:root {
  --color-primary: #0A1F44;
  --color-accent: #FF6B00;
  --color-gold: #D4AF37;
  --color-light: #F5F7FA;
  --color-dark: #1A1A2E;
  --color-subtle: #D0E1FF;
  --color-burgundy: #5C2E3E;
  --color-text-light: #FFFFFF;
  --font-head: 'Montserrat', 'Arial Black', 'Helvetica Neue', sans-serif;
  --font-body: 'Roboto', Helvetica, Arial, sans-serif;
  --header-h: 76px;
  --gap: 24px;
  --ease-out: cubic-bezier(.25, .1, .2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  background: var(--color-light);
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-dark);
  background: var(--color-light);
}

main {
  display: block;
  width: 100%;
  flex: 1 0 auto;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-head);
  font-weight: 900;
  text-transform: uppercase;
  line-height: 1.05;
  color: var(--color-primary);
}

h1 {
  font-size: 56px;
}

h2 {
  font-size: 40px;
}

h3 {
  font-size: 28px;
}

p {
  margin-bottom: 1em;
}

a {
  color: var(--color-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

ul,
ol {
  list-style: none;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container-max {
  width: min(100% - 48px, 1280px);
  margin-inline: auto;
}

.section {
  padding-block: 56px 64px;
}

.section--dark {
  background: var(--color-primary);
  color: var(--color-text-light);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: var(--color-text-light);
}

.section--dark .note {
  color: var(--color-dark);
}

.section--burgundy {
  background: var(--color-burgundy);
  color: var(--color-text-light);
}

.section--burgundy h1,
.section--burgundy h2,
.section--burgundy h3 {
  color: var(--color-text-light);
}

.section--tint {
  background: var(--color-subtle);
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 300;
  padding: 12px 18px;
  background: var(--color-accent);
  color: var(--color-text-light);
  font-weight: 700;
  text-decoration: none;
  transition: top .2s ease;
}

.skip-link:focus-visible {
  top: 16px;
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-primary);
  color: var(--color-text-light);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}

.site-header__strip {
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-primary) 55%, var(--color-accent) 100%);
}

.site-header__inner {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--header-h);
}

.site-header__brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  color: var(--color-text-light);
  text-decoration: none;
}

.site-header__brand:hover,
.site-header__brand:focus-visible {
  color: var(--color-text-light);
}

.site-header__brand-mark {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  background: var(--color-accent);
  color: var(--color-text-light);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 22px;
  clip-path: polygon(0 0, 100% 0, 100% 62%, 70% 100%, 0 100%);
}

.site-header__brand-text {
  display: flex;
  flex-direction: column;
}

.site-header__brand-name {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 20px;
  line-height: 1.1;
  letter-spacing: .02em;
}

.site-header__brand-tag {
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--color-gold);
}

.site-header__nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.site-header__nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.site-header__nav-link {
  position: relative;
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  padding: 26px 6px 20px;
  color: rgba(255, 255, 255, .82);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  text-decoration: none;
  transition: color .18s ease;
}

.site-header__nav-link::before {
  content: attr(data-index);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  color: var(--color-gold);
  opacity: .85;
  vertical-align: super;
}

.site-header__nav-link::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 12px;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transform-origin: right center;
  transition: transform .28s var(--ease-out);
}

.site-header__nav-link:hover,
.site-header__nav-link:focus-visible,
.site-header__nav-link[aria-current="page"] {
  color: var(--color-text-light);
}

.site-header__nav-link:hover::after,
.site-header__nav-link:focus-visible::after,
.site-header__nav-link[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left center;
}

.site-header__nav-link[aria-current="page"]::after {
  background: var(--color-gold);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 22px;
  border: 0;
  background: var(--color-accent);
  color: var(--color-text-light);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 14px;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: .06em;
  text-decoration: none;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.btn:hover,
.btn:focus-visible {
  background: var(--color-gold);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn--accent {
  background: var(--color-accent);
  color: var(--color-text-light);
}

.btn--accent:hover,
.btn--accent:focus-visible {
  background: var(--color-gold);
  color: var(--color-primary);
}

.btn--ghost {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  clip-path: none;
  padding: 12px 20px;
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: var(--color-primary);
  color: var(--color-text-light);
  transform: translateY(-2px);
}

