/* ===== Tokens ===== */
:root {
  --ink: #14213d;
  --ink-soft: #2b3a5c;
  --paper: #eef1ec;
  --paper-raised: #f7f8f5;
  --panel: #ffffff;
  --accent: #8c2f22;
  --accent-soft: #f4e6e2;
  --verified: #2f6f4f;
  --verified-soft: #e5efe8;
  --muted: #5b6570;
  --line: #d8dcd6;
  --line-strong: #b9c0ba;
  --focus: #1a5fb4;

  --font-display: "Space Grotesk", "Segoe UI", system-ui, sans-serif;
  --font-body: "IBM Plex Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Mono", Consolas, monospace;

  --radius-s: 4px;
  --radius-m: 10px;
  --container: 76rem;
  --gutter: clamp(1.25rem, 4vw, 3rem);
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef1ec;
    --ink-soft: #c9d2e6;
    --paper: #10151f;
    --paper-raised: #161d2a;
    --panel: #1a2233;
    --accent: #e08a73;
    --accent-soft: #3a2420;
    --verified: #7fc9a0;
    --verified-soft: #1c2f26;
    --muted: #9aa4b2;
    --line: #2c3444;
    --line-strong: #3c4658;
    --focus: #7fb2ff;
  }
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; }
table { border-collapse: collapse; width: 100%; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; margin: 0 0 0.6em; color: var(--ink); }
h1 { font-size: clamp(1.9rem, 3.4vw, 2.85rem); font-weight: 700; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); font-weight: 700; margin-top: 2.6em; }
h3 { font-size: 1.15rem; font-weight: 600; margin-top: 1.6em; }
p { margin: 0 0 1.1em; max-width: 68ch; }
ul, ol { margin: 0 0 1.1em; padding-left: 1.3em; }
li { margin-bottom: 0.4em; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 2px; }

/* ===== Layout ===== */
.wrap { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); }
main { display: block; }
section { padding-block: 0.5rem; }
.lede { font-size: 1.15rem; color: var(--ink-soft); max-width: 62ch; }

/* ===== Skip link ===== */
.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper);
  padding: 0.75em 1.2em; z-index: 100; border-radius: 0 0 var(--radius-s) 0;
}
.skip-link:focus { left: 0; }

/* ===== Site header ===== */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper-raised);
  position: sticky; top: 0; z-index: 40;
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; padding-block: 0.9rem; gap: 1rem; }
.brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 700; font-size: 1.05rem; text-decoration: none; }
.brand-mark { width: 28px; height: 28px; flex: none; }
.brand-text-2 { color: var(--muted); font-weight: 500; }
.main-nav { display: flex; gap: 1.6rem; align-items: center; }
.main-nav a { text-decoration: none; font-size: 0.92rem; color: var(--ink-soft); border-bottom: 2px solid transparent; padding-bottom: 2px; }
.main-nav a:hover { color: var(--accent); }
.main-nav a.is-active { color: var(--ink); border-bottom-color: var(--accent); font-weight: 600; }
.nav-toggle { display: none; }
@media (max-width: 760px) {
  .main-nav { position: absolute; inset: 100% 0 auto 0; background: var(--paper-raised); flex-direction: column; align-items: flex-start; padding: 1rem var(--gutter) 1.4rem; border-bottom: 1px solid var(--line); gap: 0.9rem; display: none; }
  .main-nav.is-open { display: flex; }
  .nav-toggle {
    display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px;
    background: none; border: 1px solid var(--line-strong); border-radius: var(--radius-s); cursor: pointer;
  }
}

/* ===== Dossier tab / hero ===== */
.hero { padding-block: clamp(1.6rem, 4vw, 3.2rem) 1rem; }
.dossier-tab {
  display: inline-flex; align-items: center; gap: 0.5em; font-family: var(--font-mono); font-size: 0.78rem;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted);
  background: var(--panel); border: 1px solid var(--line); border-bottom: none;
  padding: 0.45em 0.9em; border-radius: var(--radius-s) var(--radius-s) 0 0;
}
.hero-panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: 0 var(--radius-m) var(--radius-m) var(--radius-m);
  padding: clamp(1.4rem, 3vw, 2.4rem); box-shadow: 0 1px 0 var(--line);
}

/* ===== Stat strip ===== */
.stat-strip { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-s); overflow: hidden; margin-block: 1.6rem; }
.stat-tile { background: var(--panel); padding: 1rem 1.1rem; }
.stat-tile .value { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 600; color: var(--ink); display: block; font-variant-numeric: tabular-nums; }
.stat-tile .label { font-size: 0.82rem; color: var(--muted); }

/* ===== Verified stamp ===== */
.stamp {
  display: inline-flex; align-items: center; gap: 0.4em; font-family: var(--font-mono); font-size: 0.74rem;
  letter-spacing: 0.04em; text-transform: uppercase; color: var(--verified);
  background: var(--verified-soft); border: 1px solid color-mix(in srgb, var(--verified) 35%, transparent);
  padding: 0.28em 0.6em 0.28em 0.4em; border-radius: 999px; transform: rotate(-1.2deg);
}
.stamp svg { width: 15px; height: 15px; flex: none; }
.stamp.is-visible { animation: stamp-in 0.4s ease-out; }
@keyframes stamp-in { from { transform: rotate(-9deg) scale(0.85); opacity: 0; } to { transform: rotate(-1.2deg) scale(1); opacity: 1; } }

