:root {
  color-scheme: dark;
  --black: #15110e;
  --black-soft: #211a14;
  --panel: #251d17;
  --panel-raised: #30261d;
  --copper: #b87333;
  --copper-light: #d89555;
  --orange: #c65d20;
  --gold: #c9a35d;
  --ivory: #f4efe6;
  --muted: #c5b9ac;
  --line: rgba(216, 149, 85, 0.24);
  --shadow: 0 14px 34px rgba(0, 0, 0, 0.24);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  background: var(--black);
}

body {
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  color: var(--ivory);
  background:
    radial-gradient(circle at 50% -20%, rgba(216, 149, 85, 0.16), transparent 34rem),
    linear-gradient(145deg, #17120e 0%, #211913 58%, #15110e 100%);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  line-height: 1.5;
}

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

button {
  font: inherit;
}

.page-shell {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  width: min(100% - 2rem, 1100px);
  height: 100vh;
  height: 100dvh;
  margin-inline: auto;
  padding: clamp(0.65rem, 1.8vh, 1.25rem) 0 0.5rem;
}

.hero {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) minmax(300px, 520px);
  align-items: end;
  gap: 0 2rem;
  width: 100%;
  max-width: none;
  margin: 0 auto clamp(0.55rem, 1.5vh, 0.9rem);
  text-align: left;
}

.eyebrow,
.section-label {
  margin: 0;
  color: var(--copper-light);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.75rem, 3.5vw, 2.7rem);
  font-weight: 500;
  letter-spacing: -0.045em;
  line-height: 1;
}

.hero .eyebrow {
  grid-column: 1 / -1;
  margin-bottom: 0.2rem;
}

.intro {
  max-width: 520px;
  margin: 0;
  color: var(--muted);
  font-size: clamp(0.78rem, 1.5vw, 0.95rem);
  text-align: right;
}

.game-card {
  display: grid;
  grid-template-areas:
    "toolbar"
    "game";
  grid-template-columns: minmax(0, 1fr);
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(0.55rem, 1.5vh, 0.9rem) 1.25rem;
  min-height: 0;
  padding: clamp(0.75rem, 1.6vw, 1.25rem);
  border: 1px solid var(--line);
  border-radius: 1.25rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.045), transparent 42%),
    rgba(37, 29, 23, 0.94);
  box-shadow: var(--shadow);
}

.game-toolbar {
  display: grid;
  grid-area: toolbar;
  grid-template-columns: minmax(0, 1fr) minmax(270px, 340px);
  align-items: center;
  gap: 1.25rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.025);
}

.game-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin: 0;
}

.game-card__header h2 {
  margin: 0.2rem 0 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.25rem, 4vw, 1.65rem);
  font-weight: 500;
}

.scoreboard {
  min-width: 84px;
  padding-left: 1rem;
  border-left: 1px solid var(--line);
  text-align: right;
}

.scoreboard span {
  display: block;
  color: var(--muted);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.scoreboard strong {
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.75rem;
  font-variant-numeric: tabular-nums;
  font-weight: 500;
}

.canvas-frame {
  --board-size: min(70vmin, 100%);
  position: relative;
  display: grid;
  width: var(--board-size);
  height: var(--board-size);
  max-width: none;
  max-height: none;
  overflow: hidden;
  border: 1px solid rgba(216, 149, 85, 0.38);
  border-radius: 0.8rem;
  background: #18130f;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.035),
    inset 0 0 24px rgba(0, 0, 0, 0.22);
  aspect-ratio: 1;
  transition:
    width 240ms ease,
    height 240ms ease;
}

canvas {
  display: block;
  width: 100%;
  height: 100%;
  touch-action: none;
}

.canvas-status {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  background: rgba(24, 18, 14, 0.7);
  text-align: center;
  transition: opacity 180ms ease, visibility 180ms ease;
}

.canvas-status[hidden] {
  display: none;
}

.canvas-status strong {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.65rem, 7vw, 2.6rem);
  font-weight: 500;
}

.canvas-status span {
  max-width: 28rem;
  color: var(--ivory);
  font-size: clamp(0.78rem, 2vw, 0.9rem);
}

.countdown-overlay {
  position: absolute;
  z-index: 4;
  inset: 0;
  display: grid;
  overflow: hidden;
  place-items: center;
  background: radial-gradient(
    circle,
    rgba(216, 149, 85, 0.12),
    transparent 58%
  );
  pointer-events: none;
}

