/* ---------- Tokens ---------- */
:root {
  --ink-900: #14181f;
  --ink-700: #2b3240;
  --ink-500: #5b6472;
  --ink-300: #8b93a0;
  --paper: #ffffff;
  --paper-alt: #f5f6f8;
  --line: #e2e5ea;

  --accent-600: #2952cc;
  --accent-500: #3b63e0;
  --accent-100: #eaf0ff;

  --safe-600: #157a45;
  --safe-100: #e5f6ec;
  --caution-600: #a15c00;
  --caution-100: #fff2df;
  --danger-600: #b3261e;
  --danger-100: #fdeceb;

  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 2px rgba(20,24,31,0.06);
  --shadow-md: 0 6px 20px rgba(20,24,31,0.08);

  --maxw: 1080px;
  --maxw-article: 760px;

  font-size: 17px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: var(--ink-700);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Source Serif 4", Georgia, "Times New Roman", serif;
  color: var(--ink-900);
  line-height: 1.25;
  font-weight: 600;
  margin: 0 0 0.5em;
}
p { margin: 0 0 1.1em; }
a { color: var(--accent-600); text-decoration: none; }
a:hover { text-decoration: underline; }
ul, ol { padding-left: 1.3em; margin: 0 0 1.1em; }
li { margin-bottom: 0.4em; }
strong { color: var(--ink-900); }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.wrap-article { max-width: var(--maxw-article); }

.skip-link {
  position: absolute; left: -999px; top: 0;
  background: var(--ink-900); color: #fff; padding: 10px 16px; z-index: 100;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ---------- Header ---------- */
.site-header {
  border-bottom: 1px solid var(--line);
  padding: 18px 0;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.brand { display: flex; align-items: baseline; gap: 10px; font-family: "Source Serif 4", Georgia, serif; }
.brand-mark {
  background: var(--ink-900); color: #fff; padding: 3px 9px; border-radius: 6px;
  font-size: 0.75rem; letter-spacing: 0.06em; font-weight: 700; font-family: "Source Sans 3", sans-serif;
}
.brand-text { font-size: 1.15rem; font-weight: 600; color: var(--ink-900); }
.brand-sub { color: var(--ink-300); font-size: 0.85rem; font-family: "Source Sans 3", sans-serif; }
.main-nav a {
  color: var(--ink-500); font-size: 0.92rem; font-weight: 500; font-family: "Source Sans 3", sans-serif;
}
.main-nav a:hover { color: var(--accent-600); text-decoration: none; }

/* ---------- Hero / intro ---------- */
.intro {
  padding: 56px 0 40px;
  border-bottom: 1px solid var(--line);
}
.intro-eyebrow {
  font-family: "Source Sans 3", sans-serif;
  text-transform: uppercase; letter-spacing: 0.07em; font-size: 0.75rem; font-weight: 700;
  color: var(--accent-600); margin-bottom: 14px;
}
.intro h1 { font-size: clamp(1.9rem, 3.4vw, 2.5rem); max-width: 780px; }
.intro-lead { font-size: 1.08rem; max-width: 700px; color: var(--ink-500); }

/* ---------- Risk badge ---------- */
.risk-badge {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
  padding: 4px 10px; border-radius: 999px;
  white-space: nowrap;
}
.risk-badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; display: inline-block; }
.risk-safe { background: var(--safe-100); color: var(--safe-600); }
.risk-safe::before { background: var(--safe-600); }
.risk-caution { background: var(--caution-100); color: var(--caution-600); }
.risk-caution::before { background: var(--caution-600); }
.risk-danger { background: var(--danger-100); color: var(--danger-600); }
.risk-danger::before { background: var(--danger-600); }

/* ---------- Catalog (grouped list) ---------- */
.catalog { padding: 48px 0 80px; }
.group { margin-bottom: 44px; }
.group-title {
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--ink-300); margin-bottom: 16px; padding-bottom: 10px; border-bottom: 1px solid var(--line);
}
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
@media (max-width: 760px) { .case-grid { grid-template-columns: 1fr; } }

.case-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  display: block;
  color: inherit;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
.case-card:hover { box-shadow: var(--shadow-sm); border-color: var(--accent-500); text-decoration: none; }
.case-card-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.case-card h3 { font-size: 1.02rem; margin: 0; }
.case-card p { font-family: "Source Sans 3", sans-serif; font-size: 0.9rem; color: var(--ink-500); margin: 0; }

/* ---------- Article ---------- */
.article-section { padding: 48px 0 80px; }
.article-meta {
  font-family: "Source Sans 3", sans-serif;
  display: flex; align-items: center; gap: 12px; margin-bottom: 18px; flex-wrap: wrap;
}
.article-meta-label { font-size: 0.85rem; color: var(--ink-300); }
.article h1 { font-size: clamp(1.7rem, 3vw, 2.2rem); margin-bottom: 20px; }
.article h2 { font-size: 1.35rem; margin-top: 2em; }
.article-lead { font-size: 1.08rem; color: var(--ink-500); }

.callout {
  border-radius: var(--radius-md);
  padding: 20px 22px;
  margin: 2em 0;
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.96rem;
}
.callout p:last-child { margin-bottom: 0; }
.callout-title {
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em; font-size: 0.78rem;
  margin-bottom: 8px; display: block;
}
.callout-danger { background: var(--danger-100); border: 1px solid #f3c9c6; }
.callout-danger .callout-title { color: var(--danger-600); }
.callout-note { background: var(--paper-alt); border: 1px solid var(--line); }
.callout-note .callout-title { color: var(--ink-500); }

.future-note {
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.92rem;
  color: var(--ink-300);
  border-top: 1px dashed var(--line);
  margin-top: 3em;
  padding-top: 20px;
}

.service-note {
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.95rem;
  background: var(--paper-alt);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-top: 1.5em;
}
.service-note a { font-weight: 600; }

.back-link {
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.9rem; font-weight: 500;
  display: inline-block; margin-bottom: 28px;
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  font-family: "Source Sans 3", sans-serif;
  font-size: 0.88rem;
  color: var(--ink-300);
}
.site-footer a { color: var(--ink-500); }
.footer-row { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }