/* ── Variables ────────────────────────────────── */
:root {
  /* Light */
  --bg:          #FFFFFF;
  --bg-soft:     #EFF6FF;
  --border:      #DBEAFE;
  --border-2:    #BFDBFE;
  --text:        #1E3A8A;
  --muted:       #64748B;
  --muted-2:     #94A3B8;

  /* Dark */
  --dark:        #0D1F3C;
  --dark-2:      #081529;
  --text-dark:   #F0F6FF;
  --muted-dark:  #94A3B8;

  /* Blue accent */
  --accent:      #1D4ED8;
  --accent-h:    #1E40AF;

  /* Orange CTA */
  --cta:         #F97316;
  --cta-h:       #EA580C;

  /* Shape */
  --radius:      10px;
  --radius-lg:   16px;
  --maxw:        1160px;
}

/* ── Reset ────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }

/* ── Base ─────────────────────────────────────── */
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: 'Poppins', sans-serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
}
h1 { font-size: clamp(36px, 5vw, 64px); line-height: 1.08; font-weight: 800; }
h2 { font-size: clamp(26px, 3vw, 40px); }
h3 { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
p  { margin: 0; }
a  { color: inherit; text-decoration: none; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

/* ── Label / mono tag ─────────────────────────── */
.mono {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
  font-family: 'Inter', sans-serif;
}
.mono--light {
  color: rgba(147,197,253,0.8);
}

/* ── Section scaffold ─────────────────────────── */
section { padding: 96px 0; }

.section-head { margin-bottom: 40px; }
.section-head h2 { margin-bottom: 10px; }
.section-head p {
  color: var(--muted);
  font-size: 16px;
  max-width: 520px;
  line-height: 1.7;
  margin-top: 10px;
}

/* ── Card base ────────────────────────────────── */
.card {
  background: var(--bg);
  border-radius: var(--radius);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04), 0 6px 20px rgba(0,0,0,0.06);
  transition: box-shadow .2s, transform .2s;
}
.card:hover {
  box-shadow: 0 4px 8px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.10);
  transform: translateY(-2px);
}

/* ── Buttons ──────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  height: 44px;
  padding: 0 22px;
  border-radius: var(--radius);
  font-family: 'Inter', inherit;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  border: 0;
  transition: background .15s, box-shadow .15s, transform .1s;
  text-decoration: none;
  white-space: nowrap;
}
.btn .lucide { width: 15px; height: 15px; flex-shrink: 0; }

/* Orange primary — main CTAs */
.btn-primary {
  background: var(--cta);
  color: #fff;
  box-shadow: 0 1px 3px rgba(249,115,22,0.35);
}
.btn-primary:hover {
  background: var(--cta-h);
  box-shadow: 0 4px 14px rgba(249,115,22,0.4);
  transform: translateY(-1px);
}

/* Blue ghost */
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border-2);
}
.btn-ghost:hover {
  background: var(--bg-soft);
  border-color: var(--accent);
}

/* Ghost on dark */
.btn-ghost-dark {
  background: transparent;
  color: var(--text-dark);
  border: 1.5px solid rgba(255,255,255,0.2);
}
.btn-ghost-dark:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.35);
}

.btn-lg { height: 52px; padding: 0 28px; font-size: 15px; }

/* ── Reveal animation ─────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .55s ease, transform .55s ease;
}
.reveal.in {
  opacity: 1;
  transform: none;
}

/* ── Background helpers ───────────────────────── */
.bg-grid, .bg-dots { display: none; }