.countdown-overlay[hidden] {
  display: none;
}

.countdown-overlay span {
  color: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(4rem, 22vmin, 9rem);
  font-variant-numeric: tabular-nums;
  font-weight: 500;
  line-height: 1;
  opacity: 0;
  text-shadow:
    0 0 18px rgba(216, 149, 85, 0.5),
    0 8px 30px rgba(198, 93, 32, 0.34);
  transform: translateY(0.7rem) scale(0.32);
  will-change: opacity, transform;
}

.countdown-overlay span.is-animating {
  animation: countdown-rise 760ms cubic-bezier(0.2, 0.75, 0.25, 1) both;
}

@keyframes countdown-rise {
  0% {
    opacity: 0;
    transform: translateY(0.7rem) scale(0.32);
  }

  18% {
    opacity: 1;
  }

  72% {
    opacity: 0.86;
  }

  100% {
    opacity: 0;
    transform: translateY(-1.15rem) scale(1.72);
  }
}

.status-line {
  min-height: 1.5em;
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.86rem;
  text-align: center;
}

.actions {
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-self: center;
  gap: 0.65rem;
}

.button,
.d-pad__button {
  min-height: 44px;
  border: 1px solid rgba(201, 163, 93, 0.3);
  color: var(--ivory);
  background: #34281f;
  cursor: pointer;
  transition:
    transform 150ms ease,
    border-color 150ms ease,
    background 150ms ease;
}

.button {
  padding: 0.62rem 0.75rem;
  border-radius: 0.55rem;
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.button--primary {
  border-color: var(--copper);
  background: linear-gradient(135deg, var(--orange), #9d481d);
}

.button:hover:not(:disabled),
.d-pad__button:hover,
.d-pad__joystick:hover,
.back-link:hover {
  border-color: var(--copper-light);
}

.button:active:not(:disabled),
.d-pad__button:active {
  transform: translateY(1px) scale(0.98);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.38;
}

.button:focus-visible,
.d-pad__button:focus-visible,
.d-pad__joystick:focus-visible,
.back-link:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.game-layout {
  display: grid;
  grid-area: game;
  grid-template-columns: minmax(0, 1fr) minmax(150px, 190px);
  align-items: stretch;
  align-content: start;
  gap: clamp(0.6rem, 1.5vw, 1rem);
  min-height: 0;
  transition: grid-template-columns 240ms ease;
}

.canvas-column {
  display: grid;
  width: 100%;
  max-height: 900px;
  align-content: start;
  min-width: 0;
  min-height: 0;
  justify-items: center;
  opacity: 1;
  transition:
    max-height 240ms ease,
    opacity 180ms ease;
}

.side-column {
  display: grid;
  min-width: 0;
  align-items: center;
  justify-items: center;
}

.side-column > * {
  grid-area: 1 / 1;
}

.controls {
  display: grid;
  align-self: center;
  justify-items: center;
  align-content: center;
  gap: clamp(0.55rem, 1.5vh, 0.9rem);
  width: 100%;
  max-width: 190px;
  height: auto;
  margin: 0;
  padding: clamp(0.7rem, 1.5vw, 1rem);
  border: 1px solid var(--line);
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.025);
  opacity: 1;
  transition:
    opacity 160ms ease,
    visibility 160ms ease;
}

.instructions {
  max-width: 220px;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

.instructions p:last-child {
  margin: 0.55rem 0 0;
}

kbd {
  display: inline-grid;
  min-width: 1.6em;
  min-height: 1.6em;
  margin-inline: 0.1rem;
  place-items: center;
  border: 1px solid rgba(201, 163, 93, 0.3);
  border-radius: 0.25rem;
  color: var(--ivory);
  background: #0e0c09;
  box-shadow: 0 2px 0 #000;
  font-family: inherit;
  font-size: 0.72rem;
}

.d-pad {
  display: grid;
  grid-template-columns: repeat(3, clamp(38px, 3.5vw, 44px));
  grid-template-rows: repeat(3, clamp(38px, 3.5vw, 44px));
  gap: 0.3rem;
  touch-action: none;
}

.d-pad__button {
  border-radius: 0.55rem;
  color: var(--gold);
  font-size: 1.15rem;
  font-weight: 700;
}

