:root {
  --navy: #071a3d;
  --navy-soft: #102a57;
  --gold: #d7a640;
  --gold-dark: #b88725;
  --cream: #f7f3e9;
  --ink: #172033;
  --muted: #667085;
  --line: #e4e7ec;
  --white: #fff;
  --shadow: 0 18px 45px rgba(7, 26, 61, 0.12);
  --radius: 18px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.65;
}

body.nav-open {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--navy-soft);
  text-decoration: none;
}

a:hover {
  color: var(--gold-dark);
}

button,
input,
textarea {
  font: inherit;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--navy);
  line-height: 1.15;
}

h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.35rem, 5vw, 4.8rem);
}

h2 {
  font-size: clamp(1.75rem, 3vw, 2.7rem);
}

h3 {
  font-size: 1.2rem;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 2000;
  padding: 10px 16px;
  color: var(--white);
  background: var(--navy);
  border-radius: 8px;
  transform: translateY(-150%);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(7, 26, 61, 0.97);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 82px;
  display: flex;
  align-items: center;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
  color: var(--white);
}

.brand:hover {
  color: var(--white);
}

.brand img {
  width: 62px;
  height: 62px;
  object-fit: contain;
}

.brand span {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.15;
}

.main-nav {
  margin-left: auto;
}

.nav-list,
.dropdown-menu {
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-list > li {
  position: relative;
}

.nav-link,
.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 11px;
  color: rgba(255, 255, 255, 0.9);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-link:hover,
.nav-link.active,
.dropdown-toggle:hover,
.nav-item.active > .dropdown-toggle {
  color: var(--gold);
}

.dropdown-toggle::after {
  content: "";
  width: 6px;
  height: 6px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 250px;
  padding: 10px;
  visibility: hidden;
  opacity: 0;
  background: var(--white);
  border-radius: 12px;
  box-shadow: var(--shadow);
  transform: translateY(8px);
  transition: 0.2s ease;
}

.dropdown-menu a {
  display: block;
  padding: 10px 12px;
  color: var(--ink);
  border-radius: 8px;
  font-size: 0.9rem;
}

.dropdown-menu a:hover {
  color: var(--navy);
  background: var(--cream);
}

.nav-item:hover > .dropdown-menu,
.nav-item:focus-within > .dropdown-menu,
.nav-item.open > .dropdown-menu {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.header-cta {
  flex: 0 0 auto;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin-left: auto;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle::before,
.nav-toggle::after {
  display: block;
  width: 21px;
  height: 2px;
  margin: 5px auto;
  content: "";
  background: currentColor;
  transition: 0.2s;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 11px 20px;
  color: var(--navy);
  background: var(--gold);
  border: 2px solid var(--gold);
  border-radius: 10px;
  cursor: pointer;
  font-weight: 750;
  line-height: 1.2;
  transition: 0.2s ease;
}

.button:hover {
  color: var(--navy);
  background: #e8bd60;
  border-color: #e8bd60;
  transform: translateY(-2px);
}

.button-outline {
  color: var(--white);
  background: transparent;
  border-color: rgba(255, 255, 255, 0.75);
}

.button-outline:hover {
  color: var(--navy);
  background: var(--white);
  border-color: var(--white);
}

.button-dark {
  color: var(--white);
  background: var(--navy);
  border-color: var(--navy);
}

.button-dark:hover {
  color: var(--white);
  background: var(--navy-soft);
  border-color: var(--navy-soft);
}

.hero {
  min-height: 720px;
  display: grid;
  place-items: center;
  position: relative;
  color: var(--white);
  background:
    linear-gradient(90deg, rgba(3, 12, 31, 0.88) 0%, rgba(3, 12, 31, 0.54) 55%, rgba(3, 12, 31, 0.2) 100%),
    url("../img/cau/hero.jpg") center 33% / cover;
}

.hero-content {
  padding-block: 120px;
}

.hero-copy {
  max-width: 720px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--gold);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow::before {
  width: 34px;
  height: 2px;
  content: "";
  background: currentColor;
}

.hero h1 {
  margin-bottom: 22px;
  color: var(--white);
}

.hero p {
  max-width: 650px;
  margin: 0 0 32px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.1rem, 2vw, 1.4rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.section {
  padding-block: 88px;
}

