/* ============================================================
   PinnedStoryPanels — dikey pin + cross-fade panel geçişi
   ============================================================ */

.psp {
  width: 100%;
  /* not: position:sticky çalışması için burada overflow:clip KULLANILMAZ.
     Yatay taşma html/body/#root seviyesindeki overflow-x:clip ile engellenir. */
}

/* ─── Başlık ─────────────────────────────────────────────── */
.psp__head {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  padding-block: var(--section-y) var(--space-8);
  text-align: center;
}

.psp__eyebrow {
  display: inline-block;
  font-size: var(--fs-small);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-green);
  margin-bottom: var(--space-3);
}

.psp__title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  color: var(--color-text);
  line-height: 1.1;
}

/* ─── Sticky sahne kapsayıcı (yükseklik inline: panelCount × 100vh) ─── */
.psp__pin-wrap {
  position: relative;
}

/* ─── Yapışkan sahne (CSS sticky — Lenis ile uyumlu) ─────── */
.psp__stage {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-padding);
  gap: var(--space-8);
}

/* ─── Görsel tarafı ──────────────────────────────────────── */
.psp__visual-col {
  position: relative;
  height: 60vh;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.psp__panel-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0;
  /* GPU compositing için */
  will-change: opacity;
  border-radius: var(--radius-lg);
}

.psp__panel-img.is-active {
  opacity: 1;
}

/* ─── Metin tarafı ───────────────────────────────────────── */
.psp__text-col {
  position: relative;
}

.psp__panel-text {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
  opacity: 0;
  will-change: opacity, transform;
}

.psp__panel-text.is-active {
  opacity: 1;
  transform: none;
}

.psp__panel-num {
  font-size: var(--fs-small);
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-blue);
}

.psp__panel-title {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  color: var(--color-text);
  line-height: 1.15;
}

.psp__panel-body {
  font-family: var(--font-body);
  font-size: var(--fs-lead);
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 38ch;
}

/* ─── İlerleme noktalı gösterge ─────────────────────────── */
.psp__dots {
  position: absolute;
  right: var(--container-padding);
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.psp__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-line);
  transition: background 0.3s var(--ease-smooth), transform 0.3s var(--ease-smooth);
}

.psp__dot.is-active {
  background: var(--color-blue);
  transform: scale(1.4);
}

/* ============================================================
   Mobil — düz dikey kart listesi, pin yok
   ============================================================ */
@media (max-width: 768px) {
  .psp__pin-wrap {
    height: auto !important;
  }

  .psp__stage {
    position: relative !important; /* sticky override */
    height: auto;
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding-block: var(--space-8);
  }

  .psp__visual-col {
    height: 55vw;
    min-height: 220px;
  }

  /* Mobilde tüm paneller görünür, üst üste değil alt alta */
  .psp__panel-img {
    position: relative;
    opacity: 1 !important;
    will-change: auto;
    display: none;
  }

  .psp__panel-img.is-active {
    display: block;
    position: absolute;
    inset: 0;
  }

  .psp__panel-text {
    position: relative;
    opacity: 1 !important;
    display: none;
    will-change: auto;
  }

  .psp__panel-text.is-active {
    display: flex;
  }

  .psp__dots {
    display: none;
  }

  /* Mobil kart listesi */
  .psp__mobile-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: var(--container-padding);
    padding-block: var(--space-6) var(--section-y);
  }

  .psp__mobile-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    background: var(--surface);
  }

  .psp__mobile-card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    display: block;
  }

  .psp__mobile-card-body {
    padding: var(--space-5) var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
  }

  .psp__mobile-card-num {
    font-size: var(--fs-small);
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-blue);
  }

  .psp__mobile-card-title {
    font-family: var(--font-display);
    font-size: var(--fs-h3);
    color: var(--color-text);
    line-height: 1.2;
  }

  .psp__mobile-card-body p {
    font-size: var(--fs-body);
    color: var(--color-muted);
    line-height: 1.65;
  }

  /* Masaüstü pin sahnesini mobilde gizle */
  .psp__pin-wrap {
    display: none;
  }
}

/* Masaüstünde mobil kart listesini gizle */
@media (min-width: 769px) {
  .psp__mobile-cards {
    display: none;
  }
}