:root {
  --bg-deep: #0D0F1A;
  --bg-panel: #1A2233;
  --accent: #00E5FF;
  --accent-2: #39FF88;
  --accent-3: #FF5C00;
  --text: #E8F0F8;
  --text-dim: #9AA7B8;
  --moss: #6FA37A;
  --terra: #C67B5C;
  --cream: #F5EFE0;
  --header-width: 264px;
  --header-mobile-height: 64px;
  --radius: 4px;
  --container: 1440px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --font-display: "Orbitron", "Rajdhani", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-body: "Inter", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 84% 12%, rgba(0, 229, 255, .08), transparent 32%),
    radial-gradient(circle at 8% 88%, rgba(255, 92, 0, .06), transparent 28%),
    var(--bg-deep);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.75;
}

[hidden] {
  display: none !important;
}

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

a:hover {
  color: var(--accent-2);
}

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

button {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

::selection {
  background: var(--accent);
  color: var(--bg-deep);
}

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-display);
  color: var(--text);
  line-height: 1.15;
  letter-spacing: .02em;
}

h1 {
  font-size: clamp(36px, 7vw, 72px);
}

h2 {
  font-size: clamp(28px, 4vw, 40px);
}

h3 {
  font-size: clamp(20px, 2.4vw, 28px);
}

h4 {
  font-size: 18px;
}

p {
  margin-bottom: 1em;
}

small {
  font-size: 12px;
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -60px;
  z-index: 1000;
  background: var(--accent);
  color: var(--bg-deep);
  padding: 10px 16px;
  font-weight: 700;
  font-size: 14px;
  border-radius: 0 4px 4px 0;
  transition: top .2s;
}

.skip-link:focus {
  top: 16px;
}

.scroll-progress {
  position: fixed;
  left: var(--header-width);
  top: 0;
  right: 0;
  height: 3px;
  z-index: 600;
  background: rgba(0, 229, 255, .12);
  pointer-events: none;
}

.scroll-progress::after {
  content: "";
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  transform: scaleX(var(--progress, 0));
  transform-origin: 0 50%;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: var(--header-width);
  z-index: 200;
  display: flex;
  flex-direction: column;
  padding: 24px 16px 20px;
  background:
    linear-gradient(180deg, rgba(0, 229, 255, .07), transparent 220px),
    var(--bg-panel);
  border-right: 1px solid rgba(0, 229, 255, .18);
}

.site-header::after {
  content: "";
  position: absolute;
  right: -1px;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(180deg, rgba(0, 229, 255, .7), rgba(0, 229, 255, .05) 40%, rgba(255, 92, 0, .4));
  pointer-events: none;
}

.header-inner {
  flex: 1;
  display: flex;
  flex-direction: column;
  height: 100%;
  min-width: 0;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex: 0 0 auto;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-family: var(--font-display);
}

.brand-mark {
  width: 30px;
  height: 30px;
  display: grid;
  place-items: center;
  border: 2px solid var(--accent);
  transform: rotate(45deg);
  box-shadow: 0 0 14px rgba(0, 229, 255, .4);
}

.brand-mark-core {
  width: 8px;
  height: 8px;
  display: block;
  background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2);
}

.brand-text {
  display: inline-flex;
  align-items: baseline;
  gap: 4px;
  font-size: 20px;
  font-weight: 800;
  letter-spacing: .06em;
}

.brand-text strong {
  color: var(--accent);
  font-size: 22px;
}

.brand-text em {
  color: var(--text);
  font-style: normal;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 12px;
  background: rgba(0, 229, 255, .06);
  border: 1px solid rgba(0, 229, 255, .4);
  color: var(--accent);
  margin-left: auto;
}

.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  margin: 3px 0;
  background: currentColor;
  transition: transform .25s, opacity .25s;
}

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

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

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

.site-nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 24px;
  min-height: 0;
}

.site-nav ul {
  flex: 1;
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}

.site-nav ul::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: rgba(154, 167, 184, .25);
}

.nav-link {
  position: relative;
  display: block;
  padding: 10px 12px 10px 18px;
  border-left: 2px solid transparent;
  color: var(--text-dim);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  transition: color .2s, border-color .2s, background .2s, transform .2s, text-shadow .2s;
}

.nav-link:hover {
  color: var(--text);
  border-left-color: var(--accent);
  background: linear-gradient(90deg, rgba(0, 229, 255, .14), transparent);
  transform: translateX(4px);
  text-shadow: 0 0 10px rgba(0, 229, 255, .5);
}

.nav-link[aria-current="page"] {
  color: var(--accent);
  border-left-color: var(--accent);
  background: linear-gradient(90deg, rgba(0, 229, 255, .18), transparent);
}

.nav-link[aria-current="page"]::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 50%;
  width: 6px;
  height: 6px;
  transform: translateY(-50%) rotate(45deg);
  background: var(--accent-2);
  box-shadow: 0 0 8px var(--accent-2);
}

