/* ── SHARED STYLES — Scott Wun Portfolio ── */
:root {
  --bg: #F5F3EF;
  --text: #141414;
  --text-muted: #666;
  --accent: #005492;
  --accent-light: #E8F0F7;
  --border: #E0DDD8;
  --white: #FFFFFF;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', sans-serif;
  --min-font: 1.0625rem; /* ~17pt — 4pt increase from original 12pt */
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: var(--min-font);
  font-weight: 300;
  line-height: 1.6;
  overflow-x: hidden;
}

/* NAV */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 3rem;
  background: rgba(245,243,239,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}
nav.scrolled { border-color: var(--border); }
.nav-logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.02em;
  color: var(--text);
  text-decoration: none;
}
.nav-links {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}
.nav-links a {
  font-size: var(--min-font);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.nav-links a:hover,
.nav-links a.active { color: var(--accent); }

/* SECTION BASE */
section {
  padding: 7rem 3rem;
  max-width: 1200px;
  margin: 0 auto;
}
.section-label {
  font-size: var(--min-font);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0 3rem;
  max-width: calc(1200px - 6rem);
}

/* PORTFOLIO GRID */
#portfolio .cat-block { margin-bottom: 4rem; }
.cat-heading {
  font-size: var(--min-font);
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}
.cat-heading::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}
.portfolio-card {
  background: var(--white);
  border-radius: 4px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  aspect-ratio: 16/10;
  transition: transform 0.25s, box-shadow 0.25s;
}
.portfolio-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.1);
}
.portfolio-card:hover .card-overlay { opacity: 1; }
.card-placeholder {
  width: 100%;
  height: 100%;
  background: var(--accent-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}
.card-placeholder .ph-icon {
  width: 36px;
  height: 36px;
  opacity: 0.4;
  color: var(--accent);
}
.card-placeholder span {
  font-size: 0.8rem; /* intentionally smaller — fits inside card thumbnail */
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.6;
}
.card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,84,146,0.88);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.25rem;
  opacity: 0;
  transition: opacity 0.25s;
}
.card-overlay-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--white);
  margin-bottom: 0.3rem;
}
.card-overlay-hint {
  font-size: 0.85rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
}
.card-badge {
  position: absolute;
  top: 0.6rem;
  right: 0.6rem;
  background: rgba(0,0,0,0.55);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 2rem;
  padding: 0.2rem 0.55rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: white;
  z-index: 2;
}
.card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* LIGHTBOX */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(10,10,10,0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.lightbox.open { opacity: 1; pointer-events: all; }
.lb-inner {
  max-width: 900px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transform: translateY(20px);
  transition: transform 0.3s;
}
.lightbox.open .lb-inner { transform: translateY(0); }
.lb-media {
  width: 100%;
  border-radius: 4px;
  overflow: hidden;
  background: transparent;
  position: relative;
}
.lb-media img {
  width: 100%;
  max-height: 70vh;
  object-fit: contain;
  display: block;
  background: #111;
}
/* horizontal video (YouTube, Google Drive) — 16:9 */
.lb-video {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  background: #000;
}
/* vertical video (Instagram Reels, TikTok) — 9:16, capped width so it doesn't go huge */
.lb-video.vertical {
  max-width: 340px;
  margin: 0 auto;
  padding-bottom: 0;
  height: 605px; /* ~9:16 of 340px */
}
.lb-video iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}
.lb-video.vertical iframe {
  position: static;
  width: 100%;
  height: 100%;
  display: block;
}
/* YouTube fallback (when embedding disabled) */
.yt-fallback {
  background: #000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 3rem 2rem;
  min-height: 200px;
}
.yt-fallback-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: #FF0000;
  color: #fff;
  text-decoration: none;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.75rem 1.5rem;
  border-radius: 4px;
  transition: background 0.2s;
}
.yt-fallback-btn:hover { background: #cc0000; }
.yt-fallback-note {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.05em;
}
/* carousel nav */
.lb-carousel-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding: 0 0.6rem;
  pointer-events: none;
  z-index: 10;
}
.lb-nav-btn {
  pointer-events: all;
  background: rgba(0,0,0,0.5);
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s;
  flex-shrink: 0;
}
.lb-nav-btn:hover { background: rgba(0,84,146,0.7); border-color: var(--accent); }
.lb-nav-btn:disabled { opacity: 0.2; cursor: default; pointer-events: none; }
.lb-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin-top: 0.75rem;
}
.lb-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
  border: none;
  padding: 0;
}
.lb-dot.active { background: var(--accent); transform: scale(1.3); }
.lb-carousel-counter {
  text-align: center;
  font-size: var(--min-font);
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-top: 0.3rem;
}
/* lightbox info bar */
.lb-info {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: start;
}
.lb-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}
.lb-desc {
  font-size: var(--min-font);
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}
.lb-highlight {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  background: rgba(0,84,146,0.3);
  border-left: 2px solid var(--accent);
  padding: 0.6rem 0.85rem;
  border-radius: 0 3px 3px 0;
}
.lb-highlight span {
  font-size: var(--min-font);
  color: rgba(255,255,255,0.85);
  line-height: 1.5;
}
.lb-close {
  background: none;
  border: 1px solid rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.6);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
  flex-shrink: 0;
  margin-top: 0.25rem;
}
.lb-close:hover { border-color: var(--white); color: var(--white); }

/* FOOTER */
footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 3rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
}
footer .f-copy {
  font-size: var(--min-font);
  color: var(--text-muted);
}

/* SCROLL FADE */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s, transform 0.6s;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }