:root {
  --bg: #0b0d1a;
  --bg-soft: #131a30;
  --card: rgba(255, 255, 255, 0.06);
  --text: #f4f6ff;
  --muted: #b9bfd6;
  --line: rgba(255, 255, 255, 0.16);
  --accent: #ff6b81;
  --accent-2: #ff80b5;
  --ok: #8ce3b6;
  --maxw: 1100px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background: radial-gradient(1200px 500px at 10% -10%, rgba(108, 139, 255, 0.18), transparent 60%),
    radial-gradient(900px 500px at 90% 90%, rgba(255, 128, 181, 0.12), transparent 65%),
    var(--bg);
  color: var(--text);
  font-family: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  line-height: 1.6;
}

a {
  color: #ffd7e3;
}

.site-wrap {
  width: min(var(--maxw), calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: 56px 0 24px;
}

.eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 12px;
  font-size: 12px;
  letter-spacing: 0.2px;
}

.dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ok);
}

h1,
h2,
h3 {
  margin: 0 0 10px;
  line-height: 1.2;
}

h1 {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600;
  font-size: clamp(32px, 6vw, 60px);
  letter-spacing: -0.4px;
}

h2 {
  font-size: clamp(22px, 2.6vw, 30px);
}

h3 {
  font-size: 20px;
}

p,
li {
  color: var(--muted);
}

code {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 1px 6px;
  font-size: 0.95em;
}

.sub {
  max-width: 760px;
  margin: 8px 0 0;
  font-size: clamp(16px, 2vw, 19px);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  text-decoration: none;
  border-radius: 12px;
  padding: 11px 16px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 14px;
}

.btn-primary {
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #1f1320;
}

.btn-ghost {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 24px;
  padding-bottom: 56px;
}

.toc {
  position: sticky;
  top: 16px;
  align-self: start;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px 14px 12px;
}

.toc h3 {
  margin-bottom: 8px;
  font-size: 15px;
}

.toc a {
  display: block;
  text-decoration: none;
  color: var(--muted);
  padding: 6px 8px;
  border-radius: 8px;
  font-size: 14px;
}

.toc a:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.content {
  display: grid;
  gap: 14px;
}

.grid-cards {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 18px;
  padding: 20px;
}

.doc-link {
  color: var(--text);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.04);
  padding: 8px 12px;
  font-size: 14px;
  font-weight: 700;
}

.doc-link:hover {
  background: rgba(255, 255, 255, 0.08);
}

.doc-link-block {
  display: block;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px;
  color: var(--text);
}

.doc-link-block:hover {
  background: rgba(255, 255, 255, 0.07);
}

.doc-link-block strong {
  display: block;
  color: var(--text);
  margin-bottom: 4px;
}

.doc-link-block span {
  color: var(--muted);
  font-size: 14px;
}

.list-links {
  display: grid;
  gap: 10px;
}

.notice {
  border: 1px solid rgba(255, 128, 181, 0.45);
  background: rgba(255, 107, 129, 0.08);
  border-radius: 12px;
  padding: 12px 14px;
  color: #ffd7e3;
}

.contact-block {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  padding: 14px;
}

.card ul {
  margin: 0;
  padding-left: 18px;
}

.card ul li + li {
  margin-top: 6px;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 8px;
}

.chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  color: var(--muted);
  font-size: 12px;
}

.warn {
  border-left: 3px solid var(--accent);
  padding-left: 12px;
  margin: 10px 0;
}

.faq-item {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px 16px;
}

.faq-item + .faq-item {
  margin-top: 10px;
}

.faq-item summary {
  cursor: pointer;
  padding: 14px 0;
  font-weight: 700;
  color: var(--text);
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::before {
  content: "+";
  display: inline-block;
  width: 18px;
  color: var(--accent-2);
  font-weight: 700;
}

.faq-item[open] summary::before {
  content: "\2212";
}

.faq-item p {
  margin: 0 0 14px 18px;
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 28px;
  padding: 18px 0 32px;
  color: var(--muted);
  font-size: 13px;
}

.small {
  font-size: 13px;
}

@media (max-width: 920px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .toc {
    position: static;
  }

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