/* ============================================
   NIELS VAN IPEREN — Photography Portfolio
   Clean, dark, no-puzzle layout
   ============================================ */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0a0a;
  --bg-card: #111;
  --bg-overlay: rgba(10, 10, 10, 0.9);
  --text: #f0f0f0;
  --text-muted: #888;
  --text-dim: #555;
  --border: #1e1e1e;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --header-h: 72px;
  --cat-bar-h: 48px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }

h1, h2, h3 { font-family: var(--font); font-weight: 300; font-style: normal; letter-spacing: 0.04em; }
h1 { font-size: clamp(2.5rem, 6vw, 5rem); line-height: 1.1; }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); line-height: 1.2; }

.label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 500;
}

/* --- Header --- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
  background: var(--bg-overlay);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.logo img { height: 28px; width: auto; opacity: 0.95; }
.logo:hover img { opacity: 1; }

.nav { display: flex; align-items: center; gap: 2.5rem; }
.nav a {
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-muted);
  transition: color var(--transition);
}
.nav a:hover, .nav a.active { color: var(--text); }

.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; z-index: 1001; }
.hamburger span { display: block; width: 24px; height: 1.5px; background: var(--text); transition: transform var(--transition), opacity var(--transition); }
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -5px); }

.mobile-nav {
  display: none; position: fixed; inset: 0; background: var(--bg); z-index: 999;
  flex-direction: column; align-items: center; justify-content: center; gap: 2rem;
  opacity: 0; pointer-events: none; transition: opacity 0.4s ease;
}
.mobile-nav.open { opacity: 1; pointer-events: all; }
.mobile-nav a { font-family: var(--font-display); font-size: 2rem; color: var(--text-muted); transition: color var(--transition); }
.mobile-nav a:hover { color: var(--text); }

/* --- Category Bar (scrolling) --- */
.category-bar {
  position: fixed;
  top: var(--header-h);
  left: 0; right: 0;
  z-index: 999;
  height: var(--cat-bar-h);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  overflow-y: hidden;
  white-space: nowrap;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.category-bar::-webkit-scrollbar { display: none; }

.category-bar-inner {
  display: inline-flex;
  align-items: center;
  height: 100%;
  padding: 0 clamp(1.5rem, 4vw, 4rem);
  gap: 0.25rem;
}

.category-bar a {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  border: 1px solid transparent;
  border-radius: 100px;
  transition: all var(--transition);
  white-space: nowrap;
}
.category-bar a:hover { color: var(--text-muted); border-color: var(--border); }
.category-bar a.active { color: var(--text); border-color: var(--text-muted); }

/* --- Hero Slideshow --- */
.hero {
  position: relative;
  height: 100vh;
  overflow: hidden;
  background: #000;
}

.hero-slide {
  position: absolute;
  top: calc(var(--header-h) + var(--cat-bar-h));
  left: 0;
  right: 0;
  bottom: 0;
  opacity: 0;
  transition: opacity 1.5s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
}
.hero-slide.active { opacity: 1; }

.hero-slide img {
  max-width: 96%;
  max-height: 92%;
  width: auto;
  height: auto;
  object-fit: contain;
}

.hero-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem clamp(1.5rem, 4vw, 3rem);
  background: linear-gradient(to top, rgba(0,0,0,0.5) 0%, transparent 100%);
  pointer-events: none;
}

.hero-overlay h1 {
  font-family: var(--font);
  font-weight: 300;
  font-style: normal;
  font-size: clamp(0.85rem, 1.5vw, 1.1rem);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(10px);
  animation: fadeUp 1s ease 0.3s forwards;
  color: rgba(255,255,255,0.45);
}
.hero-overlay p {
  font-family: var(--font);
  font-style: normal;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.3);
  margin-top: 0.25rem;
  opacity: 0;
  transform: translateY(8px);
  animation: fadeUp 1s ease 0.6s forwards;
}

.hero-progress {
  position: absolute;
  bottom: 0; left: 0;
  height: 2px;
  background: rgba(255,255,255,0.5);
  transition: width linear;
}

.hero-dots {
  position: absolute;
  bottom: clamp(1.5rem, 3vw, 3rem);
  right: clamp(2rem, 5vw, 5rem);
  display: flex;
  gap: 8px;
  z-index: 2;
}
.hero-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transition: background var(--transition);
  cursor: pointer;
}
.hero-dot.active { background: rgba(255,255,255,0.8); }

/* --- Content below header+catbar --- */
.page-content {
  padding-top: calc(var(--header-h) + var(--cat-bar-h));
}

/* --- Category Cluster (home page) --- */
.category-cluster {
  padding: clamp(2.5rem, 5vw, 5rem) clamp(1.5rem, 4vw, 4rem);
  border-bottom: 1px solid var(--border);
}

