/* ============================================================
   claude_subpage.css — Subpage layout + component library
   ============================================================ */

/* ==========================================================
   SIDEBAR LAYOUT
   ========================================================== */
main.hasSubMenu {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  gap: 40px;
}

/* --- Sidebar submenu --- */
main .subMenu {
  width: 160px;
  flex-shrink: 0;
  display: flex;
  gap: 20px;
  flex-direction: column;
  position: sticky;
  top: 88px;
  align-self: flex-start;
  height: fit-content;
  max-height: 70vh;
  overflow-y: auto;
  padding-top: 24px;
}

main .subMenu .title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-ink);
  padding-bottom: 16px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--c-line-strong);
  letter-spacing: -0.02em;
}

main .subMenu nav {
  display: flex;
  flex-direction: column;
  gap: 0;
}

main .subMenu nav a {
  display: block;
  padding: 12px 0;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--c-ink-secondary);
  text-decoration: none;
  position: relative;
  transition: all 0.25s var(--c-ease);
  border-bottom: 1px solid var(--c-line);
}

main .subMenu nav a::before {
  content: "";
  position: absolute;
  left: -20px;
  top: 50%;
  transform: translateY(-50%);
  width: 2px;
  height: 0;
  background: var(--c-accent);
  transition: height 0.25s var(--c-ease);
}

main .subMenu nav a:hover {
  color: var(--c-ink);
  padding-left: 8px;
}

main .subMenu nav a:hover::before {
  height: 16px;
}

main .subMenu nav a.active {
  color: var(--c-accent);
  font-weight: 600;
  padding-left: 8px;
}

main .subMenu nav a.active::before {
  height: 20px;
}

/* --- Content Container --- */
main .contentContainer {
  flex: 1;
  min-width: 0;
  padding: 24px 0;
}

main .contentContainer.contentContainer--subpage {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 24px 0;
}

/* ==========================================================
   LOCATION BAR (Breadcrumb)
   ========================================================== */
.locationContainer {
  padding: 8px 0 4px;
  font-size: 0.8rem;
  color: var(--c-ink-tertiary);
}

.locationList {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.locationItem {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.locationItem::before {
  content: "/";
  color: var(--c-ink-tertiary);
  font-size: 0.7rem;
  user-select: none;
  opacity: 0.5;
}

.locationItem:first-child::before {
  display: none;
}

.locationLink,
.locationCurrent,
.locationPlain {
  text-decoration: none;
  transition: color 0.2s var(--c-ease);
}

.locationLink {
  color: var(--c-ink-tertiary);
}

.locationLink:hover {
  color: var(--c-ink);
}

.locationItem:first-child .locationLink {
  font-weight: 600;
  color: var(--c-ink-secondary);
}

.locationCurrent {
  color: var(--c-ink);
  font-weight: 600;
}

.locationPlain {
  color: var(--c-ink-tertiary);
}

/* ==========================================================
   PAGE CONTENT (base wrapper)
   ========================================================== */
.pageContent {
  padding: 2rem 0;
  display: flex;
  gap: 2.5rem;
}

.pageContent .contentWrapper {
  width: 100%;
  min-width: 0;
}

/* ==========================================================
   SUBPAGE COMPONENT LIBRARY
   ========================================================== */

/* --- Stack & Section --- */
.subpageStack {
  display: grid;
  gap: 1.5rem;
}

.subpageSection {
  display: grid;
  gap: 1rem;
}

/* --- Panel --- */
.subpagePanel {
  padding: 12px;
}

.subpagePanel--soft {
  padding: 12px;
}

/* --- Hero Panel --- */
.subpageHeroPanel {
  padding: 20px 12px 8px;
}

.subpageHeroPanel--split {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 24px;
  align-items: start;
}

.subpageHeroAside {
  display: grid;
  gap: 10px;
}

/* --- Section Intro --- */
.subpageSectionIntro {
  display: grid;
  gap: 10px;
  margin-bottom: 10px;
}

.subpageSectionIntro--split {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  align-items: end;
}

/* --- Typography --- */
.subpageEyebrow {
  margin: 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--c-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.subpageEyebrow::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 2px;
  background: var(--c-accent);
  border-radius: 1px;
}

.subpageTitle {
  margin: 0;
  color: var(--c-ink);
  font-size: clamp(1.6rem, 3.2vw, 2.6rem);
  line-height: 1.12;
  letter-spacing: -0.03em;
}

