/*
 * Nostalgia — about page styles
 *
 * Includes: about-section, about-cards, about-split (sticky photo
 *           + scroll-revealed paragraphs), about-specific responsive rules.
 */

.about-section {
  padding: 2rem 4vw 4rem;
  max-width: 1120px;
  margin: 0 auto;
}

.about-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.about-card {
  border: 1px solid var(--rule-strong);
  padding: 1.25rem 1.35rem;
  background: transparent;
  transition: border-color var(--transition);
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin: 0 0 0.35rem;
  letter-spacing: 0.04em;
}

.about-card p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.about-section--story {
  max-width: 1150px;
}

.about-split--story {
  display: grid;
  grid-template-columns: minmax(180px, 280px) minmax(0, 1fr);
  gap: clamp(1.25rem, 3vw, 2.75rem);
  align-items: start;
}

.about-split__photo {
  position: sticky;
  top: 5.5rem;
  border: 1px solid var(--frame-border);
  overflow: hidden;
  background: var(--photo-placeholder);
  box-shadow: var(--frame-shadow);
  opacity: 0;
  transform: translateY(20px) scale(0.992);
  clip-path: inset(0 0 10% 0);
  transition: opacity 1.35s cubic-bezier(0.22, 0.82, 0.26, 1),
    transform 1.35s cubic-bezier(0.22, 0.82, 0.26, 1),
    clip-path 1.35s cubic-bezier(0.22, 0.82, 0.26, 1);
}

.about-split--story.is-visible .about-split__photo {
  opacity: 1;
  transform: translateY(0) scale(1);
  clip-path: inset(0 0 0 0);
}

.about-split__photo img {
  width: 100%;
  height: auto;
  display: block;
  transform: scale(1.035);
  transition: transform 1.65s cubic-bezier(0.22, 0.82, 0.26, 1);
}

.about-split--story.is-visible .about-split__photo img {
  transform: scale(1);
}

.about-story {
  padding-bottom: 2rem;
}

.about-story__p {
  margin: 0 0 1.15em;
  color: var(--text);
  font-size: 1.02rem;
  line-height: 1.68;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 1.18s cubic-bezier(0.22, 0.82, 0.26, 1),
    transform 1.18s cubic-bezier(0.22, 0.82, 0.26, 1);
}

[data-theme="dark"] .about-story__p {
  color: rgba(239, 228, 207, 0.92);
}

.about-story__p.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.about-story__p:last-child {
  margin-bottom: 0;
}

@media (prefers-reduced-motion: reduce) {
  .about-split__photo {
    opacity: 1;
    transform: none;
    clip-path: none;
    transition: none;
  }

  .about-split__photo img {
    transform: none;
    transition: none;
  }

  .about-story__p {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 960px) {
  .about-cards {
    grid-template-columns: 1fr;
  }

  .about-split--story {
    grid-template-columns: minmax(160px, 220px) 1fr;
    gap: 1.5rem;
  }
}

@media (max-width: 720px) {
  .about-split--story {
    grid-template-columns: 1fr;
  }

  .about-split__photo {
    position: relative;
    top: auto;
    max-width: 240px;
    margin: 0 auto;
  }
}

/* About — square tab switcher + soul panel */
.about-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: clamp(0.55rem, 1.2vw, 0.75rem);
  margin: 0 0 clamp(1.25rem, 2.5vw, 1.75rem);
}

.about-tab {
  appearance: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(5rem, 10vw, 6.25rem);
  aspect-ratio: 1;
  padding: 0.45rem 0.35rem;
  border: 1px solid var(--accent-muted);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  text-align: center;
  transition:
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    border-color var(--transition),
    background var(--transition),
    color var(--transition),
    box-shadow 0.28s ease;
}

.about-tab__label {
  font-family: var(--font-display);
  font-size: clamp(0.48rem, 0.75vw, 0.56rem);
  font-weight: 500;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  line-height: 1.28;
}

.about-tab:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.about-tab.is-active {
  border-color: var(--accent);
  color: #faf7f2;
  background: rgba(111, 80, 39, 0.88);
  box-shadow: 0 8px 20px rgba(28, 22, 16, 0.2);
}

[data-theme="dark"] .about-tab {
  color: rgba(240, 232, 218, 0.94);
  border-color: rgba(197, 160, 96, 0.45);
}

[data-theme="dark"] .about-tab.is-active {
  background: rgba(197, 160, 96, 0.22);
  color: #faf7f2;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.4);
}

