/* ─── Component surfaces ───────────
 * Ruby components emit semantic hooks (event-card, board-card, form-field,
 * card-block, section-header) that this file paints per theme. Same ERB
 * markup reads as editorial print OR 90s window chrome. */

/* ─── SectionComponent header ───────────*/
.section-header {
  max-width: 42rem;
  margin-bottom: 2.5rem;
}
@media (min-width: 768px) {
  .section-header { margin-bottom: 3.5rem; }
}
.section-header__title {
  font-size: var(--font-size-3xl);
  color: var(--color-text);
}
@media (min-width: 768px) {
  .section-header__title { font-size: var(--font-size-4xl); }
}
.section-header__eyebrow {
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}
.section-header__subtitle {
  margin-top: 0.75rem;
  max-width: 36rem;
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}
[data-theme="classic"] .section-header {
  margin-bottom: 1rem;
}
[data-theme="classic"] .section-header__title {
  border-bottom: 1px solid var(--color-primary);
  padding-bottom: 0.25rem;
  display: inline-block;
  font-size: var(--font-size-lg);
}
@media (min-width: 768px) {
  [data-theme="classic"] .section-header__title { font-size: var(--font-size-xl); }
}

/* ─── CardComponent ───────────*/
.card-block {
  padding: 1.25rem 0;
}
.card-title {
  font-size: var(--font-size-lg);
  color: var(--color-text);
  margin-bottom: 0.5rem;
}
.card-description {
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}
[data-theme="modern"] .card-block {
  border-left: 1px solid var(--color-border-strong);
  padding-left: 1.25rem;
  transition: border-color var(--transition-base), padding-left var(--transition-base);
}
[data-theme="modern"] .card-block:hover {
  border-color: var(--color-primary);
  padding-left: 1.5rem;
}
[data-theme="modern"] .card-title {
  font-size: var(--font-size-xl);
}
[data-theme="classic"] .card-block {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 0.75rem 1rem;
}

/* ─── EventCardComponent ───────────*/
.event-card {
  display: block;
  position: relative;
  color: inherit;
}
.event-card__media {
  background: var(--color-surface-raised);
  position: relative;
  overflow: hidden;
}
.event-card__image {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              filter var(--transition-base);
  filter: saturate(0.9);
}
.event-card__body {
  padding: 1.25rem 0 0;
}
.event-card__date-line {
  color: var(--color-primary);
}
.event-card__title {
  margin-top: 0.5rem;
  font-size: var(--font-size-xl);
  color: var(--color-text);
}
.event-card__location {
  margin-top: 0.35rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}
.event-card__excerpt {
  margin-top: 0.75rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}
.event-card__cta {
  margin-top: 1rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
}
.event-card__cta-arrow {
  transition: transform var(--transition-base) cubic-bezier(0.16, 1, 0.3, 1);
}

.event-flag {
  position: absolute;
  top: 0.5rem;
  z-index: 10;
  padding: 0.2rem 0.5rem;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--color-background);
}
.event-flag--active { left: 0.5rem; border: 1px solid var(--color-success); color: var(--color-success); }
.event-flag--past   { left: 0.5rem; border: 1px solid var(--color-border-strong);  color: var(--color-text-muted); }
.event-flag--rsvp   { right: 0.5rem; left: auto; border: 1px solid var(--color-primary); color: var(--color-primary); }

[data-theme="modern"] .event-card {
  border-top: 1px solid var(--color-border);
  padding-top: 1.75rem;
  padding-bottom: 1.75rem;
  transition: border-color var(--transition-base);
}
[data-theme="modern"] .event-card:hover,
[data-theme="modern"] .event-card:focus-visible { border-color: var(--color-primary); }
[data-theme="modern"] .event-card:hover .event-card__image,
[data-theme="modern"] .event-card:focus-visible .event-card__image { transform: scale(1.06); filter: saturate(1); }
[data-theme="modern"] .event-card:hover .event-card__cta-arrow,
[data-theme="modern"] .event-card:focus-visible .event-card__cta-arrow { transform: translateX(6px); }

[data-theme="classic"] .event-card {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem;
}
[data-theme="classic"] .event-card__body {
  padding: 0.75rem 0.25rem 0;
}
[data-theme="classic"] .event-card__title {
  font-size: var(--font-size-lg);
  font-weight: 700;
}
[data-theme="classic"] .event-card:hover { background: var(--color-surface-raised); }
[data-theme="classic"] .event-card__image { filter: none; }

/* ─── BoardMemberCardComponent ───────────*/
.board-card {
  display: block;
}
.board-card__portrait {
  background: var(--color-surface-raised);
  position: relative;
  overflow: hidden;
}
.board-card__image {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              filter var(--transition-base);
  filter: grayscale(0.4) contrast(1.05);
}
.board-card__initial {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  font-family: var(--font-serif-display);
  font-size: 3rem;
  color: var(--color-text-muted);
}
.board-card__body {
  padding: 1rem 0 0;
}
.board-card__name {
  font-size: var(--font-size-xl);
  color: var(--color-text);
}
.board-card__role {
  color: var(--color-primary);
  margin-top: 0.35rem;
}
.board-card__bio {
  margin-top: 0.75rem;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}
[data-theme="modern"] .board-card { border-top: 1px solid var(--color-border); padding-top: 1.25rem; }
[data-theme="modern"] .board-card:hover .board-card__image { transform: scale(1.05); filter: grayscale(0) contrast(1); }
[data-theme="classic"] .board-card {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem;
}
[data-theme="classic"] .board-card__body { padding: 0.75rem 0.25rem 0; }
[data-theme="classic"] .board-card__name { font-size: var(--font-size-lg); font-weight: 700; }
[data-theme="classic"] .board-card__image { filter: none; }

