:root {
  --color-space: #0A0E27;
  --color-neon: #00FF9D;
  --color-purple: #9D00FF;
  --color-electric: #00E5FF;
  --color-white: #FFFFFF;
  --color-gray: #E0E0E0;
  --color-ink: #050814;
  --color-amber: #FF9F00;
  --font-display: Orbitron, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --fs-display: clamp(2.5rem, 6vw, 3.5rem);
  --fs-h1: clamp(2rem, 4.5vw, 2.5rem);
  --fs-h2: clamp(1.5rem, 3vw, 2rem);
  --fs-h3: 1.375rem;
  --fs-body: 1rem;
  --fs-caption: 0.875rem;
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --container: 1200px;
  --container-wide: 1440px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
  --header-h: 72px;
}
@media (max-width: 1023px) {
  :root { --header-h: 68px; }
}
@media (max-width: 767px) {
  :root { --header-h: 64px; }
}
*, *::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: var(--fs-body);
  line-height: 1.6;
  color: var(--color-white);
  background-color: var(--color-space);
  background-image:
    radial-gradient(ellipse 800px 420px at 85% -2%, rgba(157, 0, 255, 0.1), transparent 60%),
    radial-gradient(ellipse 700px 480px at 10% 100%, rgba(0, 229, 255, 0.05), transparent 60%),
    linear-gradient(rgba(0, 229, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.025) 1px, transparent 1px);
  background-size: auto, auto, 40px 40px, 40px 40px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
}
main { display: block; }
img, svg, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-white);
  line-height: 1.2;
  margin: 0 0 1rem;
  text-wrap: balance;
}
p { margin: 0 0 1rem; }
ul, ol { list-style: none; }
a {
  color: var(--color-electric);
  text-decoration: none;
  transition: color 200ms var(--ease);
}
a:hover { color: var(--color-neon); }
::selection {
  background: rgba(0, 255, 157, 0.3);
  color: var(--color-white);
}
#main-content {
  display: block;
  min-height: calc(100vh - var(--header-h));
  min-height: calc(100svh - var(--header-h));
  padding-top: var(--header-h);
  scroll-margin-top: calc(var(--header-h) + 8px);
}
.container,
.container-wide {
  width: 100%;
  margin: 0 auto;
  padding-left: var(--space-5);
  padding-right: var(--space-5);
}
.container { max-width: var(--container); }
.container-wide { max-width: var(--container-wide); }
@media (min-width: 768px) {
  .container,
  .container-wide {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}
.skip-link {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  padding: var(--space-3) var(--space-5);
  background: var(--color-neon);
  color: var(--color-ink);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-radius: 0 0 var(--radius-md) 0;
  transform: translateY(-120%);
  transition: transform 200ms var(--ease);
}
.skip-link:focus {
  transform: translateY(0);
  outline: none;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: background 200ms var(--ease), border-color 200ms var(--ease), color 200ms var(--ease), box-shadow 200ms var(--ease), transform 200ms var(--ease);
}
.btn--primary {
  background: linear-gradient(135deg, var(--color-neon), #00c77e);
  color: var(--color-ink);
  box-shadow: 0 4px 18px rgba(0, 255, 157, 0.2);
}
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(0, 255, 157, 0.35);
  color: var(--color-ink);
}
.btn--ghost {
  background: rgba(0, 229, 255, 0.05);
  border-color: rgba(0, 229, 255, 0.35);
  color: var(--color-electric);
}
.btn--ghost:hover {
  background: rgba(0, 229, 255, 0.1);
  border-color: rgba(0, 229, 255, 0.65);
  color: var(--color-electric);
  transform: translateY(-2px);
}
.btn--sm {
  padding: 0.5rem var(--space-4);
  font-size: 0.8rem;
}
.btn--lg {
  padding: var(--space-4) var(--space-7);
  font-size: 1rem;
}
.btn__arrow {
  font-size: 1.15em;
  line-height: 1;
  transition: transform 200ms var(--ease);
}
.btn:hover .btn__arrow {
  transform: translateX(3px);
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  border-bottom: 1px solid transparent;
