:root {
  color-scheme: light;
  --ink: #172036;
  --muted: #5f687c;
  --indigo: #4547c8;
  --indigo-dark: #30319c;
  --mint: #c8f2dc;
  --cream: #faf8f2;
  --paper: #ffffff;
  --line: #e4e2dc;
  --warning: #8a4b08;
  --warning-bg: #fff2d8;
  --shadow: 0 18px 60px rgba(23, 32, 54, 0.09);
  font-family: Inter, ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 10% 0%, rgba(200, 242, 220, 0.65), transparent 28rem),
    var(--cream);
  color: var(--ink);
  line-height: 1.65;
}

a { color: var(--indigo-dark); text-underline-offset: 0.18em; }
a:hover { color: var(--indigo); }

.shell {
  width: min(100% - 2rem, 1040px);
  margin-inline: auto;
}

.site-header {
  padding: 1.1rem 0;
  border-bottom: 1px solid rgba(23, 32, 54, 0.09);
  background: rgba(250, 248, 242, 0.9);
  backdrop-filter: blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-weight: 800;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.2rem;
  aspect-ratio: 1;
  border-radius: 0.72rem;
  color: white;
  background: var(--indigo);
  box-shadow: 0 8px 20px rgba(69, 71, 200, 0.24);
}

.nav-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.3rem 1rem;
  font-size: 0.94rem;
}

.nav-links a { text-decoration: none; }
.nav-links a[aria-current="page"] { font-weight: 750; color: var(--ink); }

.language-link {
  padding: 0.38rem 0.72rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
}

main { padding: clamp(2.5rem, 7vw, 5.5rem) 0; }

.hero {
  max-width: 760px;
  margin-bottom: 2.4rem;
}

.eyebrow {
  margin: 0 0 0.65rem;
  color: var(--indigo-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1, h2, h3 {
  line-height: 1.18;
  letter-spacing: -0.025em;
}

h1 { margin: 0 0 1rem; font-size: clamp(2.35rem, 7vw, 4.8rem); }
h2 { margin: 2.6rem 0 0.8rem; font-size: clamp(1.45rem, 3vw, 2rem); }
h3 { margin: 1.7rem 0 0.45rem; font-size: 1.08rem; }

.lede { color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); }

.notice {
  margin: 1.4rem 0 2rem;
  padding: 0.95rem 1.1rem;
  border: 1px solid #efca8f;
  border-radius: 1rem;
  color: var(--warning);
  background: var(--warning-bg);
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.card,
.document {
  border: 1px solid var(--line);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.card { padding: 1.45rem; }
.card h2 { margin-top: 0; }
.card p { color: var(--muted); }
.card a { font-weight: 750; }

.document { padding: clamp(1.3rem, 4vw, 3.2rem); }
.document > :first-child { margin-top: 0; }
.document p, .document li { max-width: 74ch; }
.document li + li { margin-top: 0.45rem; }

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  color: var(--muted);
  font-size: 0.93rem;
}

.placeholder {
  display: inline-block;
  padding: 0.12rem 0.45rem;
  border-radius: 0.45rem;
  color: var(--warning);
  background: var(--warning-bg);
  font-weight: 700;
}

.steps { padding-left: 1.25rem; }

.faq {
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.faq:last-child { border-bottom: 1px solid var(--line); }

.footer {
  padding: 2rem 0 3rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  border-top: 1px solid var(--line);
  padding-top: 1.3rem;
}

.footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem 1rem; }

@media (max-width: 760px) {
  .nav { align-items: flex-start; }
  .nav-links { max-width: 70%; }
  .grid { grid-template-columns: 1fr; }
  .footer-row { flex-direction: column; }
}

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