:root {
  --c-deep: #0A1F44;
  --c-deep-alt: #07162E;
  --c-neon: #39FF14;
  --c-orange: #FF6B35;
  --c-light: #F4F7FB;
  --c-white: #ffffff;
  --c-text: #0A1F44;
  --c-text-inverse: #ffffff;
  --c-muted: #5A6B8A;
  --c-border: rgba(255, 255, 255, 0.2);
  --c-border-dark: rgba(10, 31, 68, 0.12);
  --c-green: #2BB673;
  --c-red: #E12B38;
  --c-gold: #F6C453;

  --font-head: 'Archivo Black', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'Roboto Mono', 'SFMono-Regular', Consolas, 'Noto Sans SC', monospace;

  --container: 1200px;
  --container-pad: clamp(16px, 4vw, 40px);
  --header-mobile-h: 60px;

  --radius: 12px;
  --radius-lg: 20px;
  --radius-sm: 6px;

  --shadow-sm: 0 4px 12px rgba(10, 31, 68, 0.08);
  --shadow-md: 0 12px 32px rgba(10, 31, 68, 0.16);

  --trans-fast: 0.2s ease;
  --trans-smooth: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-light);
  -webkit-font-smoothing: antialiased;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

a {
  color: inherit;
}

ul,
ol {
  list-style: none;
}

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

:focus-visible {
  outline: 3px solid var(--c-neon);
  outline-offset: 3px;
  border-radius: 2px;
}

::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}
::-webkit-scrollbar-track {
  background: var(--c-deep-alt);
}
::-webkit-scrollbar-thumb {
  background: var(--c-neon);
  border-radius: 8px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.skip-link {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  display: inline-block;
  padding: 12px 22px;
  background: var(--c-orange);
  color: var(--c-white);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  transform: translateY(-120%);
  transition: transform 0.25s ease;
}

.skip-link:focus {
  transform: translateY(0);
  outline: none;
  box-shadow: 0 4px 20px rgba(255, 107, 53, 0.5);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-deep);
  color: var(--c-text-inverse);
}

.site-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon), var(--c-orange));
  transform: scaleX(var(--scroll-progress, 0));
  transform-origin: left center;
  z-index: 5;
  pointer-events: none;
}

.live-ticker {
  position: relative;
  border-bottom: 1px solid var(--c-border);
  background: linear-gradient(90deg, rgba(57, 255, 20, 0.08), transparent 60%);
  overflow: hidden;
}

.ticker-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-top: 7px;
  padding-bottom: 7px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.72);
}

.ticker-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-neon);
  font-weight: 700;
  white-space: nowrap;
}

.live-dot {
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--c-neon);
  box-shadow: 0 0 10px rgba(57, 255, 20, 0.7);
  animation: live-pulse 1.4s ease-in-out infinite;
}

.ticker-message {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.header-nest {
  position: relative;
  background:
    radial-gradient(circle at 18% 0%, rgba(57, 255, 20, 0.09), transparent 42%),
    linear-gradient(135deg, #0A1F44 0%, #0d2a5c 55%, #07162E 100%);
  border-bottom: 1px solid var(--c-border);
}

.header-nest::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--c-neon) 0%, rgba(57, 255, 20, 0.4) 35%, var(--c-orange) 100%);
  opacity: 0.6;
}

.header-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  flex-shrink: 0;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--c-neon);
  color: var(--c-deep);
  font-family: var(--font-head);
  font-size: 1.55rem;
  font-weight: 900;
  line-height: 1;
  clip-path: polygon(0 0, 100% 0, 100% 76%, 60% 100%, 0 100%);
  flex-shrink: 0;
}

.brand-badge__letter {
  transform: translate(-2px, -2px);
}

.brand-badge--footer {
  width: 40px;
  height: 40px;
  font-size: 1.3rem;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-zh {
  font-family: var(--font-head);
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  color: var(--c-white);
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.18em;
  color: var(--c-neon);
  text-transform: uppercase;
  margin-top: 2px;
}

.site-nav {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item {
  position: relative;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color var(--trans-fast);
}

.nav-link::before {
  content: '';
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--c-neon);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--trans-smooth);
}

