:root {
  --color-bg: #0B0E14;
  --color-panel: #121724;
  --color-glass: rgba(20, 30, 48, 0.72);
  --color-gold: #E8B83F;
  --color-gold-line: #D9A427;
  --color-flash: #C6FF3D;
  --color-text: #F5F7FA;
  --color-mute: #A7B0C2;
  --color-success: #00D68F;
  --rail-w: 280px;
  --header-h: 64px;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
  --font-display: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-numeric: "Roboto Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --ease-out: cubic-bezier(0.2, 0.7, 0.2, 1);
  --duration: 200ms;
}

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

html {
  min-width: 320px;
  min-height: 100%;
  scroll-behavior: smooth;
  background: var(--color-bg);
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 18%, rgba(232, 184, 63, 0.07), transparent 28rem),
    linear-gradient(125deg, #0B0E14 0%, #0D111A 55%, #090C12 100%);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  padding-left: 0;
}

#main-content {
  min-height: 60vh;
  scroll-margin-top: calc(var(--header-h) + 12px);
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font: inherit;
  cursor: pointer;
  border: 0;
  background: none;
  color: inherit;
}

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

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.25;
}

:focus-visible {
  outline: 2px solid var(--color-flash);
  outline-offset: 3px;
  border-radius: 4px;
}

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

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 300;
  padding: 10px 16px;
  border-radius: 8px;
  background: var(--color-gold);
  color: var(--color-bg);
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  transform: translateY(-160%);
  transition: transform var(--duration) var(--ease-out);
}

.skip-link:focus {
  transform: translateY(0);
  outline: 0;
}

.header-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 220;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold) 0%, var(--color-flash) 100%);
  transform: scaleX(0);
  transform-origin: 0 50%;
  box-shadow: 0 0 12px rgba(198, 255, 61, 0.5);
  pointer-events: none;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  width: 100%;
  height: var(--header-h);
  background: rgba(13, 18, 28, 0.94);
  border-bottom: 1px solid var(--color-gold-line);
  box-shadow: 0 1px 0 rgba(232, 184, 63, 0.08);
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 0 14px;
}

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

.brand__mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 2.625rem;
  height: 2.625rem;
  flex: 0 0 auto;
  background: linear-gradient(135deg, rgba(232, 184, 63, 0.16), rgba(232, 184, 63, 0.02));
  border: 1px solid var(--color-gold-line);
  color: var(--color-gold);
  font-family: var(--font-numeric);
  font-weight: 800;
  letter-spacing: -0.06em;
  clip-path: polygon(0 0, 84% 0, 100% 14%, 100% 100%, 16% 100%, 0 84%);
  transition: color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), transform var(--duration) var(--ease-out);
}

.brand__mark::after {
  content: "";
  position: absolute;
  inset: 3px;
  border: 1px solid rgba(198, 255, 61, 0.35);
  clip-path: polygon(0 0, 84% 0, 100% 14%, 100% 100%, 16% 100%, 0 84%);
  pointer-events: none;
}

.brand:hover .brand__mark {
  border-color: var(--color-flash);
  color: var(--color-flash);
  transform: rotate(-2deg);
}

.brand__text {
  display: grid;
  gap: 2px;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1rem;
  line-height: 1.1;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.brand__text small {
  font-size: 0.68rem;
  color: var(--color-mute);
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 44px;
  padding: 0 14px;
  border-radius: 999px;
  border: 1px solid var(--color-gold-line);
  background: rgba(232, 184, 63, 0.06);
  color: var(--color-gold);
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
  transition: background var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), color var(--duration) var(--ease-out);
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
  border-color: var(--color-flash);
  color: var(--color-flash);
  background: rgba(198, 255, 61, 0.06);
}

.nav-toggle__label {
  line-height: 1;
}

.nav-toggle__bars {
  position: relative;
  width: 18px;
  height: 14px;
}

.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: transform var(--duration) var(--ease-out), top var(--duration) var(--ease-out), opacity var(--duration) var(--ease-out);
}