.site-header__cta {
  margin-left: 4px;
  padding: 10px 18px;
  font-size: 13px;
}

.nav-toggle {
  display: none;
}

.nav-toggle__line {
  display: block;
  width: 16px;
  height: 2px;
  background: var(--color-text-light);
}

.site-footer {
  background: #081636;
  color: rgba(255, 255, 255, .78);
}

.site-footer__accent {
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-gold) 55%, var(--color-primary) 100%);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr;
  gap: 48px;
  padding-block: 56px 40px;
}

.site-footer__brand {
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 26px;
  color: var(--color-text-light);
  text-decoration: none;
  letter-spacing: .02em;
}

.site-footer__brand:hover,
.site-footer__brand:focus-visible {
  color: var(--color-gold);
}

.site-footer__slogan {
  margin-top: 8px;
  color: var(--color-gold);
  font-weight: 600;
  letter-spacing: .06em;
}

.site-footer__trust {
  max-width: 34em;
  margin-top: 18px;
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, .62);
}

.site-footer__columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.site-footer__heading {
  margin-bottom: 14px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--color-text-light);
}

.site-footer__links {
  display: grid;
  gap: 8px;
}

.site-footer__link {
  display: inline-block;
  color: rgba(255, 255, 255, .74);
  font-size: 15px;
  text-decoration: none;
  transition: color .2s ease, padding-left .2s ease;
}

.site-footer__link:hover,
.site-footer__link:focus-visible {
  color: var(--color-accent);
  padding-left: 6px;
}

.site-footer__link--inline {
  display: inline-flex;
  align-items: center;
}

.site-footer__link--inline:hover,
.site-footer__link--inline:focus-visible {
  padding-left: 0;
  color: var(--color-gold);
}

.site-footer__contact {
  display: grid;
  align-content: start;
  gap: 10px;
  font-size: 15px;
}

.site-footer__contact-line {
  margin: 0;
}

.site-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-block: 18px;
}

.site-footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  font-size: 13px;
  color: rgba(255, 255, 255, .6);
}

.site-footer__copyright {
  margin: 0;
}

.site-footer__legal {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer__legal-link {
  padding: 4px 0;
  color: rgba(255, 255, 255, .7);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color .2s ease, border-color .2s ease;
}

.site-footer__legal-link:hover,
.site-footer__legal-link:focus-visible {
  color: var(--color-gold);
  border-bottom-color: var(--color-gold);
}

.site-footer__icp {
  margin: 0;
  letter-spacing: .03em;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
  margin: 0 0 24px;
  font-size: 13px;
}

.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "/";
  color: var(--color-gold);
}

.breadcrumbs__link {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumbs__link:hover,
.breadcrumbs__link:focus-visible {
  color: var(--color-accent);
}

.breadcrumbs__current {
  color: rgba(26, 26, 46, .68);
}

.meta-index,
.meta-label {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.meta-index {
  color: var(--color-gold);
  margin-bottom: 8px;
}

.meta-index::before {
  content: "// ";
  color: var(--color-accent);
}

.meta-label {
  color: var(--color-accent);
  margin-bottom: 8px;
}

.grid {
  display: grid;
  gap: var(--gap);
}

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

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

.grid--cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  position: relative;
  padding: 26px 24px 24px;
  background: var(--color-text-light);
  border: 1px solid #E1E7F0;
  border-left: 3px solid var(--color-primary);
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.card:hover,
.card:focus-within {
  border-left-color: var(--color-accent);
  box-shadow: 8px 8px 0 rgba(10, 31, 68, .06);
  transform: translate(-2px, -2px);
}

.card__index {
  display: block;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: .12em;
}

.card__title {
  margin: 10px 0 8px;
  font-size: 22px;
}

.card__text {
  font-size: 15px;
  color: rgba(26, 26, 46, .72);
}

.panel {
  padding: 32px;
  background: var(--color-primary);
  color: var(--color-text-light);
  clip-path: polygon(0 0, calc(100% - 32px) 0, 100% 32px, 100% 100%, 32px 100%, 0 calc(100% - 32px));
}

.panel h2,
.panel h3 {
  color: var(--color-text-light);
}

.panel--accent {
  background: var(--color-accent);
  color: var(--color-primary);
}

