/* ==========================================================================
   CSS RESET & CUSTOM PROPERTIES (DESIGN SYSTEM)
   ========================================================================== */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-base: #08080a;
  --bg-surface: #101014;
  --bg-surface-elevated: #18181f;
  --bg-glass: rgba(14, 14, 18, 0.78);
  --bg-glass-modal: rgba(6, 6, 8, 0.94);
  
  --text-primary: #f5f5f7;
  --text-secondary: #9e9ea8;
  --text-tertiary: #5e5e6a;
  
  --accent-warm: #d8b789;
  --accent-glow: rgba(216, 183, 137, 0.15);
  --border-hairline: rgba(255, 255, 255, 0.08);
  --border-focus: rgba(255, 255, 255, 0.35);
  
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  --container-max: 1380px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-pill: 9999px;
  
  --ease-cinematic: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.4s var(--ease-cinematic);
}

html {
  scroll-behavior: smooth;
  background-color: var(--bg-base);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-base);
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(30, 30, 42, 0.35) 0%, transparent 60%),
    radial-gradient(circle at 100% 40%, rgba(216, 183, 137, 0.03) 0%, transparent 40%);
  background-attachment: fixed;
  position: relative;
  overflow-x: hidden;
}

/* Subtle Film Grain Texture Simulation */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.6;
}

/* Focus state */
:focus-visible {
  outline: 2px solid var(--text-primary);
  outline-offset: 3px;
}

/* ==========================================================================
   TOP NAVIGATION BAR
   ========================================================================== */
.top-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-hairline);
  transition: transform 0.3s ease, background 0.3s ease;
}

.nav-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 1.1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
}

.brand-mark {
  width: 8px;
  height: 8px;
  background: var(--accent-warm);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-warm);
}

.brand-title {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.nav-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.nav-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.35rem 0.85rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-pill);
  color: var(--text-primary);
}

/* ==========================================================================
   HERO / HEADER SECTION
   ========================================================================== */
.hero-section {
  padding: 9.5rem 2rem 4.5rem;
  max-width: var(--container-max);
  margin: 0 auto;
  width: 100%;
  position: relative;
}

.hero-container {
  max-width: 960px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-warm);
  margin-bottom: 1.25rem;
}

.hero-eyebrow::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 1px;
  background: var(--accent-warm);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.75rem, 6.5vw, 5.25rem);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 1.75rem;
}

.hero-title span {
  font-style: italic;
  font-weight: 400;
  color: #e2dfd9;
}

.hero-description {
  font-size: clamp(1rem, 1.35vw, 1.2rem);
  font-weight: 300;
  line-height: 1.8;
  color: var(--text-secondary);
  max-width: 680px;
  margin-bottom: 2.75rem;
}

/* Hero Metadata Grid */
.hero-meta-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-hairline);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.meta-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.meta-value {
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-primary);
}

/* ==========================================================================
   GALLERY SECTION (EDITORIAL MASONRY)
   ========================================================================== */
.gallery-section {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 2rem 2rem 6rem;
  width: 100%;
}

.gallery-masonry {
  column-count: 3;
  column-gap: 24px;
}

.gallery-item {
  break-inside: avoid;
  margin-bottom: 24px;
  position: relative;
  background-color: var(--bg-surface);
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 1px solid var(--border-hairline);
  cursor: pointer;
  transform: translateY(0);
  transition: transform var(--transition-smooth), border-color var(--transition-smooth), box-shadow var(--transition-smooth);
  will-change: transform;
}

.gallery-item:hover {
  border-color: var(--border-focus);
  box-shadow: 0 16px 36px -10px rgba(0, 0, 0, 0.7);
}

.gallery-figure {
  position: relative;
  width: 100%;
  overflow: hidden;
  display: block;
  background-color: var(--bg-surface-elevated);
}

/* STRICT ASPECT RATIO PRESERVATION: natural image flow without cropping */
.gallery-img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.65s var(--ease-cinematic), filter 0.65s ease;
  filter: brightness(0.96) contrast(1.02);
  transform: scale(1);
}

.gallery-item:hover .gallery-img {
  transform: scale(1.035);
  filter: brightness(1.02) contrast(1.04);
}

/* Dark Cinematic Overlay */
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(8, 8, 10, 0.88) 0%,
    rgba(8, 8, 10, 0.2) 45%,
    rgba(8, 8, 10, 0.4) 100%
  );
  opacity: 0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 1.5rem;
  transition: opacity var(--transition-smooth);
  pointer-events: none;
}

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

.overlay-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  transform: translateY(-8px);
  transition: transform var(--transition-smooth);
}

.gallery-item:hover .overlay-top {
  transform: translateY(0);
}

.overlay-num {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent-warm);
  background: rgba(8, 8, 10, 0.75);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-hairline);
}

.overlay-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  transform: translateY(8px);
  transition: transform var(--transition-smooth);
}

.gallery-item:hover .overlay-bottom {
  transform: translateY(0);
}

.overlay-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.overlay-cta svg {
  width: 14px;
  height: 14px;
  transition: transform 0.3s ease;
}

