:root {
  --obsidian: #0A0E17;
  --graphite: #171E27;
  --mineral-slate: #2E3947;
  --neon-volt: #D7FF3F;
  --electric-cyan: #00E5CC;
  --signal-orange: #FF7A1A;
  --bone-white: #F4F7F2;
  --ash-gray: #9AA7B5;
  --glass-panel: rgba(255, 255, 255, 0.06);
  --gradient-cyan-volt: linear-gradient(135deg, #00E5CC 0%, #D7FF3F 100%);
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "JetBrains Mono", monospace;
  --border-thin: 1px solid rgba(46, 57, 71, 0.6);
  --container-w: 1440px;
  --header-h: 72px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --duration: 0.4s;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--obsidian);
  background-image:
    linear-gradient(rgba(46, 57, 71, 0.15) 1px, transparent 1px),
    linear-gradient(90deg, rgba(46, 57, 71, 0.15) 1px, transparent 1px);
  background-size: 40px 40px;
  color: var(--bone-white);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
}

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

a {
  color: var(--electric-cyan);
  text-decoration: none;
  transition: color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), background-color var(--duration) var(--ease-out);
}

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

ul,
ol {
  list-style: none;
}

address {
  font-style: normal;
}

button {
  font-family: inherit;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
}

:focus-visible {
  outline: 2px solid var(--electric-cyan);
  outline-offset: 4px;
  border-radius: 2px;
}

::selection {
  background: var(--electric-cyan);
  color: var(--obsidian);
}

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

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

::-webkit-scrollbar-thumb {
  background: var(--mineral-slate);
  border-radius: 0;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--electric-cyan);
}

.skip-link {
  position: fixed;
  top: -100px;
  left: 16px;
  z-index: 3000;
  padding: 12px 24px;
  background: var(--neon-volt);
  color: var(--obsidian);
  font-weight: 700;
  font-size: 14px;
  transition: top var(--duration) var(--ease-out);
}

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

.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: var(--gradient-cyan-volt);
  z-index: 2500;
  transition: width 0.1s linear;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: var(--border-thin);
  transition: background-color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

.site-header.is-scrolled {
  background: rgba(10, 14, 23, 0.85);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom-color: rgba(46, 57, 71, 0.9);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.header-inner {
  max-width: var(--container-w);
  margin: 0 auto;
  height: var(--header-h);
  padding: 0 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.brand-mark {
  display: inline-block;
  background: var(--gradient-cyan-volt);
  color: var(--obsidian);
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 18px;
  line-height: 1;
  padding: 6px 8px;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
  transform: skewX(-6deg);
}

.brand-text {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 0.04em;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--electric-cyan);
  border: 1px solid var(--electric-cyan);
  padding: 2px 6px;
  letter-spacing: 0.08em;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  display: inline-block;
  padding: 8px 14px;
  color: var(--bone-white);
  font-size: 15px;
  font-weight: 700;
  position: relative;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.nav-link::before {
  content: attr(data-index);
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--ash-gray);
  display: block;
  line-height: 1;
  margin-bottom: 2px;
  opacity: 0.7;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: var(--neon-volt);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease-out);
}

.nav-link:hover {
  color: var(--neon-volt);
}

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

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  font-weight: 700;
  font-size: 14px;
  line-height: 1;
  font-family: var(--font-sans);
  transition: transform var(--duration) var(--ease-out), background-color var(--duration) var(--ease-out), color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--neon-volt);
  color: var(--obsidian);
  clip-path: polygon(12px 0, 100% 0, calc(100% - 12px) 100%, 0 100%);
}

.btn-primary:hover {
  background: var(--electric-cyan);
  color: var(--obsidian);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 229, 204, 0.25);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  gap: 5px;
  background: rgba(255, 255, 255, 0.04);
  border: var(--border-thin);
  position: relative;
  z-index: 1200;
}

.nav-toggle-bar {
  width: 20px;
  height: 2px;
  background: var(--bone-white);
  transition: transform var(--duration) var(--ease-out), opacity var(--duration) var(--ease-out);
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.is-active .nav-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.live-ticker {
  background: rgba(10, 14, 23, 0.6);
  border-top: var(--border-thin);
  border-bottom: var(--border-thin);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ash-gray);
  display: flex;
  align-items: center;
  overflow: hidden;
  white-space: nowrap;
  padding: 6px 0;
}

