/* ══════════════════════════════════
   HERO
══════════════════════════════════ */
.hero {
  position: relative;
  width: 100%;
  height: 100svh;
  overflow: hidden;
  background: var(--fg);
}

/* Slides */
.hero-slides {
  position: absolute;
  inset: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 1.4s ease;
  transform: scale(1.04);
  animation: none;
}
.hero-slide.active {
  opacity: 1;
  animation: heroZoom 7s ease forwards;
}
@keyframes heroZoom {
  from { transform: scale(1.04); }
  to   { transform: scale(1.00); }
}

/* Dark overlay */
.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(0,0,0,0.40) 0%, rgba(0,0,0,0) 20%),
    linear-gradient(to right, rgba(0,0,0,0.52) 0%, rgba(0,0,0,0.18) 55%, rgba(0,0,0,0.10) 100%);
  pointer-events: none;
}

/* ── Location badge (left) ── */
.hero-location {
  position: absolute;
  left: clamp(1.5rem, 5vw, 4rem);
  bottom: clamp(3rem, 8vh, 6rem);
  color: var(--white);
}
.hero-location-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.65);
  margin-bottom: 0.75rem;
}
.hero-countries {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}
.country {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  font-weight: 300;
  letter-spacing: 0.06em;
}
/* ── Slide dots ── */
.hero-dots {
  position: absolute;
  right: clamp(1.5rem, 5vw, 4rem);
  bottom: clamp(3rem, 8vh, 6rem);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.hero-dot {
  width: 1px;
  height: 24px;
  background: rgba(255,255,255,0.35);
  transition: background var(--t-med), height var(--t-med);
}
.hero-dot.active {
  background: var(--white);
  height: 40px;
}

/* ── Scroll indicator ── */
.hero-scroll {
  position: absolute;
  right: clamp(1.5rem, 5vw, 4rem);
  bottom: clamp(3rem, 8vh, 6rem);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.55);
}
.scroll-line {
  display: block;
  width: 1px;
  height: 48px;
  background: rgba(255,255,255,0.4);
  animation: scrollPulse 2s ease infinite;
}
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1;   transform: scaleY(1.15); }
}
.scroll-text {
  font-size: 0.6rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}

/* ══════════════════════════════════
   HOME PREVIEW SECTION
══════════════════════════════════ */
.home-preview {
  padding: clamp(4rem, 8vw, 8rem) clamp(1.5rem, 5vw, 4rem);
}

/* ── Carousel ── */
.preview-carousel {
  position: relative;
  overflow: hidden;
}
.preview-track {
  display: flex;
  gap: var(--gap);
  transition: transform 0.82s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}
.preview-track.no-anim { transition: none; }
.preview-track .project-card {
  flex: 0 0 calc((100% - 2 * var(--gap)) / 3);
}

/* Arrows */
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 25, 23, 0.55);
  color: var(--white);
  border-radius: 50%;
  font-size: 1.1rem;
  z-index: 5;
  opacity: 0;
  transition: opacity var(--t-med), background var(--t-fast);
}
.preview-carousel:hover .carousel-arrow { opacity: 1; }
.carousel-arrow:hover { background: rgba(26, 25, 23, 0.85); }
.carousel-arrow.prev { left: 1rem; }
.carousel-arrow.next { right: 1rem; }

@media (max-width: 900px) {
  .preview-track .project-card { flex: 0 0 calc((100% - var(--gap)) / 2); }
}
@media (max-width: 560px) {
  .preview-track .project-card { flex: 0 0 100%; }
  .carousel-arrow { opacity: 1; }
}

/* ══════════════════════════════════
   PROJECT CARD (shared: home + proyectos)
══════════════════════════════════ */
.project-card {
  display: block;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}
.project-card-img-wrap {
  position: relative;
  width: 100%;
  padding-top: 66.6%; /* 3:2 ratio */
  overflow: hidden;
}
.project-card-img-wrap img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter var(--t-slow), transform 0.6s ease;
}
.project-card:hover .project-card-img-wrap img {
  filter: grayscale(0%);
  transform: scale(1.03);
}

/* Card overlay with project name */
.project-card-info {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 1.5rem 1.25rem 1.25rem;
  background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, transparent 100%);
  color: var(--white);
  transform: translateY(8px);
  opacity: 0;
  transition: opacity var(--t-med), transform var(--t-med);
}
.project-card:hover .project-card-info {
  opacity: 1;
  transform: translateY(0);
}
.project-card-name {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 400;
  letter-spacing: 0.02em;
  line-height: 1.2;
}
.project-card-type {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
  margin-top: 0.3rem;
}