:root {
  --navy: #2e3a8c;
  --navy-dark: #1f275f;
  --red: #d32f2f;
  --ink: #1f2430;
  --muted: #5d6475;
  --line: #e4e7ef;
  --bg: #f5f7fb;
  --card: #ffffff;
  --radius: 14px;
  font-family: "Noto Sans Thai", "Sarabun", "IBM Plex Sans Thai", "Leelawadee UI", "Thonburi",
    system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  -webkit-text-size-adjust: 100%;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 88px; }
body { margin: 0; }
img { max-width: 100%; height: auto; }
a { color: var(--navy); text-underline-offset: 3px; }
a:hover { color: var(--red); }
:focus-visible { outline: 3px solid var(--red); outline-offset: 2px; border-radius: 4px; }

.wrap { width: min(100% - 2rem, 860px); margin-inline: auto; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 72px;
}
.brand img { display: block; width: 104px; }
.lang { display: flex; gap: 0.25rem; padding: 4px; background: var(--bg); border-radius: 999px; border: 1px solid var(--line); }
.lang a {
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--muted);
}
.lang a:hover { background: var(--card); color: var(--navy); }

/* Hero */
.hero { padding: 3rem 0 1.5rem; }
.eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--red);
}
.hero h1 {
  margin: 0;
  font-size: clamp(1.6rem, 4.5vw, 2.4rem);
  line-height: 1.3;
  color: var(--navy-dark);
}
.hero h1 span { display: block; font-size: 0.6em; font-weight: 500; color: var(--muted); margin-top: 0.3rem; }
.meta { margin: 1rem 0 0; color: var(--muted); font-size: 0.95rem; }

/* Policy cards */
.policy {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 1px 2px rgba(20, 30, 70, 0.04), 0 8px 24px rgba(20, 30, 70, 0.05);
  padding: clamp(1.25rem, 4vw, 2.75rem);
  margin-bottom: 2rem;
  overflow-wrap: anywhere;
}
.policy > h2 {
  margin: 0 0 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--navy);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  line-height: 1.4;
  color: var(--navy-dark);
  position: relative;
}
.policy > h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 64px;
  height: 3px;
  background: var(--red);
}
.policy p { margin: 0 0 1rem; }
.policy > ol { padding-left: 1.6rem; margin: 1.5rem 0 0; }
.policy > ol > li { padding-left: 0.4rem; margin-bottom: 1.75rem; }
.policy > ol > li::marker { color: var(--red); font-weight: 700; font-size: 1.1rem; }
.policy h3 { margin: 0 0 0.6rem; font-size: 1.1rem; line-height: 1.5; color: var(--navy-dark); }
.policy ul { padding-left: 1.25rem; margin: 0.5rem 0 1rem; }
.policy ul li { margin-bottom: 0.5rem; }
.policy ul ul { margin-top: 0.4rem; }
.policy ul li::marker { color: var(--navy); }
.policy strong { color: var(--navy-dark); }

.notfound { text-align: center; padding: 5rem 0 6rem; }
.notfound h1 { margin: 0 0 0.5rem; font-size: 4rem; line-height: 1; color: var(--navy-dark); }
.notfound p { margin: 0 0 1.5rem; color: var(--muted); }

.top { text-align: center; margin: 0 0 3rem; font-size: 0.9rem; }
.top a { color: var(--muted); text-decoration: none; }
.top a:hover { color: var(--navy); }

/* Footer */
.site-footer { background: var(--navy-dark); color: #cfd5ee; padding: 2.5rem 0 1.5rem; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1.5rem; }
.footer-org { display: flex; align-items: center; gap: 1rem; }
.footer-org img { width: 84px; background: #fff; border-radius: 10px; padding: 6px 8px; }
.footer-org p { margin: 0; font-size: 0.9rem; line-height: 1.5; }
.footer-links { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.footer-links a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.4rem 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  transition: background 0.15s, border-color 0.15s;
}
.footer-links a:hover { background: var(--red); border-color: var(--red); color: #fff; }
.copyright { margin-top: 2rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.12); font-size: 0.8rem; color: #9aa3c7; }

@media (max-width: 560px) {
  .brand img { width: 84px; }
  .header-inner { min-height: 60px; }
  .hero { padding-top: 2rem; }
  .policy { border-radius: 10px; }
  .policy > ol { padding-left: 1.3rem; }
}

@media print {
  .site-header, .site-footer, .top { display: none; }
  .policy { box-shadow: none; border: 0; padding: 0; }
  :root { background: #fff; }
}