/* --- Tokens --- */

:root {
  --plate: #f3efe6;
  --ink: #1a1815;
  --ink-soft: #5c574e;
  --rule: #cfc8b8;
  --mark: #c8102e;
  --night: #0c0c0e;
  --font-head: "Fraunces", Georgia, serif;
  --font-mono: "IBM Plex Mono", ui-monospace, monospace;
}

/* --- Page --- */

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html,
body {
  height: 100%;
  margin: 0;
}

body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  background: var(--plate);
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1.45;
}

/* --- Plate --- */

.plate-wrap {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 0;
  min-width: 0;
  height: 100vh;
  padding: 12px;
}

body.sky .plate-wrap {
  background: var(--night);
}

#plate {
  display: block;
  cursor: crosshair;
  border: 1px solid var(--rule);
}

body.sky #plate {
  border-color: #333;
}

#plate:focus-visible,
button:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

body.sky #plate:focus-visible {
  outline-color: var(--plate);
}

.plate-note {
  position: absolute;
  margin: 0;
  padding: 6px 10px;
  background: var(--plate);
  border: 1px solid var(--rule);
  color: var(--ink-soft);
}

.frame-line {
  position: absolute;
  left: 16px;
  bottom: 14px;
  margin: 0;
  padding: 2px 6px;
  background: var(--plate);
  color: var(--ink);
  font-size: 12px;
}

/* --- Logbook --- */

.log {
  height: 100vh;
  overflow-y: auto;
  padding: 14px 16px 24px;
  border-left: 1px solid var(--rule);
  background: var(--plate);
}

.sleeve {
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
}

.wordmark {
  margin: 0;
  font-family: var(--font-head);
  font-size: 22px;
  font-weight: 500;
}

.tagline {
  margin: 2px 0 0;
  color: var(--ink-soft);
}

.log section {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.log h2 {
  margin: 0 0 8px;
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 500;
}

.row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

button {
  padding: 5px 9px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: transparent;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

button:hover {
  background: #e6e0d2;
}

button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--plate);
}

.facts {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 12px;
  margin: 0;
}

.facts dt {
  color: var(--ink-soft);
}

.facts dd {
  margin: 0;
}

.caption,
.keys,
.warn {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.warn {
  color: var(--ink);
  border-left: 3px solid var(--ink);
  padding-left: 8px;
}

/* --- Difference legend --- */

.legend {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 14px;
  margin-top: 4px;
  font-size: 12px;
}

.swatch {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 5px;
  border: 1px solid var(--ink);
  vertical-align: -3px;
}

.swatch.was {
  background: #fffdf8;
}

.swatch.now {
  background: var(--ink);
}

.dim {
  color: var(--ink-soft);
}

/* --- Plots --- */

.plot {
  display: block;
  width: 100%;
  height: 130px;
  margin-top: 6px;
  border: 1px solid var(--rule);
}

/* --- Embed and small screens --- */

body.embed {
  grid-template-columns: 1fr;
}

body.embed .log {
  display: none;
}

@media (max-width: 820px) {
  body {
    grid-template-columns: 1fr;
  }

  .plate-wrap {
    height: 100vw;
    max-height: 70vh;
  }

  .log {
    height: auto;
    border-left: 0;
    border-top: 1px solid var(--rule);
  }
}

/* --- Your sky --- */

button.primary {
  width: 100%;
  padding: 9px 10px;
  background: var(--ink);
  color: var(--plate);
  font-family: var(--font-head);
  font-size: 16px;
}

button.primary:hover {
  background: #36322c;
}

input[type="text"] {
  flex: 1;
  min-width: 0;
  padding: 5px 8px;
  border: 1px solid var(--ink);
  border-radius: 2px;
  background: #fbf8f1;
  color: var(--ink);
  font: inherit;
}

.result {
  margin: 8px 0 6px;
  padding-left: 8px;
  border-left: 3px solid var(--ink);
  font-size: 12px;
}

/* --- Candidates --- */

.log h3 {
  margin: 10px 0 2px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 500;
}

.log a {
  color: var(--ink);
}

.ladder,
.checks {
  margin: 8px 0;
  padding-left: 0;
  list-style: none;
  font-size: 12px;
}

.ladder li {
  padding: 1px 0 1px 8px;
  border-left: 3px solid var(--rule);
  color: var(--ink-soft);
}

.ladder li.now {
  border-left-color: var(--ink);
  color: var(--ink);
  font-weight: 500;
}

.checks li {
  padding: 4px 0;
  border-top: 1px solid var(--rule);
}

.checks .tag {
  display: inline-block;
  min-width: 46px;
  margin-right: 6px;
  padding: 0 4px;
  border: 1px solid var(--ink);
  text-align: center;
  text-transform: uppercase;
  font-size: 10px;
}

.checks .tag.fail {
  background: var(--ink);
  color: var(--plate);
}

button:disabled {
  border-color: var(--rule);
  color: var(--ink-soft);
  cursor: default;
  background: transparent;
}

/* --- Accessibility --- */

.skip {
  position: absolute;
  left: -999px;
  top: 0;
  z-index: 2;
  padding: 6px 10px;
  background: var(--ink);
  color: var(--plate);
}

.skip:focus {
  left: 8px;
  top: 8px;
}

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

/* Phones: larger touch targets, no sideways scrolling, text that fits */
@media (max-width: 820px) {
  html,
  body {
    height: auto;
  }

  body {
    overflow-x: hidden;
    font-size: 14px;
  }

  button {
    min-height: 40px;
    padding: 8px 12px;
  }

  input[type="text"] {
    min-height: 40px;
  }

  .frame-line {
    left: 8px;
    right: 8px;
    bottom: 6px;
    font-size: 11px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .plate-wrap {
    padding: 6px;
  }

  .facts {
    grid-template-columns: 1fr;
  }

  .facts dd {
    margin-bottom: 4px;
  }
}