/* ==========================================================================
   Vajrabhumi Constructions - Projects Page Styles
   ========================================================================== */

/* ==========================================================================
   PROJECTS HERO
   ========================================================================== */

.projects-hero {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 90vh;
  padding: 160px 20px;
  background: url("../images/projects-hero.svg") center / cover no-repeat;
}

.projects-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(17, 20, 24, 0.55);
}

.projects-hero-content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  animation: heroFade 0.6s ease;
}

.projects-hero-eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  font-size: 0.82rem;
  margin-bottom: 16px;
}

.projects-hero-title {
  font-family: var(--font-heading);
  font-size: 56px;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 18px;
  color: #fff;
}

.projects-hero-text {
  color: #e6e9ee;
  font-size: 1.1rem;
  max-width: 620px;
  margin: 0 auto 14px;
}

.projects-hero-cta {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.projects-hero-cta .btn-outline {
  border-color: #fff;
  color: #fff;
}

.projects-hero-cta .btn-outline:hover {
  background: #fff;
  color: var(--color-dark);
}

@keyframes heroFade {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .projects-hero-content {
    animation: none;
  }
}

/* ==========================================================================
   PROJECT GALLERY
   ========================================================================== */

.projects-gallery { background-color: var(--color-white); }

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  background: var(--color-light);
  aspect-ratio: 4 / 3;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.gallery-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

.gallery-item:hover img {
  transform: scale(1.04);
}

.gallery-item:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* ==========================================================================
   OUR APPROACH
   ========================================================================== */

.projects-approach { background-color: var(--color-light); }

.approach-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1080px;
  margin: 0 auto;
}

.approach-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: 28px 22px;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.approach-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.approach-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(201, 162, 39, 0.12);
  color: var(--color-primary-dark);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
}

.approach-icon svg {
  width: 26px;
  height: 26px;
}

.approach-card h3 {
  font-size: 1.15rem;
  color: var(--color-dark);
  margin-bottom: 10px;
}

.approach-card p {
  color: var(--color-muted);
  margin: 0;
  font-size: 0.97rem;
}

/* ==========================================================================
   LIGHTBOX
   ========================================================================== */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.lightbox.is-open {
  display: flex;
  animation: lightboxIn 0.22s ease;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(17, 20, 24, 0.9);
}

.lightbox-panel {
  position: relative;
  z-index: 1;
  max-width: min(920px, 100%);
  max-height: 100%;
}

.lightbox-image {
  display: block;
  max-width: 100%;
  max-height: calc(100vh - 96px);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.lightbox-btn {
  position: absolute;
  z-index: 2;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(17, 20, 24, 0.6);
  color: #fff;
  font-size: 1.6rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), border-color var(--transition);
}

.lightbox-btn:hover {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.lightbox-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

.lightbox-close {
  top: -56px;
  right: 0;
}

.lightbox-prev {
  left: -64px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  right: -64px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-counter {
  position: absolute;
  bottom: -40px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 0.95rem;
  letter-spacing: 0.5px;
}

body.lightbox-open {
  overflow: hidden;
}

@keyframes lightboxIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */

@media (max-width: 920px) {
  .projects-hero {
    min-height: 78vh;
  }

  .projects-hero-title {
    font-size: 2.4rem;
  }

  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .lightbox-prev {
    left: -8px;
  }

  .lightbox-next {
    right: -8px;
  }

  .lightbox-close {
    top: -52px;
  }
}

@media (max-width: 560px) {
  .projects-hero {
    min-height: 74vh;
    padding: 110px 16px;
  }

  .projects-hero-title {
    font-size: 2rem;
  }

  .projects-hero-text {
    font-size: 1rem;
  }

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

  .approach-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .approach-card {
    padding: 20px 12px;
  }

  .lightbox {
    padding: 16px;
  }

  .lightbox-prev {
    top: auto;
    bottom: -52px;
    left: 50%;
    transform: translateX(calc(-100% - 8px));
  }

  .lightbox-next {
    top: auto;
    bottom: -52px;
    left: 50%;
    transform: translateX(8px);
  }

  .lightbox-image {
    max-height: calc(100vh - 140px);
  }

  .lightbox-counter {
    bottom: 0;
  }
}