  transition: background 300ms var(--ease), border-color 300ms var(--ease), box-shadow 300ms var(--ease);
}
.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(180deg, rgba(5, 8, 20, 0.55), transparent);
  pointer-events: none;
  opacity: 1;
  transition: opacity 300ms var(--ease);
}
.site-header[data-scrolled="true"] {
  background: rgba(5, 8, 20, 0.92);
  border-bottom-color: rgba(0, 255, 157, 0.16);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.site-header[data-scrolled="true"]::before {
  opacity: 0;
}
.site-header__progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-neon), var(--color-white), var(--color-purple));
  z-index: 10;
  pointer-events: none;
  transition: width 100ms linear;
}
.site-header__bar {
  position: relative;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: var(--space-3) var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-h);
  transition: min-height 300ms var(--ease), padding 300ms var(--ease);
}
.site-header[data-scrolled="true"] .site-header__bar {
  min-height: 60px;
}
@media (max-width: 767px) {
  .site-header__bar {
    padding: var(--space-2) var(--space-4);
  }
}
.site-header__brand {
  position: relative;
  z-index: 3;
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
  line-height: 1;
  color: var(--color-white);
}
.site-header__logo {
  width: 72px;
  height: 24px;
  flex-shrink: 0;
  transition: transform 300ms var(--ease);
}
.site-header__brand:hover .site-header__logo {
  transform: scale(1.06);
}
@media (max-width: 639px) {
  .site-header__logo {
    width: 56px;
    height: 19px;
  }
}
.site-header__brandtext {
  display: inline-flex;
  flex-direction: column;
  gap: 3px;
}
.site-header__brandname {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: 0.12em;
  color: var(--color-white);
}
@media (max-width: 639px) {
  .site-header__brandname {
    font-size: 1rem;
  }
}
.site-header__brandtag {
  font-family: var(--font-display);
  font-size: 0.625rem;
  letter-spacing: 0.26em;
  color: var(--color-electric);
  text-transform: uppercase;
  white-space: nowrap;
}
@media (max-width: 639px) {
  .site-header__brandtag {
    display: none;
  }
}
.site-header__tools {
  position: relative;
  z-index: 4;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}
.site-header__quick {
  display: none;
}
@media (min-width: 1024px) {
  .site-header__quick {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: rgba(224, 224, 224, 0.85);
    text-decoration: none;
    letter-spacing: 0.04em;
    transition: color 200ms var(--ease);
  }
  .site-header__quick:hover {
    color: var(--color-neon);
  }
}
@media (max-width: 767px) {
  .site-header__cta {
    padding: 0.5rem 0.8125rem;
    font-size: 0.75rem;
  }
}
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: rgba(5, 8, 20, 0.4);
  border: 1px solid rgba(0, 255, 157, 0.35);
  border-radius: 50%;
  cursor: pointer;
  transition: background 200ms var(--ease), border-color 200ms var(--ease), transform 200ms var(--ease);
}
.nav-toggle:hover {
  background: rgba(0, 255, 157, 0.1);
  border-color: var(--color-neon);
}
.nav-toggle__box {
  position: relative;
  width: 20px;
  height: 16px;
  display: block;
}
.nav-toggle__line {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--color-neon);
  border-radius: 2px;
  transition: transform 300ms var(--ease), opacity 200ms var(--ease), top 300ms var(--ease);
}
.nav-toggle__line:nth-child(1) { top: 0; }
.nav-toggle__line:nth-child(2) { top: 7px; }
.nav-toggle__line:nth-child(3) { top: 14px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(1) {
  top: 7px;
  transform: rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__line:nth-child(3) {
  top: 7px;
  transform: rotate(-45deg);
}
@media (min-width: 1024px) {
  .nav-toggle {
    display: none;
  }
}
.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 1;
  background: rgba(5, 8, 20, 0.72);
  opacity: 0;
  visibility: hidden;
  transition: opacity 320ms var(--ease), visibility 0s 320ms;
