@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@300;400;500;600&family=Newsreader:wght@400;600;700&display=swap");

:root {
  color-scheme: light;
  --tft-ink: #1d1f21;
  --tft-muted: #5b5f66;
  --tft-cream: #f7f2e9;
  --tft-ivory: #fffaf2;
  --tft-amber: #f5b63d;
  --tft-teal: #1e6f6d;
  --tft-teal-dark: #164c4b;
  --tft-rose: #d16b5a;
  --tft-sage: #9ab49f;
  --tft-border: rgba(29, 31, 33, 0.12);
  --tft-shadow: 0 18px 40px rgba(18, 23, 31, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(
    circle at top,
    #fdf6e5 0%,
    #f3efe4 30%,
    #f0f4ef 100%
  );
  color: var(--tft-ink);
  min-height: 100vh;
  padding: 32px 18px 60px;
}

.tft-shell {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.tft-hero {
  background: linear-gradient(135deg, #fef8ec 0%, #f3f6f1 55%, #e9f1ef 100%);
  border: 1px solid var(--tft-border);
  border-radius: 24px;
  padding: 28px 30px;
  box-shadow: var(--tft-shadow);
}

.tft-hero-top {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.tft-hero-title h1 {
  font-family: "Newsreader", "Times New Roman", serif;
  font-size: clamp(2rem, 3vw, 2.8rem);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}

.tft-hero-title p {
  color: var(--tft-muted);
  font-size: 1.05rem;
  max-width: 520px;
}

.tft-hero-badges {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}

.tft-badge {
  background: rgba(30, 111, 109, 0.12);
  color: var(--tft-teal-dark);
  border: 1px solid rgba(30, 111, 109, 0.2);
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.tft-hero-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 22px;
}

.tft-meta-item {
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--tft-muted);
}

.tft-meta-item strong {
  font-size: 1.3rem;
  color: var(--tft-ink);
  font-weight: 600;
}

.tft-grid {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
  gap: 22px;
}

.tft-arena,
.tft-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.tft-card {
  background: var(--tft-ivory);
  border-radius: 20px;
  padding: 20px 22px;
  border: 1px solid var(--tft-border);
  box-shadow: 0 12px 24px rgba(18, 23, 31, 0.08);
}

.tft-card-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
  gap: 12px;
}

.tft-card-header h2 {
  font-size: 1.15rem;
  font-family: "Newsreader", "Times New Roman", serif;
}

.tft-card-hint {
  font-size: 0.85rem;
  color: var(--tft-muted);
}

.tft-score-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 14px;
}

.tft-score-player {
  background: rgba(26, 106, 99, 0.08);
  border-radius: 14px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tft-score-player strong {
  font-size: 1.5rem;
  color: var(--tft-teal-dark);
}

.tft-score-label {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--tft-muted);
}

.tft-score-sub {
  font-size: 0.8rem;
  color: var(--tft-muted);
}

.tft-last-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
}

.tft-last-player {
  display: grid;
  gap: 8px;
  align-items: center;
  justify-items: start;
}

.tft-action-chip {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 1.4rem;
  background: rgba(30, 111, 109, 0.1);
  color: var(--tft-teal-dark);
  border: 1px solid rgba(30, 111, 109, 0.2);
}

.tft-action-chip.defect {
  background: rgba(209, 107, 90, 0.18);
  color: #7d2f21;
  border-color: rgba(209, 107, 90, 0.3);
}

.tft-last-payoff {
  font-size: 1.1rem;
  font-weight: 600;
}

.tft-chip {
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(209, 107, 90, 0.15);
  color: var(--tft-rose);
  font-size: 0.8rem;
  font-weight: 600;
}

.tft-chart canvas {
  width: 100%;
  height: 220px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid rgba(29, 31, 33, 0.08);
}

.tft-legend {
  display: flex;
  gap: 16px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.tft-legend-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--tft-muted);
}

.tft-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.tft-dot-coop {
  background: var(--tft-teal);
}

.tft-dot-defect {
  background: var(--tft-rose);
}

.tft-timeline-list {
  list-style: none;
  display: grid;
  gap: 10px;
}

.tft-timeline-item {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 14px;
  align-items: center;
  padding: 10px 12px;
  border-radius: 14px;
  background: rgba(30, 111, 109, 0.05);
}

