/* =========================================================================
   NARI Site Shell — shared styles on top of colors_and_type.css
   Pure white background · larger type · ai.gov-influenced restraint
   ========================================================================= */

/* ---------- Design refresh overrides ---------- */
:root {
  --surface-page:        #FFFFFF;
  --surface-card:        #FFFFFF;
  --max-content:        1240px;
  --gutter-desktop:       72px;
  --section-pad-desktop: 140px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: #FFFFFF; }
body {
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink-primary);
}
a { color: inherit; }

/* Slightly bumped type scale */
h1, .h1 { font-size: 56px; }
h2, .h2 { font-size: 42px; line-height: 1.15; }
h3, .h3 { font-size: 24px; }
.display, h1.display { font-size: 72px; line-height: 1.02; }
.body-l { font-size: 19px; line-height: 1.6; }
.lede {
  font-size: 20px;
  line-height: 1.6;
  color: var(--ink-secondary);
  max-width: 62ch;
  margin: 0 0 18px;
}
@media (max-width: 900px) {
  .display, h1.display { font-size: 48px; }
  h1, .h1 { font-size: 38px; }
  h2, .h2 { font-size: 30px; }
  .lede { font-size: 18px; }
}

/* ---------- Container & sections ---------- */
.container {
  max-width: var(--max-content);
  margin: 0 auto;
  padding-left: var(--gutter-desktop);
  padding-right: var(--gutter-desktop);
}
@media (max-width: 900px) {
  .container {
    padding-left: var(--gutter-mobile);
    padding-right: var(--gutter-mobile);
  }
}
.container--narrow { max-width: 920px; }

.section {
  padding-top: 120px;
  padding-bottom: 120px;
}
.section--lg { padding-top: 160px; padding-bottom: 160px; }
.section--sm { padding-top: 72px; padding-bottom: 72px; }
@media (max-width: 900px) {
  .section { padding-top: var(--section-pad-mobile); padding-bottom: var(--section-pad-mobile); }
  .section--lg { padding-top: 96px; padding-bottom: 96px; }
}

.section-rule {
  display: block;
  height: 1px;
  background: var(--border-divider);
  border: 0;
  margin: 0;
}

/* ---------- Eyebrow with leading rule ---------- */
.eyebrow-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 22px;
}
.eyebrow-rule {
  width: 32px;
  height: 1px;
  background: var(--ink-muted);
}
.eyebrow-row--center { justify-content: center; }

/* ---------- Site header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.96);
  backdrop-filter: saturate(180%) blur(8px);
  -webkit-backdrop-filter: saturate(180%) blur(8px);
  border-bottom: 1px solid transparent;
  transition: border-color 200ms ease, background 200ms ease;
}
.site-header.scrolled {
  border-bottom-color: var(--border-hairline);
  background: rgba(255,255,255,0.98);
}
.site-header .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 22px;
  padding-bottom: 22px;
}
.site-header .logo {
  width: 184px;
  display: block;
}

.site-nav { display: flex; gap: 32px; align-items: center; }
.site-nav a {
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--ink-primary);
  text-decoration: none;
  padding: 6px 0;
  position: relative;
  white-space: nowrap;
}
.site-nav a:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-red);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 7px;
}
.site-nav a[aria-current="page"] {
  text-decoration: underline;
  text-decoration-color: var(--accent-red);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 7px;
  font-weight: 600;
}

@media (max-width: 880px) {
  .site-nav { display: none; }
}

/* ---------- Buttons ---------- */
.btn-row {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
}
.btn-primary, .btn-secondary {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 17px 30px;
  border-radius: 0;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-hover) var(--ease-out-quart),
              color var(--dur-hover) var(--ease-out-quart),
              border-color var(--dur-hover) var(--ease-out-quart);
  border: 1px solid var(--ink-primary);
  text-align: center;
}
.btn-primary {
  background: var(--ink-primary);
  color: #FFFFFF;
}
.btn-primary:hover {
  background: var(--accent-red);
  border-color: var(--accent-red);
}
.btn-secondary {
  background: transparent;
  color: var(--ink-primary);
}
.btn-secondary:hover {
  background: var(--ink-primary);
  color: #FFFFFF;
}

.cta-link {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--ink-primary);
  text-decoration: underline;
  text-decoration-color: var(--accent-red);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 6px;
  transition: text-decoration-thickness var(--dur-hover) var(--ease-out-quart);
}
.cta-link:hover { text-decoration-thickness: 2.5px; }

/* ---------- Page hero (for inner pages) ---------- */
.page-hero {
  padding-top: 96px;
  padding-bottom: 120px;
  border-bottom: 1px solid var(--border-hairline);
}
.page-hero .eyebrow-row { margin-bottom: 32px; }
.page-hero h1 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 72px;
  line-height: 1.04;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 144;
  color: var(--ink-primary);
  margin: 0 0 28px;
  max-width: 18ch;
  text-wrap: balance;
}
.page-hero .lede {
  font-size: 22px;
  line-height: 1.55;
  color: var(--ink-secondary);
  max-width: 60ch;
  margin: 0;
}
.page-hero .lede + .lede { margin-top: 14px; }
@media (max-width: 900px) {
  .page-hero { padding-top: 56px; padding-bottom: 72px; }
  .page-hero h1 { font-size: 44px; }
  .page-hero .lede { font-size: 18px; }
}

/* ---------- Section title (for in-page sections) ---------- */
.section-title {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 48px;
  line-height: 1.08;
  letter-spacing: -0.02em;
  margin: 0 0 28px;
  text-wrap: balance;
  font-variation-settings: "opsz" 96;
  max-width: 22ch;
}
.section-title--sm { font-size: 32px; max-width: 24ch; }
@media (max-width: 720px) {
  .section-title { font-size: 32px; }
  .section-title--sm { font-size: 24px; }
}

