:root {
    --eu-blue: #003399;
    --eu-blue-deep: #002878;
    --eu-blue-bright: #2552d9;
    --eu-blue-soft: #eef2fb;
    --eu-blue-soft-2: #dde5f6;
    --eu-yellow: #ffcc00;

    --ink: #0f172a;
    --ink-2: #334155;
    --ink-3: #475569;
    --muted: #64748b;
    --muted-2: #94a3b8;
    --line: #e6eaf2;
    --line-2: #d6dce8;
    --line-3: #c2cad8;
    --bg: #ffffff;
    --bg-2: #fafbfc;
    --bg-3: #f4f6fa;

    --green: #16a34a;
    --green-soft: #dcfce7;
    --green-line: #bbf7d0;
    --red: #b91c1c;
    --red-soft: #fee2e2;
    --red-line: #fecaca;

    --shadow-sm: 0 1px 2px rgba(15,23,42,.04);
    --shadow-md: 0 4px 14px rgba(15,23,42,.06);
    --shadow-blue: 0 6px 20px rgba(0,51,153,.15);

    --radius: 10px;
    --radius-sm: 6px;
    --max: 1180px;

    --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  }
  * { box-sizing: border-box; }
  html, body { margin: 0; padding: 0; }
  body {
    font-family: var(--sans);
    color: var(--ink);
    background: var(--bg);
    font-size: 16px; line-height: 1.6;
    -webkit-font-smoothing: antialiased;
  }
  ::selection { background: var(--eu-blue); color: #fff; }
  a { color: var(--eu-blue); text-decoration: none; }
  a:hover { text-decoration: underline; }
  .wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

  .mono { font-family: var(--mono); font-feature-settings: "ss01", "cv11"; }
  .small-caps {
    font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.05em;
    color: var(--muted); text-transform: uppercase; font-weight: 600;
  }

  /* ─── Top stripe ─────────────────────────────────────── */
  .stripe {
    height: 3px;
    background: linear-gradient(90deg, var(--eu-blue) 0 80%, var(--eu-yellow) 80% 100%);
  }

  /* ─── Header ───────────────────────────────────────────── */
  header.site {
    border-bottom: 1px solid var(--line);
    background: rgba(255,255,255,.92);
    backdrop-filter: saturate(180%) blur(8px);
    -webkit-backdrop-filter: saturate(180%) blur(8px);
    position: sticky; top: 0; z-index: 30;
  }
  .nav {
    display: flex; align-items: center; justify-content: space-between;
    height: 64px; gap: 24px;
  }
  .nav .left { display: flex; align-items: center; gap: 28px; }
  .brand {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 700; font-size: 1.05rem; color: var(--ink); letter-spacing: -0.01em;
  }
  .brand:hover { text-decoration: none; }
  .brand .mark {
    display: inline-flex; align-items: center; justify-content: center;
    width: 28px; height: 28px; border-radius: 7px;
    background: var(--eu-blue); color: #fff; font-weight: 800; font-size: 0.78rem;
  }
  .brand .tld { color: var(--muted); font-weight: 500; }

  nav.primary { display: flex; align-items: center; gap: 24px; }
  nav.primary a { color: var(--ink-2); font-weight: 500; font-size: 0.92rem; }
  nav.primary a.active { color: var(--eu-blue); }
  nav.primary a:hover { color: var(--eu-blue); text-decoration: none; }

  .nav .right { display: flex; align-items: center; gap: 12px; }
  .status-pill {
    display: inline-flex; align-items: center; gap: 8px;
    height: 28px; padding: 0 12px;
    border: 1px solid var(--line-2); border-radius: 999px;
    background: var(--bg);
    font-family: var(--mono); font-size: 0.74rem; color: var(--ink-2);
  }
  .status-pill .dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(22,163,74,.5);
    animation: pulse-green 2s infinite;
  }
  @keyframes pulse-green {
    0% { box-shadow: 0 0 0 0 rgba(22,163,74,.5); }
    70% { box-shadow: 0 0 0 8px rgba(22,163,74,0); }
    100% { box-shadow: 0 0 0 0 rgba(22,163,74,0); }
  }

