:root {
  --c-blue-deep: #0B1F3A;
  --c-blue: #1D4E89;
  --c-blue-teal: #0A3D62;
  --c-orange: #FF6B00;
  --c-red: #E63946;
  --c-purple: #6C5CE7;
  --c-moon: #F5F7FA;
  --c-ink: #121212;
  --c-white: #FFFFFF;

  --font-headline: "DIN Alternate", "Arial Narrow", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;

  --container-lg: 1200px;
  --container-md: 860px;
  --container-sm: 620px;
  --rail-width: 88px;
  --header-h: 64px;

  --shadow-1: 0 4px 14px rgba(11, 31, 58, 0.14);
  --shadow-2: 0 8px 26px rgba(11, 31, 58, 0.22);
  --shadow-3: 0 16px 38px rgba(11, 31, 58, 0.30);

  --radius-1: 8px;
  --radius-2: 16px;
  --radius-pill: 999px;

  --border-w: 3px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--c-ink);
  background-color: var(--c-moon);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

ul, ol {
  list-style: none;
}

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

a:hover {
  color: var(--c-orange);
}

:focus-visible {
  outline: 4px solid var(--c-orange);
  outline-offset: 3px;
}

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

.container {
  width: 100%;
  max-width: var(--container-lg);
  margin: 0 auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

#main-content {
  display: block;
  min-height: 72vh;
  padding-top: calc(var(--header-h) + var(--space-4));
}

.site-skip-link {
  position: fixed;
  top: -999px;
  left: var(--space-4);
  z-index: 3000;
  display: inline-block;
  padding: 0.8rem 1.4rem;
  background: var(--c-orange);
  color: var(--c-white);
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 0.95rem;
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-pill);
  box-shadow: 4px 4px 0 var(--c-blue-deep);
  transition: top 0.2s ease;
}

.site-skip-link:focus {
  top: var(--space-3);
  color: var(--c-white);
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 5px;
  z-index: 2600;
  background: linear-gradient(90deg, var(--c-orange), var(--c-red));
  transform-origin: left center;
  transform: scaleX(0);
  transition: transform 0.08s linear;
  border-radius: 0 4px 4px 0;
}

.brand-rail {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--rail-width);
  z-index: 2200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) 0;
  background: linear-gradient(180deg, var(--c-blue-deep) 0%, var(--c-blue) 55%, var(--c-blue-teal) 100%);
  border-right: 4px solid var(--c-orange);
  box-shadow: 4px 0 20px rgba(11, 31, 58, 0.35);
}

.brand-rail__mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 3px solid rgba(245, 247, 250, 0.35);
  border-radius: 14px;
  background: rgba(255, 107, 0, 0.18);
  font-family: var(--font-headline);
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--c-orange);
  transform: rotate(-8deg);
  box-shadow: 3px 3px 0 rgba(11, 31, 58, 0.45);
}

.brand-rail__text {
  writing-mode: vertical-rl;
  font-family: var(--font-headline);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.62);
}

.brand-rail__code {
  font-family: var(--font-headline);
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  color: var(--c-orange);
  border: 2px solid rgba(255, 107, 0, 0.55);
  border-radius: var(--radius-pill);
  padding: 0.28rem 0.5rem;
  background: rgba(255, 107, 0, 0.08);
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  height: var(--header-h);
  padding: 8px var(--space-4);
  display: flex;
  align-items: center;
}

.site-header__inner {
  position: relative;
  width: 100%;
  max-width: var(--container-lg);
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 0 var(--space-3) 0 var(--space-4);
  background: rgba(245, 247, 250, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-2);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}

.site-header.is-scrolled .site-header__inner {
  background: rgba(11, 31, 58, 0.94);
  border-color: rgba(245, 247, 250, 0.22);
  box-shadow: 0 10px 34px rgba(11, 31, 58, 0.38);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.site-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: var(--c-blue-deep);
  border: 3px solid var(--c-orange);
  font-family: var(--font-headline);
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--c-moon);
  box-shadow: 2px 2px 0 var(--c-orange);
  transform: rotate(-4deg);
  transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease;
}