}
.nav-backdrop[data-open="true"] {
  opacity: 1;
  visibility: visible;
  transition: opacity 320ms var(--ease), visibility 0s;
}
@media (min-width: 1024px) {
  .nav-backdrop { display: none; }
}
.site-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  width: min(340px, 84vw);
  padding: calc(var(--header-h) + 28px) var(--space-6) var(--space-6);
  overflow-y: auto;
  overflow-x: hidden;
  background:
    linear-gradient(165deg, rgba(0, 255, 157, 0.06) 0%, transparent 30%),
    linear-gradient(330deg, rgba(157, 0, 255, 0.08) 0%, transparent 40%),
    var(--color-ink);
  border-left: 1px solid rgba(0, 255, 157, 0.18);
  transform: translateX(105%);
  visibility: hidden;
  transition: transform 320ms var(--ease), visibility 0s 320ms;
}
.site-nav[data-open="true"] {
  transform: translateX(0);
  visibility: visible;
  transition: transform 320ms var(--ease), visibility 0s;
}
.site-nav__heading {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin: 0 0 var(--space-5);
  padding-bottom: var(--space-4);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--color-electric);
  border-bottom: 1px solid rgba(0, 229, 255, 0.28);
}
.site-nav__headingnum {
  margin-left: auto;
  font-size: 0.625rem;
  letter-spacing: 0.12em;
  color: rgba(0, 229, 255, 0.5);
  font-weight: 400;
}
.site-nav__list {
  display: flex;
  flex-direction: column;
}
.site-nav__item {
  border-bottom: 1px solid rgba(0, 229, 255, 0.1);
}
.site-nav__link {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 1.0625rem;
  letter-spacing: 0.04em;
  transition: color 200ms var(--ease), padding 200ms var(--ease), background 200ms var(--ease);
}
.site-nav__link:hover {
  color: var(--color-neon);
  padding-left: var(--space-2);
}
.site-nav__index {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.08em;
  color: var(--color-electric);
  opacity: 0.75;
  width: 26px;
  flex-shrink: 0;
  line-height: 1.2;
  transition: color 200ms var(--ease), opacity 200ms var(--ease);
}
.site-nav__label {
  font-size: 1rem;
  font-weight: 500;
}
.site-nav__mark {
  width: 6px;
  height: 6px;
  margin-left: auto;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 8px var(--color-neon);
  opacity: 0;
  transform: scale(0.4);
  flex-shrink: 0;
  transition: opacity 200ms var(--ease), transform 200ms var(--ease);
}
.site-nav__link:hover .site-nav__mark,
.site-nav__link[aria-current="page"] .site-nav__mark {
  opacity: 1;
  transform: scale(1);
}
.site-nav__link[aria-current="page"] {
  color: var(--color-neon);
}
.site-nav__link[aria-current="page"] .site-nav__index {
  color: var(--color-neon);
  opacity: 1;
}
.site-nav__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(0, 229, 255, 0.14);
}
.site-nav__actions .btn {
  width: 100%;
}
.site-nav__meta {
  margin-top: var(--space-6);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: rgba(224, 224, 224, 0.4);
  text-align: center;
}
@media (min-width: 1024px) {
  .site-nav {
    position: static;
    width: auto;
    padding: 0;
    overflow: visible;
    background: transparent;
    border: none;
    transform: none;
    visibility: visible;
    transition: none;
  }
  .site-nav[data-open="true"] {
    transform: none;
    visibility: visible;
  }
  .site-nav__heading,
  .site-nav__actions,
  .site-nav__meta {
    display: none;
  }
  .site-nav__list {
    flex-direction: row;
    gap: var(--space-1);
  }
  .site-nav__item {
    border-bottom: none;
  }
  .site-nav__link {
    padding: var(--space-2) var(--space-3);
    font-size: 0.9375rem;
    border-radius: var(--radius-pill);
    gap: var(--space-2);
    position: relative;
  }
  .site-nav__link:hover {
    padding-left: var(--space-3);
    background: rgba(0, 255, 157, 0.08);
  }
  .site-nav__link[aria-current="page"] {
    background: rgba(0, 255, 157, 0.1);
    box-shadow: inset 0 0 0 1px rgba(0, 255, 157, 0.3);
  }
  .site-nav__label {
    font-size: 0.9375rem;
  }
  .site-nav__index {
