/* Home page — matches Figma node 20:4417
   Black canvas, hero image, WORKS title, 2-col tile grid. */

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

/* ---------- Hero image ---------- */
.home__hero {
  position: relative;
  width: 100%;
  aspect-ratio: 1443 / 1038;  /* matches Figma smallbids_box_top_mockup */
  overflow: hidden;
  background: var(--surface);
}

.home__hero-stack {
  position: absolute;
  inset: 0;
}

.home__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  will-change: transform, opacity;
  transition: opacity 0.7s var(--ease-soft);
}

.home__hero-img.is-active {
  opacity: 1;
}

/* ---------- Works section ---------- */
.home__works {
  padding: var(--space-3xl) var(--grid-gutter) var(--space-3xl);
  max-width: var(--grid-max);
  margin: 0 auto;
}

.home__works-title {
  margin-bottom: var(--space-xl);
  color: var(--ink);
  font-family: var(--font-sans);
  font-weight: var(--fw-black);
  font-size: var(--fs-display-xl);
  line-height: var(--lh-display-tight);
  letter-spacing: 0;
  overflow: hidden;
}

.home__works-title span {
  display: inline-block;
}

/* ---------- Tile grid ---------- */
.tile-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(16px, 1.5vw, 21px);
}

.tile {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
  background: #1a1a1a;
  cursor: pointer;
  list-style: none;
}

.tile--empty {
  /* Empty grid cell — keeps the 2-col rhythm even when sparse */
  background: transparent;
  pointer-events: none;
  visibility: hidden;
}

.tile__link {
  display: block;
  position: relative;
  width: 100%;
  height: 100%;
}

.tile__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-soft), filter 0.4s var(--ease-soft);
  will-change: transform;
}

/* Overlay — fades in on hover, reveals project name */
.tile__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: flex-end;
  padding: clamp(20px, 3vw, 40px);
  background: linear-gradient(
    180deg,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0) 40%,
    rgba(0, 0, 0, 0.75) 100%
  );
  opacity: 0;
  transition: opacity 0.4s var(--ease-soft);
  pointer-events: none;
  color: var(--color-white);
}

.tile__name {
  display: block;
  font-family: var(--font-sans);
  font-weight: var(--fw-black);
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transform: translateY(20px);
  transition: transform 0.5s var(--ease-out) 0.05s;
}

.tile__type {
  display: block;
  font-family: var(--font-sans);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-meta);
  line-height: 1.5;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: var(--space-xs);
  opacity: 0.85;
  transform: translateY(20px);
  transition: transform 0.5s var(--ease-out) 0.12s, opacity 0.5s var(--ease-out) 0.12s;
}

/* Video tiles — same surface contract as images */
video.tile__img {
  pointer-events: none;       /* don't steal link clicks */
  background: #1a1a1a;        /* placeholder color before/ on video load */
}

/* Tiles with missing video — CSS fallback via content warning */
.tile--video video.tile__img:not([src]),
.tile--video video.tile__img[src=""] {
  visibility: hidden;
}

/* Hover states */
.tile:hover .tile__img {
  transform: scale(1.04);
  filter: brightness(0.88);
}

.tile:hover .tile__overlay {
  opacity: 1;
}

.tile:hover .tile__name,
.tile:hover .tile__type {
  transform: translateY(0);
}

/* Touch devices — show overlay faintly by default since hover doesn't trigger */
@media (hover: none) {
  .tile__overlay { opacity: 0.75; }
  .tile__name,
  .tile__type { transform: translateY(0); }
}

/* ---------- Footer ---------- */
.home__footer {
  padding: var(--space-xl) var(--grid-gutter) var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--ink-subtle);
}

.home__footer-inner {
  max-width: var(--grid-max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.home__footer-line {
  display: inline-flex;
  gap: var(--space-xs);
  align-items: center;
  flex-wrap: wrap;
  font-family: var(--font-sans);
  font-size: var(--fs-meta);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.home__footer-line a {
  color: var(--ink);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease-out), color 0.3s var(--ease-out);
  text-transform: none;
  letter-spacing: 0;
}

.home__footer-line a:hover {
  border-bottom-color: var(--accent);
}

.home__footer-meta {
  font-size: var(--fs-meta);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.1em;
}

/* ---------- Mobile: single column ---------- */
@media (max-width: 700px) {
  .tile-grid {
    grid-template-columns: 1fr;
    gap: var(--space-sm);
  }
  .tile--empty {
    display: none;
  }
  .home__works {
    padding-top: var(--space-xl);
    padding-bottom: var(--space-xl);
  }
  .home__works-title {
    margin-bottom: var(--space-md);
  }
}