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

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

body {
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: #0B1E3A;
  color: #E8EEF7;
  line-height: 1.6;
  padding-top: 5.5rem;
}

:root {
  --color-bg: #0B1E3A;
  --color-bg-soft: #102A4C;
  --color-bg-raised: #1A3A66;
  --color-gold: #D4AF37;
  --color-gold-soft: #E8C96A;
  --color-purple: #8A2BE2;
  --color-orange: #FF6F00;
  --color-white: #E8EEF7;
  --color-muted: #A9B8D0;
  --color-line: #2A4B7C;
  --font-display: Georgia, "Times New Roman", serif;
  --font-body: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --header-height: 5.5rem;
  --container-width: 1200px;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.5rem;
  --space-6: 4rem;
  --radius: 1.5rem;
  --radius-lg: 2rem;
  --radius-pill: 999px;
  --shadow: 0 1rem 2rem rgba(0, 0, 0, 0.22);
  --transition: 0.22s ease;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.15;
  color: var(--color-white);
  font-weight: 800;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.2rem);
}

h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
}

h3 {
  font-size: 1.4rem;
}

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

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

.container {
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 2000;
  background: var(--color-gold);
  color: var(--color-bg);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-pill);
  font-weight: 700;
  transition: top 0.2s ease;
}

.skip-link:focus-visible {
  top: 1rem;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0;
  background: linear-gradient(to bottom, rgba(11, 30, 58, 0.25), transparent);
  transition: background var(--transition), box-shadow var(--transition);
}

.site-header.is-scrolled {
  background: rgba(11, 30, 58, 0.94);
  box-shadow: 0 1rem 2.5rem rgba(0, 0, 0, 0.24);
}

.header-inner {
  display: flex;
  align-items: center;
  min-height: var(--header-height);
  gap: 2rem;
  position: relative;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  padding-right: 2rem;
  position: relative;
  z-index: 1;
  color: var(--color-white);
  border-right: 1px solid var(--color-line);
}

.brand-mark {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.02em;
  color: var(--color-white);
}

.brand-tag {
  background: var(--color-gold);
  color: var(--color-bg);
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0.15em 0.8em;
  border-radius: var(--radius-pill);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-nav {
  margin-left: auto;
  display: flex;
  align-items: center;
}

.nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 0.6rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-white);
  border-radius: var(--radius-pill);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--color-gold);
  background: rgba(255, 255, 255, 0.04);
}

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

.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.2rem;
  height: 0.125rem;
  background: var(--color-gold);
  border-radius: 1rem;
}

.nav-toggle {
  display: none;
  border: 0;
  background: none;
  color: var(--color-white);
  cursor: pointer;
  margin-left: auto;
  position: relative;
  z-index: 1001;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.nav-toggle-box {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: 1.8rem;
}

.nav-toggle-bar {
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-bar:nth-child(2) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-toggle-text {
  font-size: 0.875rem;
}

.nav-customer {
  margin-left: 1rem;
  padding: 0.55rem 1.35rem;
  border: 1px solid var(--color-gold);
  color: var(--color-gold);
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  transition: background var(--transition), color var(--transition);
}

.nav-customer:hover {
  background: var(--color-gold);
  color: var(--color-bg);
  text-decoration: none;
}

.header-progress {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 0.1875rem;
  width: 100%;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

.header-progress::before {
  content: "";
  display: block;
  height: 100%;
  width: var(--progress, 0%);
  background: linear-gradient(to right, var(--color-orange), var(--color-gold));
  transition: width 0.15s linear;
}

.page-section {
  padding-block: 4rem 5rem;
}

.section-title {
  font-family: var(--font-display);
  color: var(--color-gold);
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  margin-bottom: 1rem;
}

.section-subtitle {
  color: var(--color-muted);
  font-size: 1rem;
  max-width: 48rem;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
  padding-block: 1rem 0;
}

.breadcrumb-sep {
  color: var(--color-gold);
}

.breadcrumb a {
  color: var(--color-muted);
}

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

.breadcrumb [aria-current="page"] {
  color: var(--color-white);
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.8rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.9375rem;
  line-height: 1;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition);
}

.btn-primary {
  background: var(--color-gold);
  color: var(--color-bg);
  border-color: transparent;
}

.btn-primary:hover {
  background: var(--color-gold-soft);
  color: var(--color-bg);
  transform: translateY(-2px);
}

.btn-ghost {
  border-color: var(--color-gold);
  color: var(--color-gold);
  background: transparent;
}

.btn-ghost:hover {
  background: var(--color-gold);
  color: var(--color-bg);
  transform: translateY(-2px);
}

.card {
  background: var(--color-bg-soft);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.card-accent:hover {
  border-color: var(--color-gold);
  box-shadow: 0 0 0 1px var(--color-gold);
}

.data-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.data-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  align-items: baseline;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--color-line);
}

.data-row:last-child {
  border-bottom: 0;
}

.data-label {
  font-size: 0.9375rem;
  color: var(--color-muted);
}

.data-value {
  font-family: var(--font-mono);
  color: var(--color-white);
  font-weight: 700;
}

.slant-panel {
  clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
}

.img-ratio {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-bg-soft);
}

.img-ratio::before {
  content: "";
  display: block;
  padding-top: calc(100% * var(--ratio, 0.56));
}

.img-ratio > .img-cover {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.site-footer {
  background: var(--color-bg-soft);
  border-top: 2px solid var(--color-line);
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 2fr 3fr 3fr;
  gap: 2.5rem;
  padding-block: 3rem 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--color-white);
}

.footer-domain {
  color: var(--color-gold);
  font-family: var(--font-mono);
  font-size: 0.9375rem;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem 2rem;
  font-size: 0.9375rem;
}

.footer-links a {
  color: var(--color-muted);
  transition: color var(--transition);
}

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

.footer-info p {
  margin-bottom: 0.5rem;
}

.footer-address,
.footer-contacts {
  color: var(--color-muted);
}

.footer-bottom {
  border-top: 1px solid var(--color-line);
  padding-block: 1rem 1.5rem;
  font-size: 0.875rem;
  color: var(--color-muted);
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
}

.footer-trust {
  flex-basis: 100%;
  border-left: 3px solid var(--color-gold);
  padding-left: 1rem;
  color: var(--color-muted);
  font-size: 0.875rem;
}

:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (max-width: 820px) {
  :root {
    --header-height: 4.5rem;
  }

  body {
    padding-top: var(--header-height);
  }

  .header-inner {
    min-height: var(--header-height);
  }

  .brand {
    padding-right: 1rem;
  }

  .brand-mark {
    font-size: 1.6rem;
  }

  .nav-customer {
    display: none;
  }

  .site-nav {
    position: fixed;
    inset: 0;
    background: var(--color-bg);
    z-index: 1000;
    padding: 5rem 2rem 2rem;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-start;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform 0.25s ease;
  }

  .site-nav[data-open] {
    transform: translateX(0);
  }

  .nav-list {
    flex-direction: column;
    gap: 0.5rem;
    width: 100%;
  }

  .nav-link {
    display: block;
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1.15rem;
  }

  .nav-toggle {
    display: flex;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
  }

  .footer-bottom-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  .header-progress::before {
    transition: none;
  }
}