/* ─── PartnerCardComponent ───────────*/
.partner-card {
  display: block;
}
.partner-card__mark {
  background: var(--color-surface-raised);
  position: relative;
  overflow: hidden;
}
.partner-card__image {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              filter var(--transition-base);
  filter: grayscale(0.4) contrast(1.05);
  padding: 1.5rem;
}
.partner-card__initial {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  width: 100%;
  font-family: var(--font-serif-display);
  font-size: 3rem;
  color: var(--color-text-muted);
}
.partner-card__body {
  padding: 1rem 0 0;
}
.partner-card__name {
  font-size: var(--font-size-xl);
  color: var(--color-text);
}
.partner-card__description {
  margin-top: 0.75rem;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}
.partner-card__link {
  margin-top: 0.75rem;
  display: inline-flex;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-primary);
}
[data-theme="modern"] .partner-card { border-top: 1px solid var(--color-border); padding-top: 1.25rem; }
[data-theme="modern"] .partner-card:hover .partner-card__image { transform: scale(1.05); filter: grayscale(0) contrast(1); }
[data-theme="classic"] .partner-card {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem;
}
[data-theme="classic"] .partner-card__body { padding: 0.75rem 0.25rem 0; }
[data-theme="classic"] .partner-card__name { font-size: var(--font-size-lg); font-weight: 700; }
[data-theme="classic"] .partner-card__image { filter: none; }

/* ─── MediaItemCardComponent ───────────*/
.media-card {
  display: block;
}
.media-card__frame {
  background: var(--color-surface-raised);
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1;
}
.media-card__image {
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1),
              filter var(--transition-base);
  filter: grayscale(0.35) contrast(1.05);
}
.media-card__body {
  padding: 1rem 0 0;
}
.media-card__title {
  font-size: var(--font-size-xl);
  color: var(--color-text);
}
.media-card__caption {
  margin-top: 0.5rem;
  color: var(--color-text-muted);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

/* Editorial mosaic — image-first tiles at two sizes in an irregular
   rhythm, not a uniform card grid. Mobile stays a single stacked column. */
.media-mosaic {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
[data-theme="modern"] .media-card { border-top: 1px solid var(--color-border); padding-top: 1.25rem; }
[data-theme="modern"] .media-card:hover .media-card__image,
[data-theme="modern"] .media-card:focus-visible .media-card__image { transform: scale(1.05); filter: grayscale(0) contrast(1); }
[data-theme="modern"] .media-card--wide .media-card__frame { aspect-ratio: 4 / 5; }

@media (min-width: 768px) {
  [data-theme="modern"] .media-mosaic { grid-template-columns: repeat(6, 1fr); gap: 3rem 1.5rem; }
  [data-theme="modern"] .media-card--wide { grid-column: span 3; }
  [data-theme="modern"] .media-card:not(.media-card--wide) { grid-column: span 2; }
  [data-theme="modern"] .media-mosaic > .media-card:nth-child(5n+4) { margin-top: 3rem; }
}

[data-theme="classic"] .media-card {
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
  padding: 0.5rem;
}
[data-theme="classic"] .media-card__frame { aspect-ratio: 4 / 3; }
[data-theme="classic"] .media-card__body { padding: 0.75rem 0.25rem 0; }
[data-theme="classic"] .media-card__title { font-size: var(--font-size-lg); font-weight: 700; }
[data-theme="classic"] .media-card__image { filter: none; }
[data-theme="classic"] .media-mosaic { gap: 1rem; }
@media (min-width: 640px) {
  [data-theme="classic"] .media-mosaic { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  [data-theme="classic"] .media-mosaic { grid-template-columns: repeat(3, 1fr); }
}

/* ─── Media item detail ───────────*/
.media-detail__frame {
  background: var(--color-surface-raised);
}
.media-detail__image {
  display: block;
  width: 100%;
  height: auto;
  max-height: 80vh;
  object-fit: contain;
}
[data-theme="classic"] .media-detail__frame {
  border: 1px solid transparent;
  box-shadow: var(--shadow-sm);
  padding: 0.75rem;
}
[data-theme="classic"] .media-detail__image {
  max-height: 60vh;
}

/* ─── FormFieldComponent ───────────*/
[data-theme="modern"] .form-field__input {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--color-border-strong);
  padding: 0.5rem 0.25rem;
  border-radius: 0;
  color: var(--color-text);
  transition: border-color var(--transition-fast);
}
[data-theme="modern"] .form-field__input:focus,
[data-theme="modern"] .form-field__input:focus-visible {
  border-bottom-color: var(--color-primary);
  box-shadow: 0 1px 0 0 var(--color-primary);
  outline: none;
}
[data-theme="modern"] .form-field__input.is-invalid { border-bottom-color: var(--color-destructive); }
[data-theme="modern"] .form-field__label {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

[data-theme="classic"] .form-field__input {
  border: 0;
  box-shadow: var(--shadow-inset);
  background: #ffffff;
  padding: 0.25rem 0.4rem;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--color-text);
}
[data-theme="classic"] .form-field__input:focus,
[data-theme="classic"] .form-field__input:focus-visible {
  outline: 1px dotted var(--color-primary);
  outline-offset: 1px;
}
[data-theme="classic"] .form-field__label {
  font-weight: 700;
  color: var(--color-text);
}

.form-field__checkbox {
  width: 1rem;
  height: 1rem;
  accent-color: var(--color-primary);
}

/* ─── AlertComponent ───────────*/
[data-theme="classic"] .alert {
  box-shadow: var(--shadow-sm);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  background: var(--color-surface);
}
[data-theme="modern"] .alert--notice { border-left-width: 2px; }
[data-theme="modern"] .alert { padding: 0.75rem 1rem; background: var(--color-surface); }