/* Greybox Phase 6.1 — cinematic detail foundation (/movie/:id, /tv/:id).
 * The route-backed modal (index.html #modal) is the detail page. Scoped under
 * .gx-detail; consumes Phase 1 tokens + the existing .gx-btn pill system
 * (css/hero.css). No red, no neon, no emoji, no new color system, no trailer
 * lifecycle here (hero.js untouched). Vanilla CSS, no library. */

/* ---------------- panel ---------------- */

.gx-detail {
  background:
    radial-gradient(60% 30% at 50% 0%, rgba(208, 162, 79, 0.05), transparent 70%),
    var(--gx-bg-1, #14141f);
  border-color: var(--gx-border-faint);
  box-shadow: var(--gx-shadow-pop);
}

/* ---------------- cinematic header ---------------- */

.gx-detail-hero {
  position: relative;
  overflow: hidden;
  background: var(--gx-bg-0);
  isolation: isolate;
}

/* Artwork fills the header; JS hides it when no backdrop/poster exists, so a
 * broken icon can never flash (the dark header + shade remain valid). */
.gx-detail-backdrop {
  object-position: center 22%;
  display: block;
}

/* Restrained cinematic treatment: top scrim (close control legibility),
 * readable text band, strong bottom fade into the panel. */
.gx-detail-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(to bottom, rgba(7, 7, 12, 0.5), transparent 22%),
    linear-gradient(to top, #14141f 2%, rgba(20, 20, 31, 0.88) 30%, rgba(20, 20, 31, 0.35) 62%, transparent 88%);
}

.gx-detail-head {
  z-index: 2;
  min-width: 0;
}

.gx-detail-title {
  letter-spacing: -0.015em;
  line-height: 1.08;
  color: var(--gx-text);
  overflow-wrap: break-word;
  text-wrap: balance;
  max-width: 22ch;
}

.gx-detail-meta {
  color: var(--gx-text-dim);
}

.gx-detail-meta .gx-star { color: var(--gx-accent-strong); }

/* Greybox Pick / custom badge: quiet amber pill, secondary to the title. */
.gx-detail-badge {
  display: inline-block;
  margin-bottom: 0.55rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gx-accent-strong);
  background: rgba(10, 10, 14, 0.6);
  border: 1px solid var(--gx-accent-border);
  border-radius: var(--gx-radius-pill);
  padding: 0.2rem 0.65rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.gx-detail-badge.hidden { display: none; }

.gx-detail-actions { align-items: center; }

/* Visible keyboard focus inside the detail shell (global rule fallback). */
.gx-detail .gx-btn:focus-visible {
  outline: 2px solid var(--gx-accent);
  outline-offset: 2px;
}

/* ---------------- poster / information ---------------- */

.gx-detail-body {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  gap: 1.25rem;
  align-items: start;
}

.gx-detail-poster {
  width: 100%;
  aspect-ratio: 2/3;
  object-fit: cover;
  display: block;
  border-radius: 0.8rem;
  background: var(--gx-surface);
  border: 1px solid var(--gx-border-faint);
  background-clip: padding-box;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.4);
}

.gx-detail-poster.hidden { display: none; }

.gx-detail-main { min-width: 0; }

/* Full overview belongs here (unlike the hero): readable measure, scannable. */
.gx-detail-overview {
  line-height: 1.65;
  max-width: 44rem;
  overflow-wrap: break-word;
  white-space: pre-wrap;
}

/* ---------------- quiet sub-sections (cast / providers / episodes keep
 * their existing markup + behavior; only the error/link accents align) ---- */

.gx-detail #m-back { margin-top: 1rem; }

/* ---------------- responsive ---------------- */

@media (max-width: 640px) {
  .gx-detail-head { left: 1.1rem; right: 1.1rem; bottom: 0.9rem; }
  .gx-detail-title { font-size: 1.5rem; max-width: none; }
  /* Natural stack: modest poster on top, full-width overview below. */
  .gx-detail-body { grid-template-columns: minmax(0, 1fr); gap: 0.9rem; }
  .gx-detail-poster { width: 112px; }
  .gx-detail-overview { font-size: 0.92rem; }
}

/* ---------------- reduced motion ---------------- */

@media (prefers-reduced-motion: reduce) {
  .gx-detail-badge { transition: none; }
}