    font-size: 0.5625rem;
    width: auto;
    align-self: flex-start;
    margin-top: 3px;
    opacity: 0.6;
  }
  .site-nav__mark {
    display: none;
  }
}
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--color-neon);
  box-shadow: 0 0 0 rgba(0, 255, 157, 0.5);
  animation: status-pulse 2s ease-out infinite;
}
@keyframes status-pulse {
  0% { box-shadow: 0 0 0 0 rgba(0, 255, 157, 0.5); }
  70% { box-shadow: 0 0 0 6px rgba(0, 255, 157, 0); }
  100% { box-shadow: 0 0 0 0 rgba(0, 255, 157, 0); }
}
.site-footer {
  position: relative;
  margin-top: var(--space-9);
  background: var(--color-ink);
  border-top: 1px solid rgba(0, 255, 157, 0.18);
  overflow: hidden;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-neon) 0%, var(--color-electric) 40%, var(--color-purple) 100%);
  opacity: 0.7;
  pointer-events: none;
}
.site-footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.4fr;
  gap: var(--space-7);
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) var(--space-7);
}
.site-footer__brand {
  grid-column: 1 / -1;
}
@media (min-width: 640px) and (max-width: 1023px) {
  .site-footer__brand {
    grid-column: 1 / -1;
  }
}
@media (min-width: 1024px) {
  .site-footer__brand {
    grid-column: auto;
  }
}
.site-footer__logo {
  width: 96px;
  height: 32px;
  color: var(--color-neon);
  margin-bottom: var(--space-4);
}
.site-footer__line {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--color-white);
  margin-bottom: var(--space-4);
}
.site-footer__trust {
  font-size: 0.875rem;
  line-height: 1.65;
  color: rgba(224, 224, 224, 0.65);
  max-width: 480px;
}
.site-footer__col h3,
.site-footer__heading {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-electric);
  text-transform: uppercase;
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid rgba(0, 229, 255, 0.18);
}
.site-footer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.site-footer__list a {
  display: inline-block;
  color: rgba(224, 224, 224, 0.8);
  font-size: 0.875rem;
  text-decoration: none;
  transition: color 200ms var(--ease), transform 200ms var(--ease);
}
.site-footer__list a:hover {
  color: var(--color-neon);
  transform: translateX(3px);
}
.site-footer__contactlist {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.site-footer__contactlist li {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  color: rgba(224, 224, 224, 0.8);
  font-size: 0.875rem;
  line-height: 1.55;
}
.site-footer__label {
  flex-shrink: 0;
  min-width: 68px;
  font-family: var(--font-display);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  color: rgba(0, 229, 255, 0.5);
  text-transform: uppercase;
}
.site-footer__bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid rgba(224, 224, 224, 0.12);
  font-size: 0.8125rem;
  color: rgba(224, 224, 224, 0.6);
}
.site-footer__copyright,
.site-footer__icp {
  margin: 0;
}
@media (max-width: 1023px) {
  .site-footer__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }
  .site-footer__brand {
    grid-column: 1 / -1;
  }
}
@media (max-width: 639px) {
  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
    padding: var(--space-7) var(--space-5);
  }
  .site-footer__brand {
    grid-column: auto;
  }
  .site-footer__bar {
    justify-content: center;
    text-align: center;
  }
}
.breadcrumb {
  padding: var(--space-4) 0;
  font-size: var(--fs-caption);
}
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
}
.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: rgba(224, 224, 224, 0.7);
}
.breadcrumb__item:not(:last-child)::after {
  content: "/";
  font-family: var(--font-display);
  color: rgba(224, 224, 224, 0.35);
}
.breadcrumb__item a {
  color: var(--color-electric);
  text-decoration: none;
  transition: color 200ms var(--ease);
}
.breadcrumb__item a:hover {
  color: var(--color-neon);
}
.breadcrumb__item[aria-current="page"] {
  color: rgba(224, 224, 224, 0.55);
}
.grid {
  display: grid;
  gap: var(--space-5);
