:root {
  --background: 0 0% 100%;
  --foreground: 220 20% 10%;
  --primary: 225 100% 56%;
  --muted: 220 15% 96%;
  --muted-foreground: 220 10% 45%;
  --border: 220 15% 90%;
  --surface: 0 0% 100%;
  --surface-strong: 220 35% 14%;
  --approved: 142 71% 40%;
  --planning: 210 90% 50%;
  --waiting: 280 60% 55%;
  --gradient-light: linear-gradient(180deg, hsl(0 0% 100%) 0%, hsl(220 15% 98%) 100%);
  --gradient-card: linear-gradient(135deg, hsl(0 0% 99%) 0%, hsl(220 15% 97%) 100%);
  --shadow-card: 0 4px 24px hsl(220 20% 10% / 0.08);
  --font-sans: "Inter", "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-display: "IBM Plex Sans", "Inter", "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, ui-monospace, monospace;
}
html[data-theme="dark"] {
  --background: 220 24% 9%;
  --foreground: 210 22% 92%;
  --muted: 220 22% 15%;
  --muted-foreground: 215 14% 68%;
  --border: 220 18% 24%;
  --surface: 220 22% 13%;
  --surface-strong: 214 28% 82%;
  --gradient-light: linear-gradient(180deg, hsl(220 24% 9%) 0%, hsl(220 23% 12%) 100%);
  --gradient-card: linear-gradient(135deg, hsl(220 22% 13%) 0%, hsl(220 20% 16%) 100%);
  --shadow-card: 0 4px 24px hsl(0 0% 0% / 0.22);
}
* { box-sizing: border-box; }
body { margin: 0; font-family: var(--font-sans); background: var(--gradient-light); color: hsl(var(--foreground)); text-rendering: optimizeLegibility; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); margin: 0; letter-spacing: 0; color: hsl(var(--surface-strong)); }
p, li { line-height: 1.72; }
.container { width: min(960px, 92vw); margin: 0 auto; }
.wide { width: min(1120px, 92vw); }
.text-muted { color: hsl(var(--muted-foreground)); }
header { background: hsl(var(--background) / 0.92); border-bottom: 1px solid hsl(var(--border)); }
.header-inner { min-height: 64px; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; padding: 0.75rem 0; }
.logo { display: flex; align-items: center; gap: 0.75rem; font-weight: 800; letter-spacing: 0; }
.logo-mark { width: 40px; height: 40px; border-radius: 10px; background: hsl(220 30% 15%); color: #fff; display: grid; place-items: center; font-family: var(--font-display); }
.nav-links { display: flex; gap: 1.25rem; font-size: 0.92rem; color: hsl(var(--muted-foreground)); flex-wrap: wrap; }
.theme-toggle { border: 1px solid hsl(var(--border)); background: hsl(var(--muted)); color: hsl(var(--foreground)); border-radius: 999px; padding: 0.42rem 0.75rem; font: inherit; cursor: pointer; }
.article, .section { padding: 5rem 0; }
.article-header { display: grid; gap: 1rem; margin-bottom: 2.5rem; }
.article-header h1, .hero h1 { font-size: clamp(1.65rem, 2.9vw, 2.45rem); line-height: 1.14; }
.hero { display: grid; gap: 1rem; max-width: 820px; }
.eyebrow { color: hsl(var(--primary)); font-weight: 700; text-transform: uppercase; letter-spacing: 0.16em; font-size: 0.75rem; }
.summary { font-size: 1.12rem; color: hsl(var(--muted-foreground)); }
.meta { font-size: 0.88rem; color: hsl(var(--muted-foreground)); }
.article-shell { display: grid; grid-template-columns: minmax(0, 220px) minmax(0, 1fr); gap: 1.25rem; align-items: start; }
.toc { position: sticky; top: 1rem; display: grid; gap: 0.4rem; padding: 1rem; border: 1px solid hsl(var(--border)); border-radius: 8px; background: hsl(var(--surface) / 0.82); box-shadow: var(--shadow-card); }
.toc span { color: hsl(var(--primary)); font-family: var(--font-mono); font-size: 0.72rem; font-weight: 800; text-transform: uppercase; }
.toc a { color: hsl(var(--muted-foreground)); font-size: 0.88rem; line-height: 1.35; }
.toc a:hover { color: hsl(var(--primary)); }
.content { display: grid; gap: 1.4rem; }
.content section { display: grid; gap: 1rem; padding: 1.35rem; border: 1px solid hsl(var(--border)); border-radius: 8px; background: hsl(var(--surface) / 0.82); box-shadow: var(--shadow-card); }
.article-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-top: 2rem; }
.article-card, .draft-notice { padding: 1rem; border: 1px solid hsl(var(--border)); border-radius: 8px; background: var(--gradient-card); box-shadow: var(--shadow-card); }
.article-card { display: grid; gap: 0.75rem; }
.key-answer { border-left: 4px solid hsl(var(--primary)); background: linear-gradient(135deg, hsl(var(--primary) / 0.09), hsl(var(--surface) / 0.96)); }
.key-answer p { font-size: 1.08rem; margin: 0; color: hsl(var(--foreground)); }
.section-kicker { color: hsl(var(--primary)); font-size: 0.76rem; font-weight: 800; letter-spacing: 0.14em; text-transform: uppercase; }
.decision-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.8rem; padding: 0; border: 0; background: transparent; box-shadow: none; }
.decision-card { min-height: 132px; padding: 1rem; border: 1px solid hsl(var(--border)); border-radius: 8px; background: hsl(var(--surface) / 0.9); }
.decision-card span, .meta { font-family: var(--font-mono); letter-spacing: 0; }
.decision-card span { display: block; color: hsl(var(--primary)); font-size: 0.76rem; font-weight: 800; text-transform: uppercase; margin-bottom: 0.55rem; }
.decision-card p { margin: 0; color: hsl(var(--muted-foreground)); }
.preview-overview { margin: 2rem 0 0; }
.track-list { display: grid; gap: 1.5rem; margin-top: 2rem; }
.track-section { display: grid; gap: 1rem; padding: 1.25rem; border: 1px solid hsl(var(--border)); border-radius: 8px; background: hsl(var(--surface) / 0.78); box-shadow: var(--shadow-card); }
.track-header { display: grid; gap: 0.4rem; max-width: 760px; }
.track-header p { margin: 0; }
.tag-row { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag { font-size: 0.75rem; padding: 0.35rem 0.6rem; border-radius: 999px; border: 1px solid hsl(var(--border)); background: hsl(var(--muted)); }
table { width: 100%; border-collapse: separate; border-spacing: 0; overflow: hidden; border: 1px solid hsl(var(--border)); border-radius: 8px; font-size: 0.94rem; background: hsl(var(--surface)); }
th, td { padding: 0.9rem; border-bottom: 1px solid hsl(var(--border)); text-align: left; vertical-align: top; }
tr:last-child td { border-bottom: 0; }
th { background: hsl(var(--muted)); color: hsl(var(--surface-strong)); font-size: 0.78rem; text-transform: uppercase; }
footer { border-top: 1px solid hsl(var(--border)); padding: 2rem 0; }
@media (max-width: 820px) {
  .header-inner { align-items: flex-start; }
  .article-shell { grid-template-columns: 1fr; }
  .toc { position: static; }
  .article-list { grid-template-columns: 1fr; }
  .decision-grid { grid-template-columns: 1fr; }
  table { font-size: 0.86rem; }
}