.nav-link:hover,
.nav-link:focus-visible {
  color: var(--c-neon);
}

.nav-link:hover::before,
.nav-link:focus-visible::before,
.nav-link[aria-current="page"]::before {
  transform: scaleX(1);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--c-orange);
  color: var(--c-white);
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background var(--trans-fast), box-shadow var(--trans-fast), transform var(--trans-fast);
  box-shadow: 0 4px 18px rgba(255, 107, 53, 0.35);
}

.cta-btn:hover {
  background: #e85718;
  box-shadow: 0 6px 28px rgba(255, 107, 53, 0.5);
  transform: translateY(-1px);
}

.cta-btn:focus-visible {
  outline: 2px solid var(--c-neon);
  outline-offset: 2px;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  background: transparent;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  color: var(--c-white);
  cursor: pointer;
}

.nav-toggle-box {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-neon);
  border-radius: 2px;
  transition: background var(--trans-fast), transform var(--trans-smooth), opacity var(--trans-fast);
}

.nav-toggle-label {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle-bar--mid {
  opacity: 0;
}

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

.nav-backdrop {
  position: fixed;
  inset: 0;
  z-index: 80;
  background: rgba(7, 22, 46, 0.66);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--trans-smooth), visibility var(--trans-smooth);
}

body.nav-open .nav-backdrop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

body.nav-open {
  overflow: hidden;
}

@keyframes live-pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.4;
    transform: scale(0.7);
  }
}

@media (max-width: 991px) {
  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-mobile-h);
    right: 0;
    bottom: 0;
    width: min(88vw, 380px);
    background: var(--c-deep-alt);
    padding: 24px 24px 40px;
    transform: translateX(100%);
    transition: transform var(--trans-smooth), box-shadow var(--trans-smooth);
    z-index: 90;
    box-shadow: -24px 0 48px rgba(0, 0, 0, 0.28);
  }

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

  .site-nav .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }

  .site-nav .nav-link {
    display: block;
    padding: 14px 10px;
    font-size: 1.08rem;
    color: rgba(255, 255, 255, 0.86);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-nav .nav-link::before {
    left: 0;
    right: auto;
    bottom: 0;
    width: 0;
    height: 100%;
    transform: none;
    transition: width 0.3s ease;
    background: rgba(57, 255, 20, 0.18);
  }

  .site-nav .nav-link[aria-current="page"]::before,
  .site-nav .nav-link:hover::before,
  .site-nav .nav-link:focus-visible::before {
    width: 4px;
  }

  .header-actions .cta-btn {
    display: none;
  }
}

@media (min-width: 992px) {
  .site-nav {
    position: static;
    transform: none;
    top: auto;
    right: auto;
    bottom: auto;
    width: auto;
    background: transparent;
    box-shadow: none;
  }

  body.nav-open {
    overflow: auto;
  }

  .nav-backdrop {
    display: none;
  }
}

@media (min-width: 992px) and (max-width: 1199px) {
  .nav-link {
    padding: 10px 8px;
    font-size: 0.86rem;
  }

  .brand-zh {
    font-size: 0.95rem;
  }
}

@media (max-width: 767px) {
  .live-ticker {
    display: none;
  }

  .header-layout {
    min-height: var(--header-mobile-h);
    gap: 14px;
  }

  .brand-badge {
    width: 38px;
    height: 38px;
    font-size: 1.3rem;
  }

  .brand-zh {
    font-size: 0.92rem;
  }

  .brand-sub {
    font-size: 0.58rem;
    letter-spacing: 0.12em;
  }

  .nav-toggle {
    padding: 8px 10px;
  }

  .nav-toggle-label {
    font-size: 0.75rem;
  }
}

.site-footer {
  position: relative;
  background:
    radial-gradient(circle at 85% 0%, rgba(57, 255, 20, 0.09), transparent 50%),
    linear-gradient(135deg, #07162E 0%, #0A1F44 100%);
  color: rgba(255, 255, 255, 0.74);
  border-top: 3px solid rgba(57, 255, 20, 0.6);
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--c-neon), var(--c-orange));
  opacity: 0.4;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 6vw, 56px);
  padding-top: clamp(40px, 6vw, 80px);
  padding-bottom: clamp(32px, 5vw, 56px);
}

.footer-brand-link {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--c-white);
  margin-bottom: 14px;
}

.footer-brief {
  font-size: 0.9rem;
  line-height: 1.7;
  margin-top: 12px;
  color: rgba(255, 255, 255, 0.62);
  max-width: 34ch;
}

