/* ========== PORTFOLIO PAGE STYLES ========== */

/* Dark navbar variant for portfolio page */
.navbar-dark {
  background: rgba(61, 53, 41, 0.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.navbar-dark .nav-logo { color: var(--cream); }
.navbar-dark .nav-links a { color: var(--taupe); }
.navbar-dark .nav-links a:hover,
.navbar-dark .nav-links a.active { color: var(--white); }
.navbar-dark .nav-cta { border-color: var(--taupe) !important; }
.navbar-dark .nav-cta:hover { background: var(--cream) !important; color: var(--dark) !important; }
.navbar-dark .nav-toggle span { background: var(--cream); }
.navbar-dark.scrolled { background: rgba(61, 53, 41, 0.97); }

/* Portfolio Hero */
.portfolio-hero {
  min-height: 50vh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  padding: 10rem 4rem 4rem;
  background: var(--dark);
  color: var(--cream);
}
.portfolio-hero .hero-subtitle { color: var(--taupe); }
.portfolio-hero .hero-title { color: var(--cream); margin-bottom: 1rem; }
.portfolio-hero .hero-desc { color: var(--taupe); max-width: 520px; margin: 0 auto; }

/* Filter Bar */
.filter-bar {
  display: flex; justify-content: center; gap: 0.5rem; flex-wrap: wrap;
  padding: 2rem 4rem;
  background: var(--dark);
  border-bottom: 1px solid rgba(181,169,150,0.15);
  position: sticky;
  top: 62px;
  z-index: 900;
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
}
.filter-btn {
  padding: 0.55rem 1.6rem;
  font-family: var(--font-sans); font-size: 0.75rem; font-weight: 400;
  letter-spacing: 0.08em; text-transform: uppercase;
  background: transparent; border: 1px solid rgba(181,169,150,0.3);
  color: var(--taupe); cursor: pointer;
  transition: all 0.3s var(--transition);
}
.filter-btn:hover { border-color: var(--cream); color: var(--cream); }
.filter-btn.active {
  background: var(--cream); border-color: var(--cream); color: var(--dark);
}

/* Portfolio Grid — vertical video masonry */
.portfolio-page {
  padding: 0 3rem 3rem;
  background: var(--dark);
}

/* Category sections */
.category-section {
  max-width: 1200px;
  margin: 0 auto;
}
.category-section.hidden { display: none; }

/* Category header separator */
.category-header {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 3.5rem 0 2.5rem;
}
.cat-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, rgba(196,162,101,0.3), transparent);
}
.cat-label {
  text-align: center;
  flex-shrink: 0;
}
.cat-number {
  display: block;
  font-family: var(--font-serif);
  font-size: 0.75rem;
  color: rgba(196,162,101,0.5);
  letter-spacing: 0.15em;
  margin-bottom: 0.4rem;
}
.cat-label h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 300;
  color: var(--cream);
  letter-spacing: 0.05em;
  margin-bottom: 0.2rem;
}
.cat-label p {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--taupe);
}

.portfolio-masonry {
  columns: 3;
  column-gap: 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.portfolio-masonry .portfolio-item {
  break-inside: avoid;
  margin-bottom: 2.5rem;
  position: relative;
  cursor: pointer;
  padding-bottom: 4px;
}

/* Frame wrapper around the video — gold offset accent */
.portfolio-masonry .portfolio-item::before {
  content: '';
  position: absolute;
  top: 12px; left: 12px;
  width: 100%; height: 100%;
  border: 1.5px solid rgba(196, 162, 101, 0.4);
  border-radius: 8px;
  z-index: 0;
  transition: all 0.6s var(--transition);
}
.portfolio-masonry .portfolio-item:hover::before {
  top: 0; left: 0;
  border-color: rgba(196, 162, 101, 0.7);
}

/* Dot pattern accent — bottom-right corner */
.portfolio-masonry .portfolio-item::after {
  content: '';
  position: absolute;
  bottom: -8px; right: -8px;
  width: 50px; height: 50px;
  z-index: 0;
  background-image: radial-gradient(rgba(196, 162, 101, 0.35) 1.2px, transparent 1.2px);
  background-size: 8px 8px;
  opacity: 0.7;
  transition: opacity 0.5s var(--transition);
  pointer-events: none;
}
.portfolio-masonry .portfolio-item:hover::after {
  opacity: 0;
}

/* Video styling — natural aspect ratio, no cropping */
.portfolio-video {
  width: 100%;
  display: block;
  border-radius: 8px;
  position: relative;
  z-index: 1;
  transition: transform 0.8s var(--transition), filter 0.5s var(--transition), box-shadow 0.5s var(--transition);
  filter: brightness(0.7);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #2a231c 0%, #3d3529 100%);
  min-height: 200px;
  object-fit: cover;
}
.portfolio-video:not([src]) {
  aspect-ratio: 9/16;
}
.portfolio-video[poster] {
  min-height: auto;
}
.portfolio-item:hover .portfolio-video {
  transform: scale(1.02);
  filter: brightness(1);
  box-shadow: 0 8px 35px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(196, 162, 101, 0.2);
}

