:root {
  color-scheme: light;
  --bg: #f8fafc;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --surface-muted: #eff6ff;
  --text: #0f172a;
  --text-soft: #334155;
  --line: rgba(148, 163, 184, 0.28);
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --accent-soft: rgba(37, 99, 235, 0.12);
  --shadow: 0 24px 80px rgba(15, 23, 42, 0.12);
  --radius-lg: 1.5rem;
  --radius-md: 1rem;
  --radius-sm: 0.75rem;
  --container: min(72rem, calc(100vw - 2rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.22), transparent 28%),
    linear-gradient(180deg, #e0f2fe 0%, var(--bg) 32%, #ffffff 100%);
  line-height: 1.65;
}

a {
  color: inherit;
}

:target {
  scroll-margin-top: 6.5rem;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.45);
  outline-offset: 3px;
}

img {
  max-width: 100%;
}

.skip-link {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.75rem 1rem;
  background: var(--text);
  color: #fff;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(18px);
  background: rgba(248, 250, 252, 0.78);
  border-bottom: 1px solid rgba(148, 163, 184, 0.18);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: inline-grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 999px;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #0f172a);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.24);
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem 1.1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-soft);
  font-weight: 600;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--text);
}

.language-switch {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 0.9rem;
  border-radius: 999px;
  color: var(--accent) !important;
  background: var(--accent-soft);
}

.hero,
.section {
  padding: 5rem 0;
}

.section-compact {
  padding-top: 0;
}

.hero {
  padding-top: 5.5rem;
}

.hero-grid,
.split-grid,
.contact-card {
  display: grid;
  gap: 2rem;
}

.hero-grid,
.split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
}

.eyebrow,
.section-label {
  margin: 0 0 1rem;
  color: var(--accent-strong);
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

h1 {
  margin-bottom: 1.25rem;
  font-size: clamp(2.5rem, 5vw, 4.6rem);
  max-width: 13ch;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 3vw, 3rem);
}

h3 {
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.lede,
.feature-card p,
.hero-card li,
.info-card p,
.timeline p,
.contact-card p,
.split-grid p {
  color: var(--text-soft);
}

.hero-actions,
.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.85rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), #3b82f6);
  box-shadow: 0 16px 30px rgba(37, 99, 235, 0.22);
}

.button-secondary {
  color: var(--text);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.hero-card,
.feature-card,
.info-card,
.contact-card,
.timeline article {
  padding: 1.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.check-list,
.meta-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin-top: 1rem;
  padding-left: 1.6rem;
}

.check-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-size: 1.3rem;
  line-height: 1;
}

.meta-list {
  display: grid;
  gap: 1rem;
}

.meta-list dt {
  font-weight: 700;
}

.meta-list dd {
  margin: 0.25rem 0 0;
  color: var(--text-soft);
}

.section-muted {
  background: rgba(255, 255, 255, 0.55);
}

.section-accent {
  background: linear-gradient(180deg, rgba(219, 234, 254, 0.7), rgba(239, 246, 255, 0.32));
}

.card-grid,
.pill-grid,
.timeline,
.highlights-grid,
.faq-list {
  display: grid;
  gap: 1.25rem;
}

.highlights-grid,
.card-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.pill-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.95rem 1rem;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  font-weight: 700;
  text-align: center;
}

.timeline {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.highlight-card,
.faq-item {
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
}

.highlight-card h2,
.faq-item h3 {
  font-size: 1.1rem;
  margin-bottom: 0.65rem;
}

.highlight-card p,
.faq-item p,
.contact-note,
.contact-links {
  color: var(--text-soft);
}

.faq-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.contact-card {
  grid-template-columns: 1.6fr 1fr;
  align-items: center;
}

.contact-stack {
  display: grid;
  gap: 1rem;
}

.contact-stack > * {
  margin: 0;
}

.contact-note {
  max-width: 52ch;
}

.contact-actions {
  align-content: start;
}

.contact-card .contact-actions {
  align-items: flex-start;
}

.contact-links {
  display: grid;
  gap: 0.35rem;
  font-weight: 600;
}

.contact-links a {
  color: var(--accent-strong);
}

.contact-links span {
  font-size: 0.95rem;
}

.site-footer {
  padding: 2rem 0 3rem;
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(148, 163, 184, 0.22);
  color: var(--text-soft);
}

@media (max-width: 64rem) {
  .card-grid,
  .pill-grid,
  .highlights-grid,
  .faq-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .timeline {
    grid-template-columns: 1fr;
  }

  .contact-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 52rem) {
  .site-header {
    position: static;
  }

  .nav,
  .hero-grid,
  .split-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav {
    justify-content: stretch;
    padding: 1rem 0;
  }

  .nav-links {
    justify-content: flex-start;
    gap: 0.6rem 1rem;
  }
}

@media (max-width: 40rem) {
  .hero,
  .section {
    padding: 4rem 0;
  }

  h1 {
    max-width: none;
  }

  .card-grid,
  .pill-grid,
  .highlights-grid,
  .faq-list {
    grid-template-columns: 1fr;
  }

  .hero-card,
  .feature-card,
  .info-card,
  .contact-card,
  .timeline article {
    padding: 1.4rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition: none !important;
  }
}