.about-panel {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(1.1rem) scale(0.985);
  filter: blur(6px);
  transition:
    opacity 0.58s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.62s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.52s ease,
    visibility 0s linear 0.58s;
  will-change: opacity, transform, filter;
}

.about-panels {
  position: relative;
  display: grid;
  grid-template: 1fr / 1fr;
  align-items: start;
  transition: min-height 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.about-panels > .about-panel {
  grid-area: 1 / 1;
  width: 100%;
}

.about-panels > .about-panel.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0) scale(1);
  filter: blur(0);
  transition:
    opacity 0.62s cubic-bezier(0.22, 1, 0.36, 1) 0.06s,
    transform 0.68s cubic-bezier(0.22, 1, 0.36, 1) 0.06s,
    filter 0.55s ease 0.06s,
    visibility 0s;
  z-index: 2;
}

.about-panels > .about-panel.is-leaving {
  opacity: 0;
  visibility: visible;
  pointer-events: none;
  transform: translateY(-0.75rem) scale(0.992);
  filter: blur(5px);
  transition:
    opacity 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.52s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.45s ease,
    visibility 0s linear 0.48s;
  z-index: 1;
}

.about-panels > .about-panel.is-entering {
  opacity: 0;
  transform: translateY(1.25rem) scale(0.982);
  filter: blur(8px);
}

.about-panels > .about-panel[hidden]:not(.is-leaving) {
  display: none !important;
}

.about-panel .about-soul__title,
.about-panel .about-story__quote {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 1.18s cubic-bezier(0.22, 0.82, 0.26, 1),
    transform 1.18s cubic-bezier(0.22, 0.82, 0.26, 1);
}

.about-panel .about-soul__title.is-visible,
.about-panel .about-story__quote.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.about-panel.is-active .about-split__photo {
  animation: aboutPhotoSettle 1.15s cubic-bezier(0.22, 0.82, 0.26, 1) 0.12s both;
}

.about-panel.is-active .about-split__photo img {
  animation: aboutPhotoKenBurns 1.45s cubic-bezier(0.16, 1, 0.3, 1) 0.18s both;
}

@keyframes aboutPhotoSettle {
  from {
    opacity: 0.55;
    transform: translateY(14px) scale(0.96);
    clip-path: inset(0 0 12% 0);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    clip-path: inset(0 0 0 0);
  }
}

@keyframes aboutPhotoKenBurns {
  from {
    transform: scale(1.06);
  }
  to {
    transform: scale(1);
  }
}

.about-soul__title {
  margin: 0 0 1.1rem;
  font-family: var(--font-hero);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  letter-spacing: 0.03em;
  color: var(--accent);
}

.about-story__quote {
  margin: 0 0 1.15em;
  padding: 0.85rem 1rem;
  border-left: 2px solid var(--accent);
  font-family: var(--font-hero);
  font-style: italic;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--ink);
  background: rgba(197, 160, 96, 0.08);
}

[data-theme="dark"] .about-story__quote {
  color: rgba(239, 228, 207, 0.92);
  background: rgba(197, 160, 96, 0.1);
}

.about-story__p--dialogue {
  font-style: italic;
  color: var(--accent);
  padding-left: 0.75rem;
}

.about-vision__signature {
  margin: 1.5rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid var(--rule-hairline);
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 1.18s cubic-bezier(0.22, 0.82, 0.26, 1),
    transform 1.18s cubic-bezier(0.22, 0.82, 0.26, 1);
}

.about-vision__signature.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.about-vision__sign-name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--ink);
}

.about-vision__sign-role {
  font-family: var(--font-nav);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.about-vision__sign-brand {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 0.82rem;
  color: var(--text-muted);
}

[data-theme="dark"] .about-vision__sign-name {
  color: rgba(240, 232, 218, 0.96);
}

@media (prefers-reduced-motion: reduce) {
  .about-panel,
  .about-panels > .about-panel.is-active,
  .about-panels > .about-panel.is-leaving,
  .about-panels > .about-panel.is-entering {
    transition: none;
    transform: none;
    filter: none;
    opacity: 1;
    visibility: visible;
  }

  .about-panel.is-active .about-split__photo,
  .about-panel.is-active .about-split__photo img {
    animation: none;
  }

  .about-tab {
    transition: none;
    transform: none;
  }

  .about-panel {
    opacity: 1;
  }

  .about-panel .about-soul__title,
  .about-panel .about-story__quote,
  .about-vision__signature {
    opacity: 1;
    transform: none;
    transition: none;
  }
}