/* Overlay — label visible by default, hides on hover */
.portfolio-masonry .portfolio-overlay {
  position: absolute; inset: 0;
  display: flex; flex-direction: column;
  align-items: flex-start; justify-content: flex-end;
  padding: 1.5rem;
  border-radius: 8px;
  background: linear-gradient(to top, rgba(44,37,32,0.6) 0%, rgba(44,37,32,0) 40%);
  opacity: 1;
  z-index: 3;
  transition: opacity 0.5s var(--transition);
}
.portfolio-masonry .portfolio-item:hover .portfolio-overlay { opacity: 0; }

.portfolio-masonry .portfolio-overlay h3 {
  font-family: var(--font-serif); font-size: 1.4rem; font-weight: 400;
  color: var(--cream); margin-bottom: 0.2rem;
}
.portfolio-masonry .portfolio-overlay p {
  font-size: 0.65rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--taupe);
}

/* Mobile tap-to-play state */
.portfolio-item.playing .portfolio-video {
  filter: brightness(1);
}
.portfolio-item.playing .portfolio-overlay { opacity: 0; }
.portfolio-item.playing .play-icon { opacity: 0; }
.portfolio-item.playing .corner-tl,
.portfolio-item.playing .corner-br { opacity: 0; }

/* Play indicator — visible by default, hides on hover */
.portfolio-item .play-icon {
  position: absolute; top: 50%; left: 50%;
  width: 56px; height: 56px;
  transform: translate(-50%, -50%);
  border: 1.5px solid rgba(250, 247, 242, 0.45);
  border-radius: 50%;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='rgba(250,247,242,0.65)'%3E%3Cpolygon points='9,6 18,12 9,18'/%3E%3C/svg%3E") center/18px no-repeat;
  backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
  background-color: rgba(61, 53, 41, 0.2);
  opacity: 1;
  transition: all 0.4s var(--transition);
  pointer-events: none;
  z-index: 4;
}
.portfolio-item:hover .play-icon {
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.8);
}

/* Decorative corner accents */
.portfolio-item .corner-tl,
.portfolio-item .corner-br {
  position: absolute;
  width: 28px; height: 28px;
  z-index: 4;
  opacity: 0.55;
  transition: all 0.5s var(--transition);
}
.portfolio-item:hover .corner-tl,
.portfolio-item:hover .corner-br { opacity: 0; transform: scale(0.8); }

.portfolio-item .corner-tl {
  top: -1px; left: -1px;
  border-top: 2px solid rgba(196, 162, 101, 0.7);
  border-left: 2px solid rgba(196, 162, 101, 0.7);
  border-radius: 8px 0 0 0;
}
.portfolio-item .corner-br {
  bottom: -1px; right: -1px;
  border-bottom: 2px solid rgba(196, 162, 101, 0.7);
  border-right: 2px solid rgba(196, 162, 101, 0.7);
  border-radius: 0 0 8px 0;
}

/* Category separator labels between sections */
.category-separator {
  column-span: all;
  text-align: center;
  padding: 3rem 0 1.5rem;
}
.category-separator .sep-line {
  display: flex; align-items: center; gap: 1.5rem;
  max-width: 400px; margin: 0 auto;
}
.category-separator .sep-line::before,
.category-separator .sep-line::after {
  content: '';
  flex: 1; height: 1px;
  background: linear-gradient(to right, transparent, rgba(196,162,101,0.3), transparent);
}
.category-separator span {
  font-family: var(--font-serif);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--taupe);
}

/* Photo items — clickable with expand icon on hover */
.portfolio-photo {
  cursor: pointer;
}
.portfolio-photo .expand-icon {
  position: absolute;
  bottom: 1.2rem; right: 1.2rem;
  width: 36px; height: 36px;
  border: 1px solid rgba(250, 247, 242, 0.4);
  border-radius: 50%;
  background: rgba(61, 53, 41, 0.3);
  backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  z-index: 5;
  opacity: 0;
  transform: scale(0.8);
  transition: all 0.4s var(--transition);
  pointer-events: none;
}
.portfolio-photo:hover .expand-icon {
  opacity: 1;
  transform: scale(1);
}
.expand-icon svg {
  width: 16px; height: 16px;
  stroke: rgba(250, 247, 242, 0.8);
  fill: none;
  stroke-width: 1.5;
}
.portfolio-img {
  width: 100%;
  display: block;
  border-radius: 8px;
  position: relative;
  z-index: 1;
  transition: transform 0.8s var(--transition), filter 0.5s var(--transition), box-shadow 0.5s var(--transition);
  filter: brightness(0.7);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}
.portfolio-photo:hover .portfolio-img {
  transform: scale(1.03);
  filter: brightness(1);
  box-shadow: 0 8px 35px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(196, 162, 101, 0.2);
}