}
.grid--auto {
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
}
.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid--4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}
@media (max-width: 1023px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 767px) {
  .grid--2,
  .grid--3,
  .grid--4,
  .grid--auto {
    grid-template-columns: 1fr;
  }
}
.section {
  padding: var(--space-8) 0;
  position: relative;
}
.section--tight {
  padding: var(--space-5) 0;
}
.section--alternate {
  background: var(--color-ink);
}
.section--glow::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 80% 0%, rgba(157, 0, 255, 0.1), transparent 60%);
  pointer-events: none;
}
.section__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.section__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.25rem var(--space-3);
  border-radius: var(--radius-pill);
  background: rgba(0, 255, 157, 0.1);
  border: 1px solid rgba(0, 255, 157, 0.28);
  color: var(--color-neon);
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.section__title {
  font-family: var(--font-display);
  font-size: var(--fs-h1);
  line-height: 1.2;
  margin: var(--space-4) 0 0;
  letter-spacing: 0.02em;
  color: var(--color-white);
}
.section__note {
  writing-mode: vertical-rl;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: rgba(0, 229, 255, 0.5);
  margin-left: auto;
  flex-shrink: 0;
}
.card {
  position: relative;
  background: rgba(13, 18, 47, 0.75);
  border: 1px solid rgba(0, 229, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  transition: transform 300ms var(--ease), border-color 300ms var(--ease), box-shadow 300ms var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 255, 157, 0.4);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35), 0 0 20px rgba(0, 255, 157, 0.06);
}
.card__media {
  margin: calc(-1 * var(--space-6)) calc(-1 * var(--space-6)) var(--space-5);
}
.card__title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  line-height: 1.3;
  margin-bottom: var(--space-3);
  color: var(--color-white);
}
.card__text {
  color: rgba(224, 224, 224, 0.75);
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: var(--space-4);
}
.card .btn {
  margin-top: auto;
  align-self: flex-start;
}
.media-frame {
  position: relative;
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(0, 255, 157, 0.08), rgba(157, 0, 255, 0.06)),
    var(--color-space);
  border: 1px solid rgba(0, 229, 255, 0.18);
  overflow: hidden;
  min-height: 160px;
}
.media-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.04) 1px, transparent 1px);
  background-size: 30px 30px;
  pointer-events: none;
  z-index: 1;
}
.media-frame img {
  position: relative;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.media-frame__label {
  position: absolute;
  left: var(--space-4);
  bottom: var(--space-4);
  z-index: 2;
  font-family: var(--font-display);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(0, 229, 255, 0.6);
  background: rgba(5, 8, 20, 0.7);
  padding: 4px 10px;
  border: 1px solid rgba(0, 229, 255, 0.2);
  border-radius: var(--radius-pill);
  pointer-events: none;
}
.media-frame--16x9 { aspect-ratio: 16 / 9; }
.media-frame--4x3 { aspect-ratio: 4 / 3; }
.media-frame--1x1 { aspect-ratio: 1 / 1; }
.media-frame--3x4 { aspect-ratio: 3 / 4; }
.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  margin-top: calc(-1 * var(--header-h));
  padding-top: var(--header-h);
  position: relative;
}
.page-top {
  padding-top: calc(var(--header-h) + var(--space-7));
}
.accordion {
  border-bottom: 1px solid rgba(0, 229, 255, 0.14);
}
.accordion__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  background: none;
  border: none;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 1rem;
  text-align: left;
  cursor: pointer;
  transition: color 200ms var(--ease);
}
.accordion__trigger:hover {
  color: var(--color-neon);
}
.accordion__index {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--color-electric);
