:root {
  --bg-dark: #1a1410;
  --bg-panel: #2a2218;
  --bg-card: #342a1e;
  --bg-input: #1e1812;
  --border: #5c4a32;
  --border-light: #8b7355;
  --text: #e8dcc8;
  --text-muted: #a89878;
  --accent: #c9a227;
  --accent-dim: #8a7020;
  --danger: #b54a4a;
  --success: #6a9e5a;
  --compare: #7eb8da;
  --top-glow: rgba(201, 162, 39, 0.15);
  --font-serif: "Palatino Linotype", "Book Antiqua", Palatino, Georgia, serif;
  --font-sans: "Segoe UI", system-ui, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(ellipse at top, #2d2418 0%, var(--bg-dark) 60%),
    var(--bg-dark);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
}

.header {
  text-align: center;
  padding: 1.5rem 1rem 1rem;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, rgba(201, 162, 39, 0.08), transparent);
}

.header h1 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.75rem;
  color: var(--accent);
  letter-spacing: 0.04em;
}

.subtitle {
  margin: 0.4rem 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.battlefield {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 1rem;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 1rem 2rem;
  align-items: start;
}

.vs-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 3rem;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--accent-dim);
  text-shadow: 0 0 12px rgba(201, 162, 39, 0.3);
}

.team-column {
  min-width: 0;
}

.team-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.team-header h2 {
  margin: 0;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--accent);
}

.team-members {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.character-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.character-card.is-top {
  border-color: var(--accent-dim);
  box-shadow: 0 0 0 1px var(--top-glow), 0 4px 16px rgba(0, 0, 0, 0.35);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  background: rgba(0, 0, 0, 0.2);
  border-bottom: 1px solid var(--border);
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  flex: 1;
}

.card-actions {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}

.monster-select {
  font-family: inherit;
  font-size: 0.75rem;
  padding: 0.25rem 0.4rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-muted);
  cursor: pointer;
  max-width: 7.5rem;
}

.monster-select:focus {
  outline: none;
  border-color: var(--accent-dim);
  color: var(--text);
}

.card-title input[type="text"] {
  font-weight: 600;
  font-family: var(--font-serif);
  font-size: 0.95rem;
  background: transparent;
  border: none;
  border-bottom: 1px dashed var(--border-light);
  color: var(--text);
  width: 100%;
  min-width: 80px;
  padding: 0.1rem 0;
}

.card-title input[type="text"]:focus {
  outline: none;
  border-bottom-color: var(--accent);
}

.badge-top {
  flex-shrink: 0;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
  background: var(--accent-dim);
  color: #1a1410;
  font-weight: 700;
}

.card-body {
  padding: 0.75rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.stats-grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.field label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.15rem;
}

.field input[type="number"] {
  width: 100%;
  padding: 0.35rem 0.45rem;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  font-size: 0.9rem;
}

.field input[type="number"]:focus {
  outline: none;
  border-color: var(--accent-dim);
}

.damage-row {
  margin-top: 0.5rem;
}

.damage-row > label {
  display: block;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.damage-fields {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.35rem;
}

.damage-fields .field label {
  font-size: 0.65rem;
}

.helmet-row {
  margin-top: 0.35rem;
}

.checkbox-field {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-size: 0.85rem;
}

.checkbox-field input {
  accent-color: var(--accent);
}

.results-panel {
  margin-top: 0.65rem;
  background: rgba(0, 0, 0, 0.25);
  border-radius: 4px;
  border-left: 3px solid var(--accent-dim);
  font-size: 0.85rem;
}

.results-summary {
  padding: 0.45rem 0.65rem;
  cursor: pointer;
  user-select: none;
  color: var(--text-muted);
  font-weight: 600;
  list-style: none;
}

.results-summary::-webkit-details-marker {
  display: none;
}

.results-summary::before {
  content: '▸';
  display: inline-block;
  margin-right: 0.35rem;
  transition: transform 0.15s ease;
  color: var(--accent-dim);
}

.results-panel[open] > .results-summary::before {
  transform: rotate(90deg);
}

.results-body {
  padding: 0 0.65rem 0.55rem;
}

.results-body .result-line {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
}

.results-body .result-line + .result-line {
  margin-top: 0.2rem;
}

.results-body .label {
  color: var(--text-muted);
}

.results-body .value {
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.results-body .compare-line {
  margin-top: 0.35rem;
  padding-top: 0.35rem;
  border-top: 1px dashed var(--border);
  color: var(--compare);
  font-size: 0.8rem;
}

.results-body .compare-line .delta {
  color: var(--success);
}

.results-body .compare-line .delta.negative {
  color: var(--danger);
}

.compare-section {
  margin-top: 0.65rem;
  border-top: 1px solid var(--border);
  padding-top: 0.5rem;
}

.compare-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
}

.compare-toggle {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  user-select: none;
  font-size: 0.8rem;
  color: var(--compare);
}

.compare-toggle input {
  accent-color: var(--compare);
  cursor: pointer;
}

.compare-toggle-label {
  cursor: default;
}

.compare-caret-btn {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.15rem 0.35rem;
  background: transparent;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  color: var(--compare);
}

.compare-caret-btn:hover {
  background: rgba(126, 184, 218, 0.12);
}

.compare-caret {
  display: inline-block;
  font-size: 0.85rem;
  line-height: 1;
  transition: transform 0.15s ease;
}

.compare-caret.is-open {
  transform: rotate(90deg);
}

.compare-fields {
  margin-top: 0.45rem;
  padding: 0.5rem;
  background: rgba(126, 184, 218, 0.06);
  border: 1px dashed rgba(126, 184, 218, 0.3);
  border-radius: 4px;
}

.compare-fields .hint {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

.compare-fields .helmet-compare {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.compare-fields .helmet-label {
  font-size: 0.7rem;
  color: var(--text-muted);
}

.compare-fields .helmet-compare label {
  font-size: 0.8rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

.team-stats {
  margin-top: 1rem;
  padding: 0.75rem;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

.team-stats h3 {
  margin: 0 0 0.5rem;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--accent);
}

.team-stats .stat-line {
  display: flex;
  justify-content: space-between;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.team-stats .stat-line + .stat-line {
  margin-top: 0.25rem;
}

.team-stats .compare-block {
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px dashed var(--border);
  font-size: 0.85rem;
  color: var(--compare);
}

.btn {
  font-family: inherit;
  font-size: 0.8rem;
  padding: 0.35rem 0.65rem;
  border-radius: 4px;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.btn-add {
  background: rgba(201, 162, 39, 0.12);
  color: var(--accent);
  border-color: var(--accent-dim);
}

.btn-add:hover:not(:disabled) {
  background: rgba(201, 162, 39, 0.22);
}

.btn-add:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-remove {
  background: transparent;
  color: var(--danger);
  border-color: transparent;
  padding: 0.2rem 0.45rem;
  font-size: 0.75rem;
}

.btn-remove:hover {
  background: rgba(181, 74, 74, 0.15);
  border-color: var(--danger);
}

.footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-align: center;
}

.footer code {
  color: var(--accent);
  font-size: 0.85em;
}

@media (max-width: 900px) {
  .battlefield {
    grid-template-columns: 1fr;
  }

  .vs-divider {
    padding: 0;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .damage-fields {
    grid-template-columns: repeat(2, 1fr);
  }
}