.cluster-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.5rem;
}

.cluster-header h2 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }

.cluster-header a {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-dim);
  transition: color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.cluster-header a:hover { color: var(--text); }
.cluster-header a svg { width: 14px; height: 14px; }

/* Horizontal scroll row of images — NO CROPPING */
.cluster-row {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 0.5rem;
}
.cluster-row::-webkit-scrollbar { display: none; }

.cluster-row a {
  flex: 0 0 auto;
  display: block;
  height: clamp(250px, 35vh, 420px);
  position: relative;
  overflow: hidden;
}

.cluster-row a img {
  height: 100%;
  width: auto;
  object-fit: contain;
  transition: opacity 0.4s ease;
  filter: brightness(0.88);
}

.cluster-row a:hover img {
  filter: brightness(1);
}

/* --- Music Archive CTA (homepage) --- */
.music-cta {
  padding: clamp(3rem, 6vw, 6rem) clamp(1.5rem, 4vw, 4rem);
  border-bottom: 1px solid var(--border);
  background: linear-gradient(135deg, #0c0c0c 0%, #161616 50%, #0e0e0e 100%);
  border-top: 1px solid #222;
  position: relative;
  overflow: hidden;
}
.music-cta::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(201,168,76,0.3), transparent);
}

.music-cta-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
}

.music-cta-text .label { display: block; margin-bottom: 1rem; color: #c9a84c; }
.music-cta-text h2 { margin-bottom: 1.2rem; font-size: clamp(1.6rem, 3.5vw, 2.5rem); }
.music-cta-text p { color: var(--text-muted); line-height: 1.7; margin-bottom: 2rem; max-width: 450px; }

.music-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 2rem;
  background: var(--text);
  color: var(--bg);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: all var(--transition);
}
.music-cta-btn:hover { background: #ddd; }
.music-cta-btn svg { transition: transform var(--transition); }
.music-cta-btn:hover svg { transform: translateX(4px); }

.music-cta-preview {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  height: clamp(200px, 30vh, 350px);
}
.music-cta-preview::-webkit-scrollbar { display: none; }
.music-cta-preview a {
  flex: 0 0 auto;
  height: 100%;
}
.music-cta-preview a img {
  height: 100%;
  width: auto;
  object-fit: contain;
  filter: brightness(0.85);
  transition: filter 0.4s ease;
}
.music-cta-preview a:hover img { filter: brightness(1); }

@media (max-width: 768px) {
  .music-cta-inner { grid-template-columns: 1fr; }
  .music-cta-preview { height: 180px; }
}

/* --- Gallery Page --- */
.gallery-hero {
  height: 45vh;
  min-height: 300px;
  display: flex;
  align-items: flex-end;
  padding: clamp(2rem, 6vw, 6rem);
  position: relative;
  overflow: hidden;
  background: #000;
}

.gallery-hero .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  filter: brightness(0.3) blur(3px);
}

.gallery-hero .back-link {
  position: relative; z-index: 1;
  display: inline-flex; align-items: center; gap: 0.5rem;
  margin-bottom: 1rem;
  font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--text-muted); transition: color var(--transition);
  opacity: 0; animation: fadeUp 0.8s ease 0.1s forwards;
}
.gallery-hero .back-link:hover { color: var(--text); }
.gallery-hero .back-link svg { width: 16px; height: 16px; }

.gallery-hero h1 {
  position: relative; z-index: 1;
  opacity: 0; transform: translateY(20px);
  animation: fadeUp 0.8s ease 0.2s forwards;
}

/* Gallery grid — uniform rows, NO CROPPING */
.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: clamp(1.5rem, 3vw, 3rem);
  justify-content: center;
}

.gallery-grid .gallery-item {
  height: clamp(250px, 40vh, 500px);
  cursor: pointer;
  overflow: hidden;
  flex: 0 0 auto;
}

.gallery-grid .gallery-item img {
  height: 100%;
  width: auto;
  object-fit: contain;
  transition: filter 0.4s ease;
  filter: brightness(0.88);
}

.gallery-grid .gallery-item:hover img {
  filter: brightness(1);
}

/* --- Lightbox --- */
.lightbox {
  position: fixed; inset: 0; z-index: 2000;
  background: rgba(0, 0, 0, 0.97);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.3s ease;
}
.lightbox.open { opacity: 1; pointer-events: all; }

.lightbox img {
  max-width: 92vw; max-height: 92vh;
  object-fit: contain;
}

.lightbox-close {
  position: absolute; top: 1.5rem; right: 1.5rem;
  font-size: 1.8rem; color: var(--text-muted);
  transition: color var(--transition); z-index: 2001; padding: 0.5rem;
}
.lightbox-close:hover { color: var(--text); }