.section-soft {
  background: #f5f7fa;
}

.section-dark {
  color: rgba(255, 255, 255, 0.85);
  background: var(--navy);
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-head {
  max-width: 720px;
  margin: 0 auto 46px;
  text-align: center;
}

.section-head p {
  margin-bottom: 0;
  color: var(--muted);
}

.quick-grid,
.cards-grid,
.link-grid,
.document-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.quick-card,
.card,
.link-card,
.document-card {
  position: relative;
  padding: 30px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(7, 26, 61, 0.06);
  transition: 0.2s ease;
}

.quick-card:hover,
.card:hover,
.link-card:hover,
.document-card:hover {
  border-color: rgba(215, 166, 64, 0.7);
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}

.card-icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  margin-bottom: 22px;
  color: var(--navy);
  background: var(--cream);
  border-radius: 16px;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.7rem;
  font-weight: 800;
}

.quick-card p,
.card p {
  color: var(--muted);
}

.quick-card .arrow,
.link-card .arrow {
  color: var(--gold-dark);
  font-weight: 800;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  align-items: center;
  gap: 64px;
}

.split-image {
  max-height: 600px;
  margin-inline: auto;
  object-fit: contain;
  filter: drop-shadow(0 20px 28px rgba(7, 26, 61, 0.16));
}

.feature-list,
.requirements-list,
.plain-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li,
.requirements-list li {
  position: relative;
  margin-bottom: 14px;
  padding-left: 30px;
}

.feature-list li::before,
.requirements-list li::before {
  position: absolute;
  top: 0;
  left: 0;
  color: var(--gold-dark);
  content: "✓";
  font-weight: 900;
}

.contact-band {
  padding-block: 60px;
  background: var(--cream);
}

.contact-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.contact-band h2 {
  margin-bottom: 8px;
}

.contact-band p {
  margin: 0;
}

.page-hero {
  position: relative;
  padding-block: 96px;
  color: var(--white);
  background:
    linear-gradient(rgba(7, 26, 61, 0.9), rgba(7, 26, 61, 0.83)),
    url("../img/cau/hero.jpg") center 37% / cover;
}

.page-hero h1 {
  max-width: 900px;
  margin-bottom: 14px;
  color: var(--white);
  font-size: clamp(2.2rem, 4vw, 4rem);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 22px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.9rem;
}

.breadcrumbs a {
  color: var(--gold);
}

.content-narrow {
  width: min(100%, 850px);
  margin-inline: auto;
}

.prose {
  font-size: 1.04rem;
}

.prose h2 {
  margin-top: 42px;
}

.prose h3 {
  margin-top: 30px;
}

.prose strong {
  color: var(--navy);
}

.values {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.value {
  padding: 10px 16px;
  color: var(--navy);
  background: var(--cream);
  border: 1px solid #e7d7b7;
  border-radius: 999px;
  font-weight: 750;
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 24px;
}

.person {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 8px 24px rgba(7, 26, 61, 0.08);
}

.person img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  object-position: top;
}

.person-body {
  padding: 18px;
  text-align: center;
}

.person h2 {
  margin-bottom: 8px;
  font-size: 1rem;
  line-height: 1.35;
}

.person p {
  margin: 0;
  color: var(--gold-dark);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.notice {
  margin-block: 28px;
  padding: 20px 22px;
  background: #fff9e8;
  border-left: 5px solid var(--gold);
  border-radius: 10px;
}

.price-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin-block: 28px;
}

.price-card {
  padding: 24px;
  background: #f7f9fc;
  border: 1px solid var(--line);
  border-radius: 14px;
}

.price-card strong {
  display: block;
  margin-top: 12px;
  color: var(--gold-dark);
  font-size: 1.35rem;
}

.source-image {
  margin-top: 42px;
  padding: 20px;
  background: #f7f9fc;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.source-image summary {
  cursor: pointer;
  color: var(--navy);
  font-weight: 750;
}

.source-image img {
  margin: 20px auto 0;
  border: 1px solid var(--line);
}

.publication {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 36px;
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.publication img {
  width: 100%;
  height: 100%;
  min-height: 420px;
  object-fit: cover;
}

.publication-body {
  padding: 42px 42px 42px 0;
}

.publication-date {
  color: var(--gold-dark);
  font-weight: 750;
}

.link-card {
  display: flex;
  min-height: 130px;
  flex-direction: column;
  justify-content: space-between;
}