.tft-timeline-round {
  font-weight: 600;
  color: var(--tft-teal-dark);
}

.tft-timeline-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

.tft-mini-chip {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  font-weight: 600;
  font-size: 0.9rem;
  color: #fff;
}

.tft-mini-chip.cooperate {
  background: var(--tft-teal);
}

.tft-mini-chip.defect {
  background: var(--tft-rose);
}

.tft-timeline-score {
  font-weight: 600;
  color: var(--tft-ink);
}

.tft-matrix-grid {
  display: grid;
  grid-template-columns: 140px repeat(2, 1fr);
  gap: 8px;
}

.tft-matrix-cell {
  border-radius: 12px;
  padding: 12px;
  border: 1px solid rgba(29, 31, 33, 0.08);
  background: #fff;
  min-height: 72px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.tft-matrix-header {
  background: rgba(30, 111, 109, 0.08);
  font-weight: 600;
}

.tft-matrix-reward {
  background: rgba(154, 180, 159, 0.2);
}

.tft-matrix-sucker {
  background: rgba(209, 107, 90, 0.15);
}

.tft-matrix-temptation {
  background: rgba(245, 182, 61, 0.2);
}

.tft-matrix-punishment {
  background: rgba(30, 111, 109, 0.12);
}

.tft-control-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 14px;
}

.tft-control-group label {
  font-weight: 600;
  color: var(--tft-muted);
}

.tft-control-group select,
.tft-control-group input[type="range"] {
  width: 100%;
}

.tft-control-group select {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--tft-border);
  background: #fff;
  font-family: inherit;
  font-size: 0.95rem;
}

.tft-range-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.tft-range-row span {
  min-width: 48px;
  font-weight: 600;
  color: var(--tft-teal-dark);
}

input[type="range"] {
  accent-color: var(--tft-teal);
}

.tft-button-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 10px;
  margin-top: 10px;
}

.tft-btn {
  padding: 10px 14px;
  border-radius: 12px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  background: var(--tft-teal);
  color: #fff;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.tft-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(30, 111, 109, 0.2);
}

.tft-btn-secondary {
  background: var(--tft-amber);
  color: #3a2a00;
}

.tft-btn-ghost {
  background: transparent;
  border: 1px solid var(--tft-border);
  color: var(--tft-muted);
}

.tft-strategy-details {
  display: grid;
  gap: 10px;
}

.tft-strategy-details h3 {
  font-size: 1.05rem;
  color: var(--tft-teal-dark);
}

.tft-strategy-details p {
  color: var(--tft-muted);
  font-size: 0.95rem;
}

.tft-strategy-details ul {
  list-style: none;
  display: grid;
  gap: 6px;
}

.tft-strategy-details li {
  display: flex;
  gap: 8px;
  align-items: baseline;
  font-size: 0.9rem;
  color: var(--tft-muted);
}

.tft-strategy-details li::before {
  content: "•";
  color: var(--tft-teal);
}

.tft-insights-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.tft-insight {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(30, 111, 109, 0.08);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.tft-insight strong {
  font-size: 1.2rem;
  color: var(--tft-teal-dark);
}

.tft-explainer {
  background: var(--tft-cream);
  border-radius: 24px;
  padding: 24px 26px;
  border: 1px solid var(--tft-border);
}

.tft-explainer h2 {
  font-family: "Newsreader", "Times New Roman", serif;
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.tft-explainer p {
  color: var(--tft-muted);
  margin-bottom: 18px;
}

.tft-explainer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
}

.tft-explainer-card {
  background: #fff;
  border-radius: 16px;
  padding: 16px;
  border: 1px solid rgba(29, 31, 33, 0.08);
}

.tft-explainer-card h3 {
  color: var(--tft-teal-dark);
  margin-bottom: 6px;
}

@media (max-width: 960px) {
  .tft-grid {
    grid-template-columns: 1fr;
  }

  .tft-matrix-grid {
    grid-template-columns: 120px repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  body {
    padding: 20px 14px 40px;
  }

  .tft-hero {
    padding: 22px;
  }

  .tft-hero-top {
    flex-direction: column;
  }

  .tft-last-grid {
    grid-template-columns: 1fr;
  }

  .tft-matrix-grid {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto;
    transition: none !important;
    animation: none !important;
  }
}