/* Portfolio Banner CTA */
.portfolio-banner {
  padding: 6rem 4rem; text-align: center;
  background: var(--beige);
}
.portfolio-banner h2 {
  font-family: var(--font-serif); font-size: clamp(2rem, 3.5vw, 2.8rem);
  font-weight: 300; margin-bottom: 0.75rem;
}
.portfolio-banner p {
  font-size: 0.95rem; color: var(--text-light); margin-bottom: 2rem;
}

/* ========== LIGHTBOX MODAL ========== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(30, 25, 20, 0.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--transition), visibility 0.4s;
  cursor: zoom-out;
}
.lightbox.active {
  opacity: 1;
  visibility: visible;
}
.lightbox-img {
  max-width: 90vw;
  max-height: 88vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(196, 162, 101, 0.2);
  transform: scale(0.92);
  transition: transform 0.4s var(--transition);
}
.lightbox.active .lightbox-img {
  transform: scale(1);
}
.lightbox-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  background: none;
  border: 1px solid rgba(181, 169, 150, 0.3);
  border-radius: 50%;
  color: var(--cream);
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--transition);
}
.lightbox-close:hover {
  border-color: var(--cream);
  background: rgba(250, 247, 242, 0.1);
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px; height: 48px;
  background: none;
  border: 1px solid rgba(181, 169, 150, 0.3);
  border-radius: 50%;
  color: var(--cream);
  font-size: 1.2rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s var(--transition);
}
.lightbox-nav:hover {
  border-color: var(--cream);
  background: rgba(250, 247, 242, 0.1);
}
.lightbox-prev { left: 1.5rem; }
.lightbox-next { right: 1.5rem; }
.lightbox-counter {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-sans);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  color: var(--taupe);
}

@media (max-width: 768px) {
  .lightbox-nav { width: 40px; height: 40px; font-size: 1rem; }
  .lightbox-prev { left: 0.75rem; }
  .lightbox-next { right: 0.75rem; }
  .lightbox-close { top: 1rem; right: 1rem; }
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
  .portfolio-masonry { columns: 2; }
}

@media (max-width: 768px) {
  .portfolio-hero { padding: 8rem 1.5rem 3rem; min-height: 40vh; }
  .filter-bar { padding: 1.5rem; top: 52px; }
  .portfolio-page { padding: 0 1rem 1rem; }
  .category-header { gap: 1rem; padding: 2.5rem 0 1.5rem; }
  .portfolio-masonry { columns: 1; max-width: 400px; column-gap: 1rem; }
  .portfolio-masonry .portfolio-item::before { top: 6px; left: 6px; }
  .portfolio-masonry .portfolio-item::after { width: 35px; height: 35px; bottom: -5px; right: -5px; }
  .portfolio-banner { padding: 4rem 1.5rem; }
  .navbar-dark .nav-links { background: var(--dark); }
}

/* Touch-friendly tap targets */
@media (pointer: coarse) {
  .filter-btn { min-height: 44px; display: flex; align-items: center; }
  .lightbox-close, .lightbox-nav { min-width: 44px; min-height: 44px; }
}

/* Small phones */
@media (max-width: 480px) {
  .portfolio-hero { padding: 6rem 1rem 2rem; min-height: 35vh; }
  .portfolio-hero .hero-title { font-size: 2rem; }
  .filter-bar { padding: 1rem 0.75rem; gap: 0.4rem; top: 48px; }
  .filter-btn { padding: 0.45rem 1rem; font-size: 0.65rem; }
  .portfolio-page { padding: 0 0.75rem 0.75rem; }
  .portfolio-masonry { max-width: 100%; }
  .portfolio-masonry .portfolio-item { margin-bottom: 2rem; }
  .portfolio-masonry .portfolio-item::before { top: 5px; left: 5px; }
  .portfolio-masonry .portfolio-item::after { display: none; }
  .portfolio-masonry .portfolio-overlay h3 { font-size: 1.1rem; }
  .portfolio-masonry .portfolio-overlay { padding: 1rem; }
  .category-header { padding: 2rem 0 1.2rem; }
  .cat-label h2 { font-size: 1.4rem; }
  .portfolio-item .play-icon { width: 44px; height: 44px; }
  .portfolio-item .corner-tl,
  .portfolio-item .corner-br { width: 18px; height: 18px; }
  .portfolio-banner { padding: 3rem 1rem; }
  .portfolio-banner h2 { font-size: 1.6rem; }
  .lightbox-img { max-width: 96vw; max-height: 80vh; }
  .lightbox-close { top: 0.75rem; right: 0.75rem; width: 36px; height: 36px; }
  .lightbox-nav { width: 36px; height: 36px; }
  .lightbox-prev { left: 0.5rem; }
  .lightbox-next { right: 0.5rem; }
}