:root {
  color-scheme: light;
  --ink: #17191f;
  --muted: #5c6472;
  --paper: #fbfaf8;
  --panel: #ffffff;
  --line: #d7dce3;
  --rose: #d74f63;
  --rose-dark: #9f263f;
  --teal: #0b7f7a;
  --teal-soft: #dff4f1;
  --gold: #b66b00;
  --gold-soft: #fff0d3;
  --green: #168753;
  --red: #bd2f3a;
  --shadow: 0 20px 60px rgba(23, 25, 31, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background:
    linear-gradient(135deg, rgba(215, 79, 99, 0.12), transparent 34%),
    linear-gradient(315deg, rgba(11, 127, 122, 0.14), transparent 36%),
    var(--paper);
}

body {
  min-height: 100%;
  margin: 0;
  color: var(--ink);
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

button,
input {
  font: inherit;
}

button {
  min-height: 44px;
}

.app-shell {
  width: min(100%, 980px);
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0 16px;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--teal);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 8vw, 4.8rem);
  line-height: 0.96;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(1.8rem, 6vw, 3.5rem);
  line-height: 1.02;
  letter-spacing: 0;
}

h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.25;
  letter-spacing: 0;
}

.score-pill {
  display: grid;
  gap: 6px;
  min-width: 180px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
  box-shadow: 0 8px 30px rgba(23, 25, 31, 0.08);
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 800;
  text-align: right;
}

.progress-track {
  height: 10px;
  overflow: hidden;
  border: 1px solid rgba(23, 25, 31, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.7);
}

.progress-track span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--rose), var(--teal));
  transition: width 180ms ease;
}

.panel,
.question-shell {
  margin-top: 18px;
}

.panel {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: var(--shadow);
}

.setup-panel {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 380px);
  gap: 24px;
  align-items: end;
}

.setup-copy h2 {
  max-width: 670px;
}

.name-form {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
}

input {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-size: 1rem;
  font-weight: 750;
  outline: none;
}

input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(11, 127, 122, 0.16);
}

.button-row,
.footer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  justify-content: flex-end;
}

.primary-button,
.ghost-button {
  cursor: pointer;
  border-radius: 8px;
  padding: 12px 18px;
  font-weight: 850;
  letter-spacing: 0;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    border-color 160ms ease,
    background 160ms ease;
}

.primary-button {
  border: 1px solid var(--ink);
  background: var(--ink);
  color: #fff;
  box-shadow: 0 10px 24px rgba(23, 25, 31, 0.18);
}

.primary-button:hover,
.ghost-button:hover,
.option-button:hover {
  transform: translateY(-1px);
}

.primary-button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
  box-shadow: none;
}

.ghost-button {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  color: var(--ink);
}

.round-list {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
  margin-top: 18px;
}

.round-tile {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  min-height: 92px;
  padding: 12px;
  border: 1px solid rgba(23, 25, 31, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
}

.round-number,
.turn-badge,
.option-letter {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: var(--teal-soft);
  color: var(--teal);
  font-size: 0.85rem;
  font-weight: 900;
}

.round-tile p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 750;
}

.question-meta,
.answer-strip,
.breakdown-row {
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: space-between;
}

.question-meta {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 850;
  text-transform: uppercase;
}

.question-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid rgba(23, 25, 31, 0.14);
  border-radius: 8px;
  background:
    linear-gradient(120deg, rgba(215, 79, 99, 0.13), transparent 46%),
    #fff;
  box-shadow: 0 12px 42px rgba(23, 25, 31, 0.1);
}

.question-card .turn-badge {
  width: max-content;
  min-width: 76px;
  padding: 0 14px;
  border-radius: 999px;
  background: var(--gold-soft);
  color: var(--gold);
}

.play-form {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

legend {
  margin-bottom: 10px;
  color: var(--muted);
  font-size: 0.88rem;
  font-weight: 900;
  text-transform: uppercase;
}

