/* ===== index.html extras (hero, value/primitive grids, arch diagram, news) ===== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 64px;
}
.hero-canvas { position: absolute; inset: 0; z-index: 0; }
.hero-canvas canvas { width: 100%; height: 100%; }
.hero-radials {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 50% at 25% 45%, rgba(0, 212, 255, 0.07) 0%, transparent 70%),
    radial-gradient(ellipse 45% 50% at 75% 55%, rgba(139, 92, 246, 0.07) 0%, transparent 70%);
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.018) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 70% 55% at 50% 50%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 70% 55% at 50% 50%, black 20%, transparent 100%);
}
.hero-content { position: relative; z-index: 2; max-width: 820px; margin: 0 auto; padding: 0 32px; }
.hero-eyebrow {
  font: 600 12px/1 var(--font-m);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(16px);
}
.hero-title {
  font: 700 clamp(38px, 5.5vw, 68px)/1.08 var(--font-d);
  letter-spacing: -0.03em;
  color: #fff;
  margin-bottom: 28px;
  opacity: 0;
  transform: translateY(20px);
}
.hero-title .grad {
  background: linear-gradient(135deg, var(--cyan), var(--purple), var(--pink));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.8;
  color: var(--fg2);
  max-width: 600px;
  margin-bottom: 44px;
  opacity: 0;
  transform: translateY(16px);
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(12px);
}

/* ===== Values grid ===== */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.val-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 32px;
  transition: border-color 0.3s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  position: relative;
  overflow: hidden;
  will-change: transform;
}
.val-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.val-card:hover {
  border-color: rgba(0, 212, 255, 0.15);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.val-card:hover::after { opacity: 1; }
.val-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  font-size: 20px;
}
.val-icon.c { background: rgba(0, 212, 255, 0.1); color: var(--cyan); }
.val-icon.p { background: rgba(139, 92, 246, 0.1); color: var(--purple); }
.val-icon.k { background: rgba(236, 72, 153, 0.1); color: var(--pink); }
.val-icon.g { background: rgba(16, 185, 129, 0.1); color: var(--green); }
.val-icon.a { background: rgba(245, 158, 11, 0.1); color: var(--amber); }
.val-card h3 {
  font: 600 17px/1.35 var(--font-d);
  color: #fff;
  margin-bottom: 10px;
}
.val-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
}

/* ===== Primitives grid ===== */
.prims-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
  margin-top: 48px;
}
.prim-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 24px 20px;
  text-align: center;
  transition: border-color 0.3s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  will-change: transform;
  text-decoration: none;
  display: block;
}
.prim-card:hover {
  border-color: rgba(0, 212, 255, 0.2);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.prim-card .prim-name {
  font: 700 18px/1 var(--font-m);
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}
.prim-card .prim-brief {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.5;
}
.prim-card.c .prim-name { color: var(--cyan); }
.prim-card.p .prim-name { color: var(--purple); }
.prim-card.k .prim-name { color: var(--pink); }
.prim-card.g .prim-name { color: var(--green); }
.prim-card.a .prim-name { color: var(--amber); }

/* ===== Architecture diagram ===== */
.arch-diagram {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 40px;
  margin: 36px 0;
  display: grid;
  place-items: center;
}
.arch-diagram svg { max-width: 100%; height: auto; }

/* ===== News / latest insights grid (SSR-injected blog cards) ===== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}
.news-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 28px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s var(--ease), transform 0.35s var(--ease), box-shadow 0.35s var(--ease);
  position: relative;
  overflow: hidden;
  will-change: transform;
  text-decoration: none;
}
.news-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--cyan), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}
.news-card:hover {
  border-color: rgba(0, 212, 255, 0.15);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}
.news-card:hover::after { opacity: 1; }
.news-tag {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  font: 600 11px/1 var(--font-m);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
  align-self: flex-start;
}
.news-tag.research { background: rgba(0, 212, 255, 0.08); color: var(--cyan); }
.news-tag.engineering { background: rgba(139, 92, 246, 0.08); color: var(--purple); }
.news-tag.product { background: rgba(16, 185, 129, 0.08); color: var(--green); }
.news-tag.insight { background: rgba(245, 158, 11, 0.08); color: var(--amber); }
.news-card h3 {
  font: 600 17px/1.35 var(--font-d);
  color: #fff;
  margin-bottom: 10px;
}
.news-card p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--muted);
  margin-bottom: 20px;
  flex: 1;
}
.news-meta {
  font: 500 12px/1 var(--font-m);
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.news-meta .read-more { color: var(--cyan); }

/* ===== GSAP reveal ===== */
.gsap-reveal {
  opacity: 0;
  transform: translateY(24px);
  will-change: opacity, transform;
}

@media (max-width: 900px) {
  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .arch-diagram { padding: 24px; }
}
@media (max-width: 640px) {
  .hero-content { padding: 0 20px; }
  .hero-title { font-size: 32px; }
  .cta-box { padding: 40px 24px; }
  .values-grid, .prims-grid, .news-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .hero-eyebrow, .hero-title, .hero-sub, .hero-actions, .gsap-reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}