/* Calculator page layout (Material 3 components come from styles.css). */
.calc-layout {
  display: grid; grid-template-columns: minmax(340px, 420px) minmax(0, 1fr);
  gap: 24px; max-width: 1440px; margin: 0 auto; padding: 8px 24px 48px; align-items: start;
}
.pane { background: var(--md-surface-low); border-radius: var(--md-shape-xl); padding: 24px; min-width: 0; }
.form-pane { position: sticky; top: 72px; max-height: calc(100vh - 88px); overflow-y: auto; scrollbar-width: thin; }
.form-intro { margin: 4px 0 20px; }
.results-pane { position: relative; overflow: hidden; min-height: 480px; }
.results-pane > .linear-progress { position: absolute; top: 0; left: 0; right: 0; }

.wide-only { display: inline-flex; }
.narrow-only { display: none; }

.group { border: none; margin: 0 0 20px; padding: 0; display: grid; gap: 16px; min-width: 0; }
.group legend {
  display: flex; align-items: center; gap: 8px; padding: 0; margin-bottom: 12px;
  color: var(--md-on-surface-variant);
}
.group legend .material-symbols-outlined { font-size: 20px; color: var(--md-primary); }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; min-width: 0; }
.place-field .supporting { color: var(--md-primary); }
#city { padding-right: 44px; }

.expansion { border-radius: var(--md-shape-l); background: var(--md-surface-container); margin-bottom: 20px; }
.expansion summary {
  display: flex; align-items: center; gap: 12px; padding: 12px 16px; cursor: pointer; list-style: none;
  border-radius: var(--md-shape-l);
}
.expansion summary::-webkit-details-marker { display: none; }
.expansion summary:hover { background: color-mix(in srgb, var(--md-on-surface) 5%, transparent); }
.expansion summary > .material-symbols-outlined:first-child { color: var(--md-primary); }
.expansion-title { flex: 1; display: flex; flex-direction: column; }
.expand-icon { transition: transform .2s var(--md-ease); color: var(--md-on-surface-variant); }
.expansion[open] .expand-icon { transform: rotate(180deg); }
.expansion .row-2 { padding: 8px 16px 16px; }

.form-actions {
  display: flex; justify-content: flex-end; gap: 12px;
  position: sticky; bottom: -24px; margin: 0 -24px -24px; padding: 16px 24px 24px;
  background: var(--md-surface-low); border-top: 1px solid var(--md-outline-variant);
}

/* results */
.empty-state { display: grid; justify-items: center; text-align: center; gap: 8px; padding: 96px 24px; }
.empty-state .body-small { max-width: 380px; font-size: 14px; line-height: 20px; }
.empty-icon {
  font-size: 40px; width: 80px; height: 80px; border-radius: 50%; display: grid; place-items: center;
  background: var(--md-primary-container); color: var(--md-on-primary-container); margin-bottom: 8px;
}

.result-header { display: flex; align-items: center; gap: 16px; margin-bottom: 16px; }
.result-avatar {
  width: 48px; height: 48px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: var(--md-tertiary-container); color: var(--md-on-tertiary-container);
}
.result-heading { flex: 1; min-width: 0; }
.result-heading p { margin: 2px 0 0; }

.highlights { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin-bottom: 16px; }
.highlight { background: var(--md-surface-container); border-radius: var(--md-shape-l); padding: 12px 16px; min-width: 0; }
.highlight .label-medium { color: var(--md-on-surface-variant); display: flex; align-items: center; gap: 6px; }
.highlight .label-medium .material-symbols-outlined { font-size: 16px; color: var(--md-primary); }
.highlight strong { display: block; font-size: 16px; line-height: 24px; font-weight: 500; margin-top: 4px; overflow-wrap: anywhere; }

.tab-panel { padding-top: 16px; }
.panel-title { margin: 4px 0 8px; }
.kv.single { grid-template-columns: minmax(0, 1fr); }

.table-scroll { overflow-x: auto; margin: 0 -8px; }
.planets td:first-child { font-weight: 500; }
.planets .num { text-align: right; }
.retro {
  display: inline-block; margin-left: 6px; padding: 0 6px; border-radius: var(--md-shape-xs);
  background: var(--md-error-container); color: var(--md-on-error-container); font-size: 11px; font-weight: 500; line-height: 18px;
}

.charts { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.chart { margin: 0; }
.chart figcaption { text-align: center; margin-top: 8px; color: var(--md-on-surface-variant); }
.chart-grid {
  display: grid; grid-template: repeat(4, 1fr) / repeat(4, 1fr); gap: 2px; aspect-ratio: 1;
  background: var(--md-outline-variant); border: 2px solid var(--md-outline-variant); border-radius: var(--md-shape-m); overflow: hidden;
}
.chart-box {
  background: var(--md-surface); position: relative;
  display: flex; flex-wrap: wrap; align-content: flex-start; gap: 2px 4px; padding: 6px; min-width: 0; overflow: hidden;
}
.chart-box .sign { position: absolute; right: 5px; bottom: 3px; font-size: 10px; color: var(--md-on-surface-variant); opacity: .7; }
.chart-box .body {
  font-size: 12px; font-weight: 500; line-height: 18px; padding: 0 5px; border-radius: 4px;
  background: var(--md-secondary-container); color: var(--md-on-secondary-container);
}
.chart-box .body.lagna { background: var(--md-primary); color: var(--md-on-primary); }
.chart-centre {
  background: var(--md-surface-container); display: grid; place-items: center; text-align: center;
  color: var(--md-primary); font-size: 16px; font-weight: 500; padding: 8px;
}
.chart-note { margin-top: 16px; }

.page-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.page-actions p { margin: 0; }
.pdf-option { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; white-space: nowrap; }
.pdf-option[hidden] { display: none; }
.pdf-loading { padding: 40px 0; }
#pdf-frame { width: 100%; height: 78vh; min-height: 520px; border: none; border-radius: var(--md-shape-m); background: #fff; }

@media (max-width: 1100px) {
  .highlights { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 900px) {
  .calc-layout { grid-template-columns: minmax(0, 1fr); padding: 0 12px 32px; gap: 16px; }
  .form-pane { position: static; max-height: none; overflow: visible; }
  .form-actions { bottom: 0; }
  .results-pane { min-height: 0; }
  .empty-state { padding: 48px 16px; }
}
@media (max-width: 600px) {
  .wide-only { display: none; }
  .narrow-only { display: inline-grid; }
  .pane { padding: 20px 16px; border-radius: var(--md-shape-l); }
  .form-actions { margin: 0 -16px -20px; padding: 16px; }
  .form-actions .btn { flex: 1; }
  .result-header { flex-wrap: wrap; }
  .result-header .chip { order: 3; margin-left: 64px; }
  .row-2 { grid-template-columns: minmax(0, 1fr); }
  .expansion .row-2 { grid-template-columns: 1fr 1fr; }
  .charts { grid-template-columns: minmax(0, 1fr); }
  .tab { padding: 0 12px; }
  .tab .material-symbols-outlined { display: none; }
  .chart-box { padding: 4px; }
  .chart-box .body { font-size: 11px; padding: 0 3px; }
  #pdf-frame { height: 70vh; min-height: 420px; }
}