.link-card h2 {
  margin-bottom: 18px;
  font-size: 1.05rem;
}

.document-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.document-card {
  display: flex;
  align-items: center;
  gap: 18px;
}

.document-card .card-icon {
  flex: 0 0 52px;
  margin: 0;
}

.document-card h3 {
  margin: 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
}

.contact-panel,
.form-panel {
  padding: 36px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-item {
  padding-block: 18px;
  border-bottom: 1px solid var(--line);
}

.contact-item:last-child {
  border-bottom: 0;
}

.contact-item strong {
  display: block;
  margin-bottom: 5px;
  color: var(--navy);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.form-field {
  display: grid;
  gap: 7px;
}

.form-field.full {
  grid-column: 1 / -1;
}

.form-field label {
  color: var(--navy);
  font-weight: 700;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #cfd4dc;
  border-radius: 9px;
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: var(--gold);
  outline: 3px solid rgba(215, 166, 64, 0.2);
}

.form-message {
  min-height: 1.5em;
  margin: 14px 0 0;
  color: var(--navy);
  font-weight: 700;
}

.site-footer {
  color: rgba(255, 255, 255, 0.78);
  background: #03102a;
}

.footer-main {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1.15fr;
  gap: 36px;
  padding-block: 64px 44px;
}

.footer-brand img {
  width: 120px;
  margin-bottom: 18px;
}

.footer-brand p {
  max-width: 270px;
}

.site-footer h2 {
  margin-bottom: 18px;
  color: var(--white);
  font-family: inherit;
  font-size: 1rem;
}

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

.site-footer li {
  margin-bottom: 9px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.78);
}

.site-footer a:hover {
  color: var(--gold);
}

.footer-bottom {
  padding-block: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-size: 0.88rem;
}

.scroll-top {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 900;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  color: var(--navy);
  background: var(--gold);
  border: 0;
  border-radius: 50%;
  box-shadow: var(--shadow);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: 0.2s;
}

.scroll-top.visible {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 1050px) {
  .nav-toggle {
    display: block;
  }

  .header-cta {
    display: none;
  }

  .main-nav {
    position: fixed;
    inset: 82px 0 0;
    padding: 22px;
    visibility: hidden;
    opacity: 0;
    background: var(--navy);
    transform: translateX(100%);
    transition: 0.25s ease;
  }

  .nav-open .main-nav {
    visibility: visible;
    opacity: 1;
    transform: translateX(0);
  }

  .nav-list {
    align-items: stretch;
    flex-direction: column;
  }

  .nav-link,
  .dropdown-toggle {
    width: 100%;
    justify-content: space-between;
    padding: 14px;
    font-size: 0.9rem;
  }

  .dropdown-menu {
    position: static;
    display: none;
    min-width: 0;
    margin: 0 10px 8px;
    visibility: visible;
    opacity: 1;
    box-shadow: none;
    transform: none;
  }

  .nav-item.open > .dropdown-menu {
    display: block;
  }

  .board-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .footer-main {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 760px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .brand {
    min-width: 0;
  }

  .brand img {
    width: 54px;
    height: 54px;
  }

  .brand span {
    max-width: 180px;
    font-size: 0.9rem;
  }

  .header-inner {
    min-height: 74px;
  }

  .main-nav {
    inset-block-start: 74px;
  }

  .hero {
    min-height: 680px;
    background-position: 54% center;
  }

  .hero-content {
    padding-block: 90px;
  }

  .section {
    padding-block: 64px;
  }

  .quick-grid,
  .cards-grid,
  .link-grid,
  .document-grid,
  .split,
  .contact-grid,
  .price-grid,
  .publication {
    grid-template-columns: 1fr;
  }

  .split {
    gap: 34px;
  }

  .publication-body {
    padding: 28px;
  }

  .publication img {
    min-height: 320px;
  }

  .board-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  .person-body {
    padding: 14px 10px;
  }

  .contact-band-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .form-grid,
  .footer-main {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 430px) {
  .brand span {
    max-width: 150px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .board-grid {
    grid-template-columns: 1fr;
  }

  .person img {
    aspect-ratio: 4 / 4.5;
  }
}

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