.site-brand__meta {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.site-brand__name {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  color: var(--c-blue-deep);
  transition: color 0.3s ease;
}

.site-brand__tag {
  font-size: 0.64rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: rgba(11, 31, 58, 0.66);
  transition: color 0.3s ease;
}

.site-header.is-scrolled .site-brand__mark {
  background: var(--c-orange);
  border-color: var(--c-moon);
  color: var(--c-white);
  box-shadow: 2px 2px 0 rgba(245, 247, 250, 0.35);
}

.site-header.is-scrolled .site-brand__name {
  color: var(--c-moon);
}

.site-header.is-scrolled .site-brand__tag {
  color: rgba(245, 247, 250, 0.58);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 10px;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
  color: var(--c-blue-deep);
  border-radius: var(--radius-pill);
  transition: color 0.2s ease, background-color 0.2s ease;
}

.site-nav__index {
  font-size: 0.56rem;
  font-weight: 800;
  color: var(--c-orange);
  letter-spacing: 0;
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--c-orange);
  background: rgba(255, 107, 0, 0.10);
}

.site-nav__link[aria-current="page"] {
  background: var(--c-orange);
  color: var(--c-white);
  box-shadow: 2px 2px 0 rgba(11, 31, 58, 0.35);
}

.site-nav__link[aria-current="page"] .site-nav__index {
  color: var(--c-white);
  opacity: 0.85;
}

.site-header.is-scrolled .site-nav__link {
  color: var(--c-moon);
}

.site-header.is-scrolled .site-nav__link:hover,
.site-header.is-scrolled .site-nav__link:focus-visible {
  color: var(--c-orange);
  background: rgba(255, 107, 0, 0.14);
}

.site-header.is-scrolled .site-nav__link[aria-current="page"] {
  background: var(--c-orange);
  color: var(--c-white);
  box-shadow: 2px 2px 0 rgba(11, 31, 58, 0.55);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 1.1rem;
  background: var(--c-orange);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-pill);
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--c-white);
  box-shadow: 3px 3px 0 rgba(11, 31, 58, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.header-cta:hover {
  transform: translate(-1px, -1px);
  box-shadow: 5px 5px 0 rgba(11, 31, 58, 0.4);
  background: #ff8533;
  color: var(--c-white);
}

.header-cta__arrow {
  transition: transform 0.2s ease;
}

.header-cta:hover .header-cta__arrow {
  transform: translateX(3px);
}

.site-header.is-scrolled .header-cta {
  border-color: var(--c-moon);
  box-shadow: 3px 3px 0 rgba(245, 247, 250, 0.3);
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  background: var(--c-blue-deep);
  border: 3px solid var(--c-orange);
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 2px 2px 0 rgba(11, 31, 58, 0.35);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.nav-toggle:hover {
  transform: translate(-1px, -1px);
  box-shadow: 4px 4px 0 rgba(11, 31, 58, 0.4);
}

.nav-toggle__bars {
  display: flex;
  flex-direction: column;
  gap: 5px;
  width: 18px;
}

.nav-toggle__bar {
  height: 2px;
  width: 100%;
  background: var(--c-moon);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.site-footer {
  position: relative;
  background: var(--c-blue-deep);
  color: var(--c-moon);
  overflow: hidden;
  padding-top: var(--space-6);
  margin-top: var(--space-6);
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, var(--c-orange) 0%, var(--c-red) 35%, var(--c-purple) 70%, var(--c-blue) 100%);
  z-index: 3;
}

.site-footer__inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-lg);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  padding: 0 var(--space-4) var(--space-5);
}

.footer-brand__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.footer-brand__link:hover .footer-brand__name {
  color: var(--c-orange);
}

.footer-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--c-orange);
  border: 3px solid var(--c-moon);
  font-family: var(--font-headline);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--c-white);
  box-shadow: 3px 3px 0 rgba(245, 247, 250, 0.25);
  transform: rotate(-4deg);
}

