:root {
  /* Colors */
  --color-bg: #ebeef4;
  --color-accent: #86cefa;
  --color-accent-2: #1750ac;
  --color-gold: #d09a14;
  --color-gold-dark: #c49214;
  --color-gold-light: #756948;

  /* Typography */
/* Typography */
  /* Typography */
  --font-heading: "Iowan Old Style", "Iowan", ui-serif, Georgia, serif;
  --font-subtitle: "Iowan Old Style Italic", "Iowan Italic", "Iowan Old Style", "Iowan", ui-serif, Georgia, serif;
  --font-body: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  /* Sizing and spacing */
  --radius-card: 0px;
  --radius-button: 0px;

  --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-button: 0 1px 4px rgba(0, 0, 0, 0.06);

  /* 4px base scale */
  --space-0: 0px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;

  /* Breakpoints */
  --bp-sm: 480px;
  --bp-md: 768px;
  --bp-lg: 1024px;
  --bp-xl: 1280px;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--color-bg);
  color: #111;
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container { max-width: 800px; margin: 0 auto; padding: var(--space-5); }

h1, h2, h3, h4, h5, h6 { font-family: var(--font-heading); line-height: 1.25; margin: var(--space-6) 0 var(--space-3); }
h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

sub { font-family: var(--font-subtitle); font-style: italic; }

p { margin: 0 0 var(--space-4); }
code, pre { font-family: var(--font-mono); font-size: 0.95em; }
a { color: var(--color-accent-2); text-decoration: underline; }
a:hover { filter: brightness(0.94); }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-button);
  border: 1px solid transparent; text-decoration: none; cursor: pointer;
  box-shadow: var(--shadow-button);
}
.btn--primary { background: var(--color-accent-2); color: #fff; }
.btn--primary:hover { filter: brightness(0.94); }
.btn--secondary { background: transparent; color: var(--color-accent-2); border-color: var(--color-accent-2); }
.btn--secondary:hover { background: rgba(134, 206, 250, 0.08); }

.card {
  border-radius: var(--radius-card); box-shadow: var(--shadow-card);
  padding: var(--space-4); border: 1px solid rgba(0,0,0,0.06); background: #fff;
}

.badge {
  display: inline-block; padding: 0 var(--space-2); height: var(--space-6);
  line-height: calc(var(--space-6) - 2px);
  background: rgba(23, 80, 172, 0.06); color: var(--color-accent-2);
  border-radius: 0;
}

@media (prefers-reduced-motion: reduce) { * { animation: none !important; transition: none !important; } }