/* ============================================================
   MindXO register pages
   ------------------------------------------------------------
   Static, class-based styling for the register section. Uses
   the site tokens from /assets/colors_and_type.css and mirrors
   the React pages' look (pill header, serif headlines, bordered
   sections, dark footer) without requiring JavaScript.
   ============================================================ */

html { scroll-behavior: auto; }
body { margin: 0; background: var(--color-bg); }

.skip-link {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--color-green-1000); color: #fff;
  padding: 10px 16px; border-radius: 0 0 6px 0;
  font-family: var(--font-sans); font-size: 13px; text-decoration: none;
}
.skip-link:focus { left: 0; color: #fff; }

/* ---------- Header (pill, sticky) ---------- */
.reg-header { position: sticky; top: 16px; z-index: 50; padding: 0 40px; }
.reg-nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.reg-header-bar {
  max-width: 1200px; margin: 0 auto; padding: 20px 40px;
  display: flex; align-items: center; justify-content: center; gap: 64px;
  background: #fff; border: 1px solid var(--color-border);
  border-radius: 12px; box-shadow: 0 2px 8px rgba(31,57,53,0.04);
  position: relative;
}
.reg-nav { display: flex; gap: 32px; align-items: center; }
.reg-nav > .nav-item { position: relative; }
.reg-nav a.nav-link {
  font-family: var(--font-sans); font-size: 13px; color: var(--color-fg-1);
  text-decoration: none; letter-spacing: 0.01em; text-transform: uppercase;
  font-weight: 400; opacity: 0.75; transition: opacity 180ms ease-out;
  display: inline-flex; align-items: center; gap: 4px;
}
.reg-nav a.nav-link:hover, .reg-nav .nav-item:focus-within a.nav-link { opacity: 1; color: var(--color-fg-1); }
.nav-caret { margin-top: 1px; opacity: 0.6; }
.nav-drop {
  display: none; position: absolute; top: 100%; left: -12px;
  padding-top: 8px; z-index: 100;
}
.nav-item:hover .nav-drop, .nav-item:focus-within .nav-drop { display: block; }
.nav-drop-panel {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 8px 0; box-shadow: 0 8px 24px rgba(31,57,53,0.10); min-width: 220px;
}
.nav-drop-panel a {
  display: block; padding: 10px 18px; font-family: var(--font-sans);
  font-size: 13px; color: var(--color-fg-1); text-decoration: none;
  white-space: nowrap;
}
.nav-drop-panel a:hover { background: var(--color-surface); color: var(--color-fg-1); }
.reg-logo { display: inline-flex; align-items: center; }
.reg-logo img { height: 28px; }
.reg-menu-btn {
  display: none; position: absolute; right: 20px; top: 50%;
  transform: translateY(-50%); cursor: pointer; padding: 4px;
  color: var(--color-fg-1);
}
.reg-mobile-nav {
  display: none; max-width: 1200px; margin: 0 auto; background: #fff;
  border: 1px solid var(--color-border); border-top: none;
  border-radius: 0 0 12px 12px; padding: 8px 0 20px;
}
.reg-mobile-nav a {
  display: block; padding: 11px 24px; font-family: var(--font-sans);
  font-size: 13px; color: var(--color-fg-1); text-decoration: none;
  text-transform: uppercase; letter-spacing: 0.04em;
}
.reg-mobile-nav a.sub {
  padding: 7px 24px 7px 36px; font-size: 12px; color: var(--color-fg-2);
  text-transform: none; letter-spacing: 0;
}

/* ---------- Sections ---------- */
.reg-section { border-bottom: 1px solid var(--color-border); padding: 96px 0; }
.reg-section.tight { padding: 64px 0; }
.reg-section.dark { background: var(--color-green-1000); }
.reg-section.surface { background: var(--color-surface); }
.reg-wrap { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.reg-wrap.narrow { max-width: 960px; }

.eyebrow-line {
  font-family: var(--font-sans); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: var(--color-fg-2);
}
.eyebrow-line.mint { color: var(--color-mint-600); }

