/* Màu lấy từ logo: chàm #3B4DA8, kim #C4923A, mực #29231F. Không tải font hay script bên ngoài. */
:root {
  --ink: #29231F;
  --muted: #6B625B;
  --indigo: #3B4DA8;
  --gold: #C4923A;
  --paper: #FAF8F4;
  --card: #FFFFFF;
  --rule: #E7E1D8;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 16px/1.65 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}
a { color: var(--indigo); text-underline-offset: 2px; }
a:focus-visible { outline: 2px solid var(--indigo); outline-offset: 2px; border-radius: 3px; }
.wrap { max-width: 880px; margin: 0 auto; padding: 0 16px; }

.top { background: var(--card); border-bottom: 1px solid var(--rule); }
.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; padding-block: 14px; }
.brand img { display: block; height: 46px; width: auto; }
nav { display: flex; gap: 18px; flex-wrap: wrap; font-size: 15px; }
nav a { color: var(--ink); text-decoration: none; border-bottom: 1px solid transparent; }
nav a:hover, nav a[aria-current] { border-bottom-color: var(--gold); }

.hero { padding: 44px 0 20px; }
h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.15; margin: 0 0 10px; letter-spacing: -0.01em; }
.en-name { margin: 0 0 18px; font-size: 14px; font-weight: 600; letter-spacing: 0.06em; color: var(--gold); }
.lead { font-size: 18px; margin: 0 0 6px; max-width: 64ch; }
.en, .lead.en { color: var(--muted); }
.note { color: var(--muted); font-size: 14px; margin: 0; }

.card { background: var(--card); border: 1px solid var(--rule); border-radius: 14px; padding: 22px 24px; margin: 18px 0; }
h2 { font-size: 20px; margin: 0 0 14px; }
h2 span, dt span { font-weight: 400; color: var(--muted); }
h2 span::before, dt span::before { content: " · "; }
dl { margin: 0; }
dl > div { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr); gap: 4px 20px; padding: 10px 0; border-top: 1px solid var(--rule); }
dl > div:first-child { border-top: 0; padding-top: 0; }
dt { font-weight: 600; font-size: 14.5px; }
dd { margin: 0; overflow-wrap: anywhere; }
dd .en { display: block; font-size: 14.5px; }
.prose ul { padding-left: 20px; margin: 0 0 12px; }
.prose li { margin-bottom: 8px; }

.foot { padding-block: 26px 40px; color: var(--muted); font-size: 14px; }

@media (max-width: 600px) {
  dl > div { grid-template-columns: minmax(0, 1fr); }
  .card { padding: 18px 16px; }
  .brand img { height: 40px; }
}