.option-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.option-button {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 66px;
  padding: 10px 12px;
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  font-weight: 800;
  text-align: left;
  letter-spacing: 0;
  box-shadow: 0 8px 26px rgba(23, 25, 31, 0.06);
}

.option-button.selected {
  border-color: rgba(11, 127, 122, 0.8);
  background: var(--teal-soft);
  box-shadow: 0 0 0 4px rgba(11, 127, 122, 0.14);
}

.option-button.selected .option-letter {
  background: var(--teal);
  color: #fff;
}

.footer-actions {
  margin-top: 2px;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.score-card {
  display: grid;
  gap: 12px;
  padding: 16px;
  border: 1px solid var(--line);
  border-left-width: 6px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
}

.score-exact {
  border-left-color: var(--green);
}

.score-close {
  border-left-color: var(--gold);
}

.score-wrong {
  border-left-color: var(--red);
}

.score-card-head {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  justify-content: space-between;
}

.score-card-head span {
  flex: 0 0 auto;
  padding: 5px 8px;
  border-radius: 999px;
  background: rgba(23, 25, 31, 0.08);
  font-size: 0.8rem;
  font-weight: 900;
}

dl {
  display: grid;
  gap: 10px;
  margin: 0;
}

dt {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 900;
  text-transform: uppercase;
}

dd {
  margin: 2px 0 0;
  font-weight: 850;
}

.score-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.score-buttons button {
  cursor: pointer;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  color: var(--ink);
  font-weight: 850;
}

.score-buttons button.selected {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.score-state {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 850;
}

.answer-strip {
  margin: 14px 0 0;
  padding: 14px;
  border: 1px solid rgba(23, 25, 31, 0.12);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.74);
}

.answer-strip div {
  display: grid;
  gap: 3px;
}

.answer-strip span {
  color: var(--muted);
  font-size: 0.76rem;
  font-weight: 900;
  text-transform: uppercase;
}

.answer-strip strong {
  font-size: 0.98rem;
}

.summary-panel {
  display: grid;
  gap: 18px;
}

.summary-scoreboard {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.summary-scoreboard article {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.summary-scoreboard span {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 900;
  text-transform: uppercase;
}

.summary-scoreboard strong {
  display: block;
  margin-top: 4px;
  font-size: clamp(2.2rem, 8vw, 4rem);
  line-height: 1;
}

.summary-scoreboard p {
  margin: 6px 0 0;
  color: var(--muted);
  font-weight: 800;
}

.round-breakdown {
  display: grid;
  gap: 8px;
}

.breakdown-row {
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid rgba(23, 25, 31, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.76);
}

.breakdown-row span {
  display: inline-grid;
  place-items: center;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: rgba(215, 79, 99, 0.13);
  color: var(--rose-dark);
  font-weight: 900;
}

.breakdown-row p {
  flex: 1 1 auto;
  margin: 0;
  color: var(--muted);
  font-weight: 750;
}

.breakdown-row strong {
  flex: 0 0 auto;
}

@media (max-width: 780px) {
  .app-shell {
    padding: 16px;
  }

  .topbar,
  .setup-panel,
  .question-meta,
  .answer-strip {
    display: grid;
  }

  .score-pill {
    min-width: 0;
    text-align: left;
  }

  .setup-panel,
  .round-list,
  .option-grid,
  .results-grid,
  .summary-scoreboard {
    grid-template-columns: 1fr;
  }

  .button-row,
  .footer-actions {
    justify-content: stretch;
  }

  .button-row > *,
  .footer-actions > * {
    flex: 1 1 160px;
  }

  .question-card,
  .panel {
    padding: 18px;
  }
}

@media (max-width: 440px) {
  .app-shell {
    padding: 12px;
  }

  h1 {
    font-size: 2.35rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  .option-button {
    grid-template-columns: 30px 1fr;
    min-height: 62px;
  }

  .breakdown-row {
    align-items: flex-start;
  }
}