:root {
  color-scheme: dark;
  --page: #11121a;
  --panel: #1a1b26;
  --panel-raised: #222431;
  --ink: #f5f3ef;
  --muted: #a4a3b0;
  --line: #343542;
  --accent: #ff795f;
  --shadow: 0 24px 80px rgb(0 0 0 / 25%);
}

* {
  box-sizing: border-box;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(ellipse at 50% -28%, rgb(98 80 146 / 21%), transparent 55%),
    var(--page);
  color: var(--ink);
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  transition: background-color 180ms ease, color 180ms ease;
}

button {
  color: inherit;
  font: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.app-shell {
  width: min(100% - 40px, 960px);
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
}

.topbar {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  font: 500 12px "DM Mono", monospace;
  letter-spacing: 0.13em;
  text-decoration: none;
}

.brand-icon {
  color: var(--accent);
  font-size: 22px;
}

.button,
.back-link {
  border: 1px solid var(--line);
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, background 140ms ease;
}

.button:hover,
.back-link:hover {
  transform: translateY(-1px);
  border-color: var(--muted);
}

.button-quiet {
  padding: 9px 14px;
  color: var(--muted);
  font-size: 12px;
}

.screen {
  flex: 1;
  padding: 62px 0 52px;
  animation: appear 240ms ease both;
}

.eyebrow {
  margin: 0 0 16px;
  color: var(--accent);
  font: 500 11px "DM Mono", monospace;
  letter-spacing: 0.17em;
}

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

h1 {
  margin-bottom: 14px;
  font-size: clamp(42px, 8vw, 68px);
  line-height: 0.99;
  letter-spacing: -0.065em;
}

h1 span {
  color: var(--accent);
}

.intro {
  margin-bottom: 36px;
  color: var(--muted);
  font-size: 16px;
}

.game-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.game-card {
  position: relative;
  min-height: 164px;
  padding: 20px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--panel);
  text-align: left;
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.game-card:hover {
  transform: translateY(-4px);
  border-color: var(--card-color);
  background: var(--panel-raised);
}

.card-icon {
  display: block;
  margin-bottom: 18px;
  color: var(--card-color);
  font-size: 26px;
  line-height: 1;
}

.card-name,
.card-hint {
  display: block;
}

.card-name {
  max-width: 85%;
  font-size: 15px;
  font-weight: 600;
}

.card-hint {
  margin-top: 5px;
  color: var(--muted);
  font-size: 12px;
}

.card-arrow {
  position: absolute;
  right: 17px;
  bottom: 17px;
  color: var(--card-color);
  font-size: 18px;
}

.card-coral { --card-color: #ff795f; }
.card-yellow { --card-color: #f2c66d; }
.card-green { --card-color: #8dd8a6; }
.card-blue { --card-color: #84b9f4; }
.card-purple { --card-color: #c7a5f5; }
.card-orange { --card-color: #f4a66b; }

.menu-note {
  margin: 24px 0 0;
  color: var(--muted);
  font: 11px "DM Mono", monospace;
  letter-spacing: 0.03em;
}

.game-screen {
  width: min(100%, 680px);
  margin: 0 auto;
  padding-top: 32px;
}

.back-link {
  padding: 9px 14px;
  color: var(--muted);
  font-size: 12px;
}

.game-heading {
  padding: 28px 0 22px;
}

.game-heading .eyebrow {
  margin-bottom: 8px;
}

.game-heading h2 {
  margin-bottom: 7px;
  font-size: clamp(34px, 7vw, 48px);
  letter-spacing: -0.055em;
}

.game-subtitle {
  margin-bottom: 0;
  color: var(--muted);
  font-size: 14px;
}

.game-panel {
  min-height: 300px;
  padding: clamp(18px, 5vw, 34px);
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--panel);
  box-shadow: var(--shadow);
}

.status {
  min-height: 24px;
  margin: 14px 0;
  color: var(--muted);
  text-align: center;
}

.score-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.score-pill {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font: 12px "DM Mono", monospace;
}

.choice-row,
.action-row {
  display: flex;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.game-button {
  min-height: 44px;
  padding: 10px 17px;
  border: 1px solid var(--line);
  border-radius: 11px;
  background: var(--panel-raised);
  color: var(--ink);
  font-weight: 600;
  cursor: pointer;
  transition: transform 140ms ease, border-color 140ms ease, filter 140ms ease;
}

