/*
 * Gulde Projects shared styles.
 * Source of truth for every site. scripts/sync-shared.sh copies this file
 * into each site's assets/ folder, because Cloudflare Pages only serves files
 * inside a project's root directory.
 */

:root {
  --color-bg: #fafaf7;
  --color-surface: #ffffff;
  --color-text: #1c1f1d;
  --color-muted: #5b625e;
  --color-accent: #1f6f5c;
  --color-accent-text: #ffffff;
  --color-border: #e2e4df;

  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: var(--font-body);

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;

  --radius: 10px;
  --max-width: 60rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #121412;
    --color-surface: #1b1e1c;
    --color-text: #eef0ec;
    --color-muted: #a7aea9;
    --color-accent: #6fc4a8;
    --color-accent-text: #0f1311;
    --color-border: #2c312e;
  }
}

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

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

h1,
h2,
h3 {
  font-family: var(--font-heading);
  line-height: 1.2;
  margin: 0 0 var(--space-2);
}

h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
  margin: 0 0 var(--space-2);
}

.skip-link {
  position: absolute;
  left: var(--space-2);
  top: -3rem;
  background: var(--color-accent);
  color: var(--color-accent-text);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius);
  text-decoration: none;
}

.skip-link:focus {
  top: var(--space-1);
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.container {
  width: min(100% - 2 * var(--space-3), var(--max-width));
  margin-inline: auto;
}

.site-header,
.site-footer {
  border-color: var(--color-border);
}

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

.site-header .container,
.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-2);
}

.brand {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-text);
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav a {
  color: var(--color-muted);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-text);
}

.hero {
  padding-block: var(--space-5) var(--space-4);
}

.hero p {
  color: var(--color-muted);
  font-size: 1.1875rem;
  max-width: 40rem;
}

.section {
  padding-block: var(--space-4);
  border-top: 1px solid var(--color-border);
}

.section-intro {
  color: var(--color-muted);
  max-width: 40rem;
}

.card-grid {
  display: grid;
  gap: var(--space-3);
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.card-grid figure {
  margin: 0;
}

.card blockquote {
  margin: 0 0 var(--space-2);
}

.card figcaption {
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-3);
}

.card h3 {
  font-size: 1.125rem;
}

.card p {
  color: var(--color-muted);
  margin: 0;
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.stat {
  min-width: 10rem;
}

.stat strong {
  display: block;
  font-size: clamp(2rem, 4vw, 2.75rem);
  line-height: 1;
  color: var(--color-accent);
}

.stat span {
  color: var(--color-muted);
}

.empty-state {
  color: var(--color-muted);
  font-style: italic;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding-block: var(--space-3);
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.site-footer p {
  margin: 0;
}

@media (prefers-reduced-motion: no-preference) {
  a {
    transition: color 150ms ease;
  }
}