/* ============================================
   Logo Design Gallery - Stylesheet
   ============================================ */

/* --- Page Hero --- */
.page-hero {
  position: relative;
  padding: 10rem 0 4rem;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-hero-bg .hero-shape-1 {
  width: 400px;
  height: 400px;
  top: -15%;
  right: -5%;
  opacity: 0.3;
}

.page-hero-bg .hero-shape-2 {
  width: 300px;
  height: 300px;
  bottom: -20%;
  left: -8%;
  opacity: 0.25;
}

.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
  transition: opacity var(--transition-base);
}

.breadcrumb:hover {
  opacity: 0.7;
}

.page-title {
  font-family: var(--font-sans);
  font-size: clamp(2.4rem, 6vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
  background: linear-gradient(135deg, var(--color-text) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.page-description {
  font-size: 1.05rem;
  color: var(--color-text-muted);
  line-height: 1.9;
}

/* --- Gallery Grid --- */
.gallery-section {
  padding-top: var(--space-xl);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: var(--color-surface);
  aspect-ratio: 1 / 1;
  box-shadow: var(--shadow-sm);
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.6s ease forwards;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.25) 0%, transparent 40%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  border-radius: var(--radius-md);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

.gallery-item:hover::after {
  opacity: 1;
}

/* --- Lightbox --- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.is-active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  transform: scale(0.95);
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.lightbox.is-active .lightbox-content img {
  transform: scale(1);
}

.lightbox-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base);
}

.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.1);
  border: none;
  border-radius: 50%;
  color: white;
  cursor: pointer;
  transition: background var(--transition-base), transform var(--transition-base);
}

.lightbox-nav:hover {
  background: rgba(255,255,255,0.2);
}

.lightbox-prev {
  left: 1.5rem;
}

.lightbox-prev:hover {
  transform: translateY(-50%) translateX(-2px);
}

.lightbox-next {
  right: 1.5rem;
}

.lightbox-next:hover {
  transform: translateY(-50%) translateX(2px);
}

.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.5);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.1em;
}

/* --- CTA Section --- */
.cta-section {
  padding-bottom: var(--space-3xl);
}

.cta-box {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  color: white;
}

.cta-box h2 {
  font-family: var(--font-jp);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.cta-box p {
  font-size: 0.95rem;
  opacity: 0.9;
  margin-bottom: var(--space-lg);
  line-height: 1.8;
}

.cta-box .btn-primary {
  background: white;
  color: var(--color-primary);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}

.cta-box .btn-primary:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .page-hero {
    padding: 7rem 0 2.5rem;
  }

  .page-title {
    font-size: 2.2rem;
  }

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

  .lightbox-nav {
    width: 40px;
    height: 40px;
  }

  .lightbox-prev {
    left: 0.75rem;
  }

  .lightbox-next {
    right: 0.75rem;
  }

  .cta-box {
    padding: var(--space-xl) var(--space-md);
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}