.d-pad__button--up {
  grid-column: 2;
  grid-row: 1;
}

.d-pad__button--left {
  grid-column: 1;
  grid-row: 2;
}

.d-pad__joystick {
  --joystick-x: 0px;
  --joystick-y: 0px;
  grid-column: 2;
  grid-row: 2;
  position: relative;
  margin: 0.28rem;
  padding: 0;
  border: 1px solid rgba(216, 149, 85, 0.42);
  border-radius: 50%;
  background: #1b1511;
  cursor: grab;
  touch-action: none;
}

.d-pad__joystick.is-active {
  border-color: var(--copper-light);
  cursor: grabbing;
}

.d-pad__knob {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 46%;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--copper));
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.22);
  aspect-ratio: 1;
  transform:
    translate(-50%, -50%)
    translate(var(--joystick-x), var(--joystick-y));
  transition: transform 140ms ease;
}

.d-pad__joystick.is-active .d-pad__knob {
  transition: none;
}

.d-pad__button--right {
  grid-column: 3;
  grid-row: 2;
}

.d-pad__button--down {
  grid-column: 2;
  grid-row: 3;
}

.control-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.72rem;
  text-align: center;
}

.project-panel {
  display: grid;
  width: 100%;
  max-height: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: 0.9rem;
  opacity: 0;
  background:
    linear-gradient(145deg, rgba(216, 149, 85, 0.08), transparent 48%),
    #2b2119;
  pointer-events: none;
  transform: translateX(14px);
  transition:
    max-height 240ms ease,
    padding 240ms ease,
    border-color 180ms ease,
    opacity 180ms ease,
    transform 240ms ease;
}

.project-panel__actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.45rem;
  margin-bottom: 1rem;
}

.panel-button {
  display: grid;
  min-height: 42px;
  padding: 0.55rem;
  place-items: center;
  border: 1px solid rgba(216, 149, 85, 0.34);
  border-radius: 0.55rem;
  color: var(--ivory);
  background: #35281f;
  cursor: pointer;
  font: inherit;
  font-size: 0.68rem;
  font-weight: 750;
  letter-spacing: 0.045em;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
}

.panel-button--primary {
  border-color: var(--copper-light);
  background: linear-gradient(135deg, var(--orange), #9d481d);
}

.panel-button:hover,
.panel-button:focus-visible {
  border-color: var(--gold);
}

.panel-button:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.project-panel h3 {
  margin: 0.3rem 0 0.8rem;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 500;
}

#project-token {
  color: var(--copper-light);
}

.project-list {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.project-list a {
  display: block;
  padding: 0.62rem 0.7rem;
  border-left: 2px solid var(--copper);
  color: var(--ivory);
  background: rgba(255, 255, 255, 0.035);
  font-size: 0.78rem;
  line-height: 1.35;
  text-decoration: none;
}

.project-list a:hover,
.project-list a:focus-visible {
  border-left-color: var(--gold);
  background: rgba(216, 149, 85, 0.09);
}

.game-card.is-panel-open .game-layout {
  grid-template-columns: minmax(0, 1fr) minmax(280px, 340px);
}

.game-card.is-panel-open .controls {
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
}

.game-card.is-panel-open .project-panel {
  max-height: 520px;
  padding: 0.8rem;
  border-color: var(--line);
  opacity: 1;
  pointer-events: auto;
  transform: translateX(0);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0.45rem 0 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.footer p {
  margin: 0;
  text-align: right;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--copper);
  color: var(--ivory);
  font-weight: 700;
  text-decoration: none;
}

@media (min-width: 701px) and (min-height: 560px) {
  body {
    overflow: hidden;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: min(100% - 0.75rem, 700px);
    padding-top: 0.45rem;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 0.15rem;
    margin-bottom: 0.4rem;
    text-align: center;
  }

  .hero .eyebrow {
    display: none;
  }

  h1 {
    font-size: clamp(1.45rem, 7vw, 2rem);
  }

  .intro {
    max-width: none;
    font-size: 0.76rem;
    text-align: center;
  }

  .game-card {
    grid-template-areas:
      "toolbar"
      "game";
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    gap: 0.45rem;
    padding: 0.55rem;
    border-radius: 0.9rem;
  }

