/* ============================================================
   Joseph Lambert Images — Modern Portfolio
   Colors: black bg, white text, gold (#d4af37) accent
   ============================================================ */

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

:root {
  --bg:       #0a0a0a;
  --bg-alt:   #111111;
  --surface:  #1a1a1a;
  --text:     #f0f0f0;
  --text-dim: #999999;
  --gold:     #d4af37;
  --gold-dim: #b8962e;
  --radius:   6px;
  --font:     'Inter', system-ui, sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --transition: 0.3s ease;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 70px;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; color: inherit; font-family: inherit; }
input, textarea, select { font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Nav ---------- */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 32px;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

#navbar.scrolled {
  padding: 10px 32px;
  border-bottom-color: rgba(212, 175, 55, 0.15);
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.nav-logo span {
  color: var(--gold);
  font-style: italic;
  font-weight: 400;
  margin-left: 4px;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
}

.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  background-image: url('images/hero-4x.jpg');
  background-color: #0a0a0a;
  background-size: cover;
  background-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 700px;
  padding: 24px;
}

.hero-content h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 16px;
}

.hero-content h1 em {
  color: var(--gold);
}

.hero-tagline {
  font-size: clamp(0.9rem, 2vw, 1.15rem);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.hero-sub {
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 32px;
}

.btn {
  display: inline-block;
  padding: 14px 36px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--bg);
  background: var(--gold);
  border: 2px solid var(--gold);
  border-radius: var(--radius);
  transition: var(--transition);
}

.btn:hover {
  background: transparent;
  color: var(--gold);
}

.scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-dim);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%      { transform: translateX(-50%) translateY(8px); }
}

/* ---------- Sections ---------- */
.section {
  padding: 100px 0;
}

.section--alt {
  background: var(--bg-alt);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 400;
  margin-bottom: 8px;
}

.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 2px;
  background: var(--gold);
  margin-top: 12px;
}

.section-subtitle {
  color: var(--text-dim);
  margin-bottom: 40px;
}

/* ---------- Filter Bar ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-btn {
  padding: 8px 20px;
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border: 1px solid var(--surface);
  border-radius: 100px;
  color: var(--text-dim);
  transition: var(--transition);
}

.filter-btn:hover {
  border-color: var(--gold-dim);
  color: var(--text);
}

.filter-btn.active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--bg);
}

/* ---------- Gallery Grid ---------- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
  cursor: pointer;
  background: var(--surface);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, filter 0.5s ease;
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: brightness(0.7);
}

.gallery-item .overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  padding: 16px;
  opacity: 0;
  transition: opacity var(--transition);
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 60%);
}

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

.overlay-text {
  font-size: 0.85rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold);
}

/* Animate items in */
.gallery-item {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.5s ease forwards;
}

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 60px;
  align-items: center;
}

.about-photo img {
  width: 300px;
  height: 380px;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid rgba(212, 175, 55, 0.2);
}

.about-text .section-title {
  margin-bottom: 20px;
}

.about-text p {
  color: var(--text-dim);
  margin-bottom: 16px;
  max-width: 640px;
}

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info {
  list-style: none;
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-info li {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-dim);
}

.contact-info li svg {
  color: var(--gold);
  flex-shrink: 0;
}

.contact-info a {
  color: var(--text-dim);
  transition: color var(--transition);
}

.contact-info a:hover {
  color: var(--gold);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 14px 16px;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 0.95rem;
  transition: border-color var(--transition);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: var(--text-dim);
}

.contact-form select {
  appearance: none;
  cursor: pointer;
  color: var(--text-dim);
}

.contact-form select option {
  background: var(--bg);
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--gold);
}

.contact-form .btn {
  align-self: flex-start;
}

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding: 32px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-location {
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ---------- Lightbox ---------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.95);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox-img {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: var(--radius);
  transition: transform 0.3s ease;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 28px;
  font-size: 2.5rem;
  color: var(--text);
  transition: color var(--transition);
  z-index: 1;
}

.lightbox-close:hover { color: var(--gold); }

.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  font-size: 3rem;
  color: var(--text);
  padding: 8px;
  transition: color var(--transition);
}

.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-prev:hover,
.lightbox-next:hover { color: var(--gold); }

.lightbox-caption {
  position: absolute;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.85rem;
  color: var(--text-dim);
  text-align: center;
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .about-photo-placeholder {
    margin: 0 auto;
    width: 220px;
    height: 280px;
  }

  .about-text p { max-width: none; }

  .about-text .section-title::after {
    margin: 12px auto 0;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-toggle { display: flex; }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 260px;
    flex-direction: column;
    background: var(--bg);
    padding: 80px 32px 32px;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition);
    border-left: 1px solid rgba(212, 175, 55, 0.1);
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 8px;
  }

  .section {
    padding: 60px 0;
  }

  .footer-inner {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }
}