  .btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px; border-radius: 8px;
    font-weight: 600; font-size: 0.92rem;
    cursor: pointer; border: 1px solid transparent;
    transition: background .15s, border-color .15s, color .15s, transform .06s, box-shadow .15s;
    font-family: inherit; white-space: nowrap;
    box-shadow: var(--shadow-sm);
  }
  .btn:active { transform: translateY(1px); }
  .btn-primary { background: var(--eu-blue); color: #fff; box-shadow: var(--shadow-blue); }
  .btn-primary:hover { background: var(--eu-blue-deep); text-decoration: none; }
  .btn-ghost { background: var(--bg); color: var(--ink); border-color: var(--line-2); }
  .btn-ghost:hover { background: var(--bg-3); border-color: var(--line-3); text-decoration: none; }
  .btn .arrow { font-family: var(--mono); }

  /* ─── Page hero ──────────────────────────────────────── */
  .page-hero {
    padding: 56px 0 36px;
    background:
      radial-gradient(900px 280px at 30% -50px, rgba(0,51,153,.10), transparent 70%),
      var(--bg);
    border-bottom: 1px solid var(--line);
  }
  .breadcrumb {
    display: flex; align-items: center; gap: 8px;
    margin-bottom: 18px;
    font-size: 0.84rem; color: var(--muted); font-family: var(--mono);
    flex-wrap: wrap;
  }
  .breadcrumb a { color: var(--muted); }
  .breadcrumb a:hover { color: var(--eu-blue); text-decoration: none; }
  .breadcrumb .sep { color: var(--line-3); }
  .breadcrumb .current { color: var(--ink-2); }

  .ph-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-family: var(--mono); font-size: 0.82rem;
    color: var(--eu-blue); margin-bottom: 14px;
    text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600;
  }
  .ph-eyebrow::before { content: "★"; color: var(--eu-yellow); font-size: 0.96rem; }

  .ph h1 {
    margin: 0; font-size: clamp(2.4rem, 5vw, 3.6rem);
    letter-spacing: -0.03em; line-height: 1.05; font-weight: 700; color: var(--ink); max-width: 820px;
  }
  .ph h1 .accent { color: var(--eu-blue); }
  .ph .lede {
    margin: 22px 0 0; max-width: 720px;
    font-size: 1.18rem; color: var(--ink-2); line-height: 1.6;
  }

  /* ─── Three criteria summary ──────────────────────────── */
  .summary-section {
    padding: 56px 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--line);
  }
  .summary-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  }
  .crit-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
  }
  .crit-card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--eu-blue) 0 80%, var(--eu-yellow) 80% 100%);
  }
  .crit-card .num {
    font: 700 0.74rem var(--mono); color: var(--eu-blue);
    letter-spacing: 0.06em; margin-bottom: 14px;
  }
  .crit-card .num::before { content: "№ "; }
  .crit-card h3 {
    margin: 0 0 10px;
    font-size: 1.18rem; font-weight: 700; letter-spacing: -0.01em;
  }
  .crit-card p {
    margin: 0; color: var(--ink-2); line-height: 1.55; font-size: 0.95rem;
  }
  .crit-card .check-corner {
    position: absolute; top: 24px; right: 24px;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--green-soft); color: #15803d;
    border: 1px solid var(--green-line);
    display: inline-flex; align-items: center; justify-content: center;
  }
  .crit-card .check-corner svg { width: 14px; height: 14px; }
  .crit-card a.jump {
    margin-top: 14px;
    display: inline-flex; align-items: center; gap: 4px;
    font: 600 0.86rem var(--sans); color: var(--eu-blue);
  }

  /* ─── Two-column body (TOC + content) ─────────────────── */
  .body-grid {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 48px;
    padding: 56px 0;
  }

