/* ============================================================
   Sam Wolson Photography — Portfolio CSS
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Inter:wght@300;400;500&display=swap');

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

:root {
  --bg:       #ffffff;
  --bg2:      #f7f7f7;
  --border:   #e8e8e8;
  --text:     #0f0f0f;
  --muted:    #999999;
  --accent:   #333333;
  --font-ser: 'Cormorant Garamond', Georgia, serif;
  --font-san: 'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: #fff;
  color: #111;
  font-family: var(--font-san);
  font-weight: 300;
  font-size: 15px;
  line-height: 1.6;
  min-height: 100vh;
}

a { color: inherit; text-decoration: none; }
img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* ── Site Header / Nav ────────────────────────────────────── */
.site-header {
  position: sticky;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 60px;
  height: 60px;
  background: #fff;
  border-bottom: 1px solid #111;
}

.site-logo {
  font-family: var(--font-ser);
  font-size: 1.25rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: #111;
  transition: color 0.2s;
}
.site-logo:hover { color: #555; }

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}
.nav-links a {
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #aaa;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #aaa;
  transition: color 0.2s;
}
.back-link:hover { color: #111; }
.back-link svg { width: 16px; height: 16px; }

.bottom-nav {
  display: flex;
  justify-content: center;
  padding: 40px 0;
  border-top: 1px solid #e8e8e8;
}

.site-nav {
  display: flex;
  gap: 36px;
}
.site-nav a {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #aaa;
  transition: color 0.2s;
}
.site-nav a:hover,
.site-nav a.active { color: var(--text); }

/* ── Page Wrapper ─────────────────────────────────────────── */
.page-content {
  padding-top: 64px;
  min-height: 100vh;
}

/* ── Hero / Homepage Intro ────────────────────────────────── */
.home-intro {
  padding: 80px 40px 48px;
  text-align: center;
}
.home-intro h1 {
  font-family: var(--font-ser);
  font-size: clamp(48px, 8vw, 96px);
  font-weight: 300;
  letter-spacing: 0.04em;
  line-height: 1;
  margin-bottom: 16px;
}
.home-intro p {
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #aaa;
}

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

.gallery-card {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  cursor: pointer;
}

.gallery-card img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              filter 0.4s ease;
  filter: brightness(0.85);
}

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

.gallery-card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.35s ease;
  pointer-events: none;
}

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

.gallery-card-overlay h2 {
  font-family: var(--font-ser);
  font-size: clamp(20px, 2.5vw, 28px);
  font-weight: 300;
  letter-spacing: 0.06em;
  text-align: center;
  color: #fff;
  text-shadow: 0 2px 12px rgba(0,0,0,0.5);
}

.gallery-card-overlay span {
  margin-top: 8px;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
}

/* ── Gallery Page Header ──────────────────────────────────── */
.gallery-header {
  padding: 56px 40px 40px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}
.gallery-header h1 {
  font-family: var(--font-ser);
  font-size: clamp(36px, 6vw, 72px);
  font-weight: 300;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.gallery-header p {
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #aaa;
}
.gallery-header .gallery-desc {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 300;
  letter-spacing: 0;
  text-transform: none;
  color: #666;
  max-width: 520px;
  margin: 0 auto 16px;
  line-height: 1.7;
}

/* ── Photo Horizontal Strip (gallery pages) ───────────────── */
.photo-strip {
  display: flex;
  flex-direction: row;
  height: calc(100vh - 260px);
  min-height: 400px;
  overflow-x: auto;
  overflow-y: hidden;
  gap: 3px;
  padding: 0 0 0 0;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.photo-strip::-webkit-scrollbar { display: none; }
.photo-strip.dragging { cursor: grabbing; }

.photo-strip .photo-item {
  flex: 0 0 auto;
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  cursor: zoom-in;
}

.photo-strip .photo-item img {
  flex: 1;
  min-height: 0;
  height: 100%;
  width: auto;
  max-width: none;
  display: block;
  object-fit: unset;
  transition: filter 0.3s ease;
  filter: brightness(0.93);
}

