:root {
  --color-red: #E30613;
  --color-blue: #004B87;
  --color-gold: #FFD700;
  --color-dark: #1A1A1A;
  --color-light: #F5F5F5;
  --color-white: #FFFFFF;
  --color-black: #111111;
  --glass: rgba(255, 255, 255, 0.08);
  --glass-blur: 16px;
  --font-heading: 'Helvetica Neue', 'Arial', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', sans-serif;
  --font-mono: 'Courier New', monospace;
  --nav-height: 68px;
  --max-width: 1280px;
  --grid-gap: 24px;
}
*,
*::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-weight: 400;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-black);
  background-color: var(--color-light);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img,
svg,
video {
  max-width: 100%;
  display: block;
  height: auto;
}
ul,
ol {
  list-style: none;
}
a {
  color: inherit;
  text-decoration: none;
  transition: color 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}
a:hover {
  color: var(--color-red);
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}
button {
  font: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}
:focus:not(:focus-visible) {
  outline: none;
}
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 10000;
  padding: 8px 20px;
  background: var(--color-blue);
  color: var(--color-white);
  font-weight: 700;
  font-size: 0.875rem;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
}
.skip-link:focus {
  top: 0;
  clip: auto;
  white-space: normal;
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  height: var(--nav-height);
  transition: background-color 0.4s ease, backdrop-filter 0.4s ease, box-shadow 0.4s ease;
  background-color: transparent;
  backdrop-filter: blur(0);
  color: var(--color-white);
}
.site-header[data-scrolled] {
  background-color: var(--color-blue);
  backdrop-filter: blur(0);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.25);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--grid-gap);
  position: relative;
  z-index: 2;
}
.header__brand {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.coordinate--header {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-gold);
  opacity: 0.7;
  letter-spacing: 0.05em;
  display: none;
}
@media (min-width: 1024px) {
  .coordinate--header {
    display: inline-block;
  }
}
.logo {
  font-family: var(--font-heading);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  color: var(--color-white);
  letter-spacing: 0.02em;
  line-height: 1;
  transition: opacity 0.25s ease;
}
.logo:hover {
  opacity: 0.85;
  color: var(--color-white);
}
.logo__accent {
  color: var(--color-red);
}
.logo--footer {
  font-size: 1.6rem;
  color: var(--color-white);
}
.logo--footer:hover {
  opacity: 0.85;
  color: var(--color-white);
}
.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  padding: 6px;
  z-index: 1100;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 2px;
  transition: border-color 0.25s ease;
}
.nav-toggle:hover {
  border-color: var(--color-gold);
}
.nav-toggle__line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 1px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
[data-nav-toggle][aria-expanded="true"] .nav-toggle__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
[data-nav-toggle][aria-expanded="true"] .nav-toggle__line:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
[data-nav-toggle][aria-expanded="true"] .nav-toggle__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
}
.header-nav {
  position: fixed;
  top: 0;
  right: 0;
  width: 80vw;
  max-width: 360px;
  height: 100vh;
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: calc(var(--nav-height) + 24px) 32px 32px;
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.4s ease;
  visibility: hidden;
  z-index: 1050;
  border-left: 2px solid var(--color-red);
  box-shadow: -8px 0 32px rgba(0, 0, 0, 0.4);
  overflow-y: auto;
}
.header-nav[data-open] {
  transform: translateX(0);
  visibility: visible;
}
@media (min-width: 768px) {
  .header-nav {
    position: static;
    width: auto;
    max-width: none;
    height: auto;
    background: transparent;
    padding: 0;
    transform: none;
    visibility: visible;
    border-left: none;
    box-shadow: none;
    overflow: visible;
  }
}
.nav__list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
@media (min-width: 768px) {
  .nav__list {
    flex-direction: row;
    align-items: center;
    gap: 2px;
  }
}
.nav__list a {
  display: block;
  padding: 12px 18px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  border-left: 3px solid transparent;
  transition: border-color 0.25s ease, background-color 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
@media (min-width: 768px) {
  .nav__list a {
    border-left: none;
    border-bottom: 3px solid transparent;
    padding: 8px 14px;
    font-size: 0.9rem;
    position: relative;
  }
  .nav__list a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-gold);
    transition: width 0.3s ease, left 0.3s ease;
  }
  .nav__list a:hover::after,
  .nav__list a:focus-visible::after {
    width: 80%;
    left: 10%;
  }
}
.nav__list a:hover {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-gold);
}
.nav__list a[aria-current="page"] {
  border-left-color: var(--color-red);
  color: var(--color-gold);
  background-color: rgba(227, 6, 19, 0.1);
}
@media (min-width: 768px) {
  .nav__list a[aria-current="page"] {
    border-left-color: transparent;
    border-bottom-color: var(--color-red);
    background-color: transparent;
  }
  .nav__list a[aria-current="page"]::after {
    width: 80%;
    left: 10%;
    background: var(--color-red);
    height: 3px;
  }
