:root {
  --bg: #0B0F19;
  --card-bg: #151E2E;
  --emerald: #00E88F;
  --blue: #00B4FF;
  --gold: #FFD700;
  --text: #E6ECF5;
  --text-dim: #8A94A8;
  --border: #222C3B;
  --positive: #00C853;
  --negative: #FF5252;
  --glass: rgba(255,255,255,0.05);
  --font-head: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "Source Code Pro", "SFMono-Regular", Consolas, monospace;
  --container: 1240px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background: linear-gradient(rgba(0,228,143,0.04) 1px, transparent 1px), linear-gradient(90deg, rgba(0,180,255,0.04) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
}

body::after {
  content: "";
  position: fixed;
  right: -240px;
  top: -240px;
  width: 480px;
  height: 480px;
  z-index: -1;
  background: radial-gradient(circle, rgba(0,180,255,0.16), transparent 70%);
  pointer-events: none;
}

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

h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.3;
  color: var(--text);
  font-weight: 700;
}

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

a:hover {
  color: var(--emerald);
}

ul {
  list-style: none;
}

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

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 9999;
  background: var(--emerald);
  color: #0B0F19;
  padding: .75rem 1.25rem;
  font-weight: 700;
  border-radius: 0 0 .5rem .5rem;
  transition: top 0.2s;
}

.skip-link:focus {
  top: 0;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

.site-header {
  position: relative;
  z-index: 200;
  background: rgba(11,15,25,0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(12px);
}

.header-meta {
  background: rgba(0,0,0,0.18);
  border-bottom: 1px solid rgba(34,44,59,0.8);
}

.header-meta-inner {
  min-height: 2.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-tagline {
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.header-live {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-dim);
}

.status-dot {
  width: .5rem;
  height: .5rem;
  border-radius: 50%;
  background: var(--positive);
  box-shadow: 0 0 0 .2rem rgba(0,200,83,0.15);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: .5; }
  50% { opacity: 1; }
}

.header-main-inner {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  min-height: 4.75rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: .75rem;
  flex-shrink: 0;
  color: var(--text);
}

.brand:hover {
  color: var(--text);
}

.brand-cube {
  width: 2.4rem;
  height: 2.4rem;
  background: linear-gradient(135deg, var(--emerald), var(--blue));
  border-radius: .45rem;
  transform: rotate(45deg) scale(.9);
  position: relative;
  box-shadow: 0 0 1.5rem rgba(0,228,143,0.25);
  flex-shrink: 0;
}

.brand-cube::after {
  content: "";
  position: absolute;
  inset: .35rem;
  border: 1px solid rgba(11,15,25,0.5);
  border-radius: .18rem;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 800;
}

.brand-text small {
  font-size: .58rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: .15rem;
}

.nav-toggle {
  display: none;
}

.primary-nav {
  margin-right: auto;
}

.primary-nav ul {
  display: flex;
  align-items: center;
  gap: 1.6rem;
}

.primary-nav a {
  display: inline-block;
  position: relative;
  padding: .5rem 0;
  font-size: .92rem;
  font-weight: 600;
  color: var(--text);
  border: 0;
}

.primary-nav a:hover {
  color: var(--emerald);
}

.primary-nav a[aria-current="page"] {
  color: var(--emerald);
}

.primary-nav a[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: .1rem;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--emerald), var(--blue));
  border-radius: 2px;
}

.header-cta {
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--emerald), var(--blue));
  color: #0B0F19;
  font-weight: 800;
  font-size: .88rem;
  padding: .7rem 1.15rem;
  border-radius: .45rem;
  transition: transform 0.25s, filter 0.25s, box-shadow 0.25s;
}

.header-cta:hover {
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 .6rem 1.5rem rgba(0,180,255,0.22);
  filter: saturate(1.08);
}

.site-footer {
  position: relative;
  margin-top: 2rem;
  background: #080C14;
  border-top: 1px solid var(--border);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--emerald), var(--blue), var(--gold), transparent);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: 3rem;
  padding: 4rem 0 3rem;
}

.footer-brand-link {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  margin-bottom: 1rem;
}

.footer-brand-link:hover {
  color: var(--text);
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.8rem;
  height: 2.8rem;
  background: linear-gradient(135deg, var(--emerald), var(--blue));
  color: #0B0F19;
  font-weight: 800;
  font-size: 1.2rem;
  border-radius: .5rem;
}

.brand-name {
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 800;
  margin-left: .75rem;
}

.trust-copy {
  color: var(--text-dim);
  font-size: .92rem;
  max-width: 34rem;
  margin-top: .75rem;
}

.footer-heading {
  color: var(--gold);
  font-size: .78rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-nav ul li,
.footer-contact ul li {
  margin-bottom: .55rem;
}

.footer-nav a,
.footer-contact a {
  color: var(--text-dim);
  font-size: .92rem;
}

