/* ========================================================
   Analyzer – Financial Budgeting Tool
   Shared stylesheet for About, Privacy Policy & EULA pages
   ======================================================== */

:root {
  --color-primary: #1a73e8;
  --color-primary-dark: #1557b0;
  --color-bg: #f8f9fa;
  --color-surface: #ffffff;
  --color-text: #202124;
  --color-text-secondary: #5f6368;
  --color-border: #dadce0;
  --max-width: 800px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
}

/* ---- Navigation ---- */
nav {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

nav .nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

nav .brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary);
  text-decoration: none;
}

nav .nav-links {
  list-style: none;
  display: flex;
  gap: 1.25rem;
}

nav .nav-links a {
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  transition: color 0.2s;
}

nav .nav-links a:hover,
nav .nav-links a.active {
  color: var(--color-primary);
}

/* ---- Main Content ---- */
main {
  max-width: var(--max-width);
  margin: 2rem auto;
  padding: 2rem 1.5rem;
  background: var(--color-surface);
  border-radius: 8px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

h1 {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

h2 {
  font-size: 1.4rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary-dark);
}

h3 {
  font-size: 1.15rem;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

p,
li {
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

ul,
ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.subtitle {
  color: var(--color-text-secondary);
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.effective-date {
  font-style: italic;
  color: var(--color-text-secondary);
  margin-bottom: 1.5rem;
}

a {
  color: var(--color-primary);
}

/* ---- Feature Cards (About page) ---- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.feature-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 1.25rem;
}

.feature-card h3 {
  margin-top: 0;
  color: var(--color-primary);
}

/* ---- Footer ---- */
footer {
  text-align: center;
  padding: 1.5rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
}

footer a {
  color: var(--color-text-secondary);
  text-decoration: none;
  margin: 0 0.5rem;
}

footer a:hover {
  color: var(--color-primary);
}