/* ── Reset & Base ─────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0c0c0c;
  --bg-card: #141414;
  --bg-overlay: rgba(0,0,0,0.85);
  --text: #e8e8e8;
  --text-muted: #888;
  --accent: #c8a96e;
  --border: #222;
  --radius: 6px;
  --transition: 0.2s ease;
  --font: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

[data-theme="light"] {
  --bg: #f5f3ef;
  --bg-card: #ffffff;
  --bg-overlay: rgba(245,243,239,0.94);
  --text: #1c1c1c;
  --text-muted: #555;
  --accent: #a07838;
  --border: #dedad4;
}
[data-theme="light"] .site-header { background: rgba(245,243,239,0.94); }
[data-theme="light"] .collection-card img { filter: brightness(0.88); }
[data-theme="light"] .grid-item img { filter: brightness(0.97); }

html { font-size: 16px; scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; font-family: var(--font); }

/* ── Site Header ──────────────────────────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2rem;
  background: rgba(12,12,12,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
}
.logo span { color: var(--accent); }
.logo-sm { font-size: 1.3rem; margin-bottom: 1.5rem; display: inline-block; }

.site-nav { display: flex; gap: 1.5rem; align-items: center; }

.nav-link {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav-link:hover { color: var(--text); }
.nav-admin { color: var(--accent); }
.nav-admin:hover { color: #e0c285; }

.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 30px; height: 30px;
  border-radius: 50%;
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  line-height: 1;
  flex-shrink: 0;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* ── Hero ─────────────────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 5rem 2rem 3.5rem;
}
.hero-photo {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto 1.5rem;
  display: block;
  border: 2px solid rgba(200,169,110,0.35);
}
.hero-title {
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text);
}
.hero-sub {
  margin-top: 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--text-muted);
}

/* ── Collections Grid ─────────────────────────────────────────────────────── */
.collections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 2px;
  padding: 0 2px 2px;
}

.collection-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--bg-card);
  cursor: pointer;
}

.collection-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, filter 0.3s ease;
  filter: brightness(0.75);
}

.collection-card:hover img {
  transform: scale(1.04);
  filter: brightness(0.55);
}

.card-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem 1.25rem 1.25rem;
  background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 100%);
  pointer-events: none;
}

.card-name {
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fff;
  margin-bottom: 0.25rem;
}

.card-count {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}

.card-desc-preview {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.65);
  margin-top: 0.4rem;
  line-height: 1.4;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.loading-state {
  grid-column: 1/-1;
  text-align: center;
  padding: 4rem;
  color: var(--text-muted);
  font-size: 0.9rem;
  letter-spacing: 0.1em;
}

/* ── Collection Page ──────────────────────────────────────────────────────── */
.collection-main { flex: 1; }

.collection-header {
  padding: 2.5rem 2rem 1.5rem;
  max-width: 800px;
}

.back-link {
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  display: inline-block;
  margin-bottom: 1.25rem;
  transition: color var(--transition);
}
.back-link:hover { color: var(--accent); }

.collection-title {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 300;
  letter-spacing: 0.05em;
  color: var(--text);
  margin-bottom: 0.5rem;
}

.collection-meta {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.collection-description {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-muted);
  max-width: 680px;
  white-space: pre-wrap;
}

/* ── View Controls ────────────────────────────────────────────────────────── */
.view-controls {
  display: flex;
  gap: 0.5rem;
  padding: 0.75rem 2rem 1rem;
  border-bottom: 1px solid var(--border);
}

.view-btn {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.45rem 1rem;
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.view-btn:hover { border-color: var(--text-muted); color: var(--text); }
.view-btn.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #0c0c0c;
}

/* ── Photo Grid (Mosaic) ──────────────────────────────────────────────────── */
.photo-grid {
  columns: 3 240px;
  column-gap: 3px;
  padding: 3px;
}

.grid-item {
  break-inside: avoid;
  margin-bottom: 3px;
  position: relative;
  overflow: hidden;
  background: var(--bg-card);
  cursor: pointer;
  box-shadow: 0 3px 16px rgba(0,0,0,0.55);
}

.grid-item img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.4s ease, filter 0.3s ease;
  filter: brightness(0.9);
}

.grid-item:hover img {
  transform: scale(1.05);
  filter: brightness(0.65);
}

.grid-item-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 0.75rem;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition);
}
.grid-item:hover .grid-item-overlay { opacity: 1; }

.grid-item-title {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.85);
}

/* ── Tag Navigation ───────────────────────────────────────────────────── */
.tag-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding: 0 2rem 1.5rem;
  justify-content: center;
}

.tag-pill {
  display: inline-block;
  padding: 0.3rem 1rem;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 20px;
  text-decoration: none;
  transition: all var(--transition);
  cursor: pointer;
  background: transparent;
  font-family: var(--font);
}
.tag-pill:hover { background: var(--accent); border-color: var(--accent); color: #0c0c0c; }

