f;
  color: var(--ink);
  background: var(--water);
  font-family: Sora, system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
}

.page {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 48px 0 64px;
}

.mast h1 {
  margin: 8px 0 0;
  font-family: Literata, serif;
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 560;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

.eyebrow,
.model,
.slip label,
.status {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.model,
.status {
  letter-spacing: 0;
  text-transform: none;
}

.model {
  margin-top: 12px;
}

.slip,
.result {
  margin-top: 28px;
  padding: 24px;
  background: var(--slip);
  border: 1px solid var(--line);
}

.pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 1px minmax(0, 1fr);
  gap: 28px;
}

.rule {
  background: var(--gold);
}

.slip label,
.label {
  display: block;
  margin-bottom: 12px;
}

.pane-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.pane-head .label,
.pane-head .source {
  margin-bottom: 12px;
}

.elapsed {
  margin: 0 0 12px;
  color: var(--focus);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

textarea {
  width: 100%;
  min-height: 96px;
  padding: 14px;
  border: 1px solid var(--line);
  resize: vertical;
  color: var(--ink);
  background: #fff;
  font: 20px/1.45 Literata, serif;
}

textarea:focus {
  outline: none;
}

textarea:focus-visible,
button:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
}

.actions {
  display: flex;
  gap: 16px;
  align-items: center;
  margin-top: 16px;
}

button {
  border: 0;
  padding: 12px 18px;
  color: var(--marigold-ink);
  background: var(--marigold);
  font: 600 14px/1 Sora, sans-serif;
  cursor: pointer;
}

button.quiet {
  padding: 12px 0;
  color: var(--focus);
  background: transparent;
  font-weight: 500;
}

.device {
  display: flex;
  gap: 16px;
  margin: 16px 0 0;
  padding: 0;
  border: 0;
}

.device legend {
  float: left;
  margin-right: 12px;
  padding: 0;
  color: var(--muted);
  font-size: 13px;
}

.device label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  letter-spacing: 0;
  text-transform: none;
  font-size: 14px;
  color: var(--ink);
}

.device-badge {
  display: inline-block;
  margin-right: 6px;
  padding: 2px 8px;
  border: 1px solid var(--gold);
  color: var(--ink);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.status {
  min-height: 1.2em;
  margin-top: 12px;
}

.status.is-error {
  color: #8c2f39;
}

.status.is-loading::before {
  content: "";
  display: inline-block;
  width: 0.7em;
  height: 0.7em;
  margin-right: 8px;
  border: 2px solid var(--gold);
  border-right-color: transparent;
  border-radius: 50%;
  vertical-align: -2px;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.result {
  margin-top: 16px;
}

.source {
  margin: 0;
  color: var(--muted);
  font: 18px/1.4 Literata, serif;
}

.result .pane-head {
  margin-bottom: 12px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--gold);
}

.result .elapsed {
  margin: 0;
}

.myanmar {
  min-height: 160px;
  margin: 0;
  color: var(--ink);
  font-family: Padauk, "Myanmar Text", "Noto Sans Myanmar", sans-serif;
  font-size: 32px;
  font-weight: 400;
  line-height: 1.7;
}

.myanmar.is-empty {
  color: var(--muted);
  font-family: Sora, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

.earlier {
  margin-top: 36px;
}

.earlier .myanmar {
  min-height: 0;
  font-size: 28px;
}

@media (max-width: 720px) {
  .page {
    padding-top: 28px;
  }

  .slip,
  .result {
    padding: 18px;
  }

  .pair {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .rule {
    height: 1px;
  }

  .myanmar {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }

  .status.is-loading::before {
    animation: none;
  }
}