.panel--accent h2,
.panel--accent h3 {
  color: var(--color-primary);
}

.list-index {
  display: grid;
  border-top: 1px solid #DFE5EE;
}

.list-index__item {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 15px 4px;
  border-bottom: 1px solid #DFE5EE;
}

.list-index__num {
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 700;
  color: var(--color-gold);
  letter-spacing: .08em;
}

.list-index__link {
  font-weight: 600;
  color: var(--color-primary);
  text-decoration: none;
  transition: color .2s ease;
}

.list-index__link:hover,
.list-index__link:focus-visible {
  color: var(--color-accent);
}

.data-sheet {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-sheet th {
  padding: 10px 8px;
  border-bottom: 2px solid var(--color-primary);
  text-align: left;
  font-family: var(--font-head);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-primary);
}

.data-sheet td {
  padding: 10px 8px;
  border-bottom: 1px solid #E1E7F0;
}

.img-ratio {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 120px;
  background: linear-gradient(135deg, var(--color-subtle) 0%, var(--color-light) 100%);
  aspect-ratio: var(--ratio, 16 / 9);
}

.img-ratio::before {
  content: attr(data-label);
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 16px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-align: center;
  color: rgba(10, 31, 68, .55);
}

.img-caption {
  margin-top: 8px;
  font-size: 13px;
  color: rgba(26, 26, 46, .6);
}

.note {
  padding: 16px 20px;
  margin: 24px 0;
  background: var(--color-subtle);
  border-left: 3px solid var(--color-primary);
  font-size: 14px;
}

.note--warning {
  background: #FFF3E5;
  border-left-color: var(--color-accent);
}

.rule {
  height: 1px;
  margin: 24px 0;
  border: 0;
  background: linear-gradient(90deg, var(--color-gold), rgba(212, 175, 55, 0));
}

.anchor {
  position: relative;
  scroll-margin-top: calc(var(--header-h) + 24px);
}

.scroll-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border: 0;
  background: var(--color-accent);
  color: var(--color-text-light);
  font-family: var(--font-head);
  font-weight: 900;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .08em;
  cursor: pointer;
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  transition: background .2s ease, color .2s ease;
}

.scroll-top:hover,
.scroll-top:focus-visible {
  background: var(--color-gold);
  color: var(--color-primary);
}

.scroll-top[hidden] {
  display: none;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .nav-toggle {
    display: grid;
    grid-template-rows: repeat(3, 2px);
    gap: 5px;
    width: 44px;
    height: 44px;
    padding: 10px;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .22);
    cursor: pointer;
    place-content: center;
  }

  .site-header__nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding: 18px 24px 28px;
    background: var(--color-primary);
    border-top: 1px solid var(--color-accent);
    border-bottom: 1px solid rgba(255, 255, 255, .08);
    box-shadow: 0 24px 40px rgba(4, 12, 28, .35);
  }

  .site-header[data-open] .site-header__nav {
    display: flex;
  }

  .site-header__nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .site-header__nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 13px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, .08);
  }

  .site-header__nav-link::after {
    display: none;
  }

  .site-header__cta {
    width: 100%;
    margin-top: 18px;
    margin-left: 0;
  }

  .site-header[data-open] .nav-toggle__line:nth-child(3) {
    opacity: 0;
  }

  .site-header[data-open] .nav-toggle__line:nth-child(4) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .site-header[data-open] .nav-toggle__line:nth-child(2) {
    transform: translateY(7px) rotate(45deg);
  }

  .site-footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .site-footer__brand-col {
    grid-column: 1 / -1;
  }

  .grid--cols-3,
  .grid--cols-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 32px;
  }

  h3 {
    font-size: 24px;
  }

  .container-max {
    width: min(100% - 32px, 1280px);
  }

  .section {
    padding-block: 40px 48px;
  }

  .site-header__brand-tag {
    display: none;
  }

  .site-header__brand-mark {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }

  .grid--cols-2,
  .grid--cols-3,
  .grid--cols-4 {
    grid-template-columns: 1fr;
  }

  .panel,
  .site-footer__inner {
    clip-path: none;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    padding-block: 40px 32px;
  }

  .site-footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

  .skip-link {
    transition: none;
  }

  .btn,
  .btn:hover,
  .btn:focus-visible,
  .card,
  .card:hover,
  .site-header__nav-link,
  .site-header__nav-link::after,
  .site-footer__link {
    transition: none;
    transform: none;
  }
}