.footer-brand__name {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.5rem;
  color: var(--c-moon);
  transition: color 0.2s ease;
}

.footer-brand__desc {
  font-size: 0.92rem;
  line-height: 1.7;
  color: rgba(245, 247, 250, 0.74);
  max-width: 38ch;
  margin-bottom: var(--space-3);
}

.footer-brand__trust {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--c-moon);
  background: rgba(255, 107, 0, 0.14);
  border: 2px solid rgba(255, 107, 0, 0.45);
  border-radius: var(--radius-pill);
  padding: 0.45rem 0.85rem;
}

.footer-brand__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-orange);
  box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.3);
  animation: pulse 2s ease-out infinite;
}

@keyframes pulse {
  0%, 100% {
    box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.32);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(255, 107, 0, 0.13);
  }
}

.footer-col__title {
  font-family: var(--font-headline);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-orange);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid rgba(255, 107, 0, 0.35);
}

.footer-col__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(245, 247, 250, 0.82);
  transition: color 0.2s ease, transform 0.2s ease;
}

.footer-link::before {
  content: "▸";
  color: var(--c-orange);
  font-size: 0.7rem;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.footer-link:hover {
  color: var(--c-orange);
  transform: translateX(4px);
}

.footer-link:hover::before {
  opacity: 1;
  transform: translateX(0);
}

.footer-contact__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer-contact__item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-bottom: var(--space-2);
  border-bottom: 1px dashed rgba(245, 247, 250, 0.2);
}

.footer-contact__item:last-child {
  border-bottom: 0;
}

.footer-contact__label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.5);
}

.footer-contact__value {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--c-moon);
}

.site-footer__bottom {
  position: relative;
  z-index: 2;
  max-width: var(--container-lg);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-4) calc(var(--space-5) + 20px);
  border-top: 1px solid rgba(245, 247, 250, 0.16);
}

.footer-copyright {
  font-size: 0.8rem;
  color: rgba(245, 247, 250, 0.6);
}

.footer-domain {
  color: var(--c-orange);
  font-weight: 700;
}

.footer-domain:hover {
  color: var(--c-moon);
}

.footer-icp {
  font-size: 0.8rem;
  color: rgba(245, 247, 250, 0.6);
  font-weight: 600;
}

.footer-deco {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
}

.footer-deco--left {
  width: 320px;
  height: 320px;
  right: 12%;
  top: -140px;
  background: radial-gradient(circle, rgba(255, 107, 0, 0.22) 0%, transparent 68%);
}

.footer-deco--right {
  width: 260px;
  height: 260px;
  left: -90px;
  bottom: -100px;
  background: radial-gradient(circle, rgba(108, 92, 231, 0.30) 0%, transparent 68%);
}

.back-to-top {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 3000;
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: 0.55rem 0.95rem;
  background: var(--c-orange);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-pill);
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--c-white);
  box-shadow: 4px 4px 0 rgba(11, 31, 58, 0.35);
  cursor: pointer;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease, box-shadow 0.2s ease;
}

.back-to-top.is-visible {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top:hover,
.back-to-top:focus-visible {
  box-shadow: 6px 6px 0 rgba(11, 31, 58, 0.42);
  transform: translateY(-2px);
}

.back-to-top__arrow {
  font-size: 1rem;
  line-height: 1;
}

.back-to-top__text {
  font-size: 0.7rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.7rem 1.4rem;
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 0.88rem;
  letter-spacing: 0.04em;
  color: var(--c-white);
  background: var(--c-blue);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-1);
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease, color 0.2s ease;
}

.btn:hover {
  color: var(--c-white);
  transform: translate(-2px, -2px);
}

.btn--primary {
  background: var(--c-orange);
  border-color: var(--c-blue-deep);
  box-shadow: 4px 4px 0 var(--c-blue-deep);
}

.btn--primary:hover {
  background: #ff8533;
  box-shadow: 6px 6px 0 var(--c-blue-deep);
}