.footer-nav a:hover,
.footer-contact a:hover {
  color: var(--emerald);
}

.footer-contact-line {
  color: var(--text-dim);
  font-size: .88rem;
  margin-top: .35rem;
}

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 1.2rem 0;
  background: rgba(255,255,255,0.02);
}

.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: .78rem;
  color: var(--text-dim);
}

.section {
  padding: 4.5rem 0;
}

.section-sm {
  padding: 2.5rem 0;
}

.section-head {
  max-width: 720px;
  margin-bottom: 2.5rem;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .65rem;
  color: var(--emerald);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.section-eyebrow::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: var(--gold);
}

.section-title {
  font-size: clamp(1.8rem, 3.4vw, 2.5rem);
  line-height: 1.15;
  font-weight: 800;
  margin-bottom: .75rem;
}

.section-lead {
  color: var(--text-dim);
  font-size: 1rem;
  max-width: 60ch;
}

.section-band {
  position: relative;
}

.section-band > .container {
  position: relative;
  z-index: 1;
}

.section-band::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.section-band[data-tone="emerald"]::before {
  background: radial-gradient(circle at 15% 10%, rgba(0,228,143,0.13), transparent 42%);
}

.section-band[data-tone="blue"]::before {
  background: radial-gradient(circle at 88% 12%, rgba(0,180,255,0.15), transparent 45%);
}

.section-band[data-tone="gold"]::before {
  background: radial-gradient(circle at 86% 88%, rgba(255,215,0,0.1), transparent 40%);
}

.text-gradient {
  background: linear-gradient(90deg, var(--emerald), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .8rem 1.4rem;
  border: 1px solid transparent;
  border-radius: .45rem;
  font-family: var(--font-head);
  font-size: .95rem;
  font-weight: 700;
  line-height: 1;
  text-align: center;
  cursor: pointer;
  transition: transform 0.25s, background 0.25s, border-color 0.25s, color 0.25s, box-shadow 0.25s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--emerald), var(--blue));
  color: #0B0F19;
}

.btn-primary:hover {
  color: #000;
  transform: translateY(-2px);
  box-shadow: 0 .8rem 1.6rem rgba(0,228,143,0.2);
}

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

.btn-ghost:hover {
  border-color: var(--emerald);
  color: var(--emerald);
}

.btn-block {
  width: 100%;
}

.crumb-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
  padding: 1rem 0;
  font-size: .88rem;
  color: var(--text-dim);
}

.crumb-list li {
  display: inline-flex;
  align-items: center;
}

.crumb-list li + li::before {
  content: "/";
  margin-right: .5rem;
  color: var(--border);
}

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

.crumb-list a:hover {
  color: var(--emerald);
}

.crumb-list [aria-current] {
  color: var(--emerald);
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.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));
}

.grid-asym {
  grid-template-columns: 1.1fr .9fr;
}

.card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: .75rem;
  padding: 1.5rem;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
  overflow: hidden;
}

.card::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 2.5rem;
  height: 2.5rem;
  background: linear-gradient(135deg, transparent 50%, rgba(0,180,255,0.12) 50%);
  border-radius: 0 .75rem 0 0;
}

.card:hover {
  transform: translateY(-4px);
  border-color: rgba(0,228,143,0.4);
  box-shadow: 0 12px 30px rgba(0,0,0,0.25);
}

.card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: .5rem;
}

.card-text {
  color: var(--text-dim);
  font-size: .95rem;
}

.glass-panel {
  background: var(--glass);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: .75rem;
  padding: 1.5rem;
  backdrop-filter: blur(8px);
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: .75rem;
  padding: 1.3rem;
  position: relative;
  overflow: hidden;
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -1.5rem;
  top: -1.5rem;
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,180,255,0.12), transparent 70%);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: clamp(1.6rem, 3.2vw, 2.5rem);
  line-height: 1;
  font-weight: 800;
  color: var(--emerald);
}

.stat-label {
  display: block;
  margin-top: .5rem;
  color: var(--text-dim);
  font-size: .85rem;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  padding: .25rem .6rem;
  background: rgba(255,215,0,0.08);
  border: 1px solid rgba(255,215,0,0.25);
  color: var(--gold);
  border-radius: 2rem;
  font-size: .72rem;
  font-weight: 600;
}

.tag[data-tone="emerald"] {
  color: var(--emerald);
  border-color: rgba(0,228,143,0.3);
  background: rgba(0,228,143,0.08);
}

.tag[data-tone="blue"] {
  color: var(--blue);
  border-color: rgba(0,180,255,0.3);
  background: rgba(0,180,255,0.08);
}

.tag[data-tone="red"] {
  color: var(--negative);
  border-color: rgba(255,82,82,0.3);
  background: rgba(255,82,82,0.08);
}

