:root {
  --color-primary: #0A1F44;
  --color-primary-deep: #071631;
  --color-gold: #D4AF37;
  --color-gold-deep: #B8942E;
  --color-green: #00A859;
  --color-bg: #F5F7FA;
  --color-dark: #1A1A2E;
  --color-white: #FFFFFF;
  --color-ink: #101820;
  --color-cyan: #00B4D8;
  --font-head: "Archivo Black", "PingFang SC", "Microsoft YaHei", "Arial Black", sans-serif;
  --font-body: "Inter", "Helvetica Neue", "PingFang SC", Arial, sans-serif;
  --font-data: "Roboto Mono", "SF Mono", Consolas, monospace;
  --container: 1200px;
  --header-h: 68px;
  --radius-sm: 4px;
  --radius-lg: 12px;
  --shadow-sm: 0 4px 18px rgba(10, 31, 68, .08);
  --shadow-md: 0 12px 40px rgba(10, 31, 68, .16);
  --transition: 160ms ease;
  --focus-ring: 0 0 0 3px rgba(0, 180, 216, .65);
}

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

html {
  scroll-behavior: smooth;
}

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

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-head);
  line-height: 1.2;
  color: inherit;
}

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

ul,
ol {
  list-style: none;
}

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

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

:focus-visible {
  outline: 3px solid var(--color-cyan);
  outline-offset: 3px;
}

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

#main-content {
  display: block;
  scroll-margin-top: calc(var(--header-h) + 1rem);
}

.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 1200;
  padding: .75rem 1.25rem;
  background: var(--color-gold);
  color: var(--color-primary);
  font-weight: 700;
  transition: top 180ms ease;
}

.skip-link:focus {
  top: .75rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background:
    radial-gradient(circle at 84% -30%, rgba(212, 175, 55, .28), transparent 46%),
    linear-gradient(180deg, var(--color-primary-deep), var(--color-primary));
  border-bottom: 1px solid rgba(212, 175, 55, .38);
  box-shadow: 0 6px 20px rgba(4, 12, 28, .28);
}

.site-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--color-gold), var(--color-green), var(--color-cyan));
  transform: scaleX(0);
  transform-origin: 0 50%;
  transition: transform 120ms ease-out;
  z-index: 2;
}

.site-header__inner {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: clamp(.75rem, 2.5vw, 2rem);
  width: min(100%, 1440px);
  min-height: var(--header-h);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

.site-brand {
  display: inline-flex;
  align-items: baseline;
  gap: .65rem;
  white-space: nowrap;
  color: var(--color-white);
  line-height: 1;
}

.site-brand__mark {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -.06em;
  color: var(--color-gold);
  border: 1px solid rgba(212, 175, 55, .6);
  padding: .25rem .4rem;
}

.site-brand__text {
  font-family: var(--font-head);
  font-size: 1.2rem;
  letter-spacing: .04em;
}

.site-brand__cn {
  align-self: center;
  font-size: .625rem;
  letter-spacing: .16em;
  color: rgba(255, 255, 255, .5);
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-self: center;
  height: 100%;
}

.site-nav__list {
  display: flex;
  align-items: stretch;
  gap: clamp(.25rem, 1.4vw, 1.5rem);
}

.site-nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .75rem .25rem;
  color: rgba(255, 255, 255, .68);
  font-size: .875rem;
  font-weight: 600;
  letter-spacing: .04em;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition), background var(--transition);
}

.site-nav__link::before {
  content: attr(data-index);
  font-family: var(--font-data);
  font-size: .625rem;
  letter-spacing: .02em;
  color: var(--color-gold);
  transform: translateY(-.1em);
}

.site-nav__link:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, .04);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-white);
  border-bottom-color: var(--color-gold);
}

.site-header__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: .75rem;
}

.site-cta {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, #E4C65D, var(--color-gold) 45%, var(--color-gold-deep));
  color: var(--color-primary);
  font-weight: 800;
  font-size: .875rem;
  letter-spacing: .05em;
  padding: .6rem 1.15rem;
  clip-path: polygon(10px 0, calc(100% - 10px) 0, 100% 50%, calc(100% - 10px) 100%, 10px 100%, 0 50%);
  transition: transform var(--transition), filter var(--transition);
}

.site-cta:hover {
  filter: brightness(1.06);
  transform: translateY(-2px);
}

.site-cta:focus-visible {
  filter: drop-shadow(0 0 0 3px var(--color-cyan));
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: .5rem;
  padding: .5rem .7rem;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, .28);
  color: var(--color-white);
  cursor: pointer;
  line-height: 1;
}

.nav-toggle__label {
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .08em;
}

.nav-toggle__box {
  display: grid;
  gap: 4px;
  width: 18px;
}

.nav-toggle__box span {
  display: block;
  height: 2px;
  background: currentColor;
}

@media (max-width: 1024px) {
  .site-header__inner {
    grid-template-columns: 1fr auto;
    min-height: 60px;
  }

  .site-brand__cn {
    display: none;
  }

  .site-header__actions {
    grid-column: 2;
  }

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

  .site-nav {
    display: none;
    grid-column: 1 / -1;
    width: 100%;
    justify-self: stretch;
    background: rgba(4, 12, 28, .98);
    border-top: 1px solid rgba(212, 175, 55, .18);
    padding: 0 clamp(1rem, 4vw, 2.5rem);
  }

  .site-nav[data-open] {
    display: flex;
  }

  .site-nav__list {
    flex-direction: column;
    width: 100%;
    padding: .5rem 0 1rem;
  }

  .site-nav__link {
    justify-content: space-between;
    padding: .8rem .2rem;
    border-bottom: 1px solid rgba(255, 255, 255, .09);
  }

