/* Men's Energy & Libido Tracker — static site styles.
   Plain CSS, no external fonts, no frameworks, no trackers. */

:root {
  --color-bg: #ffffff;
  --color-text: #1c1c1e;
  --color-muted: #52525b;
  --color-accent: #0a5c36;
  --color-on-accent: #ffffff;
  --color-border: #d4d4d8;
  --color-card-bg: #f4f4f5;
  --max-width: 720px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #121212;
    --color-text: #f2f2f2;
    --color-muted: #b0b0b6;
    --color-accent: #4ade80;
    --color-on-accent: #052e16;
    --color-border: #3a3a3d;
    --color-card-bg: #1e1e20;
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  padding: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
}

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px 64px;
}

header.site-header {
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 32px;
}

header.site-header .page {
  padding-top: 24px;
  padding-bottom: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.site-title {
  font-size: 1.1rem;
  font-weight: 700;
  text-decoration: none;
  color: var(--color-text);
}

nav.site-nav a {
  color: var(--color-muted);
  text-decoration: none;
  margin-left: 20px;
  font-size: 0.95rem;
}

nav.site-nav a:first-child {
  margin-left: 0;
}

nav.site-nav a:hover,
nav.site-nav a:focus {
  color: var(--color-accent);
  text-decoration: underline;
}

h1 {
  font-size: 1.9rem;
  line-height: 1.25;
  margin: 0 0 12px;
}

h2 {
  font-size: 1.35rem;
  margin: 40px 0 12px;
}

h3 {
  font-size: 1.1rem;
  margin: 24px 0 8px;
}

p {
  margin: 0 0 16px;
  color: var(--color-text);
}

.lede {
  font-size: 1.15rem;
  color: var(--color-muted);
}

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

ul, ol {
  padding-left: 1.3em;
}

li {
  margin-bottom: 8px;
}

.card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 20px;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 24px 0 32px;
}

.button {
  display: inline-block;
  background: var(--color-accent);
  color: var(--color-on-accent);
  text-decoration: none;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  margin-top: 8px;
}

.button:visited {
  color: var(--color-on-accent);
}

.store-badge {
  display: inline-block;
  border: 2px dashed var(--color-border);
  border-radius: 8px;
  padding: 12px 22px;
  margin: 8px 0 0;
  font-weight: 600;
  color: var(--color-muted);
}

.disclaimer {
  font-size: 0.9rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
  margin-top: 32px;
}

footer.site-footer {
  border-top: 1px solid var(--color-border);
  margin-top: 48px;
}

footer.site-footer .page {
  padding-top: 24px;
  font-size: 0.9rem;
  color: var(--color-muted);
}

footer.site-footer a {
  color: var(--color-muted);
}

details.faq {
  border-bottom: 1px solid var(--color-border);
  padding: 14px 0;
}

details.faq summary {
  font-weight: 600;
  cursor: pointer;
  font-size: 1.02rem;
}

details.faq p {
  margin-top: 10px;
  color: var(--color-muted);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
}

th, td {
  text-align: left;
  padding: 8px 10px;
  border-bottom: 1px solid var(--color-border);
}

@media (max-width: 480px) {
  h1 {
    font-size: 1.5rem;
  }
  header.site-header .page {
    flex-direction: column;
    align-items: flex-start;
  }
  nav.site-nav a {
    margin-left: 0;
    margin-right: 16px;
  }
}