/**
 * BE Authentic Object Detail page styles.
 * Layers on top of the be-authentic-home.css brand tokens (--ba-teal, etc.).
 * Scoped under .ba-obj so it can't bleed into other surfaces.
 *
 * @since 1.10.18
 */

.ba-obj {
  --ba-bg-deep:        #0D0D0F;
  --ba-bg-surface:     #1A1A1F;
  --ba-bg-elevated:    #252530;
  --ba-border:         #2E2E3A;
  --ba-text:           #FFFFFF;
  --ba-text-secondary: #A0A0A8;
  --ba-text-muted:     #6B6B75;
  --ba-teal:           #5FCEAB;
  --ba-gold:           #CCA86B;

  font-family: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  color: var(--ba-text);
  background: var(--ba-bg-deep);
  max-width: 1080px;
  margin: 0 auto;
  padding: 48px 24px 96px;
  line-height: 1.65;
}

.ba-obj * { box-sizing: border-box; }

.ba-obj--error {
  text-align: center;
  padding: 96px 24px;
}

/* ─── Hero ──────────────────────────────────────────────────────────────── */

.ba-obj__hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 48px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--ba-border);
}

.ba-obj__hero-photo {
  position: relative;
  border-radius: 8px;
  overflow: hidden;
  background: var(--ba-bg-surface);
}

.ba-obj__hero-img {
  display: block;
  width: 100%;
  height: auto;
}

.ba-obj__eyebrow {
  margin: 0 0 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.ba-obj__vertical-pill {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(95, 206, 171, 0.15);
  color: var(--ba-teal);
  border: 1px solid rgba(95, 206, 171, 0.4);
  border-radius: 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.ba-obj__uid {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
  font-size: 11px;
  color: var(--ba-text-muted);
  letter-spacing: 0.04em;
}

.ba-obj__title {
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 16px;
  color: var(--ba-text);
}

.ba-obj__lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ba-text-secondary);
  margin: 0 0 18px;
  max-width: 560px;
}

.ba-obj__flags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.ba-obj__flag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(204, 168, 107, 0.12);
  color: var(--ba-gold);
  border: 1px solid rgba(204, 168, 107, 0.35);
  border-radius: 14px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ─── Sections ──────────────────────────────────────────────────────────── */

.ba-obj__section {
  margin: 0 0 56px;
}

.ba-obj__h2 {
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ba-teal);
  margin: 0 0 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ba-border);
}

.ba-obj__body {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ba-text-secondary);
  max-width: 680px;
}

.ba-obj__body p { margin: 0 0 18px; }
.ba-obj__body p:last-child { margin-bottom: 0; }
.ba-obj__body strong { color: var(--ba-text); }

/* ─── Specs ─────────────────────────────────────────────────────────────── */

.ba-obj__spec-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0;
  background: var(--ba-bg-surface);
  border: 1px solid var(--ba-border);
  border-radius: 6px;
  overflow: hidden;
}

.ba-obj__spec-grid dt {
  padding: 14px 20px 4px;
  color: var(--ba-text-muted);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ba-obj__spec-grid dd {
  padding: 0 20px 14px;
  margin: 0;
  color: var(--ba-text);
  font-size: 15px;
  line-height: 1.55;
  border-bottom: 1px solid var(--ba-border);
}

.ba-obj__spec-grid dd:last-child { border-bottom: none; }

/* ─── Owners ────────────────────────────────────────────────────────────── */

.ba-obj__owners-list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-left: 2px solid var(--ba-border);
  padding-left: 20px;
}

.ba-obj__owner {
  position: relative;
  padding: 8px 0 8px 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
}

.ba-obj__owner::before {
  content: "";
  position: absolute;
  left: -27px;
  top: 16px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--ba-bg-deep);
  border: 2px solid var(--ba-text-muted);
}

.ba-obj__owner--current::before {
  border-color: var(--ba-teal);
  background: var(--ba-teal);
}

.ba-obj__owner-name {
  font-size: 16px;
  font-weight: 600;
  color: var(--ba-text);
}

.ba-obj__owner-period {
  font-size: 12px;
  color: var(--ba-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ba-obj__owner-note {
  font-size: 13px;
  color: var(--ba-text-secondary);
  font-style: italic;
  flex-basis: 100%;
  margin-left: 0;
}

/* ─── Provenance chain ──────────────────────────────────────────────────── */

.ba-obj__provenance-intro {
  font-size: 14px;
  color: var(--ba-text-secondary);
  margin: 0 0 20px;
  line-height: 1.65;
}

.ba-obj__provenance-intro a {
  color: var(--ba-teal);
  text-decoration: none;
  border-bottom: 1px solid var(--ba-teal);
}

.ba-obj__provenance-empty {
  color: var(--ba-text-muted);
  font-style: italic;
  margin: 0;
}

.ba-obj__events {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--ba-bg-surface);
  border: 1px solid var(--ba-border);
  border-radius: 6px;
  overflow: hidden;
}

.ba-obj__event {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr auto;
  gap: 14px;
  padding: 12px 18px;
  border-bottom: 1px solid var(--ba-border);
  font-size: 13px;
  align-items: baseline;
}

.ba-obj__event:last-child { border-bottom: none; }

.ba-obj__event-type {
  font-weight: 600;
  color: var(--ba-text);
}

.ba-obj__event-by {
  color: var(--ba-text-secondary);
}

.ba-obj__event-when {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
  font-size: 12px;
  color: var(--ba-text-muted);
}

.ba-obj__event-ctr {
  font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
  font-size: 11px;
  color: var(--ba-text-muted);
  text-align: right;
}

/* ─── Footer ────────────────────────────────────────────────────────────── */

.ba-obj__footer {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid var(--ba-border);
}

.ba-obj__back {
  color: var(--ba-teal);
  text-decoration: none;
  font-size: 14px;
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease;
}

.ba-obj__back:hover { border-bottom-color: var(--ba-teal); }

/* ─── Tablet+ ───────────────────────────────────────────────────────────── */

@media (min-width: 760px) {
  .ba-obj__hero {
    grid-template-columns: 1fr 1.2fr;
    gap: 48px;
    align-items: start;
  }
  .ba-obj__spec-grid {
    grid-template-columns: 1fr 1fr;
  }
  .ba-obj__spec-grid dt {
    grid-column: span 1;
  }
}

@media (max-width: 600px) {
  .ba-obj__event {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .ba-obj__event-ctr { text-align: left; }
}