/* ─── ambient background ─────────────────────────────────────────────── */
.home-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}
.home-bg::before {
  /* radial glow top-center */
  content: "";
  position: absolute;
  top: -22%;
  left: 50%;
  transform: translateX(-50%);
  width: 1100px;
  height: 700px;
  background: radial-gradient(ellipse at center,
    rgba(61, 156, 240, 0.16) 0%,
    rgba(61, 156, 240, 0.05) 38%,
    transparent 68%);
  filter: blur(8px);
}
.home-bg::after {
  /* faint engineering grid */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(61, 156, 240, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(61, 156, 240, 0.035) 1px, transparent 1px);
  background-size: 46px 46px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 0%, transparent 75%);
}

/* ─── layout ─────────────────────────────────────────────────────────── */
.home {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
  overflow-x: clip;
}

/* ─── hero ───────────────────────────────────────────────────────────── */
.hero {
  margin-bottom: 2.75rem;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--accent);
  margin: 0 0 1rem;
  padding: 0.3rem 0.8rem;
  border: 1px solid rgba(61, 156, 240, 0.28);
  border-radius: 999px;
  background: rgba(61, 156, 240, 0.07);
  max-width: 100%;
  white-space: normal;
  text-align: center;
}
.eyebrow .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0.5); }
  70%  { box-shadow: 0 0 0 7px rgba(52, 211, 153, 0); }
  100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); }
}

.hero h1 {
  font-size: clamp(1.7rem, 6vw, 3.4rem);
  line-height: 1.08;
  margin: 0 auto 1.1rem;
  max-width: 16ch;
  letter-spacing: -0.03em;
  font-weight: 700;
  overflow-wrap: break-word;
  background: linear-gradient(135deg, var(--text) 0%, #cfe2f7 45%, var(--accent) 78%, #93c5fd 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.lede {
  color: var(--muted);
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  line-height: 1.6;
  max-width: 46rem;
  margin: 0 auto 1.75rem;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 1.3rem;
  border-radius: 9px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s, background 0.15s, border-color 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-1px); }

.btn.primary {
  background: var(--accent);
  color: #06121f;
  box-shadow: 0 6px 22px -8px rgba(61, 156, 240, 0.7);
}
.btn.primary:hover {
  background: #5aabf3;
  box-shadow: 0 10px 28px -8px rgba(61, 156, 240, 0.85);
}

.btn.ghost {
  border: 1px solid var(--border);
  color: var(--text);
  background: rgba(26, 35, 50, 0.5);
}
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ─── live stat strip ────────────────────────────────────────────────── */
.statstrip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  margin: 0 0 3.25rem;
}
.stat {
  background: linear-gradient(180deg, rgba(26, 35, 50, 0.85), rgba(15, 20, 25, 0.6));
  padding: 1.35rem 1.1rem;
  text-align: center;
}
.stat-num {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
  background: linear-gradient(135deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  margin-top: 0.45rem;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 600;
}

/* ─── section heading ────────────────────────────────────────────────── */
.sec-head {
  display: flex;
  align-items: baseline;
  gap: 0.7rem;
  margin: 0 0 1.25rem;
}
.sec-head h2 {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0;
  white-space: nowrap;
}
.sec-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--border), transparent);
}

/* ─── feature cards ──────────────────────────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(248px, 1fr));
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.card {
  --c: var(--accent);
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 1.4rem 1.4rem 1.25rem;
  text-decoration: none;
  overflow: hidden;
  transition: transform 0.18s, border-color 0.18s, box-shadow 0.18s;
}
.card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--c);
  opacity: 0.65;
  transition: opacity 0.18s;
}
.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--c) 55%, var(--border));
  box-shadow: 0 14px 34px -18px color-mix(in srgb, var(--c) 80%, transparent);
}
.card:hover::before { opacity: 1; }

.card-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.9rem;
  background: color-mix(in srgb, var(--c) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--c) 32%, transparent);
  color: var(--c);
}
.card-icon svg { width: 20px; height: 20px; }

.card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.01em;
}
.card p {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
  margin: 0 0 1.1rem;
  flex: 1;
}
.card .go {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--c);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: gap 0.18s;
}
.card:hover .go { gap: 0.6rem; }

/* per-card accent colors */
.card.c-ref     { --c: #94a3b8; }
.card.c-proj    { --c: #3d9cf0; }
.card.c-draft   { --c: #fb923c; }
.card.c-models  { --c: #a78bfa; }
.card.c-props   { --c: #34d399; }

/* ─── pipeline band ──────────────────────────────────────────────────── */
.pipeline {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(26, 35, 50, 0.6), rgba(15, 20, 25, 0.3));
  padding: 1.6rem 1.5rem;
  margin-bottom: 2.5rem;
}
.pipeline-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0.5rem;
}
.pstep {
  flex: 1 1 150px;
  min-width: 0;
}
.pstep-k {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.pstep-t {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin: 0.2rem 0 0.2rem;
}
.pstep-d {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.45;
}
.parrow {
  display: flex;
  align-items: center;
  color: var(--border);
  font-size: 1.1rem;
}
@media (max-width: 700px) { .parrow { display: none; } }

/* ─── footer ─────────────────────────────────────────────────────────── */
.footer {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.83rem;
  line-height: 1.55;
  text-align: center;
}
.footer strong { color: var(--text); }

/* ─── responsive ─────────────────────────────────────────────────────── */
@media (max-width: 620px) {
  .statstrip { grid-template-columns: repeat(2, 1fr); }
}