/* ---------- Two-col primitives ---------- */
.two-col {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 96px;
  align-items: start;
}
.two-col--equal { grid-template-columns: 1fr 1fr; gap: 64px; }
.two-col--right-heavy { grid-template-columns: 1fr 1.1fr; gap: 96px; }
@media (max-width: 900px) {
  .two-col, .two-col--equal, .two-col--right-heavy {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border-hairline);
  background: #FFFFFF;
  margin-top: 0;
}
.site-footer .upper {
  padding-top: 80px;
  padding-bottom: 64px;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
}
@media (max-width: 900px) {
  .site-footer .upper {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    padding-top: 56px;
    padding-bottom: 40px;
  }
}
@media (max-width: 560px) {
  .site-footer .upper { grid-template-columns: 1fr; }
}
.site-footer .brand .logo { width: 200px; margin-bottom: 24px; display: block; }
.site-footer .brand p {
  font-size: 14px;
  color: var(--ink-secondary);
  line-height: 1.6;
  margin: 0 0 12px;
  max-width: 36ch;
}
.site-footer .col h5 {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 18px;
}
.site-footer .col ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.site-footer .col a {
  font-size: 14px;
  color: var(--ink-primary);
  text-decoration: none;
  letter-spacing: 0.02em;
}
.site-footer .col a:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-red);
  text-underline-offset: 4px;
}
.site-footer .lower {
  border-top: 1px solid var(--border-hairline);
  padding-top: 24px;
  padding-bottom: 32px;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}
@media (max-width: 720px) {
  .site-footer .lower { grid-template-columns: 1fr; gap: 12px; }
}
.site-footer .lower .copyright {
  font-size: 12px;
  color: var(--ink-muted);
  letter-spacing: 0.02em;
}
.site-footer .lower .legal {
  display: flex;
  gap: 24px;
}
.site-footer .lower .legal a {
  font-size: 12px;
  color: var(--ink-muted);
  text-decoration: none;
  letter-spacing: 0.04em;
}
.site-footer .lower .legal a:hover {
  text-decoration: underline;
  text-decoration-color: var(--accent-red);
  text-underline-offset: 4px;
  color: var(--ink-primary);
}

/* ---------- Cross-page CTA strip ---------- */
.cross-cta {
  padding-top: 96px;
  padding-bottom: 96px;
  border-top: 1px solid var(--border-hairline);
  border-bottom: 1px solid var(--border-hairline);
}
.cross-cta .container {
  display: grid;
  grid-template-columns: 1.4fr auto;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) {
  .cross-cta .container { grid-template-columns: 1fr; gap: 32px; }
}
.cross-cta h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 40px;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
  max-width: 22ch;
}
@media (max-width: 720px) {
  .cross-cta h2 { font-size: 28px; }
}

/* ---------- Form primitives ---------- */
form .field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 22px;
}
form label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}
form input,
form textarea,
form select {
  background: transparent;
  border: 1px solid var(--border-hairline);
  border-radius: 0;
  padding: 14px 14px;
  font-family: var(--font-sans);
  font-size: 16px;
  color: var(--ink-primary);
  width: 100%;
  transition: border-color var(--dur-hover) var(--ease-out-quart);
}
form input:focus,
form textarea:focus,
form select:focus {
  outline: none;
  border-color: var(--ink-primary);
  border-width: 1.5px;
  padding: 13.5px 13.5px;
}
form textarea {
  resize: vertical;
  min-height: 130px;
}
.choice-group {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.choice {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 16px;
  border: 1px solid var(--border-hairline);
  font-size: 14px;
  cursor: pointer;
  user-select: none;
  transition: border-color var(--dur-hover) var(--ease-out-quart),
              background var(--dur-hover) var(--ease-out-quart),
              color var(--dur-hover) var(--ease-out-quart);
  font-family: var(--font-sans);
  color: var(--ink-primary);
}
.choice input {
  width: auto;
  margin: 0;
  accent-color: var(--ink-primary);
}
.choice:hover { border-color: var(--ink-muted); }
.choice.is-checked {
  border-color: var(--ink-primary);
  background: var(--ink-primary);
  color: #FFFFFF;
}
.choice.is-checked input { accent-color: #FFFFFF; }
.form-helper {
  font-size: 12.5px;
  color: var(--ink-muted);
  line-height: 1.5;
}
.form-section + .form-section { margin-top: 36px; padding-top: 36px; border-top: 1px solid var(--border-hairline); }
.form-section h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 20px;
  letter-spacing: -0.005em;
  margin: 0 0 18px;
}
.form-success {
  border: 1px solid var(--ink-primary);
  padding: 36px 32px;
  background: var(--surface-card);
  display: none;
}
.form-success.is-visible { display: block; }
.form-success h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 24px;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.form-success p {
  margin: 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

/* ---------- Reveal-on-scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 500ms var(--ease-out-quart), transform 500ms var(--ease-out-quart);
}
.reveal.in {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

/* ---------- Stat block (reused) ---------- */
.stat {
  border: 1px solid var(--border-hairline);
  padding: 28px 28px;
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: end;
  gap: 24px;
}
.stat .num {
  font-family: var(--font-serif);
  font-weight: 600;
  font-variation-settings: "opsz" 144;
  font-size: 64px;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--ink-primary);
}
.stat .label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
  padding-bottom: 8px;
  text-align: right;
}
@media (max-width: 720px) {
  .stat .num { font-size: 48px; }
}

/* ---------- Misc utilities ---------- */
.hairline { border: 1px solid var(--border-hairline); }
.text-secondary { color: var(--ink-secondary); }
.text-muted { color: var(--ink-muted); }