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

html {
  background-color: var(--color-dark);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scrollbar-color: rgba(57, 255, 20, 0.35) var(--color-dark);
  scrollbar-width: thin;
}

:root {
  --color-deep: #0B1D3A;
  --color-dark: #061021;
  --color-neon: #39FF14;
  --color-gold: #FFD700;
  --color-beige: #F5F5DC;
  --color-grey: #8A8F98;
  --color-moss: #5E8C61;
  --color-clay: #B76E79;
  --font-head: "Noto Sans SC", -apple-system, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Noto Sans SC", -apple-system, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-num: "Roboto Mono", "SF Mono", "Cascadia Mono", Consolas, monospace;
  --header-w: 280px;
  --header-h: 64px;
  --ease-power: cubic-bezier(0.22, 1, 0.36, 1);
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--color-dark);
}

::-webkit-scrollbar-thumb {
  background: rgba(57, 255, 20, 0.3);
  border: 2px solid var(--color-dark);
  border-radius: 8px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(57, 255, 20, 0.5);
}

body {
  margin: 0;
  margin-right: var(--header-w);
  min-height: 100vh;
  background-color: var(--color-deep);
  background-image:
    radial-gradient(circle at 18% 12%, rgba(57, 255, 20, 0.05), transparent 42%),
    radial-gradient(circle at 85% 78%, rgba(255, 215, 0, 0.04), transparent 36%);
  color: var(--color-beige);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-head);
  font-weight: 900;
  line-height: 1.25;
  color: var(--color-beige);
  margin-bottom: 0.6em;
}

p {
  margin-bottom: 1em;
}

a {
  color: inherit;
  transition: color 0.25s var(--ease-power);
}

strong {
  font-weight: 700;
}

::selection {
  background: var(--color-neon);
  color: var(--color-dark);
}

:focus-visible {
  outline: 2px solid var(--color-neon);
  outline-offset: 2px;
}

.skip-link {
  position: fixed;
  top: 16px;
  left: 16px;
  z-index: 2000;
  padding: 10px 18px;
  background: var(--color-dark);
  color: var(--color-neon);
  border: 1px solid var(--color-neon);
  border-radius: 4px;
  font-weight: 700;
  font-size: 14px;
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform 0.3s var(--ease-power);
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.progress-rail {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 1500;
  pointer-events: none;
}

.progress-fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--color-neon), var(--color-gold));
  box-shadow: 0 0 12px rgba(57, 255, 20, 0.45);
}

.site-header {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: var(--header-w);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 28px 22px 26px;
  background-color: var(--color-deep);
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.05) 1px, transparent 1px);
  background-size: 26px 26px;
  border-left: 1px solid rgba(57, 255, 20, 0.18);
  overflow-x: hidden;
  overflow-y: auto;
}

.site-header::before {
  content: "";
  position: absolute;
  right: 0;
  bottom: 18px;
  width: 72%;
  height: 150px;
  background: var(--color-neon);
  opacity: 0.055;
  clip-path: polygon(0 28%, 100% 0, 100% 72%, 0 100%);
  pointer-events: none;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  text-decoration: none;
  color: var(--color-beige);
}

.brand:hover,
.brand:focus-visible {
  color: var(--color-beige);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  width: 46px;
  height: 46px;
  background: var(--color-neon);
  color: var(--color-dark);
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.02em;
  clip-path: polygon(8px 0, 100% 0, calc(100% - 8px) 100%, 0 100%);
  filter: drop-shadow(0 2px 10px rgba(57, 255, 20, 0.28));
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.22;
}

.brand-name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 900;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.brand-sub {
  font-family: var(--font-num);
  font-size: 10px;
  font-style: normal;
  letter-spacing: 0.1em;
  color: var(--color-neon);
  white-space: nowrap;
}

.site-nav {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  counter-reset: nav-index;
  overflow-y: auto;
}

.nav-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.nav-item {
  counter-increment: nav-index;
  position: relative;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px 12px 12px;
  color: rgba(245, 245, 220, 0.84);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: color 0.3s var(--ease-power), background-color 0.3s var(--ease-power), border-color 0.3s var(--ease-power), transform 0.3s var(--ease-power);
}