.nav-toggle__bars::before {
  top: 0;
}

.nav-toggle__bars::after {
  bottom: 0;
}

.nav-toggle__bars span {
  position: absolute;
  top: 6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: currentColor;
  border-radius: 999px;
  transition: opacity var(--duration) var(--ease-out);
}

.site-header[data-open="true"] .nav-toggle__bars::before {
  top: 6px;
  transform: rotate(45deg);
}

.site-header[data-open="true"] .nav-toggle__bars::after {
  top: 6px;
  transform: rotate(-45deg);
}

.site-header[data-open="true"] .nav-toggle__bars span {
  opacity: 0;
}

.site-header[data-open="true"] .nav-toggle__label {
  color: var(--color-flash);
}

.site-nav {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: fixed;
  top: var(--header-h);
  bottom: 0;
  left: 0;
  z-index: 95;
  width: min(88vw, 340px);
  padding: 24px 16px;
  background: linear-gradient(180deg, rgba(13, 18, 28, 0.98), rgba(9, 12, 18, 0.98));
  border-right: 1px solid var(--color-gold-line);
  box-shadow: var(--shadow);
  transform: translateX(-105%);
  visibility: hidden;
  transition: transform 280ms var(--ease-out), visibility 280ms;
}

.site-header[data-open="true"] .site-nav {
  transform: translateX(0);
  visibility: visible;
}

.site-nav__list {
  display: grid;
  gap: 6px;
  margin: 0;
}

.site-nav__link {
  position: relative;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.625rem;
  align-items: center;
  padding: 0.75rem 0.875rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--color-mute);
  font-weight: 700;
  letter-spacing: 0.06em;
  line-height: 1.4;
  transition: background var(--duration) var(--ease-out), color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out), padding-left var(--duration) var(--ease-out);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
  color: var(--color-gold);
  background: rgba(232, 184, 63, 0.06);
  border-color: rgba(217, 164, 39, 0.25);
  padding-left: 1rem;
  outline: 0;
}

.site-nav__link[aria-current="page"] {
  color: var(--color-gold);
  background: linear-gradient(90deg, rgba(232, 184, 63, 0.14), rgba(232, 184, 63, 0.03));
  border-color: rgba(217, 164, 39, 0.4);
}

.site-nav__link[aria-current="page"]::after {
  content: "";
  position: absolute;
  left: 0;
  top: 20%;
  bottom: 20%;
  width: 3px;
  background: var(--color-flash);
  border-radius: 999px;
}

.site-nav__index {
  font-family: var(--font-numeric);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  color: var(--color-mute);
  opacity: 0.75;
}

.site-nav__link[aria-current="page"] .site-nav__index {
  color: var(--color-flash);
  opacity: 1;
}

.site-nav__cta {
  margin-top: auto;
  width: 100%;
  border-radius: var(--radius-sm);
}

.menu-open {
  overflow: hidden;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 44px;
  padding: 12px 22px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.04em;
  transition: transform var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out), background var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
  outline: 0;
}

.btn--primary {
  background: var(--color-gold);
  color: var(--color-bg);
}

.btn--primary:hover,
.btn--primary:focus-visible {
  background: #FFD166;
  box-shadow: 0 12px 24px rgba(232, 184, 63, 0.24);
}

.btn--ghost {
  border-color: var(--color-gold-line);
  color: var(--color-gold);
  background: rgba(232, 184, 63, 0.06);
}

.btn--ghost:hover,
.btn--ghost:focus-visible {
  background: rgba(232, 184, 63, 0.12);
  border-color: var(--color-gold);
}

.btn--flash {
  background: var(--color-flash);
  color: var(--color-bg);
}

.btn--flash:hover,
.btn--flash:focus-visible {
  background: #D6FF66;
  box-shadow: 0 12px 24px rgba(198, 255, 61, 0.22);
}

