/* ============================================================
   MODULE: LIGHTBOX, ANIMATIONS & RESPONSIVE BREAKPOINTS
   ============================================================ */

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 15, 20, 0.88);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.lightbox.open {
  display: flex;
}

.lightbox__img {
  max-width: 90vw;
  max-height: 88vh;
  border-radius: var(--radius-md);
  object-fit: contain;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  border: 3px solid #FFFFFF;
}

.lightbox__close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
  font-size: 1.3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.lightbox__close:hover {
  background: var(--color-primary);
  transform: rotate(90deg);
}

/* Scroll-to-top Butonu */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #FFFFFF;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-primary);
  opacity: 0;
  pointer-events: none;
  transform: translateY(16px);
  transition: var(--transition);
  z-index: 900;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.scroll-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-3px);
}

/* Scroll Reveal Animasyonu */
[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Soldan Hızlı Akıcı Giriş (Hizmetler Efekti) */
[data-reveal="left"] {
  opacity: 0;
  transform: translateX(-70px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal="left"].revealed {
  opacity: 1;
  transform: translateX(0);
}

/* Sağdan Hızlı Akıcı Giriş (Hizmetler Efekti) */
[data-reveal="right"] {
  opacity: 0;
  transform: translateX(70px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-reveal="right"].revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ── RESPONSIVE DESIGN (MOBİL & TABLET UYUMU) ─────────────── */

@media (max-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
    text-align: center;
  }

  .hero__eyebrow {
    justify-content: center;
  }

  .hero__sub {
    margin-inline: auto;
  }

  .hero__exam-tags {
    justify-content: center;
  }

  .hero__actions {
    justify-content: center;
  }

  .about__inner {
    grid-template-columns: 1fr;
    gap: 3.5rem;
  }

  .services__grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .posters-grid {
    grid-template-columns: 1fr;
  }

  .poster-item__img-wrap {
    height: 440px;
  }

  .memnuniyet__grid.is-grid-view {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .contact-section__layout {
    grid-template-columns: 1fr;
    gap: 2.75rem;
  }

  .pricing-grid {
    grid-template-columns: 1fr !important;
    gap: 1.75rem;
  }
}

@media (max-width: 991px) {
  .nav__menu {
    display: none !important;
  }

  .nav__hamburger {
    display: flex !important;
  }
}

@media (max-width: 768px) {
  .section {
    padding-block: 70px;
  }

  .posters-showcase {
    padding: 1.75rem 1.25rem;
  }

  .poster-item__img-wrap {
    height: 360px;
  }

  .about__stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
  }

  .stat__number {
    font-size: 1.6rem;
  }

  .hero__author-badge {
    padding: 0.75rem 1.25rem;
    font-size: 0.95rem;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
    gap: 1.25rem;
  }

  .footer__socials {
    justify-content: center;
  }

  .memnuniyet__grid.is-grid-view {
    display: flex !important;
    flex-direction: column !important;
    width: 100% !important;
  }

  .memnuniyet__grid.is-grid-view .whatsapp-testimonial-card {
    width: 100% !important;
    max-width: 100% !important;
    flex: 1 1 100% !important;
  }
}

@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }

  .btn {
    width: 100%;
  }

  .about__stats {
    grid-template-columns: 1fr;
  }

  .poster-item__img-wrap {
    height: 280px;
  }

  .pricing-box {
    padding: 1.75rem 1.25rem;
  }
}