.nav-link::before {
  content: "0" counter(nav-index);
  font-family: var(--font-num);
  font-size: 11px;
  font-weight: 400;
  color: var(--color-grey);
  opacity: 0.7;
  transition: color 0.3s var(--ease-power), opacity 0.3s var(--ease-power);
}

.nav-link::after {
  content: "";
  width: 5px;
  height: 5px;
  margin-left: auto;
  border-radius: 50%;
  background: currentColor;
  opacity: 0;
  transition: opacity 0.3s var(--ease-power), background-color 0.3s var(--ease-power);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--color-beige);
  background: rgba(57, 255, 20, 0.06);
  border-left-color: var(--color-neon);
  transform: translateX(3px);
}

.nav-link:hover::before {
  color: var(--color-neon);
  opacity: 1;
}

.nav-link:hover::after {
  opacity: 0.6;
}

.nav-link[aria-current="page"] {
  background: var(--color-neon);
  color: var(--color-dark);
  border-left-color: var(--color-gold);
  font-weight: 800;
  box-shadow: 0 6px 28px rgba(57, 255, 20, 0.14);
  transform: none;
}

.nav-link[aria-current="page"]::before {
  color: var(--color-gold);
  opacity: 1;
}

.nav-link[aria-current="page"]::after {
  opacity: 1;
  background: var(--color-dark);
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 22px;
  background: var(--color-neon);
  color: var(--color-dark);
  font-family: var(--font-head);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  clip-path: polygon(10px 0, 100% 0, calc(100% - 10px) 100%, 0 100%);
  filter: drop-shadow(0 4px 12px rgba(57, 255, 20, 0.25));
  transition: transform 0.3s var(--ease-power), filter 0.3s var(--ease-power), background-color 0.3s var(--ease-power);
}

.cta-btn:hover,
.cta-btn:focus-visible {
  background: var(--color-gold);
  color: var(--color-dark);
  transform: translateY(-2px);
  filter: drop-shadow(0 8px 20px rgba(255, 215, 0, 0.3));
}

.nav-cta {
  width: 100%;
  margin-top: auto;
  flex-shrink: 0;
}

.nav-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid rgba(245, 245, 220, 0.28);
  border-radius: 6px;
  color: var(--color-beige);
  cursor: pointer;
  z-index: 1100;
  transition: border-color 0.3s, background-color 0.3s, color 0.3s;
}

.nav-toggle:hover {
  border-color: var(--color-neon);
  background: rgba(57, 255, 20, 0.08);
}

.toggle-icon {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 20px;
  height: 16px;
  gap: 5px;
}

.toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform 0.3s var(--ease-power), opacity 0.3s var(--ease-power);
}

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

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

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

.site-footer {
  position: relative;
  padding: 56px 48px 32px;
  background-color: var(--color-dark);
  background-image:
    linear-gradient(rgba(57, 255, 20, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(57, 255, 20, 0.032) 1px, transparent 1px);
  background-size: 28px 28px;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-neon) 0 30%, var(--color-gold) 30% 55%, var(--color-clay) 55% 78%, transparent 78%);
  pointer-events: none;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 48px;
  max-width: 1180px;
  margin: 0 auto;
}

.footer-brand,
.footer-qlinks,
.footer-contact {
  min-width: 0;
}

.footer-brand .brand {
  margin-bottom: 18px;
}

.footer-about {
  max-width: 360px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--color-grey);
}

.footer-heading {
  margin: 0 0 18px;
  font-family: var(--font-head);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-neon);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  display: inline-block;
  font-size: 14px;
  color: var(--color-beige);
  text-decoration: none;
  transition: color 0.25s var(--ease-power), transform 0.25s var(--ease-power);
}

.footer-links a:hover {
  color: var(--color-gold);
  transform: translateX(4px);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-item {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: baseline;
  padding-left: 12px;
}

.footer-contact-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-moss);
}

.footer-contact-label {
  font-family: var(--font-num);
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--color-grey);
  white-space: nowrap;
}

.footer-contact-value {
  font-size: 14px;
  color: var(--color-beige);
  overflow-wrap: anywhere;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 24px;
  max-width: 1180px;
  margin: 44px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(245, 245, 220, 0.12);
}

