/**
 * Grove Web Digital — Technology Stack (home page, light mode only)
 */

html:is(.light, .dark) .gw-tech-stack {
  position: relative;
  overflow: hidden;
  padding: 5rem 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 100%, color-mix(in srgb, var(--color-text-heading) 5%, transparent), transparent 55%),
    var(--color-surface-body);
}

html:is(.light, .dark) .gw-tech-stack__inner {
  position: relative;
  z-index: 1;
}

html:is(.light, .dark) .gw-tech-stack__header {
  max-width: 46rem;
  margin: 0 auto 3rem;
  text-align: center;
}

html:is(.light, .dark) .gw-tech-stack__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-heading);
  background: color-mix(in srgb, var(--color-surface-raised) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-text-heading) 12%, transparent);
  margin-bottom: 1.25rem;
}

html:is(.light, .dark) .gw-tech-stack__title {
  font-family: "Space Grotesk", Inter, sans-serif;
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--color-text-heading);
  margin: 0;
}

html:is(.light, .dark) .gw-tech-stack__desc {
  margin: 1rem auto 0;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text-body);
}

html:is(.light, .dark) .gw-tech-stack__grid {
  display: grid;
  gap: 1.15rem;
}

@media (min-width: 640px) {
  html:is(.light, .dark) .gw-tech-stack__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1200px) {
  html:is(.light, .dark) .gw-tech-stack__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
  }

  /* 10 cards → last two span wider so the final row fills the width */
  html:is(.light, .dark) .gw-tech-stack__group:nth-child(9),
  html:is(.light, .dark) .gw-tech-stack__group:nth-child(10) {
    grid-column: span 2;
  }
}

html:is(.light, .dark) .gw-tech-stack__group {
  --ts-accent: var(--color-text-heading);
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 1.45rem 1.3rem 1.35rem;
  border-radius: 1.35rem;
  background:
    linear-gradient(
      165deg,
      color-mix(in srgb, var(--ts-accent) 4%, transparent),
      transparent 34%
    ),
    color-mix(in srgb, var(--color-surface-raised) 90%, transparent);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid color-mix(in srgb, var(--color-text-heading) 9%, transparent);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--color-surface-raised) 70%, transparent) inset,
    0 12px 32px color-mix(in srgb, var(--color-text-heading) 5%, transparent);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
}

/* Accent hairline along the top — brightens on hover */
html:is(.light, .dark) .gw-tech-stack__group::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    color-mix(in srgb, var(--ts-accent) 55%, transparent) 30%,
    color-mix(in srgb, var(--ts-accent) 55%, transparent) 70%,
    transparent
  );
  opacity: 0.35;
  transition: opacity 0.25s ease;
}

html:is(.light, .dark) .gw-tech-stack__group:hover {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--ts-accent) 26%, transparent);
  box-shadow:
    0 1px 0 color-mix(in srgb, var(--color-surface-raised) 70%, transparent) inset,
    0 18px 44px color-mix(in srgb, var(--color-text-heading) 10%, transparent);
}

html:is(.light, .dark) .gw-tech-stack__group:hover::before {
  opacity: 1;
}

/* Category accents — Grove palette-friendly tones */
html:is(.light, .dark) .gw-tech-stack__group--frontend { --ts-accent: var(--color-chrome-0); }
html:is(.light, .dark) .gw-tech-stack__group--backend { --ts-accent: color-mix(in srgb, var(--color-chrome-0) 40%, #ffffff); }
html:is(.light, .dark) .gw-tech-stack__group--data { --ts-accent: var(--color-chrome-0); }
html:is(.light, .dark) .gw-tech-stack__group--ai { --ts-accent: var(--color-chrome-0); }
html:is(.light, .dark) .gw-tech-stack__group--automation { --ts-accent: #13009a; }
html:is(.light, .dark) .gw-tech-stack__group--design { --ts-accent: #13009a; }
html:is(.light, .dark) .gw-tech-stack__group--video { --ts-accent: #13009a; }
html:is(.light, .dark) .gw-tech-stack__group--cloud { --ts-accent: var(--color-chrome-0); }
html:is(.light, .dark) .gw-tech-stack__group--dev { --ts-accent: color-mix(in srgb, var(--color-text-body) 70%, #ffffff); }
html:is(.light, .dark) .gw-tech-stack__group--marketing { --ts-accent: var(--color-button-primary-bg); }

html:is(.light, .dark) .gw-tech-stack__group-head {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.55rem;
}

html:is(.light, .dark) .gw-tech-stack__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4rem;
  height: 2.4rem;
  flex-shrink: 0;
  font-size: 1.05rem;
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--ts-accent) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--ts-accent) 18%, transparent);
  box-shadow: 0 2px 8px color-mix(in srgb, var(--ts-accent) 12%, transparent);
  transition: transform 0.25s ease, background 0.25s ease;
}

html:is(.light, .dark) .gw-tech-stack__group:hover .gw-tech-stack__icon {
  transform: translateY(-2px) scale(1.06);
  background: color-mix(in srgb, var(--ts-accent) 16%, transparent);
}

html:is(.light, .dark) .gw-tech-stack__group h3 {
  margin: 0;
  font-family: "Space Grotesk", Inter, sans-serif;
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--color-text-heading);
}

html:is(.light, .dark) .gw-tech-stack__group-desc {
  margin: 0 0 1rem;
  font-size: 0.78125rem;
  line-height: 1.55;
  color: color-mix(in srgb, var(--color-text-body) 82%, transparent);
}

html:is(.light, .dark) .gw-tech-stack__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

html:is(.light, .dark) .gw-tech-stack__tag {
  padding: 0.34rem 0.7rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--color-text-heading) 88%, var(--color-text-body));
  background: color-mix(in srgb, var(--color-text-heading) 5%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-text-heading) 9%, transparent);
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

@media (hover: hover) {
  html:is(.light, .dark) .gw-tech-stack__tag:hover {
    background: color-mix(in srgb, var(--ts-accent) 10%, transparent);
    border-color: color-mix(in srgb, var(--ts-accent) 32%, transparent);
    color: color-mix(in srgb, var(--ts-accent) 55%, var(--color-text-heading));
    transform: translateY(-1px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html:is(.light, .dark) .gw-tech-stack__group,
  html:is(.light, .dark) .gw-tech-stack__icon,
  html:is(.light, .dark) .gw-tech-stack__tag {
    transition: none;
  }

  html:is(.light, .dark) .gw-tech-stack__group:hover {
    transform: none;
  }
}

html:is(.light, .dark) .gw-tech-stack__statement {
  max-width: 44rem;
  margin: 2.5rem auto 0;
  text-align: center;
  font-size: 0.9375rem;
  line-height: 1.7;
  font-style: italic;
  color: color-mix(in srgb, var(--color-text-body) 85%, transparent);
  padding-top: 1.75rem;
  border-top: 1px solid color-mix(in srgb, var(--color-text-heading) 8%, transparent);
}

@supports (animation-timeline: view()) {
  html:is(.light, .dark) .gw-tech-stack__reveal {
    opacity: 0;
    animation: gw-tech-reveal 0.75s cubic-bezier(0.16, 1, 0.3, 1) both;
    animation-timeline: view();
    animation-range: entry 0% cover 28%;
  }
}

@keyframes gw-tech-reveal {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}