:root {
  --sun: #FEB10D;
  --vermilion: #FF4D0D;
  --firefly: #0B282B;
  --mirage: #1A1A2E;
  --ink: #1F1F1F;
  --muted: #5F5E5A;
  --line: rgba(0, 0, 0, 0.10);
  --soft: #FAF8F4;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: #fff;
  line-height: 1.65;
  font-size: 16px;
}

.header { background: linear-gradient(135deg, var(--firefly), var(--mirage)); padding: 26px 20px; }
.header-inner { max-width: 780px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.header img { height: 30px; display: block; }
.header nav a { color: rgba(255, 255, 255, 0.85); text-decoration: none; font-size: 14px; margin-left: 18px; }
.header nav a:hover { color: #fff; text-decoration: underline; }

.hero { background: var(--soft); border-bottom: 1px solid var(--line); padding: 36px 20px; }
.hero-inner { max-width: 780px; margin: 0 auto; }
.hero h1 { margin: 0 0 6px; font-size: 28px; letter-spacing: -0.4px; }
.hero .updated { color: var(--muted); font-size: 14px; margin: 0; }

.container { max-width: 780px; margin: 0 auto; padding: 32px 20px 64px; }
h2 { font-size: 20px; margin: 38px 0 10px; }
h2::before { content: ""; display: block; width: 40px; height: 3px; background: var(--sun); border-radius: 2px; margin-bottom: 12px; }
h3 { font-size: 16px; margin: 20px 0 6px; }
p, li { color: #2A2A28; }
a { color: var(--vermilion); }

table { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: 14.5px; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { background: var(--soft); font-weight: 600; }

.fill { background: #FFF3CD; padding: 0 5px; border-radius: 4px; font-weight: 600; color: #7A5B00; }
.callout { background: var(--soft); border: 1px solid var(--line); border-left: 3px solid var(--sun); border-radius: 8px; padding: 14px 16px; margin: 18px 0; }

ul { padding-left: 20px; }

.footer { border-top: 1px solid var(--line); background: var(--soft); padding: 28px 20px; color: var(--muted); font-size: 13.5px; }
.footer-inner { max-width: 780px; margin: 0 auto; }
.footer a { color: var(--vermilion); }

@media (max-width: 560px) {
  .hero h1 { font-size: 24px; }
  .header-inner { flex-direction: column; align-items: flex-start; }
  .header nav a { margin: 0 18px 0 0; }
}