/* /dc/effective-date-calculator, page-scoped. Every rule sits under
 * body.edc-page so nothing here reaches another page. Colours are site tokens
 * from main.css, which carry both dark-mode mechanisms; a theme-flipping
 * token is never paired with a fixed colour. No visible text under 12px. */

/* `hidden` loses to an explicit display rule (the labels below set one), so
 * it is restated here for every toggled element on the page. */
.edc-page [hidden] { display: none !important; }

.edc-page .edc-main { max-width: 1200px; margin: 0 auto; padding: 32px 24px 48px; }

/* Hero */
.edc-page .edc-hero { display: flex; align-items: center; justify-content: space-between; gap: 32px; margin-bottom: 24px; }
.edc-page .edc-eyebrow { font-size: 12px; font-weight: 700; letter-spacing: 1.4px; text-transform: uppercase; color: var(--color-text-muted); margin: 0 0 10px; }
.edc-page .edc-hero h1 { font-size: clamp(2rem, 4.2vw, 3.4rem); line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 14px; max-width: 860px; }
.edc-page .edc-lede { max-width: 730px; font-size: 1.125rem; color: var(--color-text-muted); margin: 0; }
.edc-page .edc-hero-art { margin: 0; flex: 0 0 180px; }
.edc-page .edc-hero-art img { display: block; width: 180px; height: auto; border-radius: var(--radius-md); }

/* Scope and privacy statement, right above the form */
.edc-page .edc-scope { border-left: 4px solid var(--color-accent-light); background: var(--color-surface); padding: 14px 18px; margin: 0 0 20px; font-size: 14px; color: var(--color-text); }
.edc-page .edc-scope p { margin: 0 0 6px; max-width: none; }
.edc-page .edc-scope p:last-child { margin: 0; }

/* Timeline bar */
.edc-page .edc-casebar { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; background: var(--color-surface); border: 1px solid var(--color-accent-light); padding: 20px; margin: 0 0 24px; }
.edc-page .edc-casebar > label { flex: 1 1 250px; }
.edc-page .edc-casebar > p { flex: 1 1 280px; max-width: 510px; color: var(--color-text-muted); font-size: 13px; margin: 0; }
.edc-page .edc-case-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.edc-page .edc-optional { font-weight: 400; color: var(--color-text-muted); }
.edc-page #edc-timelines { flex: 1 0 100%; display: flex; gap: 8px; flex-wrap: wrap; border-top: 1px solid var(--color-border); padding-top: 16px; }
.edc-page #edc-timelines button { white-space: normal; overflow-wrap: anywhere; max-width: 100%; text-align: left; }
.edc-page #edc-timelines button[aria-pressed="true"] { background: var(--color-primary); color: var(--color-on-primary); border-color: var(--color-primary); }
.edc-page .edc-example-note { flex-basis: 100%; max-width: none; border-left: 3px solid var(--color-accent-light); padding-left: 12px; font-size: 13px; color: var(--color-text); margin: 0; }

