:root {
  --rws-shell-navy: #0b1d3a;
  --rws-shell-navy-soft: #132b4f;
  --rws-shell-gold: #c49a4b;
  --rws-shell-cream: #faf7f2;
  --rws-shell-paper: #fffefa;
  --rws-shell-ink: #182033;
  --rws-shell-muted: #657084;
  --rws-shell-line: rgba(11, 29, 58, 0.12);
  --rws-shell-gutter: clamp(20px, 4vw, 56px);
  --rws-shell-max: 1240px;
}

.rws-site-header,
.rws-site-header * ,
.rws-site-footer,
.rws-site-footer * {
  box-sizing: border-box;
}

.rws-site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10000;
  min-height: 82px;
  color: var(--rws-shell-ink);
  background: rgba(255, 254, 250, 0.95);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px) saturate(1.15);
  -webkit-backdrop-filter: blur(18px) saturate(1.15);
  transition: min-height 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.rws-site-header.is-scrolled,
.rws-site-header.scrolled {
  min-height: 70px;
  border-bottom-color: var(--rws-shell-line);
  box-shadow: 0 8px 28px rgba(11, 29, 58, 0.07);
}

.rws-site-nav {
  width: min(var(--rws-shell-max), calc(100% - (2 * var(--rws-shell-gutter))));
  min-height: inherit;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.rws-site-logo {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  text-decoration: none;
}

.rws-site-logo img {
  display: block;
  width: auto;
  height: 40px;
}

.rws-site-links {
  display: flex;
  align-items: center;
  gap: clamp(20px, 2.3vw, 34px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.rws-site-links a,
.rws-site-mobile a {
  color: var(--rws-shell-ink);
  font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 0.91rem;
  font-weight: 500;
  line-height: 1.2;
  text-decoration: none;
}

.rws-site-links a:not(.rws-site-cta):hover,
.rws-site-mobile a:not(.rws-site-cta):hover {
  color: #765712;
}

.rws-site-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 21px;
  color: #fff !important;
  background: var(--rws-shell-navy);
  border: 1px solid var(--rws-shell-navy);
  border-radius: 7px;
  font-weight: 650 !important;
  box-shadow: 0 8px 20px rgba(11, 29, 58, 0.14);
}

.rws-site-cta:hover {
  background: var(--rws-shell-navy-soft);
}

.rws-site-menu-toggle {
  display: none;
  width: 46px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--rws-shell-line);
  border-radius: 7px;
  background: var(--rws-shell-paper);
  color: var(--rws-shell-navy);
  cursor: pointer;
}

.rws-site-menu-icon {
  position: relative;
  display: block;
  width: 20px;
  height: 14px;
  margin: auto;
}

.rws-site-menu-icon::before,
.rws-site-menu-icon::after,
.rws-site-menu-icon span {
  position: absolute;
  left: 0;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  content: "";
  transition: transform 160ms ease, opacity 160ms ease, top 160ms ease;
}

.rws-site-menu-icon::before { top: 0; }
.rws-site-menu-icon span { top: 6px; }
.rws-site-menu-icon::after { top: 12px; }

.rws-site-menu-toggle[aria-expanded="true"] .rws-site-menu-icon::before {
  top: 6px;
  transform: rotate(45deg);
}

.rws-site-menu-toggle[aria-expanded="true"] .rws-site-menu-icon span {
  opacity: 0;
}

.rws-site-menu-toggle[aria-expanded="true"] .rws-site-menu-icon::after {
  top: 6px;
  transform: rotate(-45deg);
}

.rws-site-mobile {
  position: fixed;
  inset: 82px 0 auto;
  z-index: 9999;
  max-height: calc(100svh - 82px);
  overflow-y: auto;
  padding: 18px var(--rws-shell-gutter) 24px;
  background: var(--rws-shell-paper);
  border-bottom: 1px solid var(--rws-shell-line);
  box-shadow: 0 18px 34px rgba(11, 29, 58, 0.12);
}

.rws-site-mobile[hidden] {
  display: none !important;
}

.rws-site-mobile a {
  display: block;
  padding: 13px 4px;
  border-bottom: 1px solid rgba(11, 29, 58, 0.08);
}