.header-search-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border: 1px solid rgba(0, 229, 255, .3);
  background: rgba(0, 229, 255, .05);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .1em;
  text-transform: uppercase;
  transition: border-color .2s, color .2s, background .2s;
}

.header-search-link::after {
  content: "/";
  color: var(--accent);
  font-size: 16px;
}

.header-search-link:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(0, 229, 255, .12);
}

.site-main {
  margin-left: var(--header-width);
  padding: 64px clamp(20px, 5vw, 72px) 88px;
  min-height: calc(100vh - 80px);
  position: relative;
}

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

.page-head {
  padding: 32px 0 40px;
  position: relative;
}

.page-head::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 64px;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), var(--accent-3));
}

.page-title {
  margin: 12px 0 8px;
  letter-spacing: .02em;
}

.lead {
  font-size: 18px;
  color: var(--text-dim);
  max-width: 60ch;
}

.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent);
}

.section {
  padding: clamp(40px, 7vw, 80px) 0;
}

.section + .section {
  border-top: 1px solid rgba(154, 167, 184, .16);
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid rgba(0, 229, 255, .35);
  margin-bottom: 24px;
}

.section-head h2 {
  font-size: clamp(24px, 3vw, 36px);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
  padding: 0;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
}

.breadcrumbs li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--accent);
}

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

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  min-height: 40px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: .06em;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s, transform .2s, box-shadow .2s;
}

.btn:hover {
  background: rgba(0, 229, 255, .12);
  color: var(--accent);
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent-3);
  border-color: var(--accent-3);
  color: var(--bg-deep);
  box-shadow: 0 0 18px rgba(255, 92, 0, .25);
}

.btn-primary:hover {
  background: #ff6a1a;
  border-color: #ff6a1a;
  color: var(--bg-deep);
  box-shadow: 0 0 26px rgba(255, 92, 0, .4);
}

.btn-ghost {
  border-color: var(--text-dim);
  color: var(--text-dim);
}

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

.tag {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(57, 255, 136, .1);
  border: 1px solid rgba(57, 255, 136, .35);
  color: var(--accent-2);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
}

.badge {
  display: inline-block;
  padding: 2px 8px;
  background: rgba(255, 92, 0, .12);
  border: 1px solid rgba(255, 92, 0, .4);
  color: var(--accent-3);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.4;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.card-grid {
  display: grid;
  gap: 20px;
  grid-template-columns: 1fr;
}

.card {
  background: var(--bg-panel);
  border: 1px solid rgba(154, 167, 184, .18);
  padding: 20px;
  position: relative;
  transition: border-color .2s, transform .2s, box-shadow .2s;
}

.card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 3px;
  background: var(--accent);
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 229, 255, .45);
  box-shadow: 0 12px 30px rgba(0, 0, 0, .15);
}

.card h3 {
  margin-bottom: 8px;
}

.card p {
  color: var(--text-dim);
  font-size: 14px;
}

.data-card {
  background: var(--bg-panel);
  border: 1px solid rgba(0, 229, 255, .22);
  padding: 20px;
  position: relative;
}

.data-card::before {
  content: "";
  position: absolute;
  right: 0;
  top: 0;
  width: 3px;
  height: 36px;
  background: var(--accent-2);
}

.data-card dl {
  margin: 0;
  display: grid;
  gap: 10px;
}

.data-card dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.data-card dd {
  margin: 0;
  color: var(--text);
  font-family: var(--font-display);
  font-size: 20px;
}

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

.index-list li {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(154, 167, 184, .18);
}

.index-list li::before {
  content: "/";
  font-family: var(--font-mono);
  color: var(--accent);
}

.index-list strong {
  color: var(--text);
}

.index-list span {
  color: var(--text-dim);
  font-size: 14px;
}

.prose {
  max-width: 72ch;
  font-size: 16px;
  line-height: 1.9;
  color: var(--text);
}

.prose h2 {
  margin-top: 2em;
  padding-left: 16px;
  border-left: 4px solid var(--accent);
}

.prose h3 {
  margin-top: 1.4em;
}

.prose a {
  text-decoration: underline;
  text-decoration-color: rgba(0, 229, 255, .4);
  text-underline-offset: 4px;
}

.prose p {
  margin-bottom: 1em;
}

.prose ul,
.prose ol {
  padding-left: 1.2em;
  margin-bottom: 1em;
}

.prose li {
  margin: .4em 0;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid rgba(154, 167, 184, .18);
  background: var(--bg-panel);
  margin: 16px 0;
}

.table-wrap table {
  width: 100%;
  min-width: 640px;
  border-collapse: collapse;
  font-size: 14px;
  color: var(--text);
}

.table-wrap th,
.table-wrap td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(154, 167, 184, .14);
  white-space: nowrap;
}

.table-wrap th {
  background: rgba(0, 229, 255, .08);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.table-wrap tr:last-child td {
  border-bottom: 0;
}

.mono-label {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.media-placeholder {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  display: grid;
  place-items: center;
  background:
    linear-gradient(135deg, rgba(0, 229, 255, .12), rgba(26, 34, 51, .95) 40%),
    var(--bg-panel);
  border: 1px solid rgba(0, 229, 255, .2);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-align: center;
}