/* Workspace */
.edc-page .edc-workspace { display: grid; grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 24px; align-items: start; }
.edc-page #edc-facts > section { background: var(--color-surface); border: 1px solid var(--color-border); margin-bottom: 20px; padding: 26px; }
.edc-page .edc-section-heading { display: flex; align-items: center; gap: 14px; margin: 0 0 22px; }
.edc-page .edc-section-heading > span { color: var(--color-accent); font-size: 13px; font-weight: 700; border-top: 2px solid var(--color-accent-light); padding-top: 5px; }
.edc-page .edc-section-heading h2 { font-size: 1.6rem; margin: 0; }
.edc-page .edc-workspace label { display: block; font-size: 13px; font-weight: 600; color: var(--color-text); }
.edc-page .edc-main input[type="date"],
.edc-page .edc-main input[type="month"],
.edc-page .edc-main input[type="text"],
.edc-page .edc-main select { display: block; width: 100%; min-width: 0; min-height: 44px; margin-top: 6px; padding: 9px 8px; font: inherit; font-size: 14px; color: var(--color-text); background: var(--color-surface); border: 1px solid var(--color-control-border); border-radius: 4px; }
.edc-page .edc-main label { display: block; font-size: 13px; font-weight: 600; }
.edc-page .edc-main small { display: block; font-weight: 400; color: var(--color-text-muted); font-size: 12px; line-height: 1.5; margin-top: 5px; }
.edc-page .edc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.edc-page .edc-note { font-size: 13px; color: var(--color-text-muted); line-height: 1.65; margin: 18px 0; max-width: none; }
.edc-page .edc-reset-note { font-size: 13px; color: var(--surface-warning-text); background: var(--surface-warning); border-left: 3px solid var(--surface-warning-border); padding: 8px 12px; margin: 12px 0 0; max-width: none; }
.edc-page .edc-half { max-width: 310px; }
.edc-page .edc-main .edc-check { display: flex; align-items: flex-start; gap: 10px; font-size: 13px; font-weight: 400; margin: 20px 0; }
.edc-page .edc-check input { width: 20px; height: 20px; flex-shrink: 0; margin: 1px 0 0; accent-color: var(--color-primary); }
.edc-page #edc-entitlement-date-row { margin-top: 18px; }

/* Buttons: one treatment for the plain controls on this page */
.edc-page .edc-main button { cursor: pointer; font: inherit; font-size: 13px; font-weight: 600; min-height: 44px; padding: 10px 14px; border-radius: 4px; border: 1px solid var(--color-border-strong); background: var(--color-surface); color: var(--color-text); }
.edc-page .edc-main button:hover { background: var(--color-surface-hover); }
.edc-page .edc-main button:disabled { opacity: 0.55; cursor: default; }
.edc-page .edc-quiet { margin: 10px 0 4px; }

/* Review rows */
.edc-page .edc-review { border-top: 1px solid var(--color-border); padding: 16px 0; }
.edc-page .edc-review:focus-within { border-top-color: var(--color-accent-light); }
.edc-page .edc-review-title { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; }
.edc-page .edc-main .edc-review-title button { border: 0; background: none; min-height: 44px; padding: 6px 10px; color: var(--color-danger); }
.edc-page .edc-review-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.edc-page .edc-review-fields label:first-child { grid-column: 1 / -1; }
.edc-page .edc-empty-reviews { border: 1px dashed var(--color-border-strong); padding: 15px; }

/* Finish the form with an explicit route to the answer */
.edc-page .edc-form-finish { border-top: 2px solid var(--color-accent-light); background: var(--color-surface); padding: 24px; display: flex; align-items: center; gap: 20px; }
.edc-page .edc-form-finish p { font-size: 13px; color: var(--color-text-muted); margin: 0; max-width: 280px; }
.edc-page .edc-main #edc-show-result { background: var(--color-primary); color: var(--color-on-primary); border: 2px solid var(--color-accent-light); font-size: 16px; min-height: 52px; padding: 12px 22px; white-space: nowrap; }
.edc-page .edc-main #edc-show-result:hover { background: var(--color-primary-light); }
.edc-page #edc-show-result span { margin-left: 10px; }

