/* ============================================================
   PORTFOLIO.CSS — Genre Index Grid
   ============================================================ */

.c-portfolio {
  padding-top: var(--nav-h);
  min-height: 100vh;
}

/* ── Page Header ────────────────────────────────────────────── */
.c-portfolio__header {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  right: 0;
  z-index: 100;
  height: var(--nav-h); /* Match island menu height */
  padding: 0 var(--s-lg); /* Match island menu padding */
  display: flex;
  align-items: center;
  gap: 1.5rem;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
}

.c-portfolio__title-wrap {
  display: flex;
  flex-direction: row; /* Align title horizontally */
  align-items: center;
  gap: var(--s-xs);
  flex-shrink: 0;
}

.c-portfolio__title {
  margin: 5px 0 1px 0; /* 5px margin top, 1px margin bottom */
  font-size: 65px; /* Exactly 65px */
  line-height: 1;
}

.c-portfolio__title-char {
  display: inline-block;
}

/* ── Portfolio Filter Nav ───────────────────────────────────── */
.c-portfolio__nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
  align-content: center;
  justify-content: space-between;
  flex: 1;
}

.c-portfolio__filter {
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--c-text-muted);
  padding: 0.4rem 0.875rem;
  border-radius: 4px;
  transition: all 0.25s ease;
  cursor: pointer;
  background: transparent;
  border: 1px solid var(--c-border);
}

.c-portfolio__filter:hover {
  color: var(--c-text);
  border-color: var(--c-text-muted);
  background: rgba(237, 231, 222, 0.05);
}

.c-portfolio__filter.is-active {
  color: var(--c-bg);
  background: var(--c-text);
  border-color: var(--c-text);
}

/* More dropdown menu (styled like main island menu) */
.c-portfolio__more-dropdown {
  position: fixed;
  background: #1A1A1A; /* Same as .c-menu__panel */
  border: 1.5px solid rgba(237, 231, 222, 0.18);
  border-radius: 18px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5);
  min-width: 120px;
  z-index: 10000;
  display: none;
  padding: 0.375rem;
  /* Add animation or transition if needed to match */
}

.c-portfolio__more-dropdown .c-portfolio__filter {
  display: block;
  width: 100%;
  text-align: left;
  border: none;
  border-radius: 10px;
  color: #EDE7DE;
  padding: 0.85rem 1.15rem;
  font-family: var(--f-body);
  font-weight: 500;
  font-size: 1rem;
  margin-bottom: 0;
  background: transparent;
}

.c-portfolio__more-dropdown .c-portfolio__filter:hover {
  background: rgba(237, 231, 222, 0.1);
  color: #EDE7DE;
}

.c-portfolio__more-dropdown .c-portfolio__filter.is-active {
  color: #F5821F;
  background: transparent;
}

.c-portfolio__more-toggle.is-open {
  background: rgba(237, 231, 222, 0.1);
}

/* ── Collage Grid ───────────────────────────────────────────── */
.c-portfolio__collage {
  position: relative;
  min-height: 100vh;
  padding: var(--s-lg);
  margin-top: calc(var(--nav-h) * 2 + 20px); /* Relative space for fixed header + margin */
  display: flex;
  flex-wrap: wrap;
  justify-content: center; /* Center rows on mobile */
  align-items: flex-start;
  gap: 4px;
}

.c-portfolio__collage::after {
  content: '';
  flex: auto;
}

/* Horizontal scroll container (hidden initially) */
.c-portfolio__horizontal {
  position: fixed;
  top: 215px; /* Explicit offset to clear fixed header + additional margin */
  bottom: 20px;
  left: 0;
  right: 0;
  z-index: 50;
  background: var(--c-bg);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s ease;
}

.c-portfolio__horizontal.is-active {
  opacity: 1;
  pointer-events: auto;
}

.c-portfolio__h-scroll {
  width: 100%;
  height: 100%;
  overflow-x: auto; /* Enable native horizontal scroll */
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch; /* Smooth scroll on iOS */
  /* Remove scroll-snap for smoother manual wheel scroll */
}

.c-portfolio__h-track {
  display: flex;
  gap: 2rem;
  padding: 40px 10vw; /* Padding starts below the header */
  height: 100%;
  align-items: center;
}

