:root {
  --color-navy: #0A1F3C;
  --color-navy-deep: #07152A;
  --color-gold: #F5B301;
  --color-red: #E63946;
  --color-light: #F7F7F2;
  --color-dark: #1A1A1A;
  --color-data: #3A7DBD;
  --color-green: #2A9D8F;
  --color-orange: #F4A261;
  --font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --font-mono: "Roboto Mono", "SF Mono", Consolas, "Liberation Mono", monospace;
  --container: 1180px;
  --space: 24px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  background: var(--color-light);
  color: var(--color-dark);
}

main {
  display: block;
}

#main-content:focus {
  outline: none;
}

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

a:hover {
  color: var(--color-red);
}

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

p {
  margin-top: 0;
}

ul,
ol {
  padding-left: 1.25rem;
}

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

.skip-link {
  position: absolute;
  left: var(--space);
  top: -200px;
  z-index: 1100;
  padding: 12px 20px;
  background: var(--color-navy);
  color: var(--color-light);
  font-weight: 700;
  letter-spacing: .08em;
  transition: top .2s ease;
}

.skip-link:focus-visible {
  top: 0;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 4px;
  z-index: 1200;
  background: linear-gradient(90deg, var(--color-gold), var(--color-red));
  box-shadow: 0 0 10px rgba(245, 179, 1, .45);
}

.site-header {
  position: relative;
  background: var(--color-light);
  border-bottom: 1px solid rgba(10, 31, 60, .15);
}

.site-header::after {
  content: "";
  display: block;
  height: 4px;
  background: linear-gradient(90deg, var(--color-red) 0 25%, var(--color-gold) 25% 50%, var(--color-navy) 50% 75%, var(--color-dark) 75%);
}

.header-masthead {
  max-width: var(--container);
  margin: 0 auto;
  padding: 22px var(--space);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space);
}

.header-masthead__side {
  display: none;
  flex-direction: column;
  font-size: .72rem;
  line-height: 1.8;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--color-navy);
}

.header-masthead__side--left {
  align-items: flex-start;
}

.header-masthead__side--right {
  align-items: flex-end;
  text-align: right;
}

.header-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.header-brand__mark {
  position: relative;
  width: 34px;
  height: 34px;
  background: var(--color-navy);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.header-brand__mark::after {
  content: "";
  position: absolute;
  inset: 6px;
  background: var(--color-gold);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.header-brand__text {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: .08em;
  color: var(--color-navy);
  white-space: nowrap;
}

.header-navbar {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0 2rem;
  position: relative;
}

.site-nav {
  display: flex;
  justify-content: center;
  flex: 1 1 auto;
}

.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.nav-item {
  margin: 0;
}

.nav-link {
  display: block;
  padding: 18px 8px;
  margin: 0 10px;
  font-weight: 700;
  font-size: .9rem;
  letter-spacing: .1em;
  color: var(--color-navy);
  border-bottom: 3px solid transparent;
  transition: border-color .2s, color .2s;
}

.nav-link:hover {
  color: var(--color-red);
  border-bottom-color: var(--color-red);
}

.nav-link[aria-current="page"] {
  color: var(--color-red);
  border-bottom-color: var(--color-gold);
}

.header-login {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  background: var(--color-gold);
  color: var(--color-navy);
  font-weight: 900;
  font-size: .9rem;
  letter-spacing: .12em;
  box-shadow: 4px 4px 0 var(--color-navy);
  transition: transform .2s, box-shadow .2s;
  white-space: nowrap;
}

.header-login:hover {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--color-navy);
  color: var(--color-navy);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  background: transparent;
  border: 1px solid var(--color-navy);
  font: inherit;
  color: var(--color-navy);
  cursor: pointer;
}

.nav-toggle__label {
  font-weight: 700;
  font-size: .8rem;
}

.nav-toggle__icon {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.nav-toggle__icon span {
  display: block;
  width: 15px;
  height: 2px;
  background: var(--color-navy);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

.site-footer {
  background: var(--color-navy);
  color: #c7d3e3;
  border-top: 6px solid var(--color-gold);
}

.footer-main {
  max-width: var(--container);
  margin: 0 auto;
  padding: 48px var(--space) 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 900;
  letter-spacing: .08em;
  color: var(--color-light);
}

.footer-brand-link:hover {
  color: var(--color-gold);
}

.footer-brand__mark {
  width: 18px;
  height: 18px;
  background: var(--color-gold);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}

.footer-trust {
  margin: 16px 0 0;
  font-size: .85rem;
  line-height: 1.7;
  color: #a9b7cc;
  max-width: 32ch;
}

.footer-heading {
  margin: 0 0 14px;
  padding-bottom: 8px;
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-gold);
  border-bottom: 1px solid rgba(245, 179, 1, .35);
}

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

.footer-links li {
  margin-bottom: 8px;
}

.footer-links a {
  display: inline-block;
  padding-left: 10px;
  border-left: 2px solid transparent;
  color: #d4dce8;
  font-size: .9rem;
  transition: border-color .2s, color .2s;
}

.footer-links a:hover {
  color: var(--color-gold);
  border-left-color: var(--color-gold);
}

.footer-contact__line {
  margin: 0 0 8px;
  font-size: .85rem;
  color: #b8c5d8;
}

