/* ==========================================================================
   Gandhi Eye Centre — Shared 3D Theme Enhancement Layer
   Loaded on every page AFTER the page's own stylesheet, so it can safely
   layer extra depth/polish on top of existing styles without breaking
   anything already defined per-page.
   ========================================================================== */

:root {
  --gec-shadow-soft: 0 4px 20px rgba(0, 40, 90, 0.08);
  --gec-shadow-mid: 0 14px 36px rgba(0, 40, 90, 0.14);
  --gec-shadow-deep: 0 26px 60px rgba(0, 40, 90, 0.22);
  --gec-glass-bg: rgba(255, 255, 255, 0.72);
  --gec-ease: cubic-bezier(0.22, 0.68, 0, 1.15);
}

/* ---- Global smoothing ---- */
img { transition: transform 0.45s var(--gec-ease), filter 0.35s ease; }

/* ---- Navbar: soft glass depth ---- */
.navbar, nav.navbar {
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  box-shadow: 0 2px 24px rgba(0, 40, 90, 0.08);
}

/* ---- Generic card lift + tilt on hover ----
   Applies to Bootstrap .card and the site's custom card classes so every
   page gets a consistent, tactile 3D feel without per-file edits. */
.card,
.service-card,
.achievement-card,
.stat-box,
.exp-content,
.tc-card,
.testimonial-card,
.blog-card,
.faq-card,
.treat-body,
.symptom-item {
  transition: transform 0.4s var(--gec-ease), box-shadow 0.4s var(--gec-ease);
  will-change: transform;
}

.card:hover,
.service-card:hover,
.achievement-card:hover,
.stat-box:hover,
.testimonial-card:hover,
.blog-card:hover,
.symptom-item:hover {
  transform: translateY(-8px) perspective(800px) rotateX(1.5deg);
  box-shadow: var(--gec-shadow-deep);
}

/* ---- Buttons: add a light sweeping shine on hover ---- */
.btn-3d-primary,
.btn-3d-primary-lg,
.btn-3d-gold,
.btn-3d-ghost,
.btn.btn-primary,
.btn-primary-gec {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.btn-3d-primary::after,
.btn-3d-primary-lg::after,
.btn-3d-gold::after,
.btn.btn-primary::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    115deg,
    rgba(255, 255, 255, 0) 30%,
    rgba(255, 255, 255, 0.35) 48%,
    rgba(255, 255, 255, 0) 66%
  );
  transform: translateX(-120%);
  transition: transform 0.6s ease;
  pointer-events: none;
  z-index: 1;
}

.btn-3d-primary:hover::after,
.btn-3d-primary-lg:hover::after,
.btn-3d-gold:hover::after,
.btn.btn-primary:hover::after {
  transform: translateX(120%);
}

/* ---- Hero / feature images: floating depth ---- */
.hero-img, .about-img-wrap, .doctor-photo, .service-hero-img {
  box-shadow: var(--gec-shadow-deep);
  transform: perspective(1200px) rotateY(2.5deg);
  transition: transform 0.5s var(--gec-ease), box-shadow 0.5s ease;
}
.hero-img:hover, .about-img-wrap:hover, .doctor-photo:hover, .service-hero-img:hover {
  transform: perspective(1200px) rotateY(0deg) translateY(-4px);
}

/* ---- Icon badges: subtle 3D pop ---- */
.service-icon-wrap,
.achievement-icon,
.exp-dot,
.ci-icon {
  box-shadow: var(--gec-shadow-soft), inset 0 1px 0 rgba(255, 255, 255, 0.5);
  transition: transform 0.35s var(--gec-ease);
}
.service-card:hover .service-icon-wrap,
.achievement-card:hover .achievement-icon {
  transform: translateY(-3px) scale(1.08) rotate(-3deg);
}

/* ---- Accordion (FAQ) depth on open state ---- */
.accordion-item {
  border-radius: 16px !important;
  overflow: hidden;
  box-shadow: var(--gec-shadow-soft);
  transition: box-shadow 0.3s ease;
}
.accordion-item:has(.accordion-collapse.show) {
  box-shadow: var(--gec-shadow-mid);
}

/* ---- Section badge / pill depth ---- */
.badge, .cat-tag, .pill-badge {
  box-shadow: 0 3px 10px rgba(0, 40, 90, 0.15);
}

/* ---- Gallery / blog images: gentle zoom-on-hover inside fixed frames ---- */
.blog-card-img, .gallery-item, .achievement-card, .service-card {
  overflow: hidden;
}
.blog-card-img img:hover, .gallery-item img:hover {
  transform: scale(1.06);
}

/* ---- Respect users who prefer reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::after { transition: none !important; animation: none !important; }
}