/* Static About page — crawlable summary for search engines */

:root {
  --al-bg: #070b10;
  --al-line: rgba(255, 255, 255, 0.08);
  --al-text: #e8edf3;
  --al-text-soft: #a8b4c0;
  --al-accent: #5ce0cc;
  --al-font: "IBM Plex Sans", system-ui, sans-serif;
  --al-display: "Space Grotesk", var(--al-font);
  --al-header: 56px;
}

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

body {
  margin: 0;
  font-family: var(--al-font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--al-text);
  background: var(--al-bg);
}

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

a:hover {
  text-decoration: underline;
}

.al-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  height: var(--al-header);
  padding: 0 20px;
  border-bottom: 1px solid var(--al-line);
  background: rgba(7, 11, 16, 0.92);
  backdrop-filter: blur(8px);
}

.al-header-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.al-header-title {
  font-family: var(--al-display);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.al-header-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.al-btn {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border: 1px solid var(--al-line);
  border-radius: 6px;
  color: var(--al-text);
  font-size: 0.875rem;
  text-decoration: none;
}

.al-btn:hover {
  border-color: rgba(92, 224, 204, 0.35);
  text-decoration: none;
}

.al-btn--accent {
  border-color: rgba(92, 224, 204, 0.45);
  color: var(--al-accent);
}

.al-main {
  max-width: 42rem;
  margin: 0 auto;
  padding: 32px 20px 48px;
}

.al-kicker {
  margin: 0 0 8px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--al-accent);
}

.al-article h1 {
  margin: 0 0 16px;
  font-family: var(--al-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.al-lead {
  margin: 0 0 28px;
  font-size: 1.0625rem;
  color: var(--al-text-soft);
}

.al-article h2 {
  margin: 28px 0 12px;
  font-family: var(--al-display);
  font-size: 1.125rem;
  font-weight: 600;
}

.al-article p,
.al-article ul {
  margin: 0 0 16px;
  color: var(--al-text-soft);
}

.al-article ul {
  padding-left: 1.25rem;
}

.al-article li {
  margin-bottom: 8px;
}

.al-footer {
  border-top: 1px solid var(--al-line);
  padding: 20px;
  text-align: center;
  font-size: 0.875rem;
  color: var(--al-text-soft);
}

.al-footer p {
  margin: 0;
}

@media (max-width: 520px) {
  .al-header {
    flex-wrap: wrap;
    height: auto;
    padding: 12px 16px;
  }
}