/* ---------- Hero ---------- */
.reg-hero { position: relative; overflow: hidden; padding: 88px 0 72px; border-bottom: 1px solid var(--color-border); }
.reg-hero .grid-bg { position: absolute; inset: 0; pointer-events: none; }
.reg-hero .reg-wrap { position: relative; }
.reg-hero h1 {
  font-family: var(--font-serif); font-weight: 400; font-size: 64px;
  line-height: 1.06; letter-spacing: -0.03em; margin: 18px 0 24px; max-width: 900px;
}
.reg-hero .lede {
  font-family: var(--font-sans); font-size: 18px; line-height: 1.65;
  color: var(--color-fg-2); max-width: 760px; margin: 0 0 16px;
}
.hero-meta {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  letter-spacing: 0.04em; margin-bottom: 32px;
}
.btn-row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-sans); font-weight: 500; font-size: 14px;
  padding: 11px 18px; border-radius: 6px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px; line-height: 1;
  white-space: nowrap; text-decoration: none; border: 1px solid transparent;
  transition: all 160ms cubic-bezier(0.4,0,0.2,1);
}
.btn.lg { padding: 15px 22px; font-size: 15px; }
.btn.sm { padding: 8px 14px; font-size: 13px; }
.btn-dark { background: var(--color-green-1000); color: #fff; }
.btn-dark:hover { background: #0F2522; color: #fff; }
.btn-ghost { background: transparent; color: var(--color-green-1000); border-color: var(--color-green-1000); }
.btn-ghost:hover { background: var(--color-surface); color: var(--color-green-1000); }
.btn-quiet { background: transparent; color: var(--color-green-1000); border-color: var(--color-border); }
.btn-quiet:hover { background: var(--color-surface); color: var(--color-green-1000); }

/* ---------- Chips / tags ---------- */
.chip {
  display: inline-flex; align-items: center; gap: 6px;
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.10em; text-transform: uppercase;
  padding: 4px 9px; border-radius: 4px;
  background: var(--color-surface); color: var(--color-fg-2);
  border: 1px solid var(--color-border); text-decoration: none;
  white-space: nowrap;
}
a.chip:hover { border-color: var(--color-green-1000); color: var(--color-fg-1); }
.chip.mint { background: var(--color-mint-100); color: #1B5E48; border-color: transparent; }

.chip-row { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- Stats band ---------- */
.stats-band {
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--color-border); border-radius: 12px;
  background: #fff; overflow: hidden;
}
.stats-band .stat {
  padding: 28px 28px 24px; border-left: 1px solid var(--color-border);
}
.stats-band .stat:first-child { border-left: none; }
.stat .num {
  font-family: var(--font-serif); font-size: 44px; line-height: 1.1;
  letter-spacing: -0.02em; color: var(--color-fg-1);
}
.stat .label {
  font-family: var(--font-sans); font-size: 13px; color: var(--color-fg-3);
  margin-top: 6px; line-height: 1.45;
}
.stats-note {
  font-family: var(--font-sans); font-size: 14px; color: var(--color-fg-3);
  margin-top: 16px; line-height: 1.6; max-width: 900px;
}

/* ---------- Cards ---------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 24px; text-decoration: none; display: block; color: var(--color-fg-1);
  transition: border-color 160ms cubic-bezier(0.4,0,0.2,1);
}
a.card:hover { border-color: var(--color-green-1000); color: var(--color-fg-1); }
.card h3 {
  font-family: var(--font-sans); font-size: 16px; font-weight: 600;
  letter-spacing: 0; line-height: 1.4; margin: 10px 0 8px;
}
.card p { font-size: 14px; color: var(--color-fg-2); margin: 0; line-height: 1.55; }
.card .count {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  letter-spacing: 0.06em;
}

/* ---------- Section headings ---------- */
.section-head { margin-bottom: 40px; }
.section-head h2 {
  font-family: var(--font-serif); font-size: 40px; line-height: 1.1;
  letter-spacing: -0.022em; margin: 14px 0 0; font-weight: 400;
}
.section-head .sub {
  font-family: var(--font-sans); font-size: 16px; color: var(--color-fg-2);
  margin-top: 14px; max-width: 760px; line-height: 1.6;
}

/* ---------- Browse table ---------- */
.browse-controls {
  display: flex; flex-wrap: wrap; gap: 12px; align-items: end;
  margin-bottom: 20px;
}
.browse-controls .field { display: flex; flex-direction: column; gap: 6px; }
.browse-controls label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-fg-3);
}
.browse-controls select, .browse-controls input[type="search"] {
  font-family: var(--font-sans); font-size: 14px; color: var(--color-fg-1);
  padding: 9px 12px; border: 1px solid var(--color-border); border-radius: 6px;
  background: #fff; min-width: 160px;
}
.browse-controls input[type="search"] { min-width: 220px; }
.browse-controls select:focus, .browse-controls input:focus {
  outline: none; box-shadow: var(--shadow-focus); border-color: var(--color-mint-600);
}
.result-count {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  letter-spacing: 0.05em; margin-bottom: 12px;
}
.table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: 8px; background: #fff; }
.risk-table { width: 100%; border-collapse: collapse; }
.risk-table th {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-fg-3);
  text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--color-border);
  background: var(--color-surface); white-space: nowrap;
}
.risk-table td {
  font-family: var(--font-sans); font-size: 14px; color: var(--color-fg-1);
  padding: 12px 16px; border-bottom: 1px solid var(--color-track);
  vertical-align: top;
}
.risk-table tr:last-child td { border-bottom: none; }
.risk-table tbody tr:hover { background: var(--color-surface); }
.risk-table .rid {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-2);
  white-space: nowrap;
}
.risk-table a { text-decoration: none; font-weight: 500; }
.risk-table a:hover { text-decoration: underline; }
.risk-table .meta-cell { color: var(--color-fg-2); font-size: 13px; white-space: nowrap; }
.subrisk-badge {
  font-family: var(--font-mono); font-size: 10.5px; color: #1B5E48;
  background: var(--color-mint-100); border-radius: 999px; padding: 2px 8px;
  margin-left: 8px; white-space: nowrap;
}