.game-button:hover:not(:disabled) {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.game-button:disabled {
  cursor: not-allowed;
  opacity: 0.58;
}

.game-button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #17131a;
}

.game-button.positive {
  border-color: #31a96d;
  background: #31a96d;
  color: #071b11;
}

.game-button.danger {
  border-color: #c74d50;
  background: #c74d50;
  color: white;
}

.choice-button {
  min-width: 100px;
  min-height: 94px;
  font-size: 28px;
}

.choice-button span {
  display: block;
  margin-top: 5px;
  font-size: 12px;
}

.word-display {
  margin: 22px 0;
  overflow-wrap: anywhere;
  font: 700 clamp(23px, 7vw, 36px) "DM Mono", monospace;
  letter-spacing: 0.16em;
  text-align: center;
}

.hangman-art {
  min-height: 130px;
  margin: 0;
  color: var(--accent);
  font: 14px/1.2 "DM Mono", monospace;
  text-align: center;
  white-space: pre;
}

.guess-form {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin: 18px 0;
}

.text-input {
  width: min(100%, 280px);
  min-height: 44px;
  padding: 10px 13px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--page);
  color: var(--ink);
  font: inherit;
}

.reaction-pad {
  width: 100%;
  min-height: 150px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--panel-raised);
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  transition: background 100ms ease;
}

.reaction-pad.waiting {
  background: #a83e48;
}

.reaction-pad.go {
  border-color: #31a96d;
  background: #31a96d;
  color: #071b11;
}

.board {
  display: grid;
  grid-template-columns: repeat(3, minmax(64px, 100px));
  justify-content: center;
  gap: 8px;
  margin: 20px 0;
}

.board-cell {
  aspect-ratio: 1;
  border-radius: 12px;
  font-size: clamp(36px, 9vw, 56px);
}

.board-cell.mark-x {
  color: #84b9f4;
}

.board-cell.mark-o {
  color: #ff795f;
}

.canvas-wrap {
  width: min(100%, 500px);
  margin: 10px auto;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #080a0d;
}

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

.dpad {
  display: grid;
  grid-template-columns: repeat(3, 48px);
  justify-content: center;
  gap: 5px;
  margin: 12px auto;
}

.dpad .game-button {
  min-height: 42px;
  padding: 6px;
}

.dpad .up { grid-column: 2; }
.dpad .left { grid-column: 1; grid-row: 2; }
.dpad .down { grid-column: 2; grid-row: 2; }
.dpad .right { grid-column: 3; grid-row: 2; }

.pong-controls {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 12px 0;
}

.control-group {
  display: flex;
  gap: 6px;
  align-items: center;
  color: var(--muted);
  font: 11px "DM Mono", monospace;
}

.control-group .game-button {
  min-width: 42px;
  min-height: 38px;
  padding: 6px 9px;
}

.hint {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 0 22px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font: 10px "DM Mono", monospace;
  letter-spacing: 0.05em;
}

body.light {
  color-scheme: light;
  --page: #eff2f5;
  --panel: #fff;
  --panel-raised: #f3f5f8;
  --ink: #202330;
  --muted: #666b7a;
  --line: #d7dbe3;
  --accent: #d94845;
  --shadow: 0 24px 80px rgb(40 45 60 / 10%);
  background: radial-gradient(ellipse at 50% -28%, #e1dafa, transparent 55%), var(--page);
}

body.light .reaction-pad.waiting {
  background: #a83e48;
  color: white;
}

body.light .reaction-pad.go {
  background: #31a96d;
  color: #071b11;
}

@keyframes appear {
  from { opacity: 0; transform: translateY(7px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 700px) {
  .app-shell { width: min(100% - 28px, 540px); }
  .screen { padding-top: 42px; }
  .game-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .game-card { min-height: 145px; padding: 16px; }
  .card-icon { margin-bottom: 13px; }
}

@media (max-width: 390px) {
  .game-card { min-height: 136px; padding: 12px; }
  .card-name { font-size: 13px; }
  .card-hint { font-size: 11px; }
  .site-footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}