:root {
  color-scheme: light;
  --bg: #f3f0e8;
  --ink: #202225;
  --muted: #6a655d;
  --panel: #fffaf0;
  --panel-strong: #ffffff;
  --line: #d9d1c3;
  --shadow: 0 24px 70px rgba(44, 40, 34, 0.18);
  --green: #1e8f65;
  --green-soft: #dff5ea;
  --red: #c94f4f;
  --red-soft: #fae2df;
  --blue: #376f91;
  --yellow: #f2c94c;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
}

body {
  min-height: 100vh;
  margin: 0;
  background:
    radial-gradient(circle at 20% 0%, rgba(242, 201, 76, 0.24), transparent 30rem),
    linear-gradient(135deg, #f7f2e7 0%, #e7efe9 48%, #eef0f6 100%);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

button {
  font: inherit;
}

.app-shell {
  width: min(1120px, 100%);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px;
  display: grid;
  grid-template-columns: minmax(220px, 300px) minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  gap: 18px 28px;
}

.topbar {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.eyebrow,
.card-kicker,
.score-label {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1 {
  margin: 2px 0 0;
  font-size: clamp(1.9rem, 5vw, 3.4rem);
  line-height: 0.95;
  letter-spacing: 0;
}

.icon-button {
  width: 46px;
  height: 46px;
  border: 1px solid rgba(32, 34, 37, 0.16);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
  cursor: pointer;
  display: inline-grid;
  place-items: center;
  box-shadow: 0 8px 24px rgba(44, 40, 34, 0.12);
}

.icon-button:hover {
  background: #fff;
}

.scoreboard {
  align-self: start;
  display: grid;
  gap: 12px;
}

.score-tile {
  min-height: 96px;
  padding: 18px;
  border: 1px solid rgba(32, 34, 37, 0.1);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.78);
  backdrop-filter: blur(18px);
  box-shadow: 0 14px 40px rgba(44, 40, 34, 0.09);
}

.score-action {
  width: 100%;
  color: inherit;
  cursor: pointer;
  text-align: left;
}

.score-action:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

.score-total {
  background: #202225;
  color: #fffaf0;
}

.score-total .score-label {
  color: rgba(255, 250, 240, 0.72);
}

.score-value {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  line-height: 1;
}

.play-area {
  min-height: 660px;
  display: grid;
  grid-template-rows: auto minmax(360px, 1fr) auto;
  align-items: center;
  justify-items: center;
  gap: 18px;
}

.status-pill {
  min-height: 36px;
  margin: 0;
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 750;
  text-align: center;
}

.card-stage {
  position: relative;
  width: min(100%, 560px);
  aspect-ratio: 0.82;
  display: grid;
  place-items: center;
  touch-action: none;
}

.card-stage::before,
.card-stage::after {
  content: "";
  position: absolute;
  width: 86%;
  height: 86%;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.48);
  border: 1px solid rgba(32, 34, 37, 0.08);
  transform: rotate(-5deg) translateY(12px);
  z-index: 0;
}

.card-stage::after {
  width: 80%;
  height: 80%;
  transform: rotate(5deg) translateY(26px);
  background: rgba(255, 255, 255, 0.3);
}

.phrase-card {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  padding: clamp(24px, 5vw, 42px);
  border: 1px solid rgba(32, 34, 37, 0.12);
  border-radius: 8px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.92), rgba(255, 250, 240, 0.96)),
    var(--panel-strong);
  box-shadow: var(--shadow);
  cursor: grab;
  user-select: none;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 22px;
  will-change: transform;
}

.phrase-card:active {
  cursor: grabbing;
}

.phrase-card:focus-visible,
.action-button:focus-visible,
.icon-button:focus-visible,
.score-action:focus-visible {
  outline: 3px solid rgba(55, 111, 145, 0.38);
  outline-offset: 4px;
}

.phrase-card.leaving-left {
  animation: leaveLeft 280ms ease-in forwards;
}

.phrase-card.leaving-right {
  animation: leaveRight 280ms ease-in forwards;
}

.phrase-card.entering {
  animation: enterCard 260ms ease-out;
}

.phrase-card.is-concealed {
  cursor: pointer;
}

.phrase-card.is-concealed .card-kicker,
.phrase-card.is-concealed .phrase-text,
.phrase-card.is-concealed .card-footer {
  opacity: 0;
}

.phrase-card.is-concealed .swipe-badge {
  display: none;
}

.reveal-hint {
  position: absolute;
  inset: 0;
  margin: 0;
  color: var(--muted);
  font-size: clamp(1.35rem, 4vw, 2.35rem);
  font-weight: 950;
  letter-spacing: 0;
  opacity: 0;
  display: grid;
  place-items: center;
  text-align: center;
  pointer-events: none;
  transition: opacity 480ms ease;
}

.phrase-card.show-reveal-hint .reveal-hint {
  opacity: 1;
}

.phrase-card.is-revealed .card-kicker,
.phrase-card.is-revealed .phrase-text,
.phrase-card.is-revealed .card-footer {
  animation: fadeInText 240ms ease-out;
}

