/* ============================================================
   HOMEPAGE — Figma ACCUEIL (node 53:1105)
   ============================================================ */

:root {
  --home-title-size:   clamp(2rem, 5.53vw, 5.964rem);   /* 95.428px */
  --home-title-track:  -0.02em;                          /* -1.9086px */
  --home-row-gap:      0.625rem;                         /* 10px */
  --home-inner-gap:    1.133rem;                         /* 18.131px */
  --home-gallery-h:    clamp(12rem, 20.6vw, 22.25rem);   /* 356px */
}

/* ============================================================
   HERO VIDEO
   ============================================================ */

.hero-video {
  width: 100%;
  aspect-ratio: 1730 / 854;
  background: #000;
  overflow: hidden;
}

.hero-video__player {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================================
   PORTFOLIO LIST
   ============================================================ */

.home-main {
  background: var(--color-bg);
}

.portfolio-list {
  padding: clamp(1.5rem, 3vw, 2.5rem) 0 var(--space-2xl);
}

.portfolio-list__inner {
  padding-inline: clamp(1rem, 1.16vw, 1.25rem);
}

.project-list {
  display: flex;
  flex-direction: column;
  gap: var(--home-row-gap);
}

/* ============================================================
   PROJECT ROW — Close / Open (Figma component variants)
   ============================================================ */

.project {
  width: 100%;
}

.project__toggle {
  display: block;
  width: 100%;
  padding: 0;
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
}

.project__title {
  display: block;
  font-size: var(--home-title-size);
  font-weight: 600;
  line-height: 1;
  letter-spacing: var(--home-title-track);
  text-transform: lowercase;
  color: var(--color-text);
  min-height: clamp(3.5rem, 6.2vw, 6.688rem); /* 107px */
  transition: color var(--transition);
}

.project__toggle:hover .project__title {
  color: var(--color-text-muted);
}

.project.is-open .project__title {
  color: var(--color-accent);
}

.project__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.45s ease, margin-top 0.45s ease;
  margin-top: 0;
  pointer-events: none;
}

.project.is-open .project__panel {
  grid-template-rows: 1fr;
  margin-top: var(--home-inner-gap);
  pointer-events: auto;
}

.project__panel-inner {
  overflow: hidden;
  min-height: 0;
}

.project__gallery {
  display: flex;
  flex-direction: row;
  direction: ltr;
  gap: 0;
  overflow-x: auto;
  overflow-y: hidden;
  height: var(--home-gallery-h);
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: auto;
  scrollbar-color: var(--color-accent) rgba(0, 0, 0, 0.08);
}

.project__gallery::-webkit-scrollbar {
  height: 10px;
}

.project__gallery::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.06);
  border-radius: 5px;
}

.project__gallery::-webkit-scrollbar-thumb {
  background: var(--color-accent);
  border-radius: 5px;
}

.project__gallery-link {
  flex: 0 0 auto;
  display: block;
  height: var(--home-gallery-h);
  scroll-snap-align: start;
  text-decoration: none;
  cursor: pointer;
}

.project__gallery-link img {
  display: block;
  height: var(--home-gallery-h);
  width: auto;
  max-width: none;
  object-fit: cover;
  transition: opacity var(--transition);
}

.project__gallery-link:hover img,
.project__gallery-link:focus-visible img {
  opacity: 0.85;
}

.project__gallery-link:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.project__gallery-placeholder {
  display: flex;
  align-items: center;
  height: var(--home-gallery-h);
  padding-inline: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition);
}

.project__gallery-placeholder:hover {
  color: var(--color-accent);
}

/* ============================================================
   SCROLL TO TOP — Figma Group 1 (↑ 120px #15FF00)
   ============================================================ */

.scroll-top {
  position: fixed;
  top: auto;
  bottom: clamp(1rem, 8vw, 5rem);
  right: clamp(0.75rem, 2vw, 1.5rem);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(3rem, 7vw, 7.875rem);
  height: clamp(3rem, 8vw, 8.542rem);
  padding: 0;
  background: none;
  border: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition), visibility var(--transition),
              transform var(--transition);
}

.scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.scroll-top.is-visible:hover {
  transform: translateY(-3px);
}

.scroll-top__arrow {
  font-size: clamp(3rem, 7vw, 7.51rem);
  font-weight: 500;
  line-height: 1;
  color: var(--color-accent);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 640px) {
  :root {
    --home-title-size: clamp(2.5rem, 8.5vw, 3.25rem);
  }

  .project__title {
    line-height: 1.05;
    min-height: auto;
    padding-block: 0.25rem;
  }
}