.photo-strip .photo-item:hover img {
  filter: brightness(1);
}

/* Caption below each image in the strip */
.photo-strip .photo-caption {
  flex-shrink: 0;
  width: 100%;
  height: 60px;
  text-align: center;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  font-family: var(--font-san);
  font-size: 11px;
  font-weight: 300;
  color: #888;
  line-height: 1.55;
  padding: 10px 12px 0;
  overflow: hidden;
}

/* When captions present, image fills strip minus caption height — never shrinks */
.photo-strip.has-captions .photo-item img {
  flex: none;
  height: calc(100% - 60px);
  width: auto;
}

/* ── Lightbox ─────────────────────────────────────────────── */
#lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.96);
  align-items: center;
  justify-content: center;
}
#lightbox.active { display: flex; }

.lb-inner {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

#lb-img {
  max-width: 92vw;
  max-height: 92vh;
  width: auto;
  height: auto;
  object-fit: contain;
  user-select: none;
  -webkit-user-drag: none;
  box-shadow: 0 8px 64px rgba(0,0,0,0.8);
  animation: lb-in 0.25s ease;
}

@keyframes lb-in {
  from { opacity: 0; transform: scale(0.97); }
  to   { opacity: 1; transform: scale(1); }
}

.lb-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
  z-index: 10;
}
.lb-btn:hover { background: rgba(255,255,255,0.14); border-color: rgba(255,255,255,0.3); }
.lb-btn svg { width: 20px; height: 20px; pointer-events: none; }

#lb-prev { left: 24px; }
#lb-next { right: 24px; }

#lb-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
  padding: 8px;
  transition: color 0.2s;
  z-index: 10;
}
#lb-close:hover { color: #fff; }
#lb-close svg { width: 24px; height: 24px; }

#lb-counter {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.4);
}

#lb-caption {
  position: absolute;
  bottom: 56px;
  left: 50%;
  transform: translateX(-50%);
  max-width: 640px;
  width: 90%;
  text-align: center;
  font-family: var(--font-san);
  font-size: 12px;
  font-weight: 300;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
  display: none;
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  margin-top: 80px;
  padding: 40px;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 12px;
  letter-spacing: 0.1em;
  color: #aaa;
}

/* ── Responsive ───────────────────────────────────────────── */
@media (max-width: 900px) {
  .photo-grid { columns: 2; }
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
}

/* Gallery strips become a vertical stack on narrow screens.
   Horizontal scrolling needs width the phone doesn't have. */
@media (max-width: 768px) {
  .photo-strip {
    flex-direction: column;
    height: auto;
    min-height: 0;
    overflow-x: hidden;
    overflow-y: visible;
    gap: 2px;
    cursor: default;
  }

  .photo-strip .photo-item {
    flex: 0 0 auto;
    width: 100%;
    height: auto;
    cursor: pointer;
  }

  /* Images fill the width and keep their own aspect ratio —
     overrides the fixed heights the horizontal strip relies on. */
  .photo-strip .photo-item img,
  .photo-strip.has-captions .photo-item img {
    flex: none;
    width: 100%;
    height: auto;
    max-width: 100%;
    filter: brightness(1);
  }

  /* Captions size to their text instead of a fixed 60px slot */
  .photo-strip .photo-caption {
    height: auto;
    min-height: 0;
    padding: 8px 20px 16px;
    text-align: center;
    overflow: visible;
  }
}

@media (max-width: 600px) {
  .site-header { padding: 0 20px; }
  .home-intro { padding: 48px 20px 32px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 1px; padding: 0 1px 1px; }
  .photo-grid { columns: 1; }
  .gallery-header { padding: 40px 20px 28px; }
  #lb-prev { left: 10px; }
  #lb-next { right: 10px; }
  .lb-btn { width: 40px; height: 40px; }
}