/* ─────────────────────────────────────────────────
 * feed.css ─ SNS feed cards (X / YouTube / Spotify)
 * ───────────────────────────────────────────────── */

.feed-card {
  position: relative;
  background: var(--ink-2);
  border: 1px solid rgba(255,255,255,.06);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: grid;
  gap: 0;
  transition: transform .55s var(--e-spring), border-color .25s var(--e-out);
  isolation: isolate;
}
.feed-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,255,255,.22);
}

.feed-card__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--ink-3);
}
.feed-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s var(--e-spring);
}
.feed-card:hover .feed-card__media img { transform: scale(1.06); }
.feed-card__media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.72), transparent 50%);
  pointer-events: none;
}

.feed-card__source {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  font-family: var(--f-en);
  font-style: italic;
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  background: rgba(0,0,0,.62);
  border: 1px solid rgba(255,255,255,.16);
  padding: 5px 10px;
  border-radius: var(--r-pill);
  color: var(--paper);
  backdrop-filter: blur(6px);
}
.feed-card__source--youtube { color: #ff8a7a; border-color: rgba(255,138,122,.4); }
.feed-card__source--x { color: var(--paper); }
.feed-card__source--spotify { color: #92c8d2; border-color: rgba(146,200,210,.4); }

.feed-card__body {
  padding: 18px;
  display: grid;
  gap: 10px;
}
.feed-card__title {
  font-family: var(--f-serif);
  font-size: 16px;
  line-height: 1.5;
  color: var(--paper);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.feed-card__excerpt {
  font-family: var(--f-sans);
  font-size: 13px;
  line-height: 1.78;
  color: rgba(255,255,255,.72);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.feed-card__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--f-mono);
  font-size: 11px;
  color: rgba(255,255,255,.5);
  letter-spacing: 0.06em;
}
.feed-card__meta a { color: var(--base-soft); }

.feed-grid__error {
  grid-column: 1 / -1;
  padding: var(--space-7) var(--space-5);
  text-align: center;
  color: rgba(255,255,255,.5);
  font-family: var(--f-serif);
  border: 1px dashed rgba(255,255,255,.14);
  border-radius: var(--r-lg);
}

/* compact variant for top-area summaries */
.feed-card--compact {
  grid-template-columns: 120px 1fr;
}
.feed-card--compact .feed-card__media { aspect-ratio: auto; height: 100%; }
.feed-card--compact .feed-card__body { padding: 14px 16px; }

@media (max-width: 540px) {
  .feed-card--compact { grid-template-columns: 1fr; }
}