.btn--ghost {
  background: transparent;
  color: var(--c-blue-deep);
  border-color: var(--c-blue-deep);
  box-shadow: none;
}

.btn--ghost:hover {
  background: var(--c-moon);
  color: var(--c-orange);
  border-color: var(--c-orange);
}

.btn--light {
  background: var(--c-moon);
  color: var(--c-blue-deep);
  border-color: var(--c-blue-deep);
}

.btn--light:hover {
  background: var(--c-white);
  color: var(--c-orange);
}

.section {
  position: relative;
  padding: var(--space-6) var(--space-4);
}

.section--moon {
  background: var(--c-moon);
}

.section--deep {
  background: var(--c-blue-deep);
  color: var(--c-moon);
}

.section--blue {
  background: var(--c-blue);
  color: var(--c-white);
}

.section--teal {
  background: var(--c-blue-teal);
  color: var(--c-moon);
}

.section--ink {
  background: var(--c-ink);
  color: var(--c-moon);
}

.section__inner {
  position: relative;
  z-index: 2;
  max-width: var(--container-lg);
  margin: 0 auto;
}

.section-title {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--c-blue-deep);
  margin-bottom: var(--space-3);
}

.section--deep .section-title,
.section--blue .section-title,
.section--teal .section-title,
.section--ink .section-title {
  color: var(--c-white);
}

.section-title__accent {
  color: var(--c-orange);
}

.section-lead {
  max-width: 58ch;
  font-size: 1.02rem;
  line-height: 1.7;
  color: var(--c-ink);
  margin-bottom: var(--space-4);
}

.section--deep .section-lead,
.section--blue .section-lead,
.section--teal .section-lead,
.section--ink .section-lead {
  color: rgba(245, 247, 250, 0.75);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  background: var(--c-white);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-1);
  box-shadow: 4px 4px 0 rgba(11, 31, 58, 0.12);
  font-size: 0.84rem;
}

.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumbs__item + .breadcrumbs__item::before {
  content: "▶";
  font-size: 0.55rem;
  color: var(--c-orange);
}

.breadcrumbs__link {
  color: var(--c-blue);
  font-weight: 700;
  transition: color 0.2s ease;
}

.breadcrumbs__link:hover {
  color: var(--c-orange);
}

.breadcrumbs__item[aria-current="page"] {
  color: var(--c-ink);
  font-weight: 800;
}

.info-card {
  position: relative;
  background: var(--c-white);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-2);
  padding: var(--space-4);
  box-shadow: 6px 6px 0 var(--c-blue-deep);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.info-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 10px 10px 0 var(--c-blue-deep);
}

.info-card--deep {
  background: var(--c-blue-deep);
  color: var(--c-moon);
  border-color: var(--c-blue-deep);
  box-shadow: 6px 6px 0 var(--c-orange);
}

.info-card--deep:hover {
  box-shadow: 10px 10px 0 var(--c-orange);
}

.info-card__title {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: 1.14rem;
  color: var(--c-blue-deep);
  margin-bottom: var(--space-2);
}

.info-card--deep .info-card__title {
  color: var(--c-white);
}

.info-card__text {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--c-ink);
}

.info-card--deep .info-card__text {
  color: rgba(245, 247, 250, 0.75);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 0.22rem 0.6rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  border-radius: var(--radius-pill);
  border: 2px solid currentColor;
  white-space: nowrap;
}

.tag--orange { color: var(--c-orange); }
.tag--red { color: var(--c-red); }
.tag--purple { color: var(--c-purple); }
.tag--blue { color: var(--c-blue); }
.tag--moon {
  color: var(--c-moon);
  border-color: rgba(245, 247, 250, 0.5);
}

.stat-block {
  text-align: center;
  background: var(--c-blue-deep);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-2);
  padding: var(--space-4);
  box-shadow: 6px 6px 0 var(--c-orange);
  transition: transform 0.25s var(--ease-out), box-shadow 0.25s var(--ease-out);
}