.lightbox-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  font-size: 2.5rem; color: var(--text-muted);
  transition: color var(--transition); padding: 1rem; z-index: 2001;
}
.lightbox-nav:hover { color: var(--text); }
.lightbox-prev { left: 1rem; }
.lightbox-next { right: 1rem; }

.lightbox-counter {
  position: absolute; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  font-size: 0.75rem; color: var(--text-dim); letter-spacing: 0.1em;
}

/* --- About --- */
.about-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  padding: calc(var(--header-h) + 3rem) clamp(1.5rem, 4vw, 4rem) clamp(3rem, 8vw, 8rem);
  min-height: 100vh;
  align-items: center;
}
.about-image { overflow: hidden; }
.about-image img { width: 100%; height: auto; }
.about-text .label { margin-bottom: 1.5rem; display: block; }
.about-text h2 { margin-bottom: 1.5rem; }
.about-text p { color: var(--text-muted); margin-bottom: 1.2rem; font-size: 1rem; line-height: 1.8; }

.about-clients { margin-top: 2.5rem; padding-top: 2.5rem; border-top: 1px solid var(--border); }
.about-clients .label { margin-bottom: 1rem; display: block; }
.about-clients p { color: var(--text-dim); font-size: 0.9rem; }
.about-awards { margin-top: 2rem; }
.about-awards .label { margin-bottom: 1rem; display: block; }

.about-reps {
  padding: clamp(3rem, 8vw, 8rem) clamp(1.5rem, 4vw, 4rem);
  border-top: 1px solid var(--border);
}
.about-reps h2 { margin-bottom: 3rem; }

.reps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.rep-card { padding: 2rem; border: 1px solid var(--border); transition: border-color var(--transition); }
.rep-card:hover { border-color: var(--text-dim); }
.rep-card .label { margin-bottom: 1rem; display: block; }
.rep-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.rep-card p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.7; }
.rep-card a { color: var(--text-muted); transition: color var(--transition); }
.rep-card a:hover { color: var(--text); }

/* --- Contact --- */
.contact-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  padding: calc(var(--header-h) + 3rem) clamp(1.5rem, 4vw, 4rem) clamp(3rem, 8vw, 8rem);
  min-height: 100vh;
  align-items: start;
}
.contact-info .label { display: block; margin-bottom: 1.5rem; }
.contact-info h2 { margin-bottom: 1.5rem; }
.contact-info p { color: var(--text-muted); margin-bottom: 2rem; max-width: 400px; line-height: 1.8; }

.contact-form { padding-top: 2rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.5rem; }
.form-group input, .form-group textarea { width: 100%; padding: 0.8rem 0; background: none; border: none; border-bottom: 1px solid var(--border); color: var(--text); font-family: var(--font); font-size: 0.95rem; transition: border-color var(--transition); outline: none; }
.form-group input:focus, .form-group textarea:focus { border-color: var(--text-muted); }
.form-group textarea { resize: vertical; min-height: 120px; }

.submit-btn {
  display: inline-flex; align-items: center; gap: 0.8rem;
  padding: 1rem 2.5rem; border: 1px solid var(--text-muted);
  font-size: 0.75rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--text); transition: all var(--transition); margin-top: 1rem;
}
.submit-btn:hover { background: var(--text); color: var(--bg); }
.submit-btn svg { width: 16px; height: 16px; transition: transform var(--transition); }
.submit-btn:hover svg { transform: translateX(4px); }

/* --- Footer --- */
.footer {
  padding: 3rem clamp(1.5rem, 4vw, 4rem);
  border-top: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between;
}
.footer p { font-size: 0.75rem; color: var(--text-dim); letter-spacing: 0.05em; }
.footer-social { display: flex; gap: 1.5rem; }
.footer-social a { color: var(--text-dim); transition: color var(--transition); font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase; }
.footer-social a:hover { color: var(--text); }

/* --- Animations --- */
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }
.fade-in { opacity: 0; transform: translateY(15px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

img[data-src] { opacity: 0; transition: opacity 0.5s ease; }
img.loaded { opacity: 1; }

/* --- Responsive --- */
@media (max-width: 1024px) {
  .about-section, .contact-section { grid-template-columns: 1fr; }
  .reps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav { display: none; }
  .hamburger { display: flex; }
  .mobile-nav { display: flex; }
  .cluster-row a { height: 200px; }
  .gallery-grid .gallery-item { height: 220px; }
  .hero { height: 70vh; }
  .footer { flex-direction: column; gap: 1rem; text-align: center; }
  .category-bar-inner { padding: 0 1rem; }
}