/* CRPD 監督平台 — 主要樣式 */

:root {
  --brand-primary: #0F4C81;       /* 公約藍 */
  --brand-secondary: #2FA598;     /* AABE 主色綠 */
  --brand-accent: #EB9B31;        /* AABE 副色橘 */
  --axis1: #0F4C81;               /* CO 兌現追蹤 — 公約藍 */
  --axis2: #6B5B95;               /* NAP / NHRC / 預算 — 治理紫 */
  --axis3: #2FA598;               /* 12 年指標 — AABE 綠 */
  --axis4: #C4452D;               /* 框架爭議紅線 — 警戒紅 */
  --beta-bg: #FFF3CD;             /* BETA 警示底 */
  --beta-border: #FFC107;
  --ink: #0a0a0a;
  --ink-soft: #444;
  --ink-mute: #777;
  --bg: #fafaf8;
  --bg-card: #ffffff;
  --rule: #e5e5e5;
  --rule-strong: #c0c0c0;
  --link: #0F4C81;
  --link-hover: #C4452D;
  --focus: #EB9B31;
  --max-w: 1100px;
}

* { box-sizing: border-box; }

html {
  font-size: 17px;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: "Inter", "Noto Sans TC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  font-feature-settings: "tnum" 1;
}

/* skip link for keyboard users */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 8px;
  padding: 8px 16px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
  z-index: 9999;
}
.skip-link:focus {
  left: 8px;
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

a {
  color: var(--link);
  text-decoration: underline;
  text-underline-offset: 3px;
}
a:hover { color: var(--link-hover); }
a:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
  border-radius: 2px;
}

/* layout */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

/* header */
header.site-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--rule);
  padding: 20px 0;
}
header.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.site-title {
  font-weight: 900;
  font-size: 1.2rem;
  margin: 0;
}
.site-title a { text-decoration: none; color: var(--ink); }
.site-title small {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--ink-mute);
}
nav.site-nav ul {
  list-style: none;
  display: flex;
  gap: 20px;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
}
nav.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-weight: 500;
}
nav.site-nav a:hover { color: var(--brand-primary); }

/* hero */
.hero {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--rule);
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.2;
  margin: 0 0 24px;
  letter-spacing: -0.02em;
}
.hero h1 .accent { color: var(--brand-primary); }
.hero p.lede {
  font-size: 1.2rem;
  color: var(--ink-soft);
  max-width: 70ch;
  margin: 0 0 32px;
}
.hero-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  font-size: 0.9rem;
  color: var(--ink-mute);
  border-top: 1px solid var(--rule);
  padding-top: 24px;
}
.hero-meta strong { color: var(--ink); }

/* section */
section {
  padding: 60px 0;
  border-bottom: 1px solid var(--rule);
}
section h2 {
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0 0 24px;
  letter-spacing: -0.01em;
}
section h2 .axis-label {
  display: inline-block;
  font-size: 0.7em;
  padding: 4px 12px;
  border-radius: 4px;
  margin-right: 12px;
  vertical-align: middle;
  font-weight: 700;
  color: #fff;
}
.axis-1 .axis-label { background: var(--axis1); }
.axis-2 .axis-label { background: var(--axis2); }
.axis-3 .axis-label { background: var(--axis3); }
.axis-4 .axis-label { background: var(--axis4); }

/* PI grid */
.pi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
}
.pi-card {
  background: var(--bg-card);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--brand-primary);
  padding: 20px;
  transition: transform 0.15s, box-shadow 0.15s;
}
.pi-card.axis-1 { border-left-color: var(--axis1); }
.pi-card.axis-2 { border-left-color: var(--axis2); }
.pi-card.axis-3 { border-left-color: var(--axis3); }
.pi-card.axis-4 { border-left-color: var(--axis4); }
.pi-card:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(0,0,0,0.08); }
.pi-card h3 {
  font-size: 1rem;
  margin: 0 0 8px;
  font-weight: 700;
}
.pi-card .pi-id {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--ink-mute);
  letter-spacing: 0.1em;
  margin-bottom: 4px;
  display: block;
}
.pi-card a {
  text-decoration: none;
  color: inherit;
  display: block;
}
.pi-card .status-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  margin-top: 8px;
}
.status-tag.scaffold { background: #e8e8e8; color: #555; }
.status-tag.draft { background: #cfe2ff; color: #084298; }
.status-tag.partial { background: #fff3cd; color: #664d03; }
.status-tag.published { background: #d1e7dd; color: #0f5132; }
.status-tag.beta {
  background: var(--beta-bg);
  color: #664d03;
  border: 1px solid var(--beta-border);
}

/* BETA banner */
.beta-banner {
  background: var(--beta-bg);
  border: 1px solid var(--beta-border);
  padding: 16px 20px;
  margin: 24px 0;
  border-radius: 4px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.beta-banner svg { flex-shrink: 0; margin-top: 4px; color: #856404; }
.beta-banner strong { display: block; margin-bottom: 4px; color: #664d03; }
.beta-banner p { margin: 0; font-size: 0.95rem; }

/* footer */
footer.site-footer {
  background: var(--ink);
  color: #ddd;
  padding: 48px 0;
  font-size: 0.9rem;
}
footer.site-footer a { color: #aac4e2; }
footer.site-footer .container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 32px;
}
footer.site-footer h4 {
  color: #fff;
  margin: 0 0 12px;
  font-size: 1rem;
}
footer.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
footer.site-footer ul li { margin-bottom: 6px; }

/* axis-overview */
.axes-overview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.axis-block {
  padding: 24px;
  border-left: 6px solid;
  background: var(--bg-card);
  border-top: 1px solid var(--rule);
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.axis-block.a1 { border-left-color: var(--axis1); }
.axis-block.a2 { border-left-color: var(--axis2); }
.axis-block.a3 { border-left-color: var(--axis3); }
.axis-block.a4 { border-left-color: var(--axis4); }
.axis-block h3 { margin-top: 0; font-size: 1.1rem; }
.axis-block p { color: var(--ink-soft); font-size: 0.95rem; }
.axis-block .count {
  font-size: 2.2rem;
  font-weight: 900;
  display: block;
  margin: 8px 0;
}

/* help/resources aside */
aside.help-resources, aside.proxy-disclosure, aside.plain-version-note {
  background: #f0f4f8;
  border-left: 4px solid var(--brand-secondary);
  padding: 20px;
  margin: 32px 0;
  border-radius: 4px;
}
aside.proxy-disclosure {
  border-left-color: var(--brand-accent);
  background: #fff8ec;
}
aside strong { display: block; margin-bottom: 8px; }

/* responsive */
@media (max-width: 640px) {
  html { font-size: 16px; }
  .hero { padding: 48px 0 36px; }
  section { padding: 40px 0; }
  nav.site-nav ul { gap: 12px; }
}

/* print */
@media print {
  header.site-header, footer.site-footer, .site-nav { display: none; }
  body { background: white; color: black; }
}

/* high contrast */
@media (prefers-contrast: more) {
  :root {
    --rule: #000;
    --ink-soft: #000;
    --ink-mute: #333;
  }
}