.footer-heading {
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-neon);
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(57, 255, 20, 0.18);
}

.footer-links {
  display: grid;
  gap: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color var(--trans-fast), padding-left var(--trans-fast);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--c-neon);
  padding-left: 6px;
}

.contact-list {
  display: grid;
  gap: 12px;
}

.contact-label {
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.7);
  display: flex;
  gap: 8px;
  align-items: baseline;
}

.contact-label::before {
  content: '›';
  color: var(--c-orange);
  font-weight: 900;
  line-height: 1;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.2);
}

.footer-bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 16px;
  padding-bottom: 16px;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
}

.copyright,
.icp {
  margin: 0;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 1.1fr 0.8fr 0.8fr 1.2fr;
  }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 0.84rem;
}

.breadcrumbs__item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumbs__link {
  color: var(--c-muted);
  text-decoration: none;
}

.breadcrumbs__link:hover {
  color: var(--c-deep);
}

.breadcrumbs__sep {
  color: var(--c-neon);
  font-family: var(--font-mono);
}

.breadcrumbs__current {
  color: var(--c-deep);
  font-weight: 700;
}

.section {
  padding: clamp(56px, 8vw, 110px) 0;
}

.section--light {
  background: var(--c-light);
}

.section--dark {
  background: var(--c-deep);
  color: var(--c-text-inverse);
}

.section--dark-alt {
  background: var(--c-deep-alt);
  color: var(--c-text-inverse);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-neon);
}

.eyebrow::before {
  content: '';
  width: 26px;
  height: 2px;
  background: var(--c-neon);
}

.section-heading {
  font-family: var(--font-head);
  font-size: clamp(1.8rem, 4.5vw, 3rem);
  line-height: 1.15;
  font-weight: 900;
  margin-top: 12px;
  margin-bottom: 12px;
}

.lead-text {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--c-muted);
  max-width: 64ch;
}

.section--dark .lead-text,
.section--dark-alt .lead-text {
  color: rgba(255, 255, 255, 0.68);
}

.mono-text {
  font-family: var(--font-mono);
  font-size: 0.92rem;
  letter-spacing: 0.02em;
}

.outline-btn,
.ghost-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--trans-fast), color var(--trans-fast), border-color var(--trans-fast), transform var(--trans-fast);
}

.outline-btn {
  border: 2px solid var(--c-deep);
  color: var(--c-deep);
  background: transparent;
}

.outline-btn:hover {
  background: var(--c-deep);
  color: var(--c-white);
}

.ghost-btn {
  border: 1px solid var(--c-border);
  color: rgba(255, 255, 255, 0.84);
  background: transparent;
}

.ghost-btn:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--c-neon);
}

.grid {
  display: grid;
  gap: clamp(20px, 4vw, 36px);
}

.grid-2 {
  grid-template-columns: 1fr;
}

.grid-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.glass-card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06));
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: clamp(24px, 3vw, 40px);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-md);
  transition: transform var(--trans-fast), box-shadow var(--trans-fast), border-color var(--trans-fast);
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 44px rgba(10, 31, 68, 0.2);
  border-color: rgba(57, 255, 20, 0.35);
}

.glass-card__title {
  font-family: var(--font-head);
  font-size: 1.2rem;
  margin-bottom: 10px;
  color: var(--c-white);
}

.stat-block {
  display: grid;
  gap: 8px;
  padding: 20px;
  background: rgba(10, 31, 68, 0.6);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.stat-value {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1;
  color: var(--c-neon);
  letter-spacing: -0.04em;
}

.stat-label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
}

.image-frame {
  display: block;
  position: relative;
  overflow: hidden;
  background: var(--c-deep-alt);
  border-radius: var(--radius-lg);
  isolation: isolate;
}

.image-frame > img,
.image-frame > picture {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

.image-frame::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(120deg, rgba(10, 31, 68, 0.3), transparent 55%);
  pointer-events: none;
}

.image-frame--ratio-16x9 {
  aspect-ratio: 16 / 9;
}

.image-frame--ratio-4x3 {
  aspect-ratio: 4 / 3;
}

.image-frame--ratio-1x1 {
  aspect-ratio: 1 / 1;
}

.image-frame--ratio-3x2 {
  aspect-ratio: 3 / 2;
}

@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;
  }

  .live-dot {
    animation: none !important;
  }
}