.rws-site-mobile .rws-site-cta {
  margin-top: 16px;
  border-bottom: 1px solid var(--rws-shell-navy);
}

body.rws-library-source {
  padding-top: 82px;
}

html.rws-menu-open,
html.rws-menu-open body {
  overflow: hidden;
}

.rws-site-footer {
  position: relative;
  z-index: 1;
  color: rgba(255, 255, 255, 0.76);
  background: var(--rws-shell-navy);
  border-top: 4px solid var(--rws-shell-gold);
  font-family: "Outfit", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.rws-site-footer-inner {
  width: min(var(--rws-shell-max), calc(100% - (2 * var(--rws-shell-gutter))));
  margin: 0 auto;
  padding: clamp(56px, 7vw, 84px) 0 28px;
}

.rws-site-footer-grid {
  display: grid;
  grid-template-columns: minmax(250px, 1.45fr) repeat(4, minmax(130px, 0.82fr));
  gap: clamp(32px, 4vw, 60px);
}

.rws-site-footer-brand img {
  width: auto;
  height: 42px;
  margin-bottom: 18px;
}

.rws-site-footer-brand p {
  max-width: 360px;
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.72;
}

.rws-site-footer h2 {
  margin: 0 0 16px;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  line-height: 1.3;
  text-transform: uppercase;
}

.rws-site-footer ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rws-site-footer li {
  margin: 0 0 10px;
  font-size: 0.9rem;
  line-height: 1.45;
}

.rws-site-footer a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
}

.rws-site-footer a:hover {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

.rws-client-login {
  margin-top: 12px;
}

.rws-client-login summary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #fff;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 650;
  list-style: none;
}

.rws-client-login summary::-webkit-details-marker {
  display: none;
}

.rws-client-login summary::after {
  content: "+";
  color: var(--rws-shell-gold);
  font-size: 1.15rem;
}

.rws-client-login[open] summary::after {
  content: "−";
}

.rws-client-login-links {
  display: grid;
  gap: 8px;
  padding: 12px 0 2px;
}

.rws-site-footer-legal {
  margin-top: clamp(42px, 6vw, 64px);
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

.rws-site-footer-legal p {
  max-width: 1120px;
  margin: 0;
  font-size: 0.76rem;
  line-height: 1.65;
}

.rws-site-footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 13px;
  margin-top: 15px;
  font-size: 0.78rem;
}

.rws-site-footer-copyright {
  margin-top: 14px !important;
}

.rws-global-skip {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 20000;
  padding: 10px 14px;
  color: var(--rws-shell-navy);
  background: #fff;
  border: 2px solid var(--rws-shell-gold);
  transform: translateY(-180%);
}

.rws-global-skip:focus {
  transform: translateY(0);
}

/* Long-form teaching must never depend on motion or IntersectionObserver. */
.rws-reveal,
.rws-reveal.rws-visible {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}

button.faq-question {
  width: 100%;
  border: 0;
  text-align: left;
  -webkit-appearance: none;
  appearance: none;
}

.faq-answer[hidden] {
  display: none !important;
}

:target {
  scroll-margin-top: 92px;
}

:focus-visible {
  outline: 3px solid var(--rws-shell-gold);
  outline-offset: 3px;
}

@media (max-width: 1040px) {
  .rws-site-links { display: none; }
  .rws-site-menu-toggle {
    display: inline-grid;
    place-items: center;
  }
  .rws-site-footer-grid {
    grid-template-columns: minmax(240px, 1.3fr) repeat(2, minmax(150px, 1fr));
  }
  .rws-site-footer-brand {
    grid-row: span 2;
  }
}

@media (max-width: 720px) {
  /* Floating legacy controls obscure body copy on narrow screens. The fixed
     header already gives mobile visitors a consistent wayfinding anchor. */
  .rws-back-top {
    display: none !important;
  }
  .rws-site-header { min-height: 72px; }
  .rws-site-nav {
    width: calc(100% - 40px);
  }
  .rws-site-logo img { height: 34px; }
  .rws-site-mobile {
    inset: 72px 0 auto;
    max-height: calc(100svh - 72px);
  }
  body.rws-library-source {
    padding-top: 72px;
  }
  .rws-site-footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .rws-site-footer-brand {
    grid-column: 1 / -1;
    grid-row: auto;
  }
}

@media (max-width: 480px) {
  .rws-site-footer-grid {
    grid-template-columns: 1fr;
  }
  .rws-site-footer-brand {
    grid-column: auto;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}