.footer-trust {
  max-width: 560px;
  font-size: 12px;
  line-height: 1.7;
  color: var(--color-grey);
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
  font-family: var(--font-num);
  font-size: 12px;
  color: var(--color-grey);
  letter-spacing: 0.02em;
}

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

#main-content {
  display: block;
  min-height: 60vh;
  outline: none;
}

.container {
  width: min(1180px, calc(100% - 48px));
  margin-inline: auto;
}

.container--narrow {
  width: min(860px, calc(100% - 48px));
  margin-inline: auto;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 16px 0;
  font-size: 13px;
  color: var(--color-grey);
}

.breadcrumb a {
  color: var(--color-grey);
  text-decoration: none;
  transition: color 0.25s;
}

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

.breadcrumb-sep {
  color: rgba(245, 245, 220, 0.3);
}

.breadcrumb-current {
  color: var(--color-beige);
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-head);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.2;
  text-decoration: none;
  border: 1px solid transparent;
  border-radius: 4px;
  cursor: pointer;
  transition: transform 0.3s var(--ease-power), background-color 0.3s, color 0.3s, border-color 0.3s;
}

.btn--neon {
  background: var(--color-neon);
  color: var(--color-dark);
}

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

.btn--gold {
  background: var(--color-gold);
  color: var(--color-dark);
}

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

.btn--ghost {
  background: transparent;
  color: var(--color-beige);
  border-color: rgba(245, 245, 220, 0.32);
}

.btn--ghost:hover {
  color: var(--color-neon);
  border-color: var(--color-neon);
  transform: translateY(-2px);
}

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.6s var(--ease-power), transform 0.6s var(--ease-power);
  transition-delay: var(--reveal-delay, 0ms);
}

html.js [data-reveal][data-revealed="true"] {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1023.98px) {
  body {
    margin-right: 0;
    padding-top: var(--header-h);
  }

  .site-header {
    top: 0;
    left: 0;
    right: 0;
    bottom: auto;
    width: auto;
    height: var(--header-h);
    gap: 0;
    padding: 0 16px;
    flex-direction: row;
    align-items: center;
    border-left: none;
    border-bottom: 1px solid rgba(57, 255, 20, 0.16);
    overflow: visible;
  }

  .site-header::before {
    display: none;
  }

  .brand-mark {
    width: 38px;
    height: 38px;
    font-size: 14px;
  }

  .brand-name {
    font-size: 16px;
  }

  .brand-sub {
    font-size: 9px;
  }

  .site-nav {
    position: fixed;
    top: var(--header-h);
    right: 0;
    bottom: 0;
    left: auto;
    width: min(320px, 86vw);
    flex: none;
    margin: 0;
    padding: 28px 24px;
    background-color: var(--color-dark);
    background-image:
      linear-gradient(rgba(57, 255, 20, 0.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(57, 255, 20, 0.05) 1px, transparent 1px);
    background-size: 26px 26px;
    border-left: 1px solid rgba(57, 255, 20, 0.22);
    box-shadow: -16px 0 44px rgba(6, 16, 33, 0.55);
    transform: translateX(103%);
    visibility: hidden;
    transition: transform 0.45s var(--ease-power), visibility 0s linear 0.45s;
    overflow-y: auto;
    z-index: 1050;
  }

  .site-nav[data-open="true"] {
    transform: translateX(0);
    visibility: visible;
    transition: transform 0.45s var(--ease-power), visibility 0s;
  }

  .nav-list {
    gap: 4px;
  }

  .nav-link {
    padding: 14px 16px;
    font-size: 16px;
  }

  .nav-toggle {
    display: inline-flex;
    margin-left: auto;
  }
}

@media (min-width: 768px) and (max-width: 1023.98px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 767.98px) {
  .site-footer {
    padding: 40px 20px 28px;
  }

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

  .footer-contact-item {
    grid-template-columns: 1fr;
    gap: 2px;
  }

  .footer-contact-item::before {
    top: 6px;
  }

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

@media (max-width: 479.98px) {
  .site-header {
    padding: 0 12px;
  }

  .brand-sub {
    display: none;
  }
}

@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;
  }

  html.js [data-reveal],
  html.js [data-reveal][data-revealed="true"] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}