/* ============================================================
   PORTFOLIO — grid, filtros, tarjetas, ficha, preview overlay
   Carga DESPUÉS de main.css y brand-skin.css.
   ============================================================ */

/* ─── Hero de sección ─── */
.pf-hero { padding: 140px 0 40px; }
.pf-hero .section-title { max-width: 16ch; }
.pf-collection { padding: 24px 0 96px; }

/* ─── Filtros (chips) ─── */
.pf-filters {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-bottom: 40px;
}
.pf-chip {
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: 0.06em;
  padding: 9px 16px;
  color: var(--ts-ink-7);
  background: var(--ts-ink-1);
  border: 1px solid var(--ts-ink-3);
  border-radius: 999px;
  cursor: pointer;
  transition: color .18s ease, background .18s ease, border-color .18s ease;
}
.pf-chip:hover { border-color: var(--ts-ink-5); color: var(--color-text); }
.pf-chip.is-active {
  background: var(--ts-accent);
  color: var(--ts-accent-ink);
  border-color: var(--ts-accent);
}

/* ─── Grid ─── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}
@media (max-width: 640px) { .portfolio-grid { grid-template-columns: 1fr; } }

.pf-card {
  display: flex; flex-direction: column;
  transition: transform .22s ease;
}
.pf-card[hidden] { display: none; }

.pf-card-media {
  position: relative;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--ts-ink-1);
  border: 1px solid var(--ts-ink-3);
  border-radius: var(--radius-lg);
}
.pf-card-cover { position: absolute; inset: 0; display: block; }
.pf-card-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.pf-card:hover .pf-card-cover img { transform: scale(1.04); }
.pf-card:hover { transform: translateY(-4px); }
.pf-card:hover .pf-card-media { border-color: var(--ts-accent); }

.pf-card-placeholder {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em;
  color: var(--ts-ink-6); text-transform: uppercase; text-align: center; padding: 12px;
}

/* Acciones sobre la tarjeta (hover en desktop, siempre en touch) */
.pf-card-actions {
  position: absolute; inset: auto 12px 12px 12px; z-index: 2;
  display: flex; gap: 8px;
  opacity: 0; transform: translateY(6px);
  transition: opacity .2s ease, transform .2s ease;
}
.pf-card:hover .pf-card-actions,
.pf-card:focus-within .pf-card-actions { opacity: 1; transform: translateY(0); }
.pf-action {
  flex: 1;
  text-align: center;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.04em;
  padding: 10px 12px; border-radius: 999px;
  cursor: pointer; border: 1px solid transparent;
  text-decoration: none;
}
.pf-action--view { background: var(--ts-accent); color: var(--ts-accent-ink); }
.pf-action--contact { background: rgba(10,11,13,.72); color: var(--color-text); border-color: var(--ts-ink-4); backdrop-filter: blur(6px); }
@media (hover: none) {
  .pf-card-actions { opacity: 1; transform: none; }
}

.pf-card-foot {
  display: flex; align-items: baseline; justify-content: space-between; gap: 12px;
  padding: 14px 4px 0;
}
.pf-card-name {
  font-family: var(--font-heading); font-weight: 500; font-size: 17px;
  letter-spacing: -0.015em; color: var(--color-text); text-decoration: none;
}
.pf-card-name:hover { color: var(--ts-accent); }
.pf-card-tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ts-ink-6); white-space: nowrap;
}

.pf-empty {
  font-family: var(--font-body); color: var(--ts-ink-6); padding: 40px 0; text-align: center;
}

/* ─── Ficha de detalle ─── */
.pf-detail { padding: 120px 0 96px; }
.pf-back {
  display: inline-block; margin-bottom: 28px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em;
  color: var(--ts-ink-6); text-decoration: none;
}
.pf-back:hover { color: var(--ts-accent); }

.pf-detail-head {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center;
  margin-bottom: 64px;
}
@media (max-width: 860px) { .pf-detail-head { grid-template-columns: 1fr; gap: 28px; } }
.pf-detail-tag {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--ts-accent); display: block; margin-bottom: 16px;
}
.pf-detail-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0; }
.pf-detail-meta { display: flex; flex-wrap: wrap; gap: 28px; }
.pf-detail-meta span { display: flex; flex-direction: column; gap: 4px; font-family: var(--font-body); font-size: 15px; color: var(--ts-ink-7); }
.pf-detail-meta strong { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--ts-ink-6); font-weight: 500; }

.pf-detail-cover {
  position: relative; display: block; width: 100%;
  aspect-ratio: 4 / 3; overflow: hidden; cursor: pointer;
  background: var(--ts-ink-1); border: 1px solid var(--ts-ink-3); border-radius: var(--radius-lg);
  padding: 0;
}
.pf-detail-cover img { width: 100%; height: 100%; object-fit: cover; }
.pf-cover-badge {
  position: absolute; bottom: 12px; right: 12px;
  background: var(--ts-accent); color: var(--ts-accent-ink);
  font-family: var(--font-mono); font-size: 12px; padding: 8px 14px; border-radius: 999px;
}