}
.header__diagonal {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(135deg, var(--color-red) 0%, var(--color-red) 30%, var(--color-gold) 50%, transparent 70%);
  opacity: 0;
  transition: opacity 0.4s ease;
  z-index: 1;
}
.site-header[data-scrolled] .header__diagonal {
  opacity: 1;
}
@media (prefers-reduced-motion: reduce) {
  .site-header {
    transition: background-color 0.1s ease;
  }
  .header-nav {
    transition: none;
  }
  .header__diagonal {
    transition: none;
  }
}
.site-footer {
  background-color: var(--color-dark);
  color: var(--color-white);
  position: relative;
  padding: 60px 0 32px;
  margin-top: 0;
  border-top: 3px solid var(--color-red);
}
.footer__diagonal {
  position: absolute;
  top: -12px;
  left: 0;
  width: 100%;
  height: 12px;
  background: linear-gradient(135deg, transparent 40%, var(--color-gold) 50%, transparent 60%);
  opacity: 0.3;
}
.footer__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--grid-gap);
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
}
@media (min-width: 640px) {
  .footer__inner {
    grid-template-columns: 1fr 1fr;
  }
}
@media (min-width: 1024px) {
  .footer__inner {
    grid-template-columns: 2fr 1fr 1.5fr;
    grid-template-rows: auto auto;
    gap: 24px 40px;
  }
  .footer__brand {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
  }
  .footer__links {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }
  .footer__contact {
    grid-column: 3 / 4;
    grid-row: 1 / 2;
  }
  .footer__icp {
    grid-column: 1 / -1;
    grid-row: 2 / 3;
  }
}
.footer__trust {
  font-size: 0.9rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 12px;
  max-width: 400px;
}
.footer__heading {
  font-family: var(--font-heading);
  font-weight: 800;
  font-style: italic;
  font-size: 1.1rem;
  color: var(--color-gold);
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
  border-left: 3px solid var(--color-red);
}
.footer__link-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer__link-list a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
  padding: 4px 0;
  transition: color 0.25s ease, padding-left 0.25s ease;
  display: inline-block;
}
.footer__link-list a:hover {
  color: var(--color-gold);
  padding-left: 6px;
}
.footer__contact-item {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 8px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.footer__contact-item .data-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  min-width: 44px;
  flex-shrink: 0;
}
.footer__icp {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.5);
  text-align: center;
}
.footer__icp .coordinate {
  font-family: var(--font-mono);
  color: var(--color-gold);
  opacity: 0.6;
  font-size: 0.75rem;
}
.footer__icp-year {
  font-size: 0.75rem;
}
.blueprint-bg {
  position: relative;
  background-color: var(--color-light);
  background-image:
    linear-gradient(rgba(0, 75, 135, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 75, 135, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
}
.blueprint-bg::before {
  content: 'X:0 Y:0';
  position: absolute;
  top: 8px;
  left: 8px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--color-blue);
  opacity: 0.2;
  pointer-events: none;
  letter-spacing: 0.1em;
}
.blueprint-bg::after {
  content: 'GRID v2.4';
  position: absolute;
  bottom: 8px;
  right: 8px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--color-blue);
  opacity: 0.15;
  pointer-events: none;
  letter-spacing: 0.08em;
}
.diagonal-cut {
  position: relative;
}
.diagonal-cut::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(135deg, var(--color-red) 10%, var(--color-gold) 40%, transparent 70%);
  pointer-events: none;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-style: italic;
  font-size: 0.95rem;
  padding: 12px 28px;
  border: 2px solid transparent;
  border-radius: 0;
  transition: all 0.3s ease;
  text-transform: none;
  letter-spacing: 0.02em;
  line-height: 1.2;
  min-height: 48px;
}
.btn--primary {
  background-color: var(--color-red);
  color: var(--color-white);
  border-color: var(--color-red);
}
.btn--primary:hover {
  background-color: transparent;
  color: var(--color-red);
  border-color: var(--color-red);
}
.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-dark);
}
.btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  z-index: 9999;
  pointer-events: none;
  background-color: rgba(255, 255, 255, 0.15);
}
.progress-bar__fill {
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--color-red), var(--color-gold));
  transition: width 0.08s linear;
  will-change: width;
}
.data-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-gold);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
}
.coordinate {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-gold);
  opacity: 0.6;
  letter-spacing: 0.05em;
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .progress-bar__fill {
    transition: none;
  }
  html {
    scroll-behavior: auto;
  }
}
@media (max-width: 767px) {
  .site-header[data-scrolled] {
    background-color: var(--color-blue);
  }
  .header-nav[data-open] ~ .nav-toggle {
    position: fixed;
    right: 16px;
    top: 12px;
  }
  .header-nav .nav__list a {
    font-size: 1.1rem;
    padding: 14px 18px;
    border-left: 4px solid transparent;
  }
  .header-nav .nav__list a[aria-current="page"] {
    border-left-color: var(--color-red);
    background-color: rgba(227, 6, 19, 0.15);
  }
}
@media (min-width: 768px) and (max-width: 1023px) {
  .nav__list a {
    font-size: 0.82rem;
    padding: 6px 10px;
  }
  .header__inner {
    padding: 0 16px;
  }
}