/* ===== Icon grid (checklist replacement) ===== */
.icon-grid { list-style: none; margin: 1.4rem 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 0.9rem; }
.icon-grid li {
  display: flex; gap: 0.8em; align-items: flex-start; background: var(--panel);
  border: 1px solid var(--line); border-radius: var(--radius-s); padding: 0.9em 1em; margin: 0;
}
.icon-grid .icon { width: 22px; height: 22px; flex: none; color: var(--accent); margin-top: 0.1em; }
.icon-grid p, .icon-grid span { margin: 0; font-size: 0.95rem; }

/* ===== Steps (justified numbering: real sequence) ===== */
.steps { list-style: none; margin: 1.4rem 0; padding: 0; counter-reset: step; display: grid; gap: 0.8rem; }
.steps li {
  counter-increment: step; display: grid; grid-template-columns: 2.4rem 1fr; gap: 0.9rem; align-items: start;
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius-s); padding: 0.9em 1.1em;
}
.steps li::before {
  content: counter(step); font-family: var(--font-mono); font-weight: 600; color: var(--accent);
  border: 1px solid var(--line-strong); border-radius: 50%; width: 2.2rem; height: 2.2rem;
  display: flex; align-items: center; justify-content: center; font-size: 0.95rem;
}
.steps p { margin: 0; }

/* ===== Tables ===== */
.table-scroll { overflow-x: auto; margin: 1.4rem 0; border: 1px solid var(--line); border-radius: var(--radius-s); }
.data-table { min-width: 640px; font-size: 0.92rem; background: var(--panel); }
.data-table caption { text-align: left; font-size: 0.8rem; color: var(--muted); padding: 0.6em 0.9em 0; font-family: var(--font-mono); }
.data-table th, .data-table td { padding: 0.65em 0.9em; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
.data-table thead th { font-family: var(--font-mono); font-size: 0.76rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--muted); background: var(--paper-raised); border-bottom: 1px solid var(--line-strong); }
.data-table tbody tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover { background: var(--paper-raised); }
.data-table td.num, .data-table th.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.data-table a { color: var(--accent); text-decoration-thickness: 1px; }

/* ===== Callout ===== */
.callout { border: 1px solid var(--line); border-left: 4px solid var(--accent); background: var(--accent-soft); border-radius: 0 var(--radius-s) var(--radius-s) 0; padding: 1em 1.2em; margin: 1.4rem 0; }
.callout p:last-child { margin-bottom: 0; }
.callout.is-neutral { border-left-color: var(--line-strong); background: var(--paper-raised); }

/* ===== CTA block ===== */
.cta-block {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  background: var(--ink); color: var(--paper); border-radius: var(--radius-m); padding: 1.3em 1.5em; margin: 1.6rem 0;
}
.cta-block .cta-copy { max-width: 42ch; }
.cta-block .cta-copy strong { display: block; font-family: var(--font-display); font-size: 1.05rem; margin-bottom: 0.15em; }
.cta-block .cta-copy span { color: color-mix(in srgb, var(--paper) 70%, transparent); font-size: 0.9rem; }
.btn {
  display: inline-flex; align-items: center; gap: 0.5em; font-family: var(--font-body); font-weight: 600;
  text-decoration: none; padding: 0.7em 1.2em; border-radius: 999px; white-space: nowrap; font-size: 0.95rem;
  transition: transform 0.15s ease, background 0.15s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); background: color-mix(in srgb, var(--accent) 85%, black); }
.btn-secondary { background: var(--panel); color: var(--ink); border: 1px solid var(--line-strong); }
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn .icon { width: 16px; height: 16px; }
.cta-block.is-inline { background: var(--paper-raised); color: var(--ink); border: 1px solid var(--line); }
.cta-block.is-inline .cta-copy span { color: var(--muted); }
.cta-block.is-inline .cta-copy strong { color: var(--ink); }

/* ===== FAQ ===== */
.faq-list { border-top: 1px solid var(--line); margin: 1.4rem 0; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  cursor: pointer; list-style: none; display: flex; align-items: center; justify-content: space-between;
  padding: 1em 0.2em; font-weight: 600; font-size: 1rem; gap: 1rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .icon { width: 18px; height: 18px; color: var(--accent); flex: none; transition: transform 0.2s ease; }
.faq-item[open] summary .icon { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 0.2em 1.1em; color: var(--ink-soft); max-width: 68ch; }

/* ===== Source note ===== */
.source-note { font-size: 0.82rem; color: var(--muted); font-family: var(--font-mono); }
.source-note a { color: var(--muted); text-decoration-thickness: 1px; }

/* ===== Footer ===== */
.site-footer { border-top: 1px solid var(--line); margin-top: 3.5rem; background: var(--paper-raised); }
.site-footer .wrap { padding-block: 2.2rem; display: grid; gap: 1.5rem; grid-template-columns: 2fr 1fr 1fr; }
.site-footer h4 { font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--muted); margin: 0 0 0.7em; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.5em; }
.site-footer a { text-decoration: none; color: var(--ink-soft); font-size: 0.92rem; }
.site-footer a:hover { color: var(--accent); }
.footer-legal { font-size: 0.8rem; color: var(--muted); max-width: 60ch; }
.footer-bottom { border-top: 1px solid var(--line); padding-block: 1rem; }
.footer-bottom .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.6rem; font-size: 0.8rem; color: var(--muted); }
@media (max-width: 700px) { .site-footer .wrap { grid-template-columns: 1fr; } }

/* ===== Utility ===== */
.eyebrow { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); display: block; margin-bottom: 0.5em; }
.section-lede { color: var(--ink-soft); }
.next-question { border: 1px dashed var(--line-strong); border-radius: var(--radius-s); padding: 1em 1.2em; margin: 2rem 0; background: var(--paper-raised); }