.gallery-item:hover .overlay-cta svg {
  transform: translateX(4px);
}

/* Scroll Reveal Animation */
.reveal-item {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease-cinematic), transform 0.75s var(--ease-cinematic);
}

.reveal-item.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   PREMIUM LIGHTBOX MODAL
   ========================================================================== */
.lightbox-modal {
  position: fixed;
  inset: 0;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--bg-glass-modal);
  backdrop-filter: blur(28px);
  -webkit-backdrop-filter: blur(28px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-cinematic), visibility 0.4s;
}

.lightbox-modal.is-active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Lightbox Header */
.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 2rem;
  border-bottom: 1px solid var(--border-hairline);
  z-index: 10;
}

.lightbox-counter {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  color: var(--accent-warm);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.lightbox-counter-total {
  color: var(--text-tertiary);
  font-weight: 400;
}

.lightbox-meta-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-primary);
  text-align: center;
}

.lightbox-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-hairline);
  color: var(--text-primary);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.25s, border-color 0.25s, transform 0.25s;
}

.lightbox-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-focus);
  transform: scale(1.05);
}

/* Lightbox Main Stage */
.lightbox-stage {
  flex: 1;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 5.5rem;
  user-select: none;
  touch-action: pan-y pinch-zoom;
}

.lightbox-img-wrapper {
  position: relative;
  max-width: 100%;
  max-height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* STRICT ASPECT RATIO IN LIGHTBOX: contain without cropping */
.lightbox-image {
  max-width: 90vw;
  max-height: 76vh;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.95);
  transition: opacity 0.3s ease, transform 0.3s var(--ease-cinematic);
  opacity: 1;
  transform: scale(1);
}

.lightbox-image.is-loading {
  opacity: 0.4;
  transform: scale(0.98);
}

/* Navigation Buttons */
.lightbox-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(18, 18, 24, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-hairline);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.25s var(--ease-cinematic);
  z-index: 5;
}

.lightbox-nav-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: var(--border-focus);
  transform: translateY(-50%) scale(1.08);
}

.lightbox-nav-btn:active {
  transform: translateY(-50%) scale(0.96);
}

.lightbox-nav-prev {
  left: 1.5rem;
}

.lightbox-nav-next {
  right: 1.5rem;
}

/* Lightbox Footer */
.lightbox-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.1rem 2rem;
  border-top: 1px solid var(--border-hairline);
  z-index: 10;
}

.lightbox-caption-text {
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
}

.lightbox-caption-text strong {
  color: var(--text-primary);
  font-weight: 600;
}

.lightbox-shortcuts-hint {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.75rem;
  color: var(--text-tertiary);
}

.kbd-tag {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-hairline);
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.7rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-hairline);
  background: var(--bg-surface);
  padding: 4rem 2rem 3rem;
  position: relative;
}

.footer-inner {
  max-width: var(--container-max);
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

.footer-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.footer-quote {
  font-size: 0.95rem;
  font-weight: 300;
  font-style: italic;
  color: var(--text-secondary);
  max-width: 500px;
}

.footer-divider {
  width: 48px;
  height: 1px;
  background: var(--accent-warm);
  opacity: 0.6;
  margin: 0.5rem 0;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-hairline);
  font-size: 0.8rem;
  color: var(--text-tertiary);
  gap: 1rem;
}

.back-to-top-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-family: inherit;
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  transition: color 0.2s;
}

.back-to-top-btn:hover {
  color: var(--text-primary);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1024px) {
  .gallery-masonry {
    column-count: 2;
    column-gap: 20px;
  }
  .gallery-item {
    margin-bottom: 20px;
  }
  .lightbox-stage {
    padding: 1rem 3.5rem;
  }
}

@media (max-width: 768px) {
  .top-nav {
    padding: 0;
  }
  .nav-inner {
    padding: 1rem 1.25rem;
  }
  .nav-meta {
    display: none;
  }
  .hero-section {
    padding: 6.5rem 1.25rem 3rem;
  }
  .hero-title {
    font-size: 2.5rem;
  }
  .hero-description {
    font-size: 1rem;
  }
  .hero-meta-bar {
    gap: 1.25rem;
  }
  .gallery-section {
    padding: 1rem 1.25rem 4rem;
  }
  .gallery-masonry {
    column-count: 2;
    column-gap: 14px;
  }
  .gallery-item {
    margin-bottom: 14px;
  }
  .gallery-overlay {
    padding: 0.85rem;
  }
  .overlay-cta span {
    display: none;
  }
  .lightbox-stage {
    padding: 1rem;
  }
  .lightbox-nav-btn {
    width: 44px;
    height: 44px;
  }
  .lightbox-nav-prev {
    left: 0.5rem;
  }
  .lightbox-nav-next {
    right: 0.5rem;
  }
  .lightbox-meta-title {
    display: none;
  }
  .lightbox-shortcuts-hint {
    display: none;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    gap: 0.75rem;
  }
}

@media (max-width: 480px) {
  .gallery-masonry {
    column-count: 1;
    column-gap: 0;
  }
  .gallery-item {
    margin-bottom: 18px;
  }
  .lightbox-header, .lightbox-footer {
    padding: 0.85rem 1rem;
  }
  .lightbox-image {
    max-height: 70vh;
  }
}