.subpageLead {
  margin: 0;
  color: var(--c-ink-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* --- Grids --- */
.subpageGrid {
  display: grid;
  gap: 12px;
}

.subpageGrid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.subpageGrid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.subpageCardGrid--2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.subpageCardGrid--3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

/* --- Metric Card --- */
.subpageMetricCard {
  padding: 18px 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  background: var(--c-bg-card);
}

.subpageMetricCard .subpageTitle {
  color: var(--c-accent);
  font-size: 2rem;
  font-weight: 700;
}

/* --- Surface Card --- */
.subpageSurfaceCard {
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  background: var(--c-bg-card);
}

.subpageSurfaceCardTitle {
  margin: 0;
  color: var(--c-ink);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.subpageSurfaceCardText {
  margin: 8px 0 0;
  color: var(--c-ink-secondary);
  line-height: 1.75;
}

/* --- Statement / Quote --- */
.subpageStatement {
  padding: 16px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius);
  background: var(--c-bg-card);
}

.subpageStatement strong {
  display: block;
  color: var(--c-ink);
  font-size: 1.05rem;
  line-height: 1.4;
  letter-spacing: -0.02em;
}

.subpageStatement p {
  margin: 8px 0 0;
  color: var(--c-ink-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

.subpageQuotePanel {
  padding: 24px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  background: var(--c-bg-card);
}

.subpageQuotePanel strong {
  display: block;
  color: var(--c-ink);
  font-size: clamp(1.1rem, 1.8vw, 1.4rem);
  line-height: 1.45;
  letter-spacing: -0.02em;
}

.subpageQuotePanel p {
  margin: 10px 0 0;
  color: var(--c-ink-secondary);
  line-height: 1.75;
}

/* --- Info Grid / Info Card --- */
.subpageInfoGrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.subpageInfoCard {
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius);
  background: var(--c-bg-card);
}

.subpageInfoLabel {
  margin: 0;
  color: var(--c-accent);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.subpageInfoValue {
  margin: 8px 0 0;
  color: var(--c-ink);
  font-size: 0.95rem;
  line-height: 1.8;
}

.subpageInfoValue a {
  color: var(--c-ink);
  text-decoration: none;
  transition: color 0.2s var(--c-ease);
}

.subpageInfoValue a:hover {
  color: var(--c-accent);
}

/* --- Feature List --- */
.subpageFeatureList {
  display: grid;
  gap: 0;
}

.subpageFeatureItem {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--c-line);
}

.subpageFeatureItem:first-child {
  padding-top: 0;
  border-top: 0;
}

.subpageFeatureIndex {
  color: var(--c-accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  padding-top: 2px;
}

.subpageFeatureBody strong {
  display: block;
  color: var(--c-ink);
  font-size: 1.02rem;
  margin-bottom: 6px;
}

.subpageFeatureBody p {
  margin: 0;
  color: var(--c-ink-secondary);
  line-height: 1.75;
}

/* --- Checklist --- */
.subpageChecklist {
  display: grid;
  gap: 8px;
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.subpageChecklist li {
  position: relative;
  padding-left: 14px;
  color: var(--c-ink-secondary);
  line-height: 1.7;
}

.subpageChecklist li::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--c-accent);
}

/* --- Badge Row / Tag --- */
.subpageBadgeRow {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.subpageTag {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--c-radius-full);
  color: var(--c-ink-secondary);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-line);
}

/* --- Record List / Cards --- */
.subpageRecordList {
  display: grid;
  gap: 16px;
}

.subpageRecordCard {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  gap: 20px;
  align-items: start;
  padding: 20px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  background: var(--c-bg-card);
}

.subpageRecordCard--noMedia {
  grid-template-columns: 1fr;
}

.subpageRecordMedia {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: var(--c-radius);
  background: #111;
  border: 1px solid var(--c-line);
}

.subpageRecordMedia img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.subpageRecordBody {
  display: grid;
  gap: 8px;
  align-content: start;
}

.subpageRecordMeta {
  margin: 0;
  color: var(--c-ink-tertiary);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.subpageRecordName {
  margin: 0;
  color: var(--c-ink-secondary);
  font-size: 0.92rem;
}

.subpageRecordTitle {
  margin: 0;
  color: var(--c-ink);
  font-size: 1.3rem;
  line-height: 1.2;
  letter-spacing: -0.03em;
}

.subpageRecordSummary {
  margin: 0;
  color: var(--c-ink-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

