/* infraguide.org – minimal, technical */

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

:root {
  --color-bg:      #FFFFFF;
  --color-text:    #111111;
  --color-accent:  #2B6CB0;
  --color-muted:   #6B7280;
  --color-border:  #E5E7EB;
  --font:          -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --max-width:     860px;
}

html {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  font-family: var(--font);
  -webkit-text-size-adjust: 100%;
}

body {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.25rem 4rem;
}

/* Header */

header {
  padding-bottom: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.site-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.site-title:hover {
  color: var(--color-accent);
}

/* Main */

main {
  margin-bottom: 4rem;
}

/* Typography */

h1 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
  color: var(--color-text);
}

p {
  margin-bottom: 1rem;
  color: var(--color-muted);
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* Sections */

.section {
  margin-bottom: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}

.section:last-child {
  border-bottom: none;
}

.section-label {
  font-size: 0.75rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
  display: block;
}

/* Workshop slides links */

.slides-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.slide-link {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  font-size: 0.875rem;
  color: var(--color-accent);
  text-decoration: none;
  transition: border-color 0.15s, background 0.15s;
}

.slide-link:hover {
  border-color: var(--color-accent);
  background: #EBF4FF;
  text-decoration: none;
}

/* Coming soon */

.coming-soon {
  color: var(--color-muted);
  font-size: 0.875rem;
}

.coming-soon ul {
  list-style: none;
  margin-top: 0.5rem;
}

.coming-soon li {
  display: inline;
  margin-right: 1rem;
}

.coming-soon li::before {
  content: "·  ";
  color: var(--color-border);
}

.coming-soon li:first-child::before {
  content: "";
}

/* Footer */

footer {
  font-size: 0.8rem;
  color: var(--color-muted);
  border-top: 1px solid var(--color-border);
  padding-top: 1.5rem;
}

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

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

/* Responsive */

@media (max-width: 480px) {
  body {
    padding: 1.25rem 1rem 3rem;
  }
}

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