/* ---------- Risk detail ---------- */
.breadcrumb {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  letter-spacing: 0.04em; margin-bottom: 28px;
}
.breadcrumb a { color: var(--color-fg-2); text-decoration: none; }
.breadcrumb a:hover { color: var(--color-fg-1); text-decoration: underline; }
.risk-head .rid-line { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.risk-head .rid-big {
  font-family: var(--font-mono); font-size: 14px; font-weight: 500;
  letter-spacing: 0.08em; color: var(--color-fg-2);
}
.risk-head h1 {
  font-family: var(--font-serif); font-size: 44px; line-height: 1.12;
  letter-spacing: -0.022em; font-weight: 400; margin: 16px 0 20px; max-width: 900px;
}
.risk-head .lede {
  font-family: var(--font-sans); font-size: 17px; line-height: 1.65;
  color: var(--color-fg-2); max-width: 800px; margin: 0;
}
.facts {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border: 1px solid var(--color-border); border-radius: 8px;
  background: #fff; overflow: hidden; margin: 36px 0 0;
}
.facts > div { padding: 18px 20px; border-left: 1px solid var(--color-track); border-top: 1px solid var(--color-track); }
.facts > div:nth-child(3n+1) { border-left: none; }
.facts > div:nth-child(-n+3) { border-top: none; }
.facts dt {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-fg-3); margin: 0 0 6px;
}
.facts dd { font-family: var(--font-sans); font-size: 14.5px; color: var(--color-fg-1); margin: 0; line-height: 1.5; }

.detail-block { margin-top: 48px; }
.detail-block > h2 {
  font-family: var(--font-sans); font-size: 12px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-fg-2);
  margin: 0 0 16px;
}
.prov-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 24px;
}
.prov-card .prov-row { display: flex; gap: 16px; padding: 10px 0; border-top: 1px solid var(--color-track); }
.prov-card .prov-row:first-child { border-top: none; padding-top: 0; }
.prov-card .prov-row:last-child { padding-bottom: 0; }
.prov-key {
  flex: 0 0 220px; font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-fg-3);
  padding-top: 2px;
}
.prov-val { font-family: var(--font-sans); font-size: 14.5px; color: var(--color-fg-1); line-height: 1.6; }
.prov-val details summary {
  cursor: pointer; color: var(--color-fg-2); font-size: 13.5px;
}
.prov-val details[open] summary { margin-bottom: 8px; }
.cite-keys { font-family: var(--font-mono); font-size: 12.5px; color: var(--color-fg-2); line-height: 1.8; }

.subrisk-list { display: grid; gap: 14px; }
.subrisk-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 20px 24px;
}
.subrisk-card .sub-id-line {
  display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap;
}
.subrisk-card .sub-id {
  font-family: var(--font-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.06em; color: var(--color-fg-2);
}
.subrisk-card h3 {
  font-family: var(--font-sans); font-size: 16px; font-weight: 600;
  line-height: 1.4; margin: 0; letter-spacing: 0;
}
.subrisk-card .anchor-link {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  text-decoration: none; margin-left: auto;
}
.subrisk-card .anchor-link:hover { color: var(--color-fg-1); }
.subrisk-card p { font-size: 14px; color: var(--color-fg-2); margin: 10px 0 12px; line-height: 1.6; }
.atlas-ref {
  font-family: var(--font-mono); font-size: 12px; color: var(--color-fg-3);
  letter-spacing: 0.02em;
}
.atlas-ref .tech-id { color: var(--color-fg-2); font-weight: 500; }
:target { scroll-margin-top: 110px; }
.subrisk-card:target { border-color: var(--color-mint-600); box-shadow: var(--shadow-focus); }