/* ── Carousel ─────────────────────────────────────────────────────────────── */
.carousel-view {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 2rem 1rem;
  position: relative;
}

.carousel-stage {
  width: 100%;
  max-width: 960px;
  aspect-ratio: 3/2;
  background: var(--bg-card);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: var(--radius);
}

.carousel-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: opacity 0.3s ease;
}
.carousel-img.fade { opacity: 0; }

.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.15);
  color: var(--text);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  z-index: 10;
}
.carousel-btn:hover { background: rgba(255,255,255,0.15); }
.carousel-prev { left: 1rem; }
.carousel-next { right: 1rem; }

.carousel-caption {
  margin-top: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  min-height: 1.2em;
}

.carousel-counter {
  margin-top: 0.4rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--text-muted);
}

.carousel-dots {
  display: flex;
  gap: 6px;
  margin-top: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 400px;
}
.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: background var(--transition), transform var(--transition);
}
.dot.active {
  background: var(--accent);
  transform: scale(1.3);
}

.carousel-info {
  width: 100%;
  max-width: 960px;
  padding: 0 0.5rem;
}

.carousel-caption-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1rem;
}

.carousel-description {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
  white-space: pre-wrap;
}

.carousel-exif {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

/* ── Lightbox ─────────────────────────────────────────────────────────────── */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,0.96);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: calc(100vw - 120px);
  max-height: calc(100vh - 40px);
}

.lightbox-mat {
  background: #f0ede8;
  padding: 18px 18px 50px;
  box-shadow: 0 16px 60px rgba(0,0,0,0.9), 0 2px 10px rgba(0,0,0,0.6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-img {
  max-width: 100%;
  max-height: calc(100vh - 200px);
  object-fit: contain;
  display: block;
  border-radius: 0;
}

.lightbox-info {
  width: 100%;
  max-width: 760px;
  margin-top: 0.75rem;
  padding: 0 0.25rem;
}

.lightbox-top-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.lightbox-caption {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
}

.lightbox-counter {
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.35);
  white-space: nowrap;
}

.lightbox-desc {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
  white-space: pre-wrap;
}

.lightbox-exif {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  margin-top: 0.5rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.lightbox-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.6rem;
  padding-top: 0.5rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.exif-row {
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.38);
}

.exif-row:first-child {
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.lightbox-close {
  position: fixed;
  top: 1.25rem;
  right: 1.5rem;
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.6);
  font-size: 1.4rem;
  line-height: 1;
  z-index: 1010;
  transition: color var(--transition);
}
.lightbox-close:hover { color: #fff; }

.lightbox-nav {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1010;
  transition: background var(--transition);
}
.lightbox-nav:hover { background: rgba(255,255,255,0.15); }
.lightbox-prev { left: 1.25rem; }
.lightbox-next { right: 1.25rem; }

/* ── About Page ───────────────────────────────────────────────────────────── */
.about-main { flex: 1; display: flex; align-items: flex-start; justify-content: center; padding: 5rem 2rem; }
.about-layout {
  max-width: 900px;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4rem;
  align-items: start;
}
.about-text { max-width: 600px; }
.about-photo-col { display: flex; justify-content: flex-end; align-items: flex-start; }
.about-portrait {
  width: 220px;
  height: 280px;
  object-fit: cover;
  border-radius: 4px;
  display: block;
  box-shadow: 0 8px 32px rgba(0,0,0,0.55);
}
@media (max-width: 640px) {
  .about-layout { grid-template-columns: 1fr; gap: 2rem; }
  .about-photo-col { justify-content: flex-start; order: -1; }
  .about-portrait { width: 120px; height: 150px; }
}
.about-heading {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 300;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  color: var(--accent);
}
.about-body {
  font-size: 1.05rem;
  line-height: 2;
  color: var(--text-muted);
  white-space: pre-wrap;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2rem;
}

.about-social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 1.1rem;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  border: 1px solid var(--border);
  border-radius: 20px;
  text-decoration: none;
  transition: all var(--transition);
}
.about-social-link:hover {
  border-color: var(--accent);
  color: var(--accent);
}
.about-social-link svg { flex-shrink: 0; }

/* ── Site Footer ──────────────────────────────────────────────────────────── */
.site-footer {
  padding: 2rem;
  text-align: center;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.site-footer a { color: var(--accent); }

/* ── Utilities ────────────────────────────────────────────────────────────── */
.hidden { display: none !important; }

/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .site-header { padding: 0.875rem 1rem; }
  .hero { padding: 3rem 1rem 2rem; }
  .collections-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
  .collection-header { padding: 1.5rem 1rem 1rem; }
  .view-controls { padding: 0.5rem 1rem; }
  .photo-grid { columns: 2 150px; }
  .carousel-btn { width: 36px; height: 36px; font-size: 0.95rem; }
  .carousel-prev { left: 0.25rem; }
  .carousel-next { right: 0.25rem; }
  .lightbox-nav { width: 36px; height: 36px; }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
  .lightbox-content { max-width: calc(100vw - 80px); }
}