/* Reading layout and static previews for the planning notes. */
.planning-article .hero { padding-bottom: clamp(24px, 4vw, 40px); }
.planning-article .hero + .section-block { margin-top: 16px; }
.planning-article .practice-preview { box-shadow: var(--shadow-ao); }
.planning-article .practice-preview figcaption { padding: 0 0 20px; border-bottom: 1px solid var(--border-line); margin-bottom: 24px; }
.planning-article .preview-label { text-transform: uppercase; letter-spacing: .08em; font-size: .65rem; }
.planning-article .preview-caption { border-top: 1px solid var(--border-line); padding-top: 18px; }
.planning-article .estimate-table { margin-left: 72px; max-width: 820px; }
@media (max-width: 680px) { .planning-article .estimate-table { margin-left: 0; } }
.example-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); list-style: none; padding: 0; gap: 16px; margin: 24px 0; }
.example-cards li { border-top: 2px solid var(--accent); padding: 16px 0; }
.example-cards strong, .example-cards span { display: block; line-height: 1.65; }
.example-cards span { margin-top: 10px; color: var(--ink-muted); font-size: .95rem; }
.estimate-table { max-width: 820px; overflow-x: auto; margin: 32px 0; }
.estimate-table table { border-collapse: collapse; width: 100%; line-height: 1.6; }
.estimate-table caption { text-align: left; font-weight: 700; padding-bottom: 14px; }
.estimate-table th, .estimate-table td { text-align: left; padding: 14px 12px; border-bottom: 1px solid var(--border-line); }
.estimate-table thead { background: var(--bg-canvas); }
.estimate-table td:last-child { white-space: nowrap; }
.agenda-list { padding-left: 24px; color: var(--ink-muted); line-height: 1.72; }
.agenda-list li { padding-left: 6px; margin-bottom: 22px; }
.agenda-list strong { display: block; }
@media (max-width: 700px) { .example-cards { grid-template-columns: 1fr; gap: 0; } .estimate-table th, .estimate-table td { padding: 10px 6px; font-size: .88rem; } }
.practice-preview { margin: 42px 0; padding: clamp(20px, 4vw, 36px); border: 1px solid var(--border-line); background: var(--bg-card); }
.preview-label { color: var(--accent-strong); font: 600 .75rem/1.5 "IBM Plex Mono", monospace; }
.practice-preview h2 { margin: 14px 0 12px; font-size: clamp(1.3rem, 3vw, 1.8rem); }
.practice-preview p { color: var(--ink-muted); line-height: 1.7; max-width: 740px; }
.week-strip { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); list-style: none; padding: 0; margin: 28px 0; gap: 8px; }
.week-strip li { display: grid; gap: 16px; padding: 14px 10px; border: 1px solid var(--border-line); font: 500 .85rem/1.4 "IBM Plex Mono", monospace; }
.week-strip strong { font-size: 1.2rem; }
.hour-bar { height: 12px; background: var(--accent); }
.hour-bar.empty { background: var(--border-line); }
.preview-result { font-weight: 700; color: var(--ink) !important; }
.preview-caption { font-size: .88rem; margin-bottom: 0; }
.tree-root { padding: 18px; margin: 28px auto 0; max-width: 440px; border: 2px solid var(--accent); text-align: center; font-weight: 700; }
.package-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); list-style: none; padding: 24px 0 0; margin: 0 0 24px; gap: 12px; }
.package-grid li { position: relative; padding: 18px; border: 1px solid var(--border-line); }
.package-grid li::before { content: ""; position: absolute; height: 24px; width: 1px; background: var(--accent); top: -25px; left: 50%; }
.package-grid strong, .package-grid span { display: block; }
.package-grid span { margin-top: 12px; font-size: .9rem; line-height: 1.6; color: var(--ink-muted); }
@media (max-width: 700px) {
  .package-grid { grid-template-columns: 1fr 1fr; gap: 24px 12px; }
  .week-strip { gap: 4px; }
  .week-strip li { padding: 12px 5px; font-size: .72rem; }
  .week-strip strong { font-size: 1rem; }
}
@media (max-width: 400px) { .package-grid { grid-template-columns: 1fr; } }