:root {
  --color-bg: #0e1114;
  --color-surface: #161b22;
  --color-border: #2a323c;
  --color-text: #e8edf4;
  --color-muted: #9aa7b8;
  --color-accent: #5b9bd5;
  --color-accent-dim: #3d6f9e;
  --font-sans: "Segoe UI", system-ui, -apple-system, sans-serif;
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --radius: 10px;
  --header-h: 4rem;
}

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

html {
  scroll-behavior: smooth;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--color-accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

a:hover {
  color: #7eb8e8;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-accent);
  color: var(--color-bg);
  font-weight: 600;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(14, 17, 20, 0.92);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
}

.site-header__inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: 0 var(--space-md);
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--color-text);
  text-decoration: none;
}

.brand:hover {
  color: var(--color-text);
}

.brand__logo {
  border-radius: 8px;
  flex-shrink: 0;
}

.brand__name {
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.02em;
}

.nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-xs) var(--space-md);
}

.nav__list a {
  color: var(--color-muted);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
}

.nav__list a:hover {
  color: var(--color-text);
}

.hero {
  position: relative;
  min-height: min(70vh, 520px);
  display: grid;
  align-items: end;
}

.hero__media {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero__banner {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    var(--color-bg) 0%,
    rgba(14, 17, 20, 0.88) 35%,
    rgba(14, 17, 20, 0.35) 100%
  );
}

.hero__content {
  position: relative;
  max-width: 42rem;
  padding: var(--space-xl) var(--space-md) var(--space-lg);
  margin: 0 auto;
  width: 100%;
  text-align: center;
}

.hero__title {
  margin: 0 0 var(--space-sm);
  font-size: clamp(1.75rem, 4vw, 2.35rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero__lede {
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
  font-size: 1.05rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.9375rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}

.button--primary {
  background: var(--color-accent);
  color: #0a0c0f;
}

.button--primary:hover {
  background: #7eb8e8;
  color: #0a0c0f;
}

.button--secondary {
  background: var(--color-surface);
  color: var(--color-text);
  border-color: var(--color-border);
}

.button--secondary:hover {
  border-color: var(--color-accent-dim);
  color: var(--color-text);
}

.button--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: rgba(232, 237, 244, 0.35);
}

.button--ghost:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.section {
  padding: var(--space-xl) var(--space-md);
}

.section--alt {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.section__inner {
  max-width: 52rem;
  margin: 0 auto;
}

.section__title {
  margin: 0 0 var(--space-sm);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.section__intro {
  margin: 0 0 var(--space-lg);
  color: var(--color-muted);
  max-width: 40rem;
}

.cards {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-md);
}

@media (min-width: 640px) {
  .cards {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
  }
}

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

.section--alt .card {
  background: var(--color-bg);
}

.card__title {
  margin: 0 0 var(--space-xs);
  font-size: 1.0625rem;
  font-weight: 700;
}

.card__text {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.split {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
}

.split__title {
  margin: 0 0 var(--space-xs);
  font-size: 1.125rem;
}

.split__text {
  margin: 0 0 var(--space-sm);
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.text-link {
  font-weight: 600;
  text-decoration: none;
}

.text-link:hover {
  text-decoration: underline;
}

.connect {
  text-align: center;
}

.connect__inner {
  max-width: 36rem;
}

.connect__text {
  margin: 0 0 var(--space-md);
  color: var(--color-muted);
}

.connect__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  justify-content: center;
}

.site-footer {
  padding: var(--space-lg) var(--space-md);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface);
}

.site-footer__inner {
  max-width: 52rem;
  margin: 0 auto;
  text-align: center;
}

.site-footer__brand {
  margin: 0 0 var(--space-sm);
  font-weight: 700;
}

.site-footer__note {
  margin: 0 0 var(--space-md);
  font-size: 0.8125rem;
  color: var(--color-muted);
  line-height: 1.5;
}

.site-footer__links {
  list-style: none;
  margin: 0 0 var(--space-md);
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-md);
  justify-content: center;
}

.site-footer__links a {
  font-size: 0.9375rem;
  font-weight: 500;
  text-decoration: none;
}

.site-footer__copy {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-muted);
}