  width: 36px;
  flex-shrink: 0;
}
.accordion__title {
  flex: 1;
}
.accordion__icon {
  position: relative;
  width: 24px;
  height: 24px;
  margin-left: auto;
  flex-shrink: 0;
  border: 1px solid rgba(0, 255, 157, 0.3);
  border-radius: 50%;
  transition: transform 300ms var(--ease), background 200ms var(--ease), border-color 200ms var(--ease);
}
.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--color-neon);
  border-radius: 1px;
  transition: opacity 200ms var(--ease);
}
.accordion__icon::before {
  width: 10px;
  height: 2px;
}
.accordion__icon::after {
  width: 2px;
  height: 10px;
}
.accordion__trigger:hover .accordion__icon {
  background: rgba(0, 255, 157, 0.1);
  border-color: var(--color-neon);
}
.accordion__trigger[aria-expanded="true"] .accordion__icon {
  transform: rotate(180deg);
  background: rgba(0, 255, 157, 0.1);
  border-color: var(--color-neon);
}
.accordion__trigger[aria-expanded="true"] .accordion__icon::after {
  opacity: 0;
}
.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 320ms var(--ease);
}
.accordion__panel[data-open="true"] {
  grid-template-rows: 1fr;
}
.accordion__content {
  overflow: hidden;
  min-height: 0;
  color: rgba(224, 224, 224, 0.78);
  padding-right: var(--space-6);
  padding-bottom: 0;
  line-height: 1.65;
}
.accordion__panel[data-open="true"] .accordion__content {
  padding-bottom: var(--space-5);
}
.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  background: rgba(0, 255, 157, 0.1);
  border: 1px solid rgba(0, 255, 157, 0.28);
  color: var(--color-neon);
  font-size: 0.8125rem;
  font-weight: 600;
  line-height: 1.4;
  white-space: nowrap;
}
.chip--purple {
  background: rgba(157, 0, 255, 0.12);
  border-color: rgba(157, 0, 255, 0.35);
  color: #c77dff;
}
.chip--blue {
  background: rgba(0, 229, 255, 0.1);
  border-color: rgba(0, 229, 255, 0.3);
  color: var(--color-electric);
}
.index-list {
  display: flex;
  flex-direction: column;
}
.index-list__item {
  display: flex;
  align-items: baseline;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid rgba(0, 229, 255, 0.12);
  color: rgba(224, 224, 224, 0.8);
  font-size: 1.0625rem;
}
.index-list__item::before {
  content: attr(data-index);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  color: var(--color-electric);
  flex-shrink: 0;
}
.timeline {
  position: relative;
  padding-left: var(--space-7);
}
.timeline::before {
  content: "";
  position: absolute;
  left: 5px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--color-neon), var(--color-purple), transparent 90%);
}
.timeline__item {
  position: relative;
  padding-bottom: var(--space-6);
}
.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-7) + 5px);
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-ink);
  border: 2px solid var(--color-neon);
  box-shadow: 0 0 10px rgba(0, 255, 157, 0.35);
}
.timeline__item:last-child {
  padding-bottom: 0;
}
html.js-ready [data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 600ms var(--ease), transform 600ms var(--ease);
  will-change: opacity, transform;
}
html.js-ready [data-reveal="left"] {
  transform: translateX(-28px);
}
html.js-ready [data-reveal="right"] {
  transform: translateX(28px);
}
html.js-ready [data-reveal="scale"] {
  transform: scale(0.94);
}
html.js-ready [data-reveal][data-revealed="true"] {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}
a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible,
[data-nav-toggle]:focus-visible {
  outline: 2px solid var(--color-neon);
  outline-offset: 3px;
  border-radius: 4px;
}
@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;
    scroll-behavior: auto !important;
  }
  html.js-ready [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .status-dot {
    animation: none;
  }
  .nav-toggle__line {
    transition: none;
  }
  .accordion__panel {
    transition: none;
  }
  .site-header__progress {
    transition: none;
  }
}