@import url("base.css");

.page-header {
  margin-bottom: 1rem;
}

.page-header h1 {
  margin: 0.25rem 0 0;
  font-size: 1.6rem;
}

.radio-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}

@media (max-width: 720px) {
  .radio-layout {
    grid-template-columns: 1fr;
  }
}

.radio-nav {
  position: sticky;
  top: 1rem;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.85rem;
}

.radio-nav-toggle-input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-nav-toggle-label {
  display: block;
  cursor: pointer;
  padding: 0.85rem 1rem;
  font-weight: 600;
  color: var(--accent);
}

.radio-nav-toggle-label::after {
  content: " ▾";
}

.radio-nav-toggle-input:checked + .radio-nav-toggle-label::after {
  content: " ▴";
}

.radio-nav-toggle-input:focus-visible + .radio-nav-toggle-label {
  outline: 2px solid var(--accent);
  outline-offset: -2px;
}

.radio-nav-body {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  padding: 0 1rem 1rem;
}

@media (max-width: 720px) {
  .radio-nav-body {
    display: none;
  }

  .radio-nav-toggle-input:checked ~ .radio-nav-body {
    display: flex;
  }
}

@media (min-width: 721px) {
  .radio-nav-toggle-label {
    display: none;
  }
}

.radio-nav .nav-group-title {
  margin: 0 0 0.4rem;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  font-weight: 700;
}

.radio-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.radio-nav li ul {
  margin: 0.3rem 0 0.3rem 0.75rem;
  padding-left: 0.5rem;
  border-left: 1px solid var(--border);
}

.radio-nav li ul a {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 0.15rem 0.4rem;
}

.radio-nav li ul a:hover {
  background: none;
  color: var(--accent);
}

.radio-nav a {
  display: block;
  padding: 0.25rem 0.4rem;
  border-radius: 6px;
  color: var(--text);
  text-decoration: none;
}

.radio-nav a:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.radio-nav a.current {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.radio-content {
  min-width: 0;
}

.radio-content h2.content-title {
  margin: 0 0 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--border);
  font-size: 1.35rem;
  text-align: center;
}

.radio-content h2.section-title {
  font-size: 1.15rem;
  color: var(--accent);
  margin: 2rem 0 0.75rem;
  scroll-margin-top: 1rem;
}

.radio-content h2.section-title:first-child {
  margin-top: 0;
}

.radio-content p {
  margin: 0 0 0.85rem;
}

.radio-content ul,
.radio-content ol {
  margin: 0 0 0.85rem;
  padding-left: 1.2rem;
}

.radio-content li {
  margin-bottom: 0.35rem;
}

.radio-content strong {
  color: var(--accent);
}

.radio-content hr {
  border: none;
  border-top: 1px solid var(--border);
  margin: 1.75rem 0;
}

.radio-content img {
  max-width: 100%;
  height: auto;
}

.figure {
  text-align: center;
  margin: 1.25rem 0;
}

.figure img {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  padding: 0.5rem;
}

.figure figcaption {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.85rem;
}

.data-table th,
.data-table td {
  border: 1px solid var(--border);
  padding: 0.4rem 0.6rem;
  text-align: center;
}

.data-table th {
  background: var(--accent-soft);
  color: var(--accent);
}

.data-table td.dim {
  background: rgba(148, 163, 184, 0.08);
}

.data-table.left td {
  text-align: left;
}

.back-page-link {
  display: block;
  text-align: right;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}

.callout {
  background: var(--accent-soft);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.85rem 1.1rem;
  margin: 1.25rem 0;
  text-align: center;
  font-weight: 600;
  color: var(--accent);
}

.pipeline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  margin: 1.25rem 0;
}

.pipeline .box {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem 0.9rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg-elevated);
}

.pipeline .arrow {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.dialogue {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.5rem;
  margin: 1rem 0 1.5rem;
  font-size: 0.88rem;
}

.dialogue .col-title {
  font-weight: 700;
  color: var(--accent);
  text-align: center;
  padding-bottom: 0.3rem;
  border-bottom: 1px solid var(--border);
}

.dialogue .step {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.45rem 0.65rem;
}

.dialogue .empty {
  visibility: hidden;
}

.spell-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.6rem;
  margin: 1rem 0 1.5rem;
}

.spell-grid .card {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  background: var(--bg-elevated);
}

.spell-grid .letter {
  font-weight: 700;
  color: var(--accent);
  font-size: 1.1rem;
}

.calc-form {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin: 1rem 0 1.5rem;
  max-width: 480px;
}

.calc-form label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.calc-form .field-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.calc-form input[type="text"] {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.35rem 0.5rem;
  width: 100px;
}

.calc-form .results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1rem;
  margin-top: 0.75rem;
  font-size: 0.85rem;
}

.calc-form button {
  background: var(--accent);
  color: #06202e;
  border: none;
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.eval-form {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin: 1rem 0 1.5rem;
  max-width: 520px;
}

.eval-form .field {
  margin-bottom: 0.85rem;
}

.eval-form .field p {
  margin: 0 0 0.3rem;
  font-size: 0.88rem;
}

.eval-form label {
  margin-right: 1rem;
  font-size: 0.85rem;
}

.eval-form button {
  background: var(--accent);
  color: #06202e;
  border: none;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-weight: 600;
  cursor: pointer;
}

.spell-textarea {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  margin: 1rem 0 1.5rem;
  max-width: 600px;
}

.spell-textarea textarea {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 6px;
  padding: 0.5rem;
  font-family: inherit;
  margin-bottom: 0.6rem;
}

.spell-textarea button {
  background: var(--accent);
  color: #06202e;
  border: none;
  border-radius: 6px;
  padding: 0.45rem 0.9rem;
  font-weight: 600;
  cursor: pointer;
}

.freq-table-wrap {
  max-height: 480px;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 8px;
  margin: 1rem 0 1.5rem;
}

.freq-table-wrap table {
  width: 100%;
}

.freq-table-wrap th {
  position: sticky;
  top: 0;
}