/* REFRACT — an engraved brass instrument catalogue that happens to be a game. */

:root {
  --ink: #221a12;
  --paper: #efe3c8;
  --paper-deep: #e2d2ae;
  --brass: #8a6a2f;
  --brass-bright: #c9a45c;
  --night: #120e26;
  --rule: rgba(34, 26, 18, 0.25);
}

* {
  box-sizing: border-box;
}

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

body {
  background:
    radial-gradient(120% 90% at 50% 0%, #241c42 0%, #100c22 55%, #08060f 100%);
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.plate {
  width: min(1180px, 100%, calc((100vh - 150px) * 1.95));
  background: linear-gradient(160deg, var(--paper) 0%, var(--paper-deep) 100%);
  border: 1px solid #8a7448;
  border-radius: 4px;
  box-shadow:
    0 0 0 8px rgba(255, 255, 255, 0.03),
    0 32px 70px rgba(0, 0, 0, 0.6);
  padding: 14px 18px 16px;
}

.masthead {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  border-bottom: 2px solid var(--ink);
  padding-bottom: 10px;
  flex-wrap: wrap;
}

.mark h1 {
  margin: 0;
  font-size: 40px;
  letter-spacing: 0.22em;
  font-weight: 600;
}

.mark p {
  margin: 2px 0 0;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #6b5a3c;
}

.readouts {
  display: flex;
  gap: 26px;
  margin: 0;
}

.readouts div {
  text-align: right;
}

.readouts dt {
  font-size: 10px;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: #6b5a3c;
}

.readouts dd {
  margin: 0;
  font-size: 26px;
  font-variant-numeric: tabular-nums;
}

#light.hurt {
  color: #a3232a;
}

.bench {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 268px;
  gap: 18px;
  margin-top: 16px;
  align-items: start;
}

.board-wrap {
  position: relative;
  border: 1px solid #6f5a34;
  background: var(--night);
  box-shadow: inset 0 0 0 6px rgba(0, 0, 0, 0.35);
}

canvas {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 784 / 560;
  cursor: crosshair;
}

.banner {
  position: absolute;
  top: 14px;
  left: 50%;
  transform: translate(-50%, -8px);
  padding: 7px 18px;
  background: rgba(239, 227, 200, 0.94);
  border: 1px solid #8a7448;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}

.banner.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* --- tray ------------------------------------------------------------- */

.tray {
  background: rgba(255, 252, 244, 0.5);
  border: 1px solid var(--rule);
  padding: 12px;
}

.tray h3 {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #6b5a3c;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 6px;
}

.tools {
  display: grid;
  gap: 6px;
}

.tool,
.tray-button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  text-align: left;
  font: inherit;
  color: inherit;
  background: rgba(255, 255, 255, 0.35);
  border: 1px solid var(--rule);
  padding: 6px 9px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, transform 0.08s ease;
}

.tool:hover,
.tray-button:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.75);
  border-color: var(--brass);
}

.tool:active,
.tray-button:active:not(:disabled) {
  transform: translateY(1px);
}

.tool.active {
  background: #2a2140;
  border-color: #2a2140;
  color: var(--paper);
}

.tool.active .tool-key,
.tool.active .tool-count {
  border-color: rgba(239, 227, 200, 0.5);
  color: var(--paper);
}

.tool.broke,
.tray-button.broke {
  opacity: 0.45;
}

.tool-key {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  display: grid;
  place-items: center;
  border: 1px solid var(--brass);
  font-size: 11px;
  color: var(--brass);
}

.tool-body {
  flex: 1;
  min-width: 0;
}

.tool-body b {
  display: block;
  font-size: 14px;
  letter-spacing: 0.05em;
}

.tool-body i {
  display: block;
  font-size: 10px;
  font-style: italic;
  opacity: 0.75;
  line-height: 1.25;
}

.tool-count {
  flex: 0 0 auto;
  font-variant-numeric: tabular-nums;
  border-left: 1px solid var(--rule);
  padding-left: 8px;
  font-size: 15px;
}

.tool:disabled,
.tool.spent {
  opacity: 0.42;
  cursor: default;
}

.tool[hidden] {
  display: none;
}

.tray-button {
  margin-top: 6px;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.tray-button.send {
  background: #2a2140;
  color: var(--paper);
  border-color: #2a2140;
}

.tray-button.send:hover:not(:disabled) {
  background: #3a2e58;
  color: var(--paper);
}

