/* yijing.css - tool-specific styles */
:root {
  --yijing-max-width: 960px;
  --yijing-gap: 1rem;
  --yijing-line-height: 1.6;
  --yijing-border-radius: 8px;
  --yijing-transition: 0.2s ease;
}

.yijing-app {
  max-width: var(--yijing-max-width);
  margin: 0 auto;
  padding: 1rem;
}

.yijing-app h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.yijing-app h2 {
  font-size: 1.5rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.yijing-app h3 {
  font-size: 1.25rem;
  margin-top: 1rem;
  margin-bottom: 0.5rem;
}

.yijing-app p {
  margin-bottom: 0.75rem;
}

.yijing-app button,
.yijing-app select {
  min-height: 44px;
  padding: 0.5rem 1rem;
  font-size: 1rem;
  border-radius: var(--yijing-border-radius);
  border: 1px solid var(--line, #d9d0b8);
  background: var(--white, #fbf8ef);
  color: var(--ink, #1c1b30);
  cursor: pointer;
  transition: background var(--yijing-transition), border-color var(--yijing-transition), box-shadow var(--yijing-transition);
}

.yijing-app button:hover,
.yijing-app button:focus-visible {
  border-color: var(--vf-gold, #876715);
  box-shadow: 0 0 0 2px var(--vf-gold, #876715);
}

.yijing-app button.primary-btn {
  background: var(--button-bg, #2b2f6e);
  color: #fff;
  border-color: var(--vf-gold, #876715);
}

.yijing-app button.ghost-btn {
  background: transparent;
  color: var(--vf-gold, #876715);
  border-color: var(--line, #d9d0b8);
}

.yijing-app .mode-section,
.yijing-app .input-section,
.yijing-app .edit-section {
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.yijing-app .mode-section label,
.yijing-app .input-section label,
.yijing-app .edit-section label {
  margin-right: 0.5rem;
}

.yijing-app .progress {
  font-weight: bold;
  margin-bottom: 1rem;
}

.yijing-app .throws-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem 0;
}

.yijing-app .throw-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--line, #d9d0b8);
}

.yijing-app .throw-item .position {
  font-weight: bold;
  min-width: 80px;
}

.yijing-app .throw-item .faces,
.yijing-app .throw-item .value {
  flex: 1;
}

.yijing-app .edit-btn {
  min-height: 36px;
  padding: 0.25rem 0.75rem;
  font-size: 0.9rem;
}

.yijing-app .result-section {
  margin-top: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--line, #d9d0b8);
  border-radius: var(--yijing-border-radius);
  background: var(--white, #fbf8ef);
}

.yijing-app .summary {
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 1rem;
}

.yijing-app .diagrams {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 1rem;
}

.yijing-app .diagram {
  text-align: center;
}

.yijing-app .hexagram {
  display: inline-block;
  font-family: monospace;
  font-size: 1.5rem;
  line-height: 1.2;
}

.yijing-app .hexagram .line {
  white-space: pre;
}

.yijing-app .hexagram .line.moving {
  color: var(--seal, #a32f27);
  font-weight: bold;
}

.yijing-app .details-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1rem;
}

.yijing-app .details-table th,
.yijing-app .details-table td {
  border: 1px solid var(--line, #d9d0b8);
  padding: 0.5rem;
  text-align: left;
}

.yijing-app .details-table th {
  background: var(--soft, #ebe5d3);
}

.yijing-app .method-details {
  margin-top: 1rem;
  padding: 0.5rem;
  border: 1px solid var(--line, #d9d0b8);
  border-radius: var(--yijing-border-radius);
}

.yijing-app .method-details summary {
  cursor: pointer;
  font-weight: bold;
}

.yijing-app .method-details dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  margin-top: 0.5rem;
}

.yijing-app .method-details dt {
  font-weight: bold;
}

.yijing-app .exploring ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.yijing-app .exploring a {
  display: inline-block;
  min-height: 44px;
  padding: 0.5rem 1rem;
  border: 1px solid var(--line, #d9d0b8);
  border-radius: var(--yijing-border-radius);
  text-decoration: none;
  color: var(--ink, #1c1b30);
  background: var(--white, #fbf8ef);
}

.yijing-app .exploring a:hover,
.yijing-app .exploring a:focus-visible {
  border-color: var(--vf-gold, #876715);
  box-shadow: 0 0 0 2px var(--vf-gold, #876715);
}

.yijing-app .error {
  color: var(--danger, #a32f27);
  font-weight: bold;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--white, #fbf8ef);
  color: var(--ink, #1c1b30);
  padding: 0.5rem 1rem;
  border: 1px solid var(--line, #d9d0b8);
  border-radius: 0 0 var(--yijing-border-radius) 0;
}

.skip-link:focus {
  left: 0;
}

@media (prefers-reduced-motion: reduce) {
  .yijing-app button,
  .yijing-app select,
  .yijing-app .exploring a {
    transition: none;
  }
}

@media (max-width: 600px) {
  .yijing-app .throw-item {
    flex-wrap: wrap;
  }
  .yijing-app .throw-item .position {
    min-width: 100%;
  }
  .yijing-app .diagrams {
    gap: 1rem;
  }
}