/* Home screen — intro + 2x3 kit tile grid (single viewport). */

#homeScreen {
  display: none; /* JS toggles to block → grid (see attribute selector below) */
}

/* Grid activates only when JS sets inline style="display: block" so the
   initial display:none remains effective before routing. */
#homeScreen[style*="display: block"],
#homeScreen[style*="display:block"] {
  display: grid !important;
  grid-template-rows: auto repeat(2, minmax(0, 1fr));
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-rows: 0;
  gap: clamp(0.75rem, 1.6vw, 1.25rem);
  padding: clamp(1rem, 2.5vh, 2rem) clamp(1.5rem, 5vw, 4rem);
  max-width: 1200px;
  margin: 0 auto;
  height: calc(100vh - 64px);
  box-sizing: border-box;
  overflow: hidden;
}

/* Intro above the tile grid — centered headline + supporting copy. */
#homeScreen > .intro-section {
  grid-column: 1 / -1;
  min-height: 0;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

#homeScreen > .intro-section .container {
  max-width: 820px;
  padding: 0;
  margin: 0 auto;
}

#homeScreen > .intro-section h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin: 0 auto 0.6rem;
  text-align: center;
}

#homeScreen > .intro-section p {
  font-size: clamp(0.95rem, 1.6vw, 1.1rem);
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto;
  line-height: 1.6;
  text-align: center;
}

/* Kit-section becomes a grid cell */
#homeScreen > .kit-section {
  padding: 0;
  margin: 0;
  min-height: 0;
  display: flex;
  min-width: 0;
  background: transparent;
}

/* Tile card */
#homeScreen .kit-content,
#homeScreen .kit-content.reverse {
  display: flex;
  flex-direction: column;
  width: 100%;
  min-height: 0;
  background: var(--bg-elev);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
  box-shadow: var(--shadow-md);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

#homeScreen .kit-content:hover {
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.2);
}

#homeScreen .kit-content > * {
  flex: none;
  min-width: 0;
  max-width: none;
}

#homeScreen .kit-content .kit-image {
  order: 1;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  height: auto;
  background: #0D0A07;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

#homeScreen .kit-content .kit-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #0D0A07;
  border-radius: 0;
}

/* Solid orange title bar at the bottom */
#homeScreen .kit-content .kit-text {
  order: 2;
  flex: 0 0 auto;
  width: 100%;
  padding: 0.7rem 1rem;
  background: var(--brand);
  border-top: 1px solid rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

#homeScreen .kit-content .kit-text h3 {
  font-size: clamp(0.82rem, 1.2vw, 0.98rem);
  font-weight: 600;
  color: #ffffff;
  margin: 0;
  line-height: 1.25;
}

#homeScreen .kit-content .kit-text p {
  display: none; /* description surfaces only on the detail screen */
}

/* Responsive fallbacks — scroll allowed when the 2x3 can't fit. */
@media (max-width: 900px) {
  #homeScreen[style*="display: block"],
  #homeScreen[style*="display:block"] {
    height: auto;
    min-height: calc(100vh - 64px);
    overflow: visible;
  }
}

@media (max-width: 640px) {
  #homeScreen[style*="display: block"],
  #homeScreen[style*="display:block"] {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 420px) {
  #homeScreen[style*="display: block"],
  #homeScreen[style*="display:block"] {
    grid-template-columns: 1fr;
  }
}