.subpageRecordSectionMeta {
  margin: 0;
  color: var(--c-ink-tertiary);
  font-size: 0.88rem;
}

.subpageRecordSectionMeta strong {
  color: var(--c-accent);
}

/* Record Timeline */
.subpageRecordTimeline {
  display: grid;
  gap: 4px;
  margin-top: 6px;
  padding-top: 8px;
  border-top: 1px solid var(--c-line);
}

.subpageRecordTimelineItem {
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.subpageRecordTimelineItem .year {
  color: var(--c-ink-tertiary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.subpageRecordTimelineItem .detail {
  color: var(--c-ink-secondary);
  font-size: 0.9rem;
  line-height: 1.65;
}

/* Compact Grid */
.subpageRecordCompactGrid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.subpageRecordCompactCard {
  display: grid;
  gap: 6px;
  align-content: start;
  min-height: 100%;
  padding: 18px;
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  background: var(--c-bg-card);
  transition: border-color var(--c-duration) var(--c-ease), transform var(--c-duration) var(--c-ease);
}

.subpageRecordCompactCard:hover {
  border-color: var(--c-line-strong);
  transform: translateY(-2px);
}

/* --- Gallery --- */
.subpageGallery {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 12px;
}

.subpageGalleryItem {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  border-radius: var(--c-radius);
  background: #111;
  border: 1px solid var(--c-line);
}

.subpageGalleryItem img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Statement Grid --- */
.subpageStatementGrid {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  gap: 12px;
}

/* --- Section (dark card used inside subpages) --- */
.section {
  position: relative;
  padding: 24px;
  background: var(--c-bg-card);
  border: 1px solid var(--c-line);
  border-radius: var(--c-radius-lg);
  box-shadow: var(--c-shadow-sm);
}

.section .sectionTitle {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.section .description {
  margin: 0;
  color: var(--c-ink-secondary);
  font-size: 0.92rem;
  line-height: 1.75;
}

/* --- Map Container --- */
.mapContainer {
  width: 100%;
  overflow: hidden;
  border-radius: var(--c-radius-lg);
  border: 1px solid var(--c-line);
  background: #111;
}

.mapContainer iframe {
  width: 100%;
  height: 400px;
  display: block;
}

/* ==========================================================
   RESPONSIVE
   ========================================================== */
@media (max-width: 1024px) {
  .subpageRecordCompactGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 767px) {
  main.hasSubMenu {
    flex-direction: column;
    gap: 0;
    padding: 0 16px;
  }

  main .subMenu {
    width: 100%;
    position: static;
    gap: 16px;
    padding: 20px 0 16px;
    border-bottom: 1px solid var(--c-line);
  }

  main .subMenu .title {
    font-size: 1.1rem;
    padding-bottom: 12px;
  }

  main .subMenu nav {
    flex-direction: row;
    overflow-x: auto;
    gap: 8px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 4px;
  }

  main .subMenu nav::-webkit-scrollbar {
    display: none;
  }

  main .subMenu nav a {
    white-space: nowrap;
    padding: 8px 16px;
    font-size: 0.85rem;
    border-radius: var(--c-radius-full);
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--c-line);
    border-bottom: 1px solid var(--c-line);
  }

  main .subMenu nav a::before {
    display: none;
  }

  main .subMenu nav a:hover {
    padding-left: 16px;
    border-color: var(--c-accent);
    color: var(--c-accent);
  }

  main .subMenu nav a.active {
    background: var(--c-accent);
    color: var(--c-ink-inverse);
    border-color: var(--c-accent);
    padding-left: 16px;
  }

  main .contentContainer.contentContainer--subpage {
    padding: 16px 0;
  }

  .pageContent {
    padding: 1rem 0;
    flex-direction: column;
  }

  .subpageHeroPanel--split {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .subpageSectionIntro--split {
    grid-template-columns: 1fr;
  }

  .subpageGrid--2,
  .subpageGrid--3,
  .subpageCardGrid--2,
  .subpageCardGrid--3 {
    grid-template-columns: 1fr;
  }

  .subpageInfoGrid {
    grid-template-columns: 1fr;
  }

  .subpageRecordCard {
    grid-template-columns: 1fr;
  }

  .subpageRecordCompactGrid {
    grid-template-columns: 1fr;
  }

  .subpageGallery {
    grid-template-columns: 1fr;
  }

  .subpageStatementGrid {
    grid-template-columns: 1fr;
  }
}