.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 56px; }
.pager a { max-width: 46%; }
.pager .dir {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-fg-3); display: block; margin-bottom: 4px;
}
.pager a { text-decoration: none; }
.pager .pager-name { font-family: var(--font-sans); font-size: 14px; font-weight: 500; color: var(--color-fg-1); line-height: 1.4; }
.pager a:hover .pager-name { text-decoration: underline; }

/* ---------- Attribution / citation ---------- */
.attribution {
  font-family: var(--font-sans); font-size: 13.5px; color: var(--color-fg-3);
  line-height: 1.7; max-width: 900px;
}
.attribution a { color: var(--color-fg-2); }
.risk-attrib {
  border-top: 1px solid var(--color-border); margin-top: 56px; padding-top: 20px;
  font-family: var(--font-sans); font-size: 12.5px; color: var(--color-fg-3);
  line-height: 1.65; max-width: 860px;
}
.cite-box {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 24px; margin-top: 16px;
}
.cite-box .cite-label {
  font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--color-fg-3); margin-bottom: 10px;
}
.cite-box pre {
  background: var(--color-surface); color: var(--color-fg-1);
  border: 1px solid var(--color-track); border-radius: 6px;
  font-size: 12.5px; padding: 16px; margin: 0; white-space: pre-wrap;
  word-break: break-word;
}
.cite-box p.cite-text {
  font-family: var(--font-sans); font-size: 14px; color: var(--color-fg-1);
  margin: 0 0 20px; line-height: 1.7;
}

/* ---------- Download ---------- */
.dl-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.dl-card {
  background: #fff; border: 1px solid var(--color-border); border-radius: 8px;
  padding: 24px; display: flex; flex-direction: column; gap: 8px;
}
.dl-card .fmt {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: #1B5E48; background: var(--color-mint-100);
  border-radius: 4px; padding: 3px 8px; align-self: flex-start;
}
.dl-card h3 { font-family: var(--font-sans); font-size: 16px; font-weight: 600; margin: 6px 0 2px; letter-spacing: 0; }
.dl-card p { font-size: 13.5px; color: var(--color-fg-2); margin: 0 0 12px; line-height: 1.55; }
.dl-card .btn { align-self: flex-start; margin-top: auto; }

.field-table td, .field-table th { font-size: 13.5px; }
.field-table td:first-child { font-family: var(--font-mono); font-size: 12.5px; white-space: nowrap; }

/* ---------- Methodology ---------- */
.meth-layout { display: grid; grid-template-columns: 280px minmax(0, 1fr); gap: 56px; align-items: start; }
.meth-toc { position: sticky; top: 96px; max-height: calc(100vh - 120px); overflow-y: auto; padding-right: 8px; }
.meth-toc .toc-title {
  font-family: var(--font-sans); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--color-fg-2);
  margin-bottom: 14px;
}
.meth-toc a {
  display: block; font-family: var(--font-sans); font-size: 13px;
  color: var(--color-fg-2); text-decoration: none; padding: 4px 0;
  line-height: 1.45;
}
.meth-toc a:hover { color: var(--color-fg-1); text-decoration: underline; }
.meth-toc a.part {
  font-weight: 600; color: var(--color-fg-1); margin-top: 14px;
  border-top: 1px solid var(--color-track); padding-top: 12px;
}
.meth-toc a.part:first-of-type { margin-top: 0; border-top: none; padding-top: 4px; }
.meth-toc a.sec { padding-left: 14px; font-size: 12.5px; }
.meth-body h1 {
  font-family: var(--font-serif); font-size: 36px; line-height: 1.15;
  letter-spacing: -0.02em; font-weight: 400; margin: 72px 0 24px;
  padding-top: 24px; border-top: 1px solid var(--color-border);
}
.meth-body h1:first-child { margin-top: 0; padding-top: 0; border-top: none; }
.meth-body h2 {
  font-family: var(--font-sans); font-size: 19px; font-weight: 600;
  letter-spacing: 0; line-height: 1.35; margin: 44px 0 14px;
}
.meth-body p { font-size: 15px; line-height: 1.7; color: var(--color-fg-1); margin: 0 0 14px; max-width: 800px; }
.meth-body ul, .meth-body ol { font-size: 15px; line-height: 1.7; color: var(--color-fg-1); margin: 0 0 14px; padding-left: 24px; max-width: 800px; }
.meth-body li { margin-bottom: 6px; }
.meth-body code {
  font-family: var(--font-mono); font-size: 0.88em;
  background: var(--color-track); color: var(--color-green-1000);
  padding: 1px 5px; border-radius: 4px;
}
.meth-body table {
  border-collapse: collapse; width: 100%; margin: 20px 0 24px;
  font-size: 13.5px; background: #fff; border: 1px solid var(--color-border);
  border-radius: 8px; overflow: hidden;
}
.meth-body th {
  font-family: var(--font-mono); font-size: 10.5px; font-weight: 500;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-fg-3);
  text-align: left; padding: 10px 14px; background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.meth-body td { padding: 10px 14px; border-bottom: 1px solid var(--color-track); vertical-align: top; line-height: 1.55; }
.meth-body tr:last-child td { border-bottom: none; }
.meth-body hr { border: none; border-top: 1px solid var(--color-border); margin: 48px 0; }
.meth-table-wrap { overflow-x: auto; }

