:root {
  color-scheme: dark;
  --ink: #0d0d0c;
  --panel: #171612;
  --paper: #eee7d5;
  --muted: #aaa393;
  --gold: #d8b04f;
  --line: rgba(216, 176, 79, 0.25);
  --red: #8f3427;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html { background: var(--ink); scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--paper);
  background:
    linear-gradient(90deg, transparent 0 5%, rgba(216, 176, 79, 0.025) 5% 5.1%, transparent 5.1% 95%, rgba(216, 176, 79, 0.025) 95% 95.1%, transparent 95.1%),
    radial-gradient(circle at 85% 0%, rgba(143, 52, 39, 0.15), transparent 34%),
    var(--ink);
}

a { color: var(--gold); text-underline-offset: 4px; }
a:hover { color: #f0cd72; }

.shell { width: min(920px, calc(100% - 32px)); margin: 0 auto; }

header {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 1px solid var(--line);
  background: rgba(13, 13, 12, 0.93);
  backdrop-filter: blur(12px);
}

.topbar {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand {
  color: var(--paper);
  font-family: Georgia, "Songti SC", serif;
  font-size: 1.08rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-decoration: none;
  white-space: nowrap;
}

.brand::before {
  content: "";
  display: inline-block;
  width: 7px;
  height: 22px;
  margin-right: 10px;
  vertical-align: -5px;
  background: var(--red);
}

nav { margin-left: auto; display: flex; gap: 16px; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: .9rem; text-decoration: none; }
nav a[aria-current="page"] { color: var(--gold); }

.lang-switch {
  display: flex;
  border: 1px solid var(--line);
  border-radius: 999px;
  overflow: hidden;
}

.lang-switch button {
  min-height: 36px;
  padding: 0 13px;
  border: 0;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  font: inherit;
}

.lang-switch button[aria-pressed="true"] { color: #17120a; background: var(--gold); }

main { padding: 64px 0 88px; }

.eyebrow {
  margin: 0 0 14px;
  color: var(--gold);
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

h1, h2 { font-family: Georgia, "Songti SC", serif; }
h1 { max-width: 760px; margin: 0; font-size: clamp(2.3rem, 7vw, 4.8rem); line-height: 1.02; }
h2 { margin: 42px 0 12px; font-size: 1.38rem; color: #f4d77f; }

.lede { max-width: 700px; margin: 24px 0 0; color: var(--muted); font-size: 1.08rem; line-height: 1.8; }

.meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 34px 0 44px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--line);
}

.meta div { padding: 18px; background: var(--panel); }
.meta strong { display: block; margin-bottom: 5px; color: var(--muted); font-size: .72rem; letter-spacing: .08em; text-transform: uppercase; }

.document { max-width: 760px; }
.document p, .document li { color: #d0c9b9; font-size: 1rem; line-height: 1.82; }
.document ul { padding-left: 1.35rem; }
.document li + li { margin-top: 8px; }

.notice {
  margin: 30px 0;
  padding: 18px 20px;
  border-left: 3px solid var(--gold);
  background: rgba(216, 176, 79, 0.07);
  color: #d8d0be;
  line-height: 1.7;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 42px;
}

.card {
  min-height: 190px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(145deg, rgba(216,176,79,.055), transparent 55%), var(--panel);
  text-decoration: none;
}

.card span { display: block; color: var(--muted); font-size: .78rem; letter-spacing: .11em; text-transform: uppercase; }
.card h2 { margin: 42px 0 10px; color: var(--paper); }
.card p { margin: 0; color: var(--muted); line-height: 1.6; }

footer { padding: 28px 0 44px; border-top: 1px solid var(--line); color: #777164; font-size: .84rem; }

[data-lang-panel][hidden] { display: none; }

@media (max-width: 720px) {
  .topbar { align-items: flex-start; flex-wrap: wrap; padding: 15px 0; }
  nav { order: 3; width: 100%; margin: 0; }
  .lang-switch { margin-left: auto; }
  main { padding-top: 42px; }
  .meta, .cards { grid-template-columns: 1fr; }
  .card { min-height: 145px; }
  .card h2 { margin-top: 24px; }
}