/* ═══════════════════════════════════════════════════════════
   ForceWorks · style.css
═══════════════════════════════════════════════════════════ */

:root {
  --light-x: 50%;
  --light-y: 26%;

  --base:         #0a0b0e;
  --text:         #ededeb;
  --sub:          rgba(237,237,235,0.40);
  --divider:      rgba(237,237,235,0.07);
  --layer-name:   rgba(237,237,235,0.80);
  --layer-desc:   rgba(237,237,235,0.22);
  --hover-name:   #ffffff;
  --hover-bar:    rgba(255,255,255,0.48);
  --expand-text:  rgba(237,237,235,0.42);
  --expand-bold:  rgba(237,237,235,0.78);
  --coming:       rgba(237,237,235,0.22);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  min-height: 100%;
  background: var(--base);
}

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  transition: opacity 0.26s ease, transform 0.26s ease;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: url("../img/fw-bg-texture.jpg");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  opacity: 0.82;
  filter: brightness(1.22) contrast(1.10);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: radial-gradient(
    ellipse 72% 55% at var(--light-x) var(--light-y),
    rgba(215,228,248,0.20) 0%,
    rgba(195,210,235,0.09) 30%,
    rgba(170,188,218,0.03) 56%,
    transparent 72%
  );
  mix-blend-mode: screen;
}

.bg-noise {
  position: fixed;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  opacity: 0.048;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='240' height='240' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 240px 240px;
}

.wrap {
  position: relative;
  z-index: 10;
  max-width: 640px;
  margin: 0 auto;
  padding: 92px 32px 108px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-title {
  font-size: 66px;
  font-weight: 800;
  letter-spacing: -1.5px;
  line-height: 1;
  color: var(--text);
  user-select: none;
}

.hero-sub {
  margin-top: 16px;
  font-size: 16px;
  font-weight: 400;
  color: var(--sub);
  letter-spacing: 0.25px;
  line-height: 1.5;
  max-width: 380px;
}

.divider {
  width: 100%;
  height: 1px;
  margin-top: 64px;
  background: linear-gradient(
    to right,
    transparent,
    var(--divider) 18%,
    var(--divider) 82%,
    transparent
  );
}

.layer-list {
  display: flex;
  flex-direction: column;
  width: 100%;
}

/* ── Row ─────────────────────────────────────────────────── */
.layer-item {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 22px 0;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
  border-bottom: 1px solid var(--divider);
  position: relative;
  transition: padding-left 0.22s ease;
}

/* Left accent bar */
.layer-item::before {
  content: "";
  position: absolute;
  left: -32px;
  top: 50%;
  transform: translateY(-50%) scaleY(0);
  width: 2px;
  height: 26px;
  background: var(--hover-bar);
  border-radius: 2px;
  transition: transform 0.28s cubic-bezier(0.34, 1.56, 0.64, 1),
              opacity   0.22s ease;
  opacity: 0;
}

.layer-item.is-hovered::before {
  transform: translateY(-50%) scaleY(1);
  opacity: 1;
}

.layer-item.is-hovered {
  padding-left: 10px;
}

.layer-name {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--layer-name);
  line-height: 1;
  flex-shrink: 0;
  transition: color 0.2s ease;
}

.layer-item.is-hovered .layer-name {
  color: var(--hover-name);
}

/* ── Label: fixed-height slot, desc + expand overlap ─────── */
.layer-label {
  position: relative;
  flex: 1;
  min-width: 0;
  height: 14px;
}

.layer-desc,
.layer-expand {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  font-size: 11px;
  font-weight: 500;
  line-height: 14px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: opacity 0.22s ease;
}

.layer-desc {
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--layer-desc);
  opacity: 1;
}

.layer-expand {
  letter-spacing: 0.4px;
  text-transform: none;
  color: var(--expand-text);
  opacity: 0;
  font-weight: 400;
}

/* JS-driven state swap */
.layer-item.is-hovered .layer-desc   { opacity: 0; }
.layer-item.is-hovered .layer-expand { opacity: 1; }

.layer-expand b {
  font-weight: 700;
  color: var(--expand-bold);
}

/* ── Coming soon ─────────────────────────────────────────── */
.coming-soon {
  margin-top: 52px;
  font-size: 13px;
  font-style: italic;
  color: var(--coming);
  letter-spacing: 0.4px;
}

body.is-leaving {
  opacity: 0;
  transform: translateY(8px);
}

/* ── Mobile ──────────────────────────────────────────────── */
@media (max-width: 600px) {
  .wrap {
    padding: 64px 24px 80px;
  }
  .hero-title {
    font-size: 48px;
    letter-spacing: -1px;
  }
  .hero-sub {
    font-size: 14px;
    margin-top: 12px;
  }
  .divider {
    margin-top: 48px;
  }
  .layer-name {
    font-size: 20px;
    letter-spacing: 2.5px;
  }
  .layer-item {
    gap: 14px;
  }
  .layer-item::before {
    left: -24px;
  }
  .layer-item.is-hovered {
    padding-left: 8px;
  }
}