.phrase-text {
  align-self: center;
  margin: 0;
  font-size: clamp(2.35rem, 7vw, 5.4rem);
  font-weight: 950;
  line-height: 0.98;
  letter-spacing: 0;
  text-wrap: balance;
}

.card-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.difficulty,
.category {
  min-height: 34px;
  padding: 8px 11px;
  border-radius: 999px;
  color: var(--ink);
  font-size: 0.82rem;
  font-weight: 850;
}

.difficulty {
  background: var(--yellow);
}

.category {
  background: #d8e9f1;
}

.swipe-badge {
  position: absolute;
  top: 24px;
  padding: 9px 12px;
  border: 3px solid currentColor;
  border-radius: 8px;
  font-weight: 950;
  text-transform: uppercase;
  opacity: 0;
  transform: rotate(-10deg);
  transition: opacity 120ms ease;
}

.badge-left {
  left: 22px;
  color: var(--red);
}

.badge-right {
  right: 22px;
  color: var(--green);
  transform: rotate(10deg);
}

.phrase-card[data-swipe="left"] .badge-left,
.phrase-card[data-swipe="right"] .badge-right {
  opacity: 1;
}

.actions {
  width: min(100%, 560px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.action-button {
  min-height: 58px;
  border: 1px solid rgba(32, 34, 37, 0.1);
  border-radius: 8px;
  color: var(--ink);
  cursor: pointer;
  font-size: 1rem;
  font-weight: 900;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 12px 30px rgba(44, 40, 34, 0.1);
}

.action-button span {
  font-size: 1.2rem;
}

.action-button.fail {
  background: var(--red-soft);
}

.action-button.success {
  background: var(--green-soft);
}

.action-button:hover {
  transform: translateY(-1px);
}

.action-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.history-panel {
  position: fixed;
  inset: 0;
  z-index: 10;
  display: none;
}

.history-panel.is-open {
  display: block;
}

.history-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(32, 34, 37, 0.38);
}

.history-dialog {
  position: absolute;
  inset: 24px;
  left: max(24px, calc(50% - 520px));
  width: min(1040px, calc(100% - 48px));
  padding: 22px;
  border: 1px solid rgba(32, 34, 37, 0.14);
  border-radius: 8px;
  background: rgba(255, 250, 240, 0.96);
  box-shadow: var(--shadow);
  display: grid;
  grid-template-rows: auto auto 1fr;
  gap: 16px;
}

.history-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 16px;
}

.history-header h2 {
  margin: 2px 0 0;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1;
  letter-spacing: 0;
}

.history-score {
  width: fit-content;
  min-width: 180px;
  padding: 12px 14px;
  border-radius: 8px;
  background: #202225;
  color: #fffaf0;
}

.history-score .score-label {
  color: rgba(255, 250, 240, 0.72);
}

.history-grid {
  min-height: 0;
  overflow: auto;
  padding-right: 4px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(210px, 1fr));
  align-content: start;
  gap: 12px;
}

.history-card {
  min-height: 154px;
  padding: 14px;
  border: 1px solid rgba(32, 34, 37, 0.12);
  border-left: 7px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  display: grid;
  gap: 12px;
}

.history-card.success {
  border-left-color: var(--green);
  background: var(--green-soft);
}

.history-card.fail {
  border-left-color: var(--red);
  background: var(--red-soft);
}

.history-card.longest-streak {
  box-shadow: inset 0 0 0 3px var(--yellow), 0 12px 26px rgba(44, 40, 34, 0.12);
}

.history-card-text {
  margin: 0;
  font-size: 1.05rem;
  font-weight: 900;
  line-height: 1.12;
}

.history-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-self: end;
}

.history-card-meta span,
.empty-history {
  padding: 7px 9px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.58);
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 850;
}

.empty-history {
  width: fit-content;
  border-radius: 8px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

@keyframes leaveLeft {
  to {
    transform: translateX(-120vw) rotate(-20deg);
    opacity: 0;
  }
}

@keyframes leaveRight {
  to {
    transform: translateX(120vw) rotate(20deg);
    opacity: 0;
  }
}

@keyframes enterCard {
  from {
    transform: translateY(16px) scale(0.97);
    opacity: 0;
  }
}

@keyframes fadeInText {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
}

@media (max-width: 760px) {
  .app-shell {
    padding: 18px;
    grid-template-columns: 1fr;
    grid-template-rows: auto auto 1fr;
    gap: 16px;
  }

  .scoreboard {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .score-total,
  #history-button {
    grid-column: span 3;
    min-height: 70px;
  }

  .score-tile {
    min-height: 78px;
    padding: 12px;
  }

  .score-value {
    font-size: 1.55rem;
  }

  .score-label {
    font-size: 0.64rem;
  }

  .play-area {
    min-height: auto;
    grid-template-rows: auto minmax(390px, 1fr) auto;
    align-content: stretch;
  }

  .card-stage {
    width: min(100%, 430px);
    aspect-ratio: 0.78;
  }

  .phrase-text {
    font-size: clamp(2.4rem, 12vw, 4.4rem);
  }
}

@media (max-width: 420px) {
  .topbar {
    align-items: flex-start;
  }

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

  .history-dialog {
    inset: 10px;
    width: calc(100% - 20px);
    padding: 14px;
  }

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