.tray-button:disabled {
  opacity: 0.5;
  cursor: default;
}

.level-nav {
  display: grid;
  grid-template-columns: 28px 1fr 28px;
  align-items: center;
  gap: 6px;
  margin-bottom: 8px;
}

.level-nav span {
  text-align: center;
  color: #6b5a3c;
  font-size: 9px;
  line-height: 1.3;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.level-nav button,
.attempt-controls button,
.secondary,
.hint-toggle {
  font: inherit;
  color: inherit;
  background: rgba(255, 255, 255, 0.28);
  border: 1px solid var(--rule);
  cursor: pointer;
}

.level-nav button {
  height: 26px;
}

.level-nav button:disabled,
.attempt-controls button:disabled {
  opacity: 0.3;
  cursor: default;
}

.level-brief {
  margin: -2px 0 6px;
  font-size: 12px;
  line-height: 1.38;
}

.wave-summary {
  margin: 0 0 10px;
  color: #6b5a3c;
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.attempt-controls {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 5px;
  margin-top: 5px;
}

.attempt-controls button {
  min-height: 30px;
  padding: 4px;
  font-size: 9px;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.hint-toggle {
  display: block;
  width: 100%;
  margin-top: 8px;
  padding: 5px 8px;
  color: #6b5a3c;
  font-size: 9px;
  text-align: left;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.hint-copy {
  display: none;
  margin: 6px 2px 0;
  padding-left: 8px;
  border-left: 2px solid var(--brass-bright);
  color: #6b5a3c;
  font-size: 11px;
  font-style: italic;
  line-height: 1.35;
}

.hint-copy.visible {
  display: block;
}

.tray-label {
  font-size: 15px;
  letter-spacing: 0.06em;
}

.tray-meta {
  font-size: 11px;
  opacity: 0.75;
}

.next {
  margin: 8px 0 0;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: #6b5a3c;
  min-height: 16px;
}

.legend {
  margin: 10px 0 0;
  border-top: 1px solid var(--rule);
  padding-top: 8px;
  font-size: 10px;
  line-height: 1.45;
}

.legend div {
  display: flex;
  gap: 8px;
}

.legend dt {
  flex: 0 0 68px;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: #6b5a3c;
}

.legend dd {
  margin: 0;
  flex: 1;
}

.text-button {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #6b5a3c;
  cursor: pointer;
}

/* --- curtains --------------------------------------------------------- */

.curtain {
  position: absolute;
  inset: 0;
  display: none;
  place-items: center;
  background: radial-gradient(80% 80% at 50% 40%, rgba(18, 14, 38, 0.93), rgba(8, 6, 15, 0.98));
  padding: 24px;
  text-align: center;
  color: var(--paper);
}

.curtain.visible {
  display: grid;
}

.curtain-inner {
  max-width: 520px;
}

.kicker {
  margin: 0;
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--brass-bright);
}

.curtain h2 {
  margin: 8px 0 12px;
  font-size: 52px;
  letter-spacing: 0.2em;
  font-weight: 500;
}

.thesis,
.finalline {
  margin: 0 auto 16px;
  font-size: 16px;
  line-height: 1.55;
  max-width: 44ch;
  color: #e6dcc4;
}

.rules {
  margin: 0 auto 20px;
  padding: 0;
  list-style: none;
  max-width: 46ch;
  text-align: left;
  font-size: 14px;
  line-height: 1.7;
  color: #d6ccb6;
}

.rules li::before {
  content: "—";
  color: var(--brass-bright);
  margin-right: 8px;
}

.primary {
  font: inherit;
  font-size: 16px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding: 11px 26px;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--brass-bright);
  cursor: pointer;
}

.primary:hover {
  background: #fff8e8;
}

.result-actions {
  display: flex;
  justify-content: center;
  gap: 9px;
}

.secondary {
  padding: 10px 18px;
  color: var(--paper);
  border-color: rgba(239, 227, 200, 0.5);
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.secondary:hover {
  background: rgba(239, 227, 200, 0.12);
}

#result-title.failure {
  color: #ff8f8f;
}

.best {
  margin: 14px 0 0;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #9a8a6c;
}

@media (max-width: 900px) {
  body {
    height: auto;
    min-height: 100%;
    align-items: flex-start;
  }

  .plate {
    width: 100%;
  }

  .bench {
    grid-template-columns: minmax(0, 1fr);
  }

  .readouts {
    gap: 16px;
  }

  .mark h1 {
    font-size: 30px;
  }
}