/* ============================================================
   ÜRÜN DETAY SAYFASI
   Üst bant her iki temada da koyu (teknik dosya görünümü);
   içerik alanı sitenin açık/koyu temasını izler.
   ============================================================ */

.pd-main { background: var(--bg); }
.pd-wrap { max-width: 1120px; margin: 0 auto; padding: 0 22px; }

/* ─── Üst bant ───────────────────────────────────────────────── */
.pd-hero {
  --accent: #7fb4ff;
  --accent-soft: rgba(91, 155, 245, 0.16);
  position: relative; overflow: hidden;
  padding: 34px 0 52px;
  color: #e6edf7;
  background:
    radial-gradient(520px 320px at 88% -10%, var(--accent-soft), transparent 70%),
    radial-gradient(460px 300px at 0% 120%, rgba(91, 155, 245, 0.12), transparent 70%),
    var(--pd-bg);
}
.pd-hero--coatings { --accent: #2dd4bf; --accent-soft: rgba(45, 212, 191, 0.16); }
.pd-hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 163, 184, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 163, 184, 0.07) 1px, transparent 1px);
  background-size: 34px 34px;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 70%);
  mask-image: linear-gradient(90deg, transparent, #000 70%);
}
.pd-hero .pd-wrap { position: relative; }

.pd-crumbs {
  display: flex; flex-wrap: wrap; align-items: center; gap: 8px;
  font-size: .8rem; color: #8591a8; margin-bottom: 30px;
}
.pd-crumbs a { color: #aeb9cc; transition: color .15s; }
.pd-crumbs a:hover { color: #fff; }
.pd-crumbs [aria-current] { color: #e6edf7; font-weight: 600; }

.pd-hero-grid { display: grid; grid-template-columns: auto 1fr; gap: 28px; align-items: start; }
.pd-tile {
  width: 96px; height: 96px; border-radius: 20px;
  display: grid; place-items: center;
  color: var(--accent);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.01));
  border: 1px solid rgba(148, 163, 184, 0.22);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.03), 0 20px 40px rgba(0, 0, 0, 0.35);
}
.pd-tile svg { width: 44px; height: 44px; }

.pd-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-bottom: 12px; }
.pd-tag {
  font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase;
  color: var(--accent); padding: 3px 10px; border-radius: 999px;
  background: var(--accent-soft);
}
.pd-hero .tier-chip--public { color: #34d399; background: rgba(52, 211, 153, 0.14); }
.pd-hero .tier-chip--gated { color: #fbbf24; background: rgba(251, 191, 36, 0.14); }
.pd-hero .tier-chip--locked { color: #f87171; background: rgba(248, 113, 113, 0.14); }

.pd-hero h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 800; letter-spacing: -.03em; line-height: 1.12;
  margin: 0 0 12px; color: #fff;
}
.pd-summary { font-size: 1.05rem; line-height: 1.65; color: #aeb9cc; margin: 0 0 26px; max-width: 62ch; }
.pd-hero-actions { display: flex; flex-wrap: wrap; gap: 10px; }

@media (max-width: 640px) {
  .pd-hero-grid { grid-template-columns: 1fr; gap: 18px; }
  .pd-tile { width: 64px; height: 64px; border-radius: 14px; }
  .pd-tile svg { width: 30px; height: 30px; }
}

/* ─── İçerik ─────────────────────────────────────────────────── */
.pd-content { padding: 44px 0 56px; }
.pd-layout { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 28px; align-items: start; }
@media (max-width: 900px) { .pd-layout { grid-template-columns: 1fr; } }

.pd-main-col { display: grid; gap: 18px; }
.pd-section {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 26px 28px; box-shadow: var(--sh-sm);
}
.pd-section h2 {
  font-size: .76rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 14px;
}
.pd-section p { margin: 0; color: var(--ink2); line-height: 1.75; }

.pd-specs { width: 100%; border-collapse: collapse; font-size: .92rem; }
.pd-specs th, .pd-specs td { padding: 12px 0; border-bottom: 1px solid var(--line); text-align: left; }
.pd-specs tr:last-child th, .pd-specs tr:last-child td { border-bottom: none; }
.pd-specs th { font-weight: 500; color: var(--muted); width: 50%; }
.pd-specs td { font-weight: 700; color: var(--ink); font-variant-numeric: tabular-nums; }

.pd-doc { display: flex; align-items: center; gap: 16px; }
.pd-doc-icon {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: 10px; display: grid; place-items: center;
  background: var(--tier-locked-soft); color: var(--tier-locked);
}
.pd-doc-icon svg { width: 22px; height: 22px; }
.pd-doc-text { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.pd-doc-text strong { color: var(--ink); font-size: .95rem; }
.pd-doc-text span { color: var(--muted); font-size: .8rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.pd-access-note {
  display: flex; align-items: center; gap: 10px; margin: 0;
  font-size: .82rem; color: var(--muted);
  padding: 12px 16px; border-radius: 10px; background: var(--surface-muted);
}
.pd-access-note svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--tier-gated); }

/* giriş gerekli / gizli */
.pd-gate {
  text-align: center; padding: 48px 32px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--sh-sm);
}
.pd-gate-icon {
  width: 60px; height: 60px; margin: 0 auto 18px; border-radius: 16px;
  display: grid; place-items: center;
  color: var(--tier-gated); background: var(--tier-gated-soft);
}
.pd-gate-icon svg { width: 28px; height: 28px; }
.pd-gate--locked .pd-gate-icon { color: var(--tier-locked); background: var(--tier-locked-soft); }
.pd-gate h2 { font-size: 1.25rem; font-weight: 800; letter-spacing: -.015em; margin: 0 0 10px; color: var(--ink); }
.pd-gate p { max-width: 52ch; margin: 0 auto 24px; color: var(--muted); line-height: 1.65; }
.pd-gate-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }

/* yan kolon */
.pd-aside { position: sticky; top: 124px; display: grid; gap: 14px; }
@media (max-width: 900px) { .pd-aside { position: static; } }
.pd-aside-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  padding: 22px; box-shadow: var(--sh-sm);
}
.pd-aside-card h2 { font-size: .76rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); margin: 0 0 14px; }
.pd-facts { margin: 0 0 20px; display: grid; gap: 0; }
.pd-facts > div { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); }
.pd-facts > div:last-child { border-bottom: none; }
.pd-facts dt { font-size: .84rem; color: var(--muted); }
.pd-facts dd { margin: 0; font-size: .86rem; font-weight: 700; color: var(--ink); text-align: right; }
.pd-facts code { font-size: .78rem; }
.pd-aside-note { display: flex; gap: 10px; margin: 0; font-size: .78rem; line-height: 1.55; color: var(--muted); padding: 0 4px; }
.pd-aside-note svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; }

/* ilgili ürünler */
.pd-related { padding: 8px 0 72px; }
.pd-related h2 { font-size: 1.15rem; font-weight: 800; letter-spacing: -.01em; margin: 0 0 18px; color: var(--ink); }