.pf-highlights { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 64px; }
@media (max-width: 860px) { .pf-highlights { grid-template-columns: 1fr; } }
.pf-highlight { padding: 28px; background: var(--ts-ink-1); border: 1px solid var(--ts-ink-3); border-radius: var(--radius-lg); }
.pf-highlight h3 { font-family: var(--font-heading); font-weight: 500; font-size: 19px; letter-spacing: -0.015em; margin-bottom: 10px; }
.pf-highlight p { font-family: var(--font-body); color: var(--ts-ink-7); line-height: 1.55; }

.pf-scope { margin-bottom: 64px; }
.pf-scope-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 28px; margin-top: 24px; }
.pf-scope-col h4 { font-family: var(--font-heading); font-weight: 500; font-size: 16px; margin-bottom: 14px; padding-bottom: 12px; border-bottom: 1px solid var(--ts-ink-3); }
.pf-scope-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.pf-scope-col li { font-family: var(--font-body); color: var(--ts-ink-7); font-size: 15px; padding-left: 18px; position: relative; }
.pf-scope-col li::before { content: '—'; position: absolute; left: 0; color: var(--ts-accent); }

.pf-more { margin-bottom: 64px; }
.pf-more-track { display: flex; gap: 20px; overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x mandatory; }
.pf-more-card { flex: 0 0 240px; scroll-snap-align: start; text-decoration: none; }
.pf-more-media { position: relative; display: block; aspect-ratio: 4/3; overflow: hidden; background: var(--ts-ink-1); border: 1px solid var(--ts-ink-3); border-radius: var(--radius-md); }
.pf-more-media img { width: 100%; height: 100%; object-fit: cover; }
.pf-more-name { display: block; font-family: var(--font-heading); font-weight: 500; color: var(--color-text); margin-top: 12px; }
.pf-more-tag { display: block; font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ts-ink-6); margin-top: 4px; }

/* ─── Preview overlay ─── */
.pf-preview { position: fixed; inset: 0; z-index: 9999; background: rgba(5,6,8,.92); backdrop-filter: blur(4px); display: flex; flex-direction: column; }
.pf-preview[hidden] { display: none; }
.pf-preview-bar {
  display: flex; align-items: center; gap: 16px; padding: 12px 20px;
  background: var(--ts-ink-1); border-bottom: 1px solid var(--ts-ink-3);
}
.pf-preview-devices { display: flex; gap: 4px; }
.pf-device, .pf-live-toggle, .pf-close {
  font-family: var(--font-mono); font-size: 13px;
  background: var(--ts-ink-2); color: var(--ts-ink-7);
  border: 1px solid var(--ts-ink-3); border-radius: 8px;
  padding: 8px 12px; cursor: pointer;
}
.pf-device.is-active { background: var(--ts-accent); color: var(--ts-accent-ink); border-color: var(--ts-accent); }
.pf-preview-title { flex: 1; text-align: center; font-family: var(--font-heading); font-weight: 500; color: var(--color-text); }
.pf-preview-cta { display: flex; align-items: center; gap: 10px; }
.pf-preview-contact { padding: 9px 16px; font-size: 13px; }
@media (max-width: 640px) { .pf-preview-contact { display: none; } .pf-preview-title { display: none; } }

.pf-preview-stage { flex: 1; overflow: hidden; display: flex; align-items: stretch; justify-content: center; padding: 20px; }
.pf-frame-host {
  position: relative; width: 100%; max-width: 1200px;
  background: var(--ts-ink-0); border: 1px solid var(--ts-ink-3); border-radius: var(--radius-md);
  overflow: hidden; transition: max-width .3s ease;
}
.pf-frame-host[data-device="mobile"] { max-width: 390px; }
.pf-frame-scroll { position: absolute; inset: 0; overflow-y: auto; overflow-x: hidden; }
.pf-shot { display: block; width: 100%; height: auto; }
.pf-shot-empty { display: flex; flex-direction: column; gap: 18px; align-items: center; justify-content: center; height: 100%; min-height: 300px; font-family: var(--font-mono); color: var(--ts-ink-6); text-align: center; padding: 24px; }
.pf-open-web { display: inline-block; font-family: var(--font-mono); font-size: 13px; background: var(--ts-accent); color: var(--ts-accent-ink); padding: 12px 22px; border-radius: 999px; text-decoration: none; }
.pf-open-web:hover { background: #D4FF66; }
.pf-live-frame { width: 100%; height: 100%; border: 0; background: #fff; }
.pf-frame-host[data-mode="live"] .pf-frame-scroll { overflow: hidden; }