.btn--block {
  width: 100%;
}

.site-footer {
  position: relative;
  padding: 56px clamp(20px, 4vw, 48px) 24px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 30%),
    var(--color-panel);
  border-top: 1px solid var(--color-gold-line);
  color: var(--color-mute);
}

.site-footer__grid {
  max-width: 1160px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.7fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}

.site-footer__block {
  display: grid;
  gap: 12px;
  justify-items: start;
}

.site-footer__block--brand {
  align-content: start;
}

.site-footer__lede {
  margin: 4px 0 0;
  max-width: 46ch;
  color: var(--color-mute);
  font-size: 0.95rem;
  line-height: 1.7;
}

.site-footer__note {
  margin: 4px 0 0;
  color: var(--color-mute);
  font-size: 0.8rem;
  opacity: 0.85;
}

.site-footer__heading {
  position: relative;
  margin: 0 0 8px;
  padding-left: 14px;
  color: var(--color-gold);
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.site-footer__heading::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 6px;
  height: 6px;
  background: var(--color-flash);
  transform: rotate(45deg);
}

.site-footer__list {
  display: grid;
  gap: 8px;
  margin: 0;
}

.site-footer__list a {
  display: inline-block;
  color: var(--color-mute);
  transition: color var(--duration) var(--ease-out), padding-left var(--duration) var(--ease-out), opacity var(--duration) var(--ease-out);
}

.site-footer__list a:hover,
.site-footer__list a:focus-visible {
  color: var(--color-gold);
  padding-left: 4px;
  outline: 0;
}

.site-footer__list a[aria-current="page"] {
  color: var(--color-gold);
}

.site-footer__contact li {
  position: relative;
  padding-left: 16px;
  line-height: 1.6;
}

.site-footer__contact li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--color-gold-line);
  transform: rotate(45deg);
}

.site-footer__bottom {
  max-width: 1160px;
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid rgba(167, 176, 194, 0.15);
  display: grid;
  gap: 10px;
}

.site-footer__trust {
  margin: 0;
  max-width: 72ch;
  font-size: 0.85rem;
  line-height: 1.65;
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.site-footer__legal a {
  color: var(--color-mute);
  font-size: 0.85rem;
  border-bottom: 1px solid transparent;
  transition: color var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
}

.site-footer__legal a:hover,
.site-footer__legal a:focus-visible {
  color: var(--color-gold);
  border-color: var(--color-gold-line);
  outline: 0;
}

.site-footer__icp {
  margin: 8px 0 0;
  font-family: var(--font-numeric);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--color-mute);
}

.site-main {
  min-height: 60vh;
}

.site-container {
  width: min(100% - 32px, 1160px);
  margin-inline: auto;
}

.site-section {
  padding: clamp(48px, 8vw, 96px) 0;
}

.content-narrow,
.prose {
  max-width: 680px;
}

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

.text-muted {
  color: var(--color-mute);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
  color: var(--color-flash);
  font-family: var(--font-numeric);
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--color-gold-line);
}

.display-title {
  margin: 0;
  max-width: 14ch;
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.section-title {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  line-height: 1.18;
}

.lede {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-mute);
  max-width: 68ch;
}

.gold-line {
  height: 1px;
  margin: 32px 0;
  border: 0;
  background: linear-gradient(90deg, var(--color-gold-line), transparent);
}

.glass-panel {
  background: var(--color-glass);
  border: 1px solid rgba(217, 164, 39, 0.18);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.card {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.03), transparent 55%), var(--color-panel);
  border: 1px solid rgba(167, 176, 194, 0.14);
  border-radius: var(--radius);
  padding: 24px;
  transition: transform var(--duration) var(--ease-out), border-color var(--duration) var(--ease-out);
}

.card:hover,
.card:focus-within {
  transform: translateY(-2px);
  border-color: rgba(232, 184, 63, 0.45);
}

.grid {
  display: grid;
  gap: 24px;
}

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

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

.grid--gap-sm {
  gap: 12px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
}

.stat {
  padding: 14px 16px;
  background: var(--color-panel);
  border-top: 2px solid var(--color-gold);
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.stat__value {
  font-family: var(--font-numeric);
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-gold);
}