.stat-block:hover {
  transform: translate(-2px, -2px);
  box-shadow: 8px 8px 0 var(--c-orange);
}

.stat-block__num {
  font-family: var(--font-headline);
  font-weight: 800;
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  line-height: 1;
  color: var(--c-orange);
}

.stat-block__label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 247, 250, 0.72);
  margin-top: var(--space-2);
  display: block;
}

.media {
  position: relative;
  display: block;
  width: 100%;
  overflow: hidden;
  background: var(--c-blue-deep);
  border: 3px solid var(--c-blue-deep);
  border-radius: var(--radius-2);
  aspect-ratio: 16 / 9;
}

.media--portrait {
  aspect-ratio: 3 / 4;
}

.media--square {
  aspect-ratio: 1 / 1;
}

.media--wide {
  aspect-ratio: 21 / 9;
}

.media--hero {
  border: 0;
  border-radius: 0;
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
}

.media__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--c-blue-deep) 0%, var(--c-blue) 100%);
  color: rgba(245, 247, 250, 0.28);
  font-family: var(--font-headline);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.grid-2,
.grid-3,
.grid-4 {
  display: grid;
  gap: var(--space-4);
}

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

@media (min-width: 640px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s var(--ease-out), transform 0.55s var(--ease-out);
}

[data-reveal="left"] {
  transform: translateX(-40px);
}

[data-reveal="right"] {
  transform: translateX(40px);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (min-width: 768px) {
  :root {
    --header-h: 72px;
  }

  .site-header {
    padding-left: var(--space-5);
    padding-right: var(--space-5);
  }

  .site-footer__inner {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-col--contact {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .site-header {
    left: var(--rail-width);
  }

  #main-content {
    margin-left: var(--rail-width);
  }

  .site-footer {
    margin-left: var(--rail-width);
  }

  .site-footer__inner {
    grid-template-columns: 1.6fr 1fr 1fr 1.4fr;
  }

  .footer-col--contact {
    grid-column: auto;
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    display: block;
  }
}

@media (max-width: 1023px) {
  .brand-rail {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    background: var(--c-blue-deep);
    border: 3px solid var(--c-moon);
    border-radius: var(--radius-2);
    box-shadow: 0 16px 42px rgba(11, 31, 58, 0.5);
    padding: var(--space-3);
    display: none;
    z-index: 3000;
  }

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

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-1);
  }

  .site-nav__link {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-3);
    color: var(--c-moon);
    font-size: 1rem;
    border: 2px solid transparent;
    border-radius: var(--radius-1);
  }

  .site-nav__link:hover,
  .site-nav__link:focus-visible {
    color: var(--c-orange);
    background: rgba(255, 107, 0, 0.12);
    border-color: rgba(255, 107, 0, 0.4);
  }

  .site-nav__link[aria-current="page"] {
    background: var(--c-orange);
    color: var(--c-white);
    border-color: var(--c-orange);
    box-shadow: 3px 3px 0 rgba(245, 247, 250, 0.18);
  }

  .site-nav__link[aria-current="page"] .site-nav__index {
    color: var(--c-white);
  }

  .site-nav__index {
    margin-left: auto;
    color: var(--c-orange);
  }
}

@media (max-width: 767px) {
  .site-header {
    padding: 6px 12px;
  }

  .site-header__inner {
    padding-left: var(--space-3);
    padding-right: var(--space-2);
    border-width: 3px;
  }

  .site-brand__tag {
    display: none;
  }

  .site-brand__name {
    font-size: 0.96rem;
  }

  .site-brand__mark {
    width: 34px;
    height: 34px;
    font-size: 1.1rem;
  }

  .header-cta {
    display: none;
  }
}

@media (max-width: 479px) {
  .site-footer__inner {
    gap: var(--space-4);
  }

  .back-to-top__text {
    display: none;
  }

  .back-to-top {
    padding: 0.65rem;
    border-radius: 50%;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal] {
    opacity: 1 !important;
    transform: none !important;
  }

  .footer-brand__dot {
    box-shadow: none;
  }
}