.media-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 35%, rgba(0, 229, 255, .18) 45%, rgba(57, 255, 136, .12) 55%, transparent 65%);
  background-size: 220% 100%;
  animation: scan 6s linear infinite;
  pointer-events: none;
}

.media-placeholder img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-frame {
  position: relative;
  overflow: hidden;
  background: var(--bg-panel);
  border: 1px solid rgba(0, 229, 255, .25);
}

.image-frame::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  pointer-events: none;
}

.image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

@keyframes scan {
  0% {
    background-position: -220% 0;
  }
  100% {
    background-position: 220% 0;
  }
}

[data-spy-link] {
  display: inline-flex;
  padding: 6px 0 6px 12px;
  border-left: 2px solid rgba(154, 167, 184, .3);
  color: var(--text-dim);
  font-size: 14px;
  text-decoration: none;
  transition: color .2s, border-color .2s;
}

[data-spy-link]:hover {
  color: var(--accent);
  border-left-color: var(--accent);
}

[data-spy-link][data-active] {
  color: var(--accent);
  border-left-color: var(--accent);
}

html.js [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s var(--ease), transform .6s var(--ease);
}

html.js [data-reveal].is-inview {
  opacity: 1;
  transform: none;
}

.site-footer {
  margin-left: var(--header-width);
  background: var(--bg-panel);
  border-top: 1px solid rgba(0, 229, 255, .18);
  color: var(--text-dim);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 40px clamp(20px, 5vw, 64px);
}

.footer-block {
  min-width: 0;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 26px;
  color: var(--text);
  margin: 0;
}

.footer-logo span {
  color: var(--accent);
}

.footer-statement {
  margin-top: 12px;
  max-width: 50ch;
  font-size: 14px;
  line-height: 1.8;
}

.footer-hours {
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--accent-2);
}

.footer-heading {
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
}

.footer-links ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 8px;
}

.footer-links a {
  color: var(--text-dim);
  font-size: 14px;
  transition: color .2s, padding-left .2s;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 4px;
}

.footer-contact {
  color: var(--text-dim);
}

.footer-address {
  font-style: normal;
  display: grid;
  gap: 8px;
  font-size: 14px;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  max-width: var(--container);
  margin: 0 auto;
  padding: 16px clamp(20px, 5vw, 64px);
  border-top: 1px solid rgba(154, 167, 184, .16);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-dim);
}

.back-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 400;
  padding: 10px 14px;
  background: var(--bg-panel);
  color: var(--accent);
  border: 1px solid var(--accent);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  display: grid;
  place-items: center;
  box-shadow: 0 0 18px rgba(0, 229, 255, .25);
  transition: background .2s, color .2s, opacity .2s, transform .2s;
}

.back-top:hover {
  background: var(--accent);
  color: var(--bg-deep);
}

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

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

@media (min-width: 1200px) {
  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-inner {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  }
}

@media (max-width: 1023.98px) {
  body {
    padding-top: var(--header-mobile-height);
  }

  .scroll-progress {
    left: 0;
  }

  .site-main {
    margin-left: 0;
    padding: 40px 18px 72px;
  }

  .site-footer {
    margin-left: 0;
  }

  .site-header {
    width: 100%;
    height: var(--header-mobile-height);
    bottom: auto;
    right: 0;
    padding: 0 16px;
    background: rgba(13, 15, 26, .97);
    border-right: 0;
    border-bottom: 1px solid rgba(0, 229, 255, .22);
  }

  .site-header::after {
    top: auto;
    right: 0;
    bottom: -1px;
    left: 0;
    width: auto;
    height: 1px;
    background: linear-gradient(90deg, var(--accent), rgba(255, 92, 0, .2));
  }

  .header-inner {
    height: 100%;
    flex-direction: row;
    align-items: center;
  }

  .header-top {
    width: 100%;
  }

  .nav-toggle {
    display: grid;
  }

  .site-nav {
    position: fixed;
    top: var(--header-mobile-height);
    left: 0;
    bottom: 0;
    width: min(320px, 86vw);
    height: auto;
    margin-top: 0;
    padding: 24px 20px 32px;
    background: var(--bg-panel);
    transform: translateX(-105%);
    transition: transform .3s var(--ease);
    box-shadow: 8px 0 30px rgba(0, 0, 0, .35);
    overflow-y: auto;
    border-right: 1px solid rgba(0, 229, 255, .25);
  }

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

  .site-nav ul::before {
    left: 0;
    right: auto;
  }

  .nav-link {
    padding: 12px 12px 12px 18px;
  }

  .back-top {
    right: 16px;
    bottom: 16px;
  }
}

@media (max-width: 767.98px) {
  .footer-meta {
    flex-direction: column;
    gap: 6px;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }

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

  .media-placeholder::before {
    animation: none;
  }

  .nav-link:hover,
  .card:hover,
  .btn:hover {
    transform: none;
  }
}