  /* TOC sidebar */
  .toc {
    position: sticky; top: 88px;
    align-self: start;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    padding-right: 8px;
  }
  .toc::-webkit-scrollbar { width: 4px; }
  .toc::-webkit-scrollbar-thumb { background: var(--line-2); border-radius: 999px; }
  .toc-h {
    font: 600 0.74rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--muted); margin: 0 0 14px;
  }
  .toc ul { list-style: none; padding: 0; margin: 0; }
  .toc li { margin-bottom: 2px; }
  .toc a {
    display: flex; align-items: baseline; gap: 8px;
    padding: 6px 10px; margin: 0 -10px;
    border-radius: 6px;
    font-size: 0.88rem;
    color: var(--ink-2); font-weight: 500;
    border-left: 2px solid transparent;
    transition: background .12s, color .12s, border-color .12s;
  }
  .toc a:hover { background: var(--bg-2); color: var(--eu-blue); text-decoration: none; }
  .toc a.active { background: var(--eu-blue-soft); color: var(--eu-blue); border-left-color: var(--eu-blue); padding-left: 10px; }
  .toc a .num {
    font-family: var(--mono); font-size: 0.74rem; color: var(--muted-2);
    flex: none;
  }
  .toc a.active .num { color: var(--eu-blue); }

  .toc .toc-group {
    padding-bottom: 14px; margin-bottom: 14px;
    border-bottom: 1px solid var(--line);
  }
  .toc .toc-group:last-child { border-bottom: 0; }

  /* Content area */
  .content { min-width: 0; max-width: 820px; }

  .crit-section {
    padding: 36px 0 48px;
    border-bottom: 1px solid var(--line);
    scroll-margin-top: 90px;
  }
  .crit-section:first-child { padding-top: 0; }
  .crit-section:last-of-type { border-bottom: 0; }

  .crit-section .crit-num {
    display: inline-flex; align-items: center; gap: 10px;
    margin-bottom: 14px;
    font: 600 0.78rem var(--mono);
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--eu-blue);
  }
  .crit-section .crit-num .badge {
    background: var(--eu-blue); color: #fff;
    padding: 2px 8px; border-radius: 4px;
    letter-spacing: 0.02em;
  }
  .crit-section h2 {
    margin: 0 0 18px;
    font-size: clamp(1.6rem, 2.6vw, 2rem);
    letter-spacing: -0.025em; line-height: 1.1; font-weight: 700;
    color: var(--ink);
  }
  .crit-section h2 .accent { color: var(--eu-blue); }

  .crit-section h3 {
    margin: 28px 0 10px;
    font-size: 1.08rem; font-weight: 700; letter-spacing: -0.01em;
    color: var(--ink);
  }

  .editorial-body {
    font-size: 1.02rem; line-height: 1.75;
    color: var(--ink-2);
  }
  .editorial-body p { margin: 0 0 16px; }
  .editorial-body p:last-child { margin-bottom: 0; }
  .editorial-body strong { color: var(--ink); font-weight: 600; }
  .editorial-body em { color: var(--ink); font-style: normal; background: rgba(0,51,153,.06); padding: 0 4px; border-radius: 3px; }
  .editorial-body a { color: var(--eu-blue); font-weight: 500; border-bottom: 1px solid rgba(0,51,153,.25); }
  .editorial-body a:hover { background: var(--eu-blue-soft); border-color: var(--eu-blue); text-decoration: none; }

  /* Accept / Reject lists */
  .accept-reject {
    display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
    margin: 24px 0;
  }
  .ar-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 18px;
  }
  .ar-card.accept { border-color: var(--green-line); background: #f7fef9; }
  .ar-card.reject { border-color: var(--red-line); background: #fef7f7; }
  .ar-card h4 {
    margin: 0 0 10px;
    font: 700 0.84rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .ar-card.accept h4 { color: #15803d; }
  .ar-card.reject h4 { color: var(--red); }
  .ar-card h4 .ico {
    width: 20px; height: 20px; border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
  }
  .ar-card.accept h4 .ico { background: var(--green); color: #fff; }
  .ar-card.reject h4 .ico { background: var(--red); color: #fff; font-family: var(--mono); font-size: 0.84rem; }
  .ar-card h4 .ico svg { width: 11px; height: 11px; }

