/* ============================================================
 * components-activities.css
 *
 * Part of the brandolini year-site stylesheet, split out from
 * the original monolithic components.css on 2026-05-04 V2.0
 * when the file crossed the 600-line hard threshold.
 *
 * Loaded by the <page-head> directive — see ~/brandolini-build/inject.py.
 * Adding new rules: add them here if they fit the existing section,
 * or split off a new components-<thing>.css file if a coherent new
 * concern emerges.
 * ============================================================ */

/* ========================================================================
 * Activity cards + calendar list + time buckets
 * Added 2026-04-29 for the parent-facing calendar pages.
 * ======================================================================== */

.activity-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin: 2rem 0;
}

.activity-list--empty {
  padding: 1.5rem;
  background: var(--surface-2, #f4ead4);
  border-radius: 8px;
  text-align: center;
  color: var(--ink-soft, #5b5447);
}

.activity-card {
  padding: 1.25rem 1.5rem;
  background: var(--surface-card, #fffdf6);
  border: 1px solid var(--border-soft, rgba(0,0,0,0.08));
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: border-color 0.15s ease, transform 0.15s ease;
}
.activity-card:hover {
  border-color: var(--accent, #b87333);
}

.activity-card__head {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  gap: 0.75rem 1rem;
  align-items: baseline;
}

.activity-card__type {
  font-size: 1.25rem;
  line-height: 1;
}

.activity-card__title {
  margin: 0;
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.25;
  font-variation-settings: "SOFT" 50, "opsz" 24;
}
.activity-card__title a {
  color: var(--ink, #2a221a);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
  transition: border-bottom-color 0.15s;
}
.activity-card__title a:hover,
.activity-card__title a:focus-visible {
  border-bottom-color: var(--accent, #b87333);
}

.activity-card__due {
  font-size: 0.85rem;
  color: var(--ink-soft, #5b5447);
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}
.activity-card__due-label {
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.7rem;
  opacity: 0.7;
  margin-right: 0.25rem;
}

.activity-card__badge {
  background: var(--surface-2, #f4ead4);
  border: 1px solid var(--border-soft, rgba(0,0,0,0.08));
  padding: 0.15rem 0.55rem;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--ink-soft, #5b5447);
}

.activity-card__meta {
  display: flex;
  gap: 1.25rem;
  align-items: center;
  font-size: 0.85rem;
  flex-wrap: wrap;
  padding-left: calc(1.25rem + 1rem); /* align under title */
}

.activity-card__time {
  color: var(--ink-soft, #5b5447);
}

.activity-card__canvas {
  color: var(--accent, #b87333);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 1px dashed currentColor;
}
.activity-card__canvas:hover,
.activity-card__canvas:focus-visible {
  border-bottom-style: solid;
}

.activity-card--optional {
  opacity: 0.85;
}

.activity-card--past {
  opacity: 0.7;
  background: transparent;
}

.activity-card--missing {
  border-color: #c8554a;
  background: rgba(200, 85, 74, 0.05);
  font-size: 0.85rem;
}

/* Time buckets — applied by calendar-buckets.js after page load */

.calendar-bucket {
  margin: 2rem 0;
}

.calendar-bucket__title {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft, #5b5447);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-soft, rgba(0,0,0,0.08));
}

.calendar-bucket--this-week .calendar-bucket__title {
  color: var(--accent, #b87333);
  border-bottom-color: var(--accent, #b87333);
}

.calendar-bucket__archive {
  margin-top: 2.5rem;
}
.calendar-bucket__archive > summary {
  cursor: pointer;
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft, #5b5447);
  padding: 0.5rem 0;
  border-top: 1px dashed var(--border-soft, rgba(0,0,0,0.08));
}
.calendar-bucket__archive > summary:hover {
  color: var(--ink, #2a221a);
}
.calendar-bucket__archive[open] > summary {
  margin-bottom: 1rem;
}

/* Calendar index page */

.calendar-index {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}
.calendar-index li {
  border: 1px solid var(--border-soft, rgba(0,0,0,0.08));
  border-radius: 8px;
  background: var(--surface-card, #fffdf6);
}
.calendar-index a {
  display: block;
  padding: 1rem 1.25rem;
  color: var(--ink, #2a221a);
  text-decoration: none;
}
.calendar-index a:hover {
  border-color: var(--accent, #b87333);
}
.calendar-index a strong {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1.15rem;
  margin-right: 0.5rem;
}
.calendar-index .coming-soon {
  opacity: 0.5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  font-size: 0.9rem;
}
.calendar-index .coming-soon em {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  opacity: 0.7;
  font-style: normal;
}

/* Activity page (auto-generated /activities/{subject}/{id}/) */

.activity-page .page-title .eyebrow {
  font-variant-numeric: tabular-nums;
}

.activity-page .activity-instructions {
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 65ch;
}

.activity-parent-note,
.activity-canvas-links {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: var(--surface-2, #f4ead4);
  border-radius: 8px;
}
.activity-parent-note h2,
.activity-canvas-links h2 {
  font-family: 'Fraunces', Georgia, serif;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 0.75rem;
  color: var(--ink-soft, #5b5447);
}
.activity-canvas-links ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.activity-canvas-links li {
  margin: 0.4rem 0;
}

/* Embedded activity (used inside readings or unit pages) */

.embedded-activity {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--accent, #b87333);
  background: var(--surface-2, #f4ead4);
  border-radius: 0 6px 6px 0;
}

/* Collapsed bucket sections (Earlier in Q4, Extra credit) — unified after 2026-04-29 */

.calendar-bucket--collapsed {
  margin-top: 2.5rem;
  border-top: 1px dashed var(--border-soft, rgba(0,0,0,0.08));
  padding-top: 1rem;
}

.calendar-bucket--collapsed > summary {
  cursor: pointer;
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  color: var(--ink-soft, #5b5447);
  padding: 0.5rem 0;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.calendar-bucket--collapsed > summary::-webkit-details-marker { display: none; }
.calendar-bucket--collapsed > summary::before {
  content: "▸";
  display: inline-block;
  transition: transform 0.15s ease;
  color: var(--ink-soft, #5b5447);
  font-size: 0.85em;
}
.calendar-bucket--collapsed[open] > summary::before {
  transform: rotate(90deg);
}
.calendar-bucket--collapsed > summary:hover {
  color: var(--ink, #2a221a);
}
.calendar-bucket--collapsed[open] > summary {
  margin-bottom: 1rem;
}
.calendar-bucket--collapsed > .activity-card {
  margin-bottom: 0.75rem;
}

/* Extra-credit collapsed section gets a slight gold tint on the rule */
.calendar-bucket--extra-credit {
  border-top-color: rgba(212, 166, 87, 0.4);
}
.calendar-bucket--extra-credit > summary {
  color: #8a6928;
}