/* ---------- About ---------- */
.about-prose { max-width: 800px; }
.about-prose h2 {
  font-family: var(--font-serif); font-size: 30px; line-height: 1.2;
  letter-spacing: -0.015em; font-weight: 400; margin: 48px 0 16px;
}
.about-prose h2:first-child { margin-top: 0; }
.about-prose p, .about-prose li { font-size: 15px; line-height: 1.7; color: var(--color-fg-1); }
.about-prose ul { padding-left: 24px; }

/* ---------- Footer ---------- */
.reg-footer { background: #0F2522; color: rgba(244,245,246,0.62); padding: 64px 0 32px; }
.reg-footer .cols { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.reg-footer .brand img { height: 22px; margin-bottom: 18px; }
.reg-footer .brand p {
  font-family: var(--font-sans); font-size: 14px; line-height: 1.6;
  color: rgba(244,245,246,0.55); max-width: 320px; margin: 0;
}
.reg-footer .col-h {
  font-family: var(--font-sans); font-size: 11.5px; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: #fff; margin-bottom: 14px;
}
.reg-footer .cols a, .reg-footer .cols .plain {
  display: block; font-family: var(--font-sans); font-size: 14px;
  margin-bottom: 8px; color: rgba(244,245,246,0.62); text-decoration: none;
}
.reg-footer .cols a:hover { color: #fff; }
.reg-footer .bottom {
  border-top: 1px solid rgba(255,255,255,0.10); padding-top: 24px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px; color: rgba(244,245,246,0.50);
  letter-spacing: 0.06em;
}
.reg-footer .bottom a { color: inherit; text-decoration: none; }
.reg-footer .bottom a:hover { color: #fff; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-band { grid-template-columns: repeat(2, 1fr); }
  .stats-band .stat:nth-child(2n+1) { border-left: none; }
  .stats-band .stat:nth-child(n+3) { border-top: 1px solid var(--color-border); }
  .meth-layout { grid-template-columns: 1fr; gap: 24px; }
  .meth-toc { position: static; max-height: none; border: 1px solid var(--color-border); border-radius: 8px; padding: 20px; background: #fff; }
}
@media (max-width: 768px) {
  .reg-header { padding: 0 16px; top: 8px; }
  .reg-header-bar { padding: 14px 20px; gap: 0; justify-content: flex-start; }
  .reg-nav { display: none; }
  .reg-menu-btn { display: flex; align-items: center; }
  .reg-nav-toggle:checked ~ .reg-header-bar { border-radius: 12px 12px 0 0; }
  .reg-nav-toggle:checked ~ .reg-mobile-nav { display: block; }
  .reg-section, .reg-hero { padding-top: 56px; padding-bottom: 56px; }
  .reg-wrap { padding: 0 20px; }
  .reg-hero h1 { font-size: clamp(34px, 9vw, 52px); }
  .risk-head h1 { font-size: clamp(28px, 7vw, 38px); }
  .section-head h2 { font-size: clamp(26px, 6vw, 34px); }
  .card-grid, .dl-grid, .stats-band { grid-template-columns: 1fr; }
  .stats-band .stat { border-left: none; border-top: 1px solid var(--color-border); }
  .stats-band .stat:first-child { border-top: none; }
  .facts { grid-template-columns: 1fr; }
  .facts > div { border-left: none; border-top: 1px solid var(--color-track); }
  .facts > div:first-child { border-top: none; }
  .prov-card .prov-row { flex-direction: column; gap: 4px; }
  .prov-key { flex: none; }
  .pager { flex-direction: column; }
  .pager a { max-width: 100%; }
  .reg-footer .cols { grid-template-columns: 1fr; gap: 28px; }
}

@media print {
  .reg-header, .reg-footer, .pager, .browse-controls, .skip-link { display: none; }
  .reg-section { border: none; padding: 24px 0; }
}