/* Contacto deck — Technical Sovereign */
:root {
  --bg-app: #020617;
  --bg-body: #0c0e13;
  --surface: #131313;
  --surface-low: #1b1b1b;
  --surface-lowest: #0e0e0e;
  --surface-elev: #2a2a2a;
  --surface-high: #353535;
  --primary: #6366f1;
  --primary-hover: #818cf8;
  --apple: #818cf8;
  --google: #dcbce0;
  --success: #22c55e;
  --warn: #f59e0b;
  --danger: #ef4444;
  --info: #3b82f6;
  --text: #e2e2e9;
  --text-dim: #9ca3af;
  --text-dimmer: #6b7280;
  --outline: rgba(255, 255, 255, 0.06);
  --outline-strong: rgba(255, 255, 255, 0.1);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: #000;
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  font-feature-settings: "ss01", "cv11";
}

deck-stage > section {
  background: var(--bg-body);
  color: var(--text);
  overflow: hidden;
  position: relative;
}

/* Shared slide shell */
.slide {
  width: 100%;
  height: 100%;
  padding: 100px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.slide.bg-app { background: var(--bg-app); }
.slide.bg-surface { background: var(--surface); }

/* Brand mark — always top-left */
.brand {
  position: absolute;
  top: 56px;
  left: 100px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  z-index: 2;
}
.brand .name {
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--primary-hover);
}
.brand .tag {
  font-size: 24px;
  letter-spacing: 0.28em;
  color: var(--text-dimmer);
  text-transform: uppercase;
  font-weight: 600;
}

/* Slide counter / footer */
.footmark {
  position: absolute;
  bottom: 44px;
  left: 100px;
  right: 100px;
  display: flex;
  justify-content: space-between;
  font-size: 24px;
  letter-spacing: 0.22em;
  color: var(--text-dimmer);
  text-transform: uppercase;
  font-weight: 600;
}

/* Section eyebrow */
.eyebrow {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0.28em;
  color: var(--primary-hover);
  text-transform: uppercase;
}

/* Typography */
h1, h2, h3, h4, p, ul, ol { margin: 0; }

.title {
  font-size: 88px;
  line-height: 0.98;
  font-weight: 800;
  letter-spacing: -0.035em;
  color: #fff;
}
.title-md {
  font-size: 64px;
  line-height: 1.02;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: #fff;
}
.title-sm {
  font-size: 48px;
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}
.subtitle {
  font-size: 34px;
  line-height: 1.35;
  color: var(--text-dim);
  font-weight: 400;
}
.body { font-size: 28px; line-height: 1.5; color: var(--text-dim); }
.small { font-size: 24px; line-height: 1.5; color: var(--text-dimmer); font-weight: 500; }

/* Index dot row */
.dot-row { display: flex; align-items: center; gap: 14px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--primary); }
.dot.dim { background: var(--surface-high); }

/* Pills / badges */
.pill {
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border: 1px solid;
}
.pill-apple {
  background: rgba(129, 140, 248, 0.1);
  color: var(--apple);
  border-color: rgba(129, 140, 248, 0.3);
}
.pill-google {
  background: rgba(220, 188, 224, 0.1);
  color: var(--google);
  border-color: rgba(220, 188, 224, 0.3);
}
.pill-primary {
  background: rgba(99, 102, 241, 0.15);
  color: var(--primary-hover);
  border-color: rgba(99, 102, 241, 0.4);
}

/* Keyline rule */
.kl { height: 1px; background: var(--outline-strong); width: 100%; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--outline);
  border-radius: 4px;
  padding: 32px;
}
.card-lowest {
  background: var(--surface-lowest);
  border: 1px solid var(--outline);
  border-radius: 4px;
  padding: 20px 24px;
}

/* Code-ish numerals */
.num {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}