/* ── Collage Image Item ─────────────────────────────────────── */
.c-collage-img {
  position: relative;
  overflow: hidden;
  border-radius: 4px;
  /* Removed cursor: pointer; */
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              opacity 0.5s ease;
  will-change: transform, opacity;
}

.c-collage-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}

.c-collage-img:hover img {
  transform: scale(1.05);
}

/* Filtered out images */
.c-collage-img.is-hidden {
  opacity: 0;
  transform: scale(0.8);
  pointer-events: none;
}

/* Horizontal scroll image */
.c-h-img {
  flex-shrink: 0;
  height: 70vh;
  width: auto;
  overflow: hidden;
  border-radius: 12px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
  /* Removed scroll-snap-align: center; */
}

.c-h-img img {
  height: 100%;
  width: auto;
  object-fit: contain;
  display: block;
}

@media (max-width: 768px) {
  .c-portfolio__h-track {
    padding: 20px 5vw;
    gap: 1rem;
  }
  
  .c-h-img {
    height: 60vh;
    width: 90vw;
    border-radius: 8px;
  }
  
  .c-h-img img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
}

/* ── Card Image ─────────────────────────────────────────────── */
.c-genre-card__img-wrap {
  position: absolute;
  inset: 0;
}

.c-genre-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.06);
  transition: transform 0.9s var(--ease-out-expo);
  will-change: transform;
}

.c-genre-card:hover .c-genre-card__img {
  transform: scale(1);
}

/* ── Card Overlay ───────────────────────────────────────────── */
.c-genre-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26,26,26,0.55) 0%,
    rgba(26,26,26,0.1) 50%,
    rgba(26,26,26,0.5) 100%
  );
  transition: background var(--dur-base) ease;
}

.c-genre-card:hover .c-genre-card__overlay {
  background: rgba(26,26,26,0.3);
}

/* ── Card Info ──────────────────────────────────────────────── */
.c-genre-card__info {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--s-lg);
  gap: var(--s-xs);
}

.c-genre-card__number {
  font-family: var(--f-display);
  font-size: clamp(4rem, 8vw, 7rem);
  line-height: 0.8;
  color: rgba(237,231,222,0.12);
  letter-spacing: 0.02em;
  position: absolute;
  top: var(--s-md);
  right: var(--s-lg);
  transition: color var(--dur-base) ease;
}

.c-genre-card:hover .c-genre-card__number {
  color: rgba(237,231,222,0.22);
}

.c-genre-card__label {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(237,231,222,0.55);
}

.c-genre-card__name {
  font-family: var(--f-display);
  font-size: clamp(1.75rem, 4vw, 3.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--c-bg);
  line-height: 1;
}

.c-genre-card__desc {
  max-width: 28rem;
  font-size: 0.875rem;
  color: rgba(237,231,222,0.6);
  line-height: 1.6;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity var(--dur-base) var(--ease-out-expo),
              transform var(--dur-base) var(--ease-out-expo);
}

.c-genre-card:hover .c-genre-card__desc {
  opacity: 1;
  transform: translateY(0);
}

.c-genre-card__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-xs);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-bg);
  border-bottom: 1px solid rgba(237,231,222,0.3);
  padding-bottom: 2px;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--dur-base) var(--ease-out-expo),
              transform var(--dur-base) var(--ease-out-expo),
              border-color var(--dur-fast) ease;
}

.c-genre-card:hover .c-genre-card__cta {
  opacity: 1;
  transform: translateY(0);
}

.c-genre-card__cta:hover {
  border-color: var(--c-bg);
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .c-genre-card {
    height: 65vh;
  }
}

@media (max-width: 768px) {
  .c-portfolio__header {
    flex-direction: column;
    height: auto;
    padding: var(--s-md);
    gap: 0.5rem;
  }
  
  .c-portfolio__nav {
    justify-content: center;
    width: 100%;
  }

  .c-portfolio__collage {
    margin-top: 150px; /* Adjust based on new header height */
  }

  .c-portfolio__grid {
    gap: 1rem;
    padding: var(--s-md);
  }

  .c-genre-card {
    height: 60vh;
    border-radius: 12px;
  }
}

@media (max-width: 600px) {
  .c-genre-card {
    height: 55vh;
    border-radius: 10px;
  }
  
  .c-genre-card__name {
    font-size: clamp(1.5rem, 5vw, 2rem);
  }
}