:root {
  --navy: #0a0f1e;
  --navy2: #111827;
  --navy3: #1c2535;
  --navy4: #243044;
  --navy5: #2d3d56;
  --slate: #64748b;
  --slate2: #94a3b8;
  --amber: #f59e0b;
  --amber2: #fbbf24;
  --amber3: #fef3c7;
  --green: #10b981;
  --green2: #d1fae5;
  --red: #ef4444;
  --red2: #fee2e2;
  --blue: #3b82f6;
  --blue2: #dbeafe;
  --purple: #8b5cf6;
  --teal: #14b8a6;
  --coral: #f97316;
  --white: #ffffff;
  --off-white: #f8fafc;
  --border: rgba(255,255,255,0.07);
  --border2: rgba(255,255,255,0.12);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --card: #131c2e;
  --card2: #172032;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --radius: 14px;
  --radius-sm: 8px;
}

.light {
  --navy: #f8fafc;
  --navy2: #f1f5f9;
  --navy3: #e2e8f0;
  --navy4: #cbd5e1;
  --navy5: #94a3b8;
  --border: rgba(0,0,0,0.07);
  --border2: rgba(0,0,0,0.12);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --card: #ffffff;
  --card2: #f1f5f9;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --amber3: #fef3c7;
  --green2: #d1fae5;
  --red2: #fee2e2;
  --blue2: #dbeafe;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "DM Sans", sans-serif;
  background: var(--navy);
  color: var(--text-primary);
  min-height: 100vh;
  transition: background 0.3s, color 0.3s;
}

button,
input,
select {
  font: inherit;
}

.app {
  display: flex;
  min-height: 100vh;
}

.section {
  display: none;
}

.section.active {
  display: block;
}

.section-heading {
  margin-bottom: 24px;
}

.hero-title {
  font-family: "DM Serif Display", serif;
  font-size: 26px;
  font-weight: 400;
  letter-spacing: -0.5px;
}

.hero-subtitle {
  color: var(--text-muted);
  font-size: 14px;
  margin-top: 4px;
}