/* Result */
.edc-page .edc-result { border: 1px solid var(--color-accent); border-top: 5px solid var(--color-accent-light); background: var(--color-surface); padding: 26px; box-shadow: var(--shadow-sm); scroll-margin-top: calc(var(--nav-height) + 16px); }
.edc-page .edc-result:focus { outline: 3px solid var(--color-primary); outline-offset: 5px; }
.edc-page .edc-result.edc-calculated { border-top-color: var(--color-success); }
.edc-page .edc-result.edc-invalid { border-top-color: var(--color-danger); }
.edc-page .edc-status { font-size: 12px; letter-spacing: 1.2px; text-transform: uppercase; font-weight: 700; color: var(--color-accent); margin: 0; }
.edc-page .edc-result h2 { font-size: 2.1rem; margin: 14px 0 12px; overflow-wrap: anywhere; }
.edc-page .edc-result h3 { margin: 24px 0 12px; font-size: 1.3rem; }
.edc-page .edc-explanation { font-size: 14px; color: var(--color-text-muted); line-height: 1.7; max-width: none; }
.edc-page .edc-measure { font-size: 13px; padding: 10px 0; border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); max-width: none; }
.edc-page .edc-result-label { overflow-wrap: anywhere; font-size: 14px; color: var(--color-text-muted); margin: 0 0 14px; }
.edc-page .edc-result ul { padding-left: 18px; font-size: 13px; color: var(--color-text); }
.edc-page .edc-result li { margin-bottom: 10px; }
.edc-page .edc-trace { list-style: none; padding: 0; margin: 0; }
.edc-page .edc-trace li { border-left: 2px solid var(--color-border-strong); padding: 0 0 12px 14px; margin: 0 0 10px; position: relative; }
.edc-page .edc-trace li::before { content: ''; position: absolute; width: 8px; height: 8px; background: var(--color-accent-light); border-radius: 50%; left: -5px; top: 6px; }
.edc-page .edc-trace strong { display: block; font-size: 13px; }
.edc-page .edc-trace small { font-size: 12px; }
.edc-page .edc-trace .edc-ok { color: var(--color-success); }
.edc-page .edc-trace .edc-warn { color: var(--color-warning); }
.edc-page .edc-reading { padding: 24px 6px; font-size: 13px; color: var(--color-text-muted); }
.edc-page .edc-reading h3 { font-size: 1.3rem; }

/* Sources, disclaimer */
.edc-page .edc-sources { border-top: 1px solid var(--color-border-strong); margin-top: 36px; padding-top: 28px; display: grid; grid-template-columns: 1fr 1fr; gap: 18px 36px; font-size: 13px; color: var(--color-text-muted); }
.edc-page .edc-sources h2 { font-size: 1.75rem; margin: 0 0 10px; }
.edc-page .edc-sources ul { margin: 0; padding-left: 18px; line-height: 1.9; }
.edc-page .edc-source-caution { grid-column: 1 / -1; border-left: 3px solid var(--color-accent-light); padding-left: 14px; max-width: none; }
.edc-page .edc-disclaimer { font-size: 13px; color: var(--color-text-muted); border-top: 1px solid var(--color-border); padding-top: 16px; margin: 24px 0 32px; max-width: none; }

@media (min-width: 951px) {
  .edc-page .edc-aside { position: sticky; top: calc(var(--nav-height) + 16px); }
}
@media (max-width: 950px) {
  .edc-page .edc-workspace { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 760px) {
  .edc-page .edc-hero-art { display: none; }
}
@media (max-width: 520px) {
  .edc-page .edc-main { padding: 24px 16px 40px; }
  .edc-page .edc-casebar { gap: 15px; padding: 18px; }
  .edc-page .edc-casebar > label, .edc-page .edc-casebar > p { flex-basis: 100%; min-width: 0; }
  .edc-page .edc-case-actions { width: 100%; }
  .edc-page .edc-case-actions button { flex: 1; white-space: normal; }
  .edc-page #edc-facts > section { padding: 20px 16px; }
  .edc-page .edc-fields, .edc-page .edc-sources, .edc-page .edc-review-fields { grid-template-columns: minmax(0, 1fr); }
  .edc-page .edc-review-fields label:first-child, .edc-page .edc-source-caution { grid-column: auto; }
  .edc-page .edc-result { padding: 22px 18px; }
  .edc-page .edc-result h2 { font-size: 1.75rem; }
  .edc-page .edc-lede { font-size: 1rem; }
  .edc-page .edc-form-finish { flex-direction: column; align-items: stretch; gap: 12px; padding: 20px; }
  .edc-page .edc-main #edc-show-result { width: 100%; }
  .edc-page .edc-form-finish p { max-width: none; }
}
@media (prefers-reduced-motion: reduce) {
  .edc-page .edc-result { scroll-behavior: auto; }
}
@media print {
  .edc-page .edc-casebar button, .edc-page .edc-main button, .edc-page #edc-timelines, .edc-page .edc-form-finish { display: none; }
  .edc-page .edc-workspace { display: block; }
  .edc-page .edc-aside { position: static; }
  .edc-page .edc-sources { display: block; }
}