.ticker-label,
.ticker-item {
  display: inline-flex;
  align-items: center;
  padding: 0 20px;
  border-right: var(--border-thin);
}

.ticker-label {
  color: var(--neon-volt);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.ticker-item {
  color: var(--ash-gray);
}

.live-dot {
  width: 8px;
  height: 8px;
  background: var(--signal-orange);
  border-radius: 50%;
  display: inline-block;
  margin-right: 8px;
  animation: live-pulse 1.6s ease-out infinite;
}

@keyframes live-pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 122, 26, 0.6);
  }
  70% {
    box-shadow: 0 0 0 8px rgba(255, 122, 26, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 122, 26, 0);
  }
}

.site-footer {
  background: var(--graphite);
  border-top: var(--border-thin);
  margin-top: 80px;
}

.footer-grid {
  max-width: var(--container-w);
  margin: 0 auto;
  padding: 56px 32px 32px;
  display: grid;
  grid-template-columns: 1.5fr 1fr 1.2fr;
  gap: 48px;
}

.footer-brand p {
  color: var(--ash-gray);
  font-size: 14px;
  line-height: 1.8;
  margin-top: 16px;
  max-width: 320px;
}

.footer-icp {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--mineral-slate);
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--electric-cyan);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-tag::before {
  content: "//";
  color: var(--neon-volt);
}

.footer-nav ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px 16px;
}

.footer-nav a {
  color: var(--ash-gray);
  font-size: 14px;
  padding: 4px 0;
  display: inline-block;
}

.footer-nav a:hover {
  color: var(--neon-volt);
  transform: translateX(4px);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
}

.footer-contact a,
.footer-contact address {
  color: var(--bone-white);
  font-size: 14px;
  font-family: var(--font-sans);
}

.footer-contact a:hover {
  color: var(--electric-cyan);
}

.footer-email {
  font-family: var(--font-mono);
  border-bottom: 1px solid var(--mineral-slate);
  padding-bottom: 4px;
}

.footer-phone {
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  color: var(--neon-volt);
}

.footer-bottom {
  border-top: var(--border-thin);
  padding: 20px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  max-width: var(--container-w);
  margin: 0 auto;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--ash-gray);
}

/* Shared Components */
.glass-panel {
  background: var(--glass-panel);
  border: var(--border-thin);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: transform var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

.glass-panel:hover {
  border-color: var(--electric-cyan);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.image-container {
  position: relative;
  overflow: hidden;
  background: var(--graphite);
  border: var(--border-thin);
  aspect-ratio: 16 / 9;
  width: 100%;
}

.image-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.image-container:hover img {
  transform: scale(1.03);
}

.image-container::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10, 14, 23, 0.6) 100%);
  pointer-events: none;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s var(--ease-out), transform 0.6s var(--ease-out);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

#main-content {
  scroll-margin-top: calc(var(--header-h) + 40px);
}

@media (max-width: 900px) {
  .header-inner {
    padding: 0 20px;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    top: calc(var(--header-h) + 34px);
    right: 0;
    left: 0;
    background: var(--obsidian);
    border-bottom: var(--border-thin);
    padding: 0 20px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s var(--ease-out), padding 0.5s var(--ease-out);
  }

  .main-nav[data-open] {
    max-height: 480px;
    padding: 20px;
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 14px 4px;
    border-bottom: var(--border-thin);
    font-size: 16px;
  }

  .nav-link::before {
    margin-bottom: 0;
  }

  .nav-link::after {
    display: none;
  }

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

@media (max-width: 768px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 40px 20px 24px;
  }

  .footer-brand p {
    max-width: 100%;
  }

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

  .footer-bottom {
    padding: 16px 20px;
    flex-direction: column;
    align-items: flex-start;
  }

  .live-ticker {
    font-size: 10px;
  }

  .ticker-label,
  .ticker-item {
    padding: 0 12px;
  }
}

@media (max-width: 480px) {
  .brand-text {
    font-size: 16px;
  }

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

  .header-inner {
    padding: 0 16px;
  }

  .ticker-item:nth-of-type(2) {
    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;
  }

  that[data-reveal] {
    opacity: 1;
    transform: none;
  }

  .live-dot {
    animation: none;
  }
}