.stat__label {
  margin-top: 4px;
  color: var(--color-mute);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(198, 255, 61, 0.08);
  border: 1px solid rgba(198, 255, 61, 0.28);
  color: var(--color-flash);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.tag--gold {
  background: rgba(232, 184, 63, 0.08);
  border-color: rgba(232, 184, 63, 0.3);
  color: var(--color-gold);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  color: var(--color-mute);
  font-size: 0.85rem;
}

.breadcrumb a {
  color: var(--color-gold);
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  text-decoration: underline;
  outline: 0;
}

.footnote {
  font-size: 0.875rem;
  line-height: 1.7;
  color: var(--color-mute);
}

.media-frame {
  position: relative;
  display: grid;
  place-items: center;
  overflow: hidden;
  min-height: 220px;
  border: 1px solid rgba(167, 176, 194, 0.16);
  border-radius: var(--radius);
  background: linear-gradient(135deg, #1A2333, #0B0E14);
  color: var(--color-mute);
}

.media-frame::before {
  content: "IMAGE";
  font-family: var(--font-numeric);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  opacity: 0.5;
}

.media-frame[data-ratio="wide"] {
  aspect-ratio: 16 / 9;
}

.media-frame[data-ratio="portrait"] {
  aspect-ratio: 4 / 5;
}

.media-frame[data-ratio="square"] {
  aspect-ratio: 1 / 1;
}

.media-frame[data-caption]::after {
  content: attr(data-caption);
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 28px 14px 10px;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.72));
  color: var(--color-text);
  font-size: 0.8rem;
}

.table-wrap {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid rgba(167, 176, 194, 0.14);
  border-radius: 12px;
  background: rgba(18, 23, 36, 0.6);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px 14px;
  text-align: left;
  border-bottom: 1px solid rgba(167, 176, 194, 0.12);
}

.table thead th {
  color: var(--color-gold);
  font-family: var(--font-numeric);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.table tbody tr:hover {
  background: rgba(232, 184, 63, 0.04);
}

.pullquote {
  margin: 24px 0;
  padding: 18px 24px;
  border-left: 3px solid var(--color-gold);
  background: rgba(232, 184, 63, 0.05);
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  line-height: 1.4;
}

@media (min-width: 1024px) {
  body {
    padding-left: var(--rail-w);
  }

  .site-header {
    width: var(--rail-w);
    height: 100vh;
    height: 100dvh;
    flex-direction: column;
    border-bottom: 0;
    border-right: 1px solid var(--color-gold-line);
    background: linear-gradient(180deg, rgba(18, 23, 36, 0.92), rgba(11, 14, 20, 0.96));
  }

  .site-header__bar {
    padding: 24px 20px 18px;
    border-bottom: 1px solid rgba(217, 164, 39, 0.18);
  }

  .nav-toggle {
    display: none;
  }

  .site-nav {
    position: static;
    width: auto;
    height: auto;
    flex: 1;
    transform: none;
    visibility: visible;
    background: transparent;
    border: 0;
    box-shadow: none;
    padding: 20px 16px 24px;
  }

  .site-header[data-open="true"] .site-nav {
    transform: none;
    visibility: visible;
  }
}

@media (max-width: 1023.98px) {
  .site-footer__grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }
}

@media (max-width: 720px) {
  .site-header__bar {
    padding: 0 10px;
  }

  .brand__text {
    font-size: 0.9rem;
  }

  .brand__text small {
    display: none;
  }

  .nav-toggle__label {
    display: none;
  }

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

  .site-footer {
    padding: 40px 20px 24px;
  }

  .site-footer__grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .site-footer__bottom {
    margin-top: 28px;
    gap: 12px;
  }

  .site-footer__legal {
    gap: 8px 14px;
  }
}

@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;
  }

  .header-progress {
    display: none;
  }

  .site-nav,
  .site-header[data-open="true"] .site-nav {
    transition: none;
  }
}