  .ar-card ul {
    list-style: none; padding: 0; margin: 0;
    display: flex; flex-direction: column; gap: 8px;
  }
  .ar-card li {
    display: flex; gap: 10px; align-items: baseline;
    font-size: 0.92rem; color: var(--ink-2); line-height: 1.45;
  }
  .ar-card li::before {
    content: "—";
    color: var(--muted-2); flex: none;
    font-family: var(--mono);
  }
  .ar-card.accept li::before { content: "✓"; color: var(--green); font-weight: 700; }
  .ar-card.reject li::before { content: "×"; color: var(--red); font-family: var(--mono); font-weight: 700; }
  .ar-card li strong { color: var(--ink); font-weight: 600; }

  /* Edge cases callout */
  .edge-callout {
    margin: 24px 0;
    padding: 18px 20px 18px 60px;
    background: #fef9c3;
    border: 1px solid #fef08a;
    border-radius: var(--radius);
    position: relative;
    font-size: 0.94rem;
    line-height: 1.55;
    color: #713f12;
  }
  .edge-callout::before {
    content: "";
    position: absolute; left: 18px; top: 18px;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: #ca8a04;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='2.5'><path d='M12 8v5'/><circle cx='12' cy='17' r='0.6' fill='%23fff'/></svg>");
    background-position: center; background-size: 16px 16px; background-repeat: no-repeat;
  }
  .edge-callout strong { color: #713f12; font-weight: 700; }
  .edge-callout .lbl {
    display: block;
    font: 700 0.74rem var(--mono);
    text-transform: uppercase; letter-spacing: 0.06em;
    color: #ca8a04;
    margin-bottom: 4px;
  }

  /* Verification process diagram */
  .process-diagram {
    margin: 28px 0;
    padding: 24px;
    background: var(--bg-2);
    border: 1px solid var(--line);
    border-radius: var(--radius);
  }
  .process-row {
    display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 12px;
    align-items: stretch;
    position: relative;
  }
  .process-step {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    padding: 14px;
    position: relative;
  }
  .process-step .step-num {
    position: absolute; top: -8px; left: 14px;
    background: var(--eu-blue); color: #fff;
    font: 700 0.7rem var(--mono);
    padding: 2px 7px; border-radius: 4px;
    letter-spacing: 0.04em;
  }
  .process-step h5 {
    margin: 8px 0 6px;
    font-size: 0.92rem; font-weight: 700; letter-spacing: -0.005em;
  }
  .process-step p {
    margin: 0; font-size: 0.82rem; line-height: 1.45; color: var(--ink-2);
  }

  /* Verification cycle */
  .cycle-block {
    margin: 24px 0;
    display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
  }
  .cycle-card {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 16px 18px;
    display: flex; gap: 14px; align-items: start;
  }
  .cycle-card .ico {
    width: 28px; height: 28px; flex: none;
    border-radius: 8px;
    background: var(--eu-blue-soft); color: var(--eu-blue);
    display: inline-flex; align-items: center; justify-content: center;
    border: 1px solid var(--eu-blue-soft-2);
  }
  .cycle-card .ico svg { width: 14px; height: 14px; }
  .cycle-card h4 { margin: 0 0 4px; font-size: 0.96rem; font-weight: 700; line-height: 1.2; }
  .cycle-card p { margin: 0; font-size: 0.86rem; color: var(--ink-2); line-height: 1.5; }

  /* ─── FAQ ─────────────────────────────────────────────── */
  .faq-section {
    padding: 64px 0;
    background: var(--bg-2);
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
  }
  .faq-head {
    margin-bottom: 28px; max-width: 720px;
  }
  .faq-head .sec-eyebrow {
    font-family: var(--mono); font-size: 0.78rem;
    text-transform: uppercase; letter-spacing: 0.06em;
    color: var(--muted); font-weight: 600;
    margin-bottom: 8px;
  }
  .faq-head .sec-eyebrow .num { color: var(--eu-blue); margin-right: 6px; }
  .faq-head h2 {
    margin: 0; font-size: clamp(1.6rem, 2.8vw, 2.2rem);
    letter-spacing: -0.025em; line-height: 1.1; font-weight: 700; color: var(--ink);
  }
  .faq-head h2 .accent { color: var(--eu-blue); }