.footer-bottom {
  max-width: var(--container);
  margin: 0 auto;
  padding: 14px var(--space);
  border-top: 1px solid rgba(255, 255, 255, .15);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px 24px;
  font-size: .8rem;
  color: #8fa2bc;
}

.footer-copy,
.footer-icp {
  margin: 0;
}

.container {
  width: min(100% - 2 * var(--space), var(--container));
  margin-inline: auto;
}

.section {
  padding: clamp(48px, 8vw, 96px) 0;
}

.section--alt {
  background: var(--color-light);
  border-block: 1px solid rgba(10, 31, 60, .08);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin: 0 0 8px;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--color-red);
}

.section-title {
  margin: 0 0 16px;
  font-size: clamp(1.5rem, 3vw, 2.5rem);
  line-height: 1.15;
  color: var(--color-navy);
}

.section-intro {
  max-width: 720px;
  margin: 0 0 24px;
  font-size: 1.05rem;
  color: #5a6472;
}

.grid {
  display: grid;
  grid-template-columns: repeat(var(--grid-count, 2), minmax(0, 1fr));
  gap: var(--grid-gap, var(--space));
}

.grid--2 {
  --grid-count: 2;
  --grid-gap: var(--space);
}

.grid--3 {
  --grid-count: 3;
  --grid-gap: var(--space);
}

.grid--4 {
  --grid-count: 4;
  --grid-gap: var(--space);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border: 2px solid var(--color-navy);
  background: transparent;
  color: var(--color-navy);
  font: inherit;
  font-weight: 800;
  font-size: .9rem;
  letter-spacing: .08em;
  cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s;
}

.button--primary {
  background: var(--color-navy);
  color: var(--color-light);
  box-shadow: 4px 4px 0 var(--color-gold);
}

.button--primary:hover {
  transform: translate(1px, 1px);
  box-shadow: 2px 2px 0 var(--color-gold);
  color: var(--color-light);
}

.button--ghost {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: rgba(10, 31, 60, .35);
}

.button--ghost:hover {
  background: var(--color-gold);
  color: var(--color-navy);
}

.card {
  padding: var(--space);
  border: 1px solid rgba(10, 31, 60, .15);
  background: var(--color-light);
  box-shadow: 6px 6px 0 rgba(10, 31, 60, .06);
  transition: transform .2s, box-shadow .2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 10px 10px 0 rgba(10, 31, 60, .08);
}

.stat {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1;
  color: var(--color-navy);
}

.stat::after {
  content: attr(data-unit);
  display: inline-block;
  margin-left: 6px;
  font-size: .5em;
  vertical-align: .35em;
  color: var(--color-red);
  font-family: var(--font-sans);
}

.tag {
  display: inline-block;
  padding: 4px 10px;
  background: var(--color-navy);
  color: var(--color-light);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .12em;
}

.tag--gold {
  background: var(--color-gold);
  color: var(--color-navy);
}

.tag--red {
  background: var(--color-red);
  color: #fff;
}

.media-frame {
  position: relative;
  overflow: hidden;
  min-height: 160px;
  background: var(--color-navy);
}

.media-frame::before {
  content: "";
  display: block;
  padding-top: 62.5%;
}

.media-frame__label {
  position: absolute;
  inset: auto 0 0 0;
  padding: 8px 12px;
  background: rgba(10, 31, 60, .88);
  color: var(--color-light);
  font-size: .75rem;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(10, 31, 60, .12);
  background: var(--color-light);
}

.table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9rem;
  font-family: var(--font-mono);
}

.table-wrap th {
  padding: 12px;
  background: var(--color-navy);
  color: var(--color-light);
  text-align: left;
  font-weight: 700;
  white-space: nowrap;
}

.table-wrap td {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(10, 31, 60, .08);
  white-space: nowrap;
}

.vertical-note {
  writing-mode: vertical-rl;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .3em;
  text-transform: uppercase;
  color: var(--color-data);
  border-left: 2px solid var(--color-gold);
  padding-top: 8px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  list-style: none;
  margin: 0 0 24px;
  padding: 0;
  font-size: .85rem;
}

.breadcrumbs li + li::before {
  content: "/";
  margin-right: 8px;
  color: var(--color-gold);
}

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

.breadcrumbs [aria-current="page"] {
  color: var(--color-red);
  font-weight: 700;
}

@media (max-width: 979px) {
  .nav-toggle {
    display: inline-flex;
  }

  .header-navbar {
    justify-content: flex-end;
    gap: 0 14px;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .site-nav {
    display: none;
    flex: 0 0 100%;
    padding-bottom: 12px;
  }

  .site-nav[data-open] {
    display: block;
  }

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

  .nav-link {
    margin: 0;
    padding: 14px 0;
    border-bottom: 1px solid rgba(10, 31, 60, .1);
  }

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

@media (max-width: 700px) {
  .header-masthead {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .header-brand {
    justify-content: center;
  }

  .header-brand__text {
    font-size: 2rem;
  }

  .footer-main {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}

@media (max-width: 600px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    --grid-count: 1;
  }

  .header-navbar {
    gap: 0 10px;
  }

  .header-login {
    padding: 8px 14px;
    font-size: .8rem;
    box-shadow: 3px 3px 0 var(--color-navy);
  }

  .nav-toggle__label {
    display: none;
  }
}

@media (min-width: 700px) {
  .header-masthead__side {
    display: flex;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }

  html {
    scroll-behavior: auto;
  }

  .scroll-progress {
    display: none;
  }
}