.index-list {
  display: grid;
  grid-template-columns: 1fr;
}

.index-item {
  border-bottom: 1px solid var(--border);
}

.index-link {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text);
  transition: color 0.25s;
}

.index-link:hover {
  color: var(--emerald);
}

.index-link small {
  font-family: var(--font-mono);
  font-size: .72rem;
  color: var(--text-dim);
  font-weight: 400;
}

.image-frame {
  position: relative;
  overflow: hidden;
  border-radius: .75rem;
  border: 1px solid var(--border);
  background: var(--card-bg);
  min-height: 220px;
}

.image-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,228,143,0.18), rgba(0,180,255,0.08) 50%, transparent 72%);
}

.image-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(0,228,143,0.12) 1px, transparent 1px), linear-gradient(90deg, rgba(0,180,255,0.12) 1px, transparent 1px);
  background-size: 32px 32px;
  -webkit-mask-image: linear-gradient(to bottom right, #000, transparent 82%);
  mask-image: linear-gradient(to bottom right, #000, transparent 82%);
}

.image-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 220px;
}

.accordion {
  border-top: 1px solid var(--border);
}

.acc-item {
  border-bottom: 1px solid var(--border);
}

.acc-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  width: 100%;
  padding: 1.15rem 0;
  background: transparent;
  border: 0;
  color: var(--text);
  font-family: var(--font-head);
  font-size: 1.02rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.acc-btn:hover {
  color: var(--emerald);
}

.acc-icon {
  flex: 0 0 auto;
  width: 1.8rem;
  height: 1.8rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--blue);
  transition: transform 0.3s, background 0.3s, color 0.3s;
}

.acc-btn[aria-expanded="true"] .acc-icon {
  transform: rotate(45deg);
  background: var(--emerald);
  border-color: var(--emerald);
  color: #0B0F19;
}

.acc-panel {
  display: grid;
  grid-template-rows: 0fr;
  visibility: hidden;
  transition: grid-template-rows 0.4s ease, visibility 0.4s;
}

.acc-panel-inner {
  overflow: hidden;
  color: var(--text-dim);
  font-size: .95rem;
}

.acc-item[data-open] .acc-panel {
  grid-template-rows: 1fr;
  visibility: visible;
  padding-bottom: 1rem;
}

.js .reveal {
  opacity: 0;
  transform: translateY(1.5rem);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .reveal[data-visible] {
  opacity: 1;
  transform: none;
}

@media (max-width: 960px) {
  .header-meta-inner {
    justify-content: center;
  }

  .header-live {
    display: none;
  }

  .header-main-inner {
    min-height: 4rem;
    gap: 1rem;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2.75rem;
    height: 2.75rem;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: .5rem;
    cursor: pointer;
    margin-left: auto;
    flex-shrink: 0;
  }

  .nav-toggle-box {
    position: relative;
    width: 1.25rem;
    height: .85rem;
  }

  .nav-toggle-box span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s, top 0.3s;
  }

  .nav-toggle-box span:nth-child(1) {
    top: 0;
  }

  .nav-toggle-box span:nth-child(2) {
    top: .4rem;
  }

  .nav-toggle-box span:nth-child(3) {
    top: .8rem;
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(1) {
    top: .4rem;
    transform: rotate(45deg);
    background: var(--emerald);
  }

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

  .nav-toggle[aria-expanded="true"] .nav-toggle-box span:nth-child(3) {
    top: .4rem;
    transform: rotate(-45deg);
    background: var(--emerald);
  }

  .header-cta {
    display: none;
  }

  .primary-nav {
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 190;
    margin: 0;
    background: #0B0F19;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 1.5rem 3rem rgba(0,0,0,0.3);
    max-height: 0;
    opacity: 0;
    visibility: hidden;
    overflow: hidden;
    transition: max-height 0.4s ease, opacity 0.25s ease, visibility 0.25s;
  }

  .primary-nav[data-open] {
    max-height: 75vh;
    opacity: 1;
    visibility: visible;
    overflow-y: auto;
  }

  .primary-nav ul {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: .75rem 1.5rem 1.25rem;
  }

  .primary-nav li {
    border-bottom: 1px solid var(--border);
  }

  .primary-nav li:last-child {
    border-bottom: 0;
  }

  .primary-nav a {
    display: block;
    padding: 1rem 0;
    font-size: 1.05rem;
    border-left: 2px solid transparent;
  }

  .primary-nav a[aria-current="page"] {
    color: var(--emerald);
    border-left-color: var(--emerald);
    padding-left: .75rem;
  }

  .primary-nav a[aria-current="page"]::after {
    display: none;
  }

  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

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

  .grid-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 560px) {
  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .grid-asym {
    grid-template-columns: 1fr;
  }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    scroll-behavior: auto !important;
    transition: none !important;
    animation: none !important;
  }

  .js .reveal {
    opacity: 1;
    transform: none;
  }
}