  .faq-list {
    background: #fff;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    overflow: hidden;
    max-width: 880px;
  }
  .faq-item {
    border-bottom: 1px solid var(--line);
  }
  .faq-item:last-child { border-bottom: 0; }
  .faq-q {
    width: 100%; text-align: left;
    background: transparent; border: 0;
    padding: 18px 22px;
    cursor: pointer;
    font: 600 1rem var(--sans); color: var(--ink);
    display: flex; justify-content: space-between; align-items: center;
    gap: 14px;
    transition: background .12s;
  }
  .faq-q:hover { background: var(--bg-2); }
  .faq-q::after {
    content: "+"; font-family: var(--mono); font-size: 1.4rem;
    color: var(--muted); flex: none;
    transition: transform .15s;
  }
  .faq-item.open .faq-q::after { content: "−"; color: var(--eu-blue); }
  .faq-a {
    padding: 0 22px 18px;
    color: var(--ink-2); line-height: 1.65;
    display: none;
  }
  .faq-item.open .faq-a { display: block; }
  .faq-a strong { color: var(--ink); font-weight: 600; }
  .faq-a a { color: var(--eu-blue); font-weight: 500; }
  .faq-a a:hover { text-decoration: underline; }

  /* ─── Bottom CTA ──────────────────────────────────────── */
  .bottom-cta {
    padding: 80px 0;
    text-align: center;
    background: var(--bg);
  }
  .bottom-cta h2 {
    margin: 0 0 14px;
    font-size: clamp(1.7rem, 3vw, 2.2rem);
    font-weight: 700; letter-spacing: -0.025em; color: var(--ink);
  }
  .bottom-cta h2 .accent { color: var(--eu-blue); }
  .bottom-cta p {
    margin: 0 auto 28px; max-width: 560px;
    color: var(--ink-2); font-size: 1rem; line-height: 1.55;
  }
  .bottom-cta .row {
    display: inline-flex; gap: 10px; flex-wrap: wrap; justify-content: center;
  }

  /* ─── Footer ────────────────────────────────────────────── */
  footer.site {
    background: #0b1226; color: #cbd5e1;
    padding: 56px 0 32px;
  }
  footer.site a { color: #cbd5e1; }
  footer.site a:hover { color: #fff; text-decoration: none; }
  .foot-grid {
    display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 32px; margin-bottom: 32px;
  }
  .foot-brand .brand { color: #fff; }
  .foot-brand .brand .tld { color: #94a3b8; }
  .foot-brand p {
    color: #94a3b8; font-size: 0.88rem; max-width: 320px; margin: 14px 0 0; line-height: 1.6;
  }
  .foot-col h4 {
    font: 600 0.74rem var(--mono); text-transform: uppercase; letter-spacing: 0.06em;
    color: #94a3b8; margin: 0 0 14px;
  }
  .foot-col ul { list-style: none; padding: 0; margin: 0; }
  .foot-col li { margin-bottom: 9px; }
  .foot-col a { font-size: 0.92rem; }
  .foot-bar {
    border-top: 1px solid #1e293b; padding-top: 22px;
    display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap;
    font-size: 0.84rem; color: #94a3b8; font-family: var(--mono);
  }

  /* ─── Responsive ────────────────────────────────────────── */
  @media (max-width: 1000px) {
    nav.primary { display: none; }
    .status-pill { display: none; }
    .summary-grid { grid-template-columns: 1fr; }
    .body-grid { grid-template-columns: 1fr; gap: 24px; }
    .toc {
      position: static; max-height: none; overflow: visible;
      padding: 16px;
      background: var(--bg-2); border: 1px solid var(--line);
      border-radius: var(--radius);
    }
    .process-row { grid-template-columns: 1fr 1fr; }
    .accept-reject { grid-template-columns: 1fr; }
    .cycle-block { grid-template-columns: 1fr; }
    .foot-grid { grid-template-columns: 1fr 1fr; }
  }
  @media (max-width: 600px) {
    .nav .right .btn-ghost { display: none; }
    .process-row { grid-template-columns: 1fr; }
    .foot-grid { grid-template-columns: 1fr; gap: 24px; }
    .crit-section { padding: 28px 0 36px; }
  }