  .game-card__header h2 {
    font-size: 1.2rem;
  }

  .scoreboard strong {
    font-size: 1.5rem;
  }

  .game-toolbar {
    position: sticky;
    top: 0.35rem;
    z-index: 10;
    grid-template-columns: 1fr;
    gap: 0.4rem;
    padding: 0.45rem;
    border: 1px solid var(--line);
    border-radius: 0.7rem;
    background: rgba(42, 33, 26, 0.96);
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.18);
    backdrop-filter: blur(12px);
  }

  .actions {
    position: static;
  }

  .game-layout {
    grid-template-columns: 1fr;
    grid-auto-flow: row;
    gap: 0.25rem;
    justify-items: stretch;
  }

  .canvas-column,
  .side-column {
    grid-column: 1;
  }

  .side-column {
    width: 100%;
  }

  .game-card.is-panel-open .game-layout {
    grid-template-columns: 1fr;
  }

  .game-card.is-panel-open .project-panel {
    max-height: 500px;
  }

  .status-line {
    font-size: 0.76rem;
  }

  .controls {
    width: 100%;
    height: auto;
    max-width: none;
    padding: 0.35rem 0.5rem 0.45rem;
    border: 1px solid var(--line);
  }

  .instructions {
    display: none;
  }

  .d-pad {
    grid-template-columns: repeat(3, clamp(34px, 10vw, 42px));
    grid-template-rows: repeat(3, clamp(34px, 10vw, 42px));
  }

  .control-hint {
    font-size: 0.66rem;
  }

  .footer {
    justify-content: center;
    padding-top: 0.35rem;
  }

  .footer p {
    display: none;
  }
}

@media (max-width: 400px) {
  .game-card {
    gap: 0.3rem;
    padding: 0.4rem;
  }

  .game-toolbar {
    gap: 0.3rem;
    padding: 0.35rem;
  }

  .actions {
    gap: 0.3rem;
  }

  .button {
    min-height: 40px;
    padding-inline: 0.35rem;
    font-size: 0.68rem;
  }

  .scoreboard {
    min-width: 64px;
    padding-left: 0.75rem;
  }
}

@media (max-height: 600px) and (min-width: 560px) {
  .page-shell {
    grid-template-rows: minmax(0, 1fr);
    width: min(100% - 0.75rem, 980px);
    padding-block: 0.35rem;
  }

  .hero,
  .footer {
    display: none;
  }

  .game-card {
    grid-template-areas:
      "toolbar"
      "game";
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: auto minmax(0, 1fr);
    gap: 0.4rem 0.75rem;
    padding: 0.5rem;
  }

  .game-toolbar {
    position: static;
    grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
    gap: 0.75rem;
    padding: 0;
    border: 0;
    background: transparent;
    box-shadow: none;
    backdrop-filter: none;
  }

  .game-layout {
    grid-template-columns: minmax(0, 1fr) 160px;
    gap: 0.5rem;
  }

  .game-card.is-panel-open .game-layout {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 320px);
  }

  .controls {
    max-width: 160px;
    padding: 0.45rem;
    border: 1px solid var(--line);
  }

  .instructions {
    display: none;
  }
}

@media (max-width: 400px) and (max-height: 650px) {
  .intro,
  .control-hint {
    display: none;
  }

  .hero {
    margin-bottom: 0.25rem;
  }

  .controls {
    padding: 0.2rem;
  }

  .game-layout {
    grid-template-columns: minmax(0, 1fr) 142px;
    align-items: center;
    gap: 0.3rem;
  }

  .canvas-column {
    grid-column: 1;
    grid-row: 1;
  }

  .side-column {
    grid-column: 2;
    grid-row: 1;
  }

  .d-pad {
    grid-template-columns: repeat(3, 30px);
    grid-template-rows: repeat(3, 30px);
    gap: 0.22rem;
  }

  .d-pad__button {
    min-height: 30px;
  }

  .game-card.is-panel-open .game-layout {
    grid-template-columns: 1fr;
  }

  .game-card.is-panel-open .side-column {
    grid-column: 1;
  }

  .game-card.is-panel-open .canvas-column {
    max-height: 0;
    overflow: hidden;
    opacity: 0;
  }

  .footer {
    padding-top: 0.2rem;
  }

  .back-link {
    padding-block: 0.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  .countdown-overlay span.is-animating {
    animation: countdown-fade 760ms linear both;
  }
}

@keyframes countdown-fade {
  0%,
  100% {
    opacity: 0;
    transform: none;
  }

  20%,
  75% {
    opacity: 1;
    transform: none;
  }
}