  .site-nav__link[aria-current="page"] {
    border-bottom-color: var(--color-gold);
  }
}

.site-footer {
  background:
    radial-gradient(circle at 12% 100%, rgba(212, 175, 55, .14), transparent 40%),
    linear-gradient(180deg, var(--color-primary-deep), var(--color-primary));
  color: rgba(255, 255, 255, .72);
  border-top: 3px solid var(--color-gold);
  padding-top: clamp(3rem, 7vw, 5rem);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1.2fr;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: start;
  width: min(92vw, var(--container));
  margin-inline: auto;
  padding-bottom: 2rem;
}

.site-footer__block {
  min-width: 0;
}

.site-brand--footer .site-brand__mark {
  font-size: 1.75rem;
}

.site-brand--footer .site-brand__text {
  font-size: 1.5rem;
}

.site-footer__tagline {
  max-width: 28rem;
  margin-top: 1rem;
  color: rgba(255, 255, 255, .58);
  font-size: .9375rem;
}

.site-footer__nav {
  justify-self: end;
}

.site-footer__heading {
  font-family: var(--font-head);
  font-size: .875rem;
  letter-spacing: .08em;
  color: var(--color-white);
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  position: relative;
}

.site-footer__heading::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 1.75rem;
  height: 2px;
  background: var(--color-gold);
}

.site-footer__list {
  display: grid;
  gap: .6rem;
}

.site-footer__list a {
  color: rgba(255, 255, 255, .72);
  font-size: .9375rem;
  transition: color var(--transition), padding-left var(--transition);
}

.site-footer__list a:hover {
  color: var(--color-gold);
  padding-left: .4rem;
}

.site-footer__block--contact {
  justify-self: end;
}

.site-footer__contact {
  display: grid;
  gap: .3rem;
}

.site-footer__contact-label {
  font-family: var(--font-data);
  font-size: .6875rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-top: .6rem;
}

.site-footer__contact-label:first-child {
  margin-top: 0;
}

.site-footer__service-note {
  margin-top: 1rem;
  font-size: .8125rem;
  color: rgba(255, 255, 255, .45);
}

.site-footer__bottom {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: .75rem;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, .14);
  font-size: .8125rem;
  color: rgba(255, 255, 255, .55);
}

.site-footer__copy {
  max-width: 50rem;
}

.site-footer__trust {
  max-width: 42rem;
}

@media (max-width: 900px) {
  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-footer__nav,
  .site-footer__block--contact {
    justify-self: start;
  }

  .site-footer__bottom {
    flex-direction: column;
  }
}

.container {
  width: min(92vw, var(--container));
  margin-inline: auto;
}

.section {
  padding-block: clamp(4rem, 9vw, 7rem);
}

.section--dark {
  background: var(--color-primary);
  color: var(--color-white);
}

.section--dark .lead {
  color: rgba(255, 255, 255, .78);
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: .75rem;
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .15em;
  text-transform: uppercase;
  color: var(--color-gold);
}

.eyebrow::before {
  content: "";
  width: 2rem;
  height: 1px;
  background: currentColor;
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4.5vw, 3.75rem);
  line-height: 1.05;
  letter-spacing: -.01em;
  margin-bottom: 1rem;
}

.lead {
  font-size: clamp(1.0625rem, 1.5vw, 1.25rem);
  max-width: 56rem;
}

.muted {
  color: #6B7280;
}

.data {
  font-family: var(--font-data);
  font-variant-numeric: tabular-nums;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .5rem;
  padding: .85rem 1.35rem;
  font-weight: 700;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  text-decoration: none;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn--primary {
  background: linear-gradient(135deg, var(--color-gold), var(--color-gold-deep));
  color: var(--color-primary);
  box-shadow: 0 4px 14px rgba(212, 175, 55, .3);
}

.btn--primary:hover {
  box-shadow: 0 10px 26px rgba(212, 175, 55, .4);
}

.btn--ghost {
  border-color: rgba(10, 31, 68, .35);
  color: var(--color-primary);
  background: rgba(255, 255, 255, .6);
}

.btn--ghost-light {
  border-color: rgba(255, 255, 255, .5);
  color: var(--color-white);
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr));
  gap: clamp(1rem, 2vw, 2rem);
}

.grid__item {
  min-width: 0;
}

.card {
  position: relative;
  background: var(--color-white);
  border: 1px solid rgba(10, 31, 68, .08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.card__title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  margin-bottom: .75rem;
  color: var(--color-primary);
}

.card__meta {
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: .5rem;
}

.card__body {
  color: #4B5563;
  font-size: .9375rem;
}

.card--dark {
  background: var(--color-dark);
  border-color: transparent;
  color: var(--color-white);
}

.card--accent {
  border-top: 3px solid var(--color-gold);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .25rem .75rem;
  background: rgba(212, 175, 55, .12);
  border: 1px solid rgba(212, 175, 55, .35);
  color: var(--color-primary);
  font-size: .8125rem;
  font-weight: 600;
  border-radius: 999px;
}

.tag--green {
  background: rgba(0, 168, 89, .1);
  border-color: rgba(0, 168, 89, .3);
  color: #008B45;
}

.image-frame {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--color-dark);
}

.image-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(212, 175, 55, .28), rgba(0, 168, 89, .14) 52%, rgba(10, 31, 68, .55));
  opacity: .7;
}

.image-frame::after {
  content: "";
  position: absolute;
  inset: 1rem;
  border: 1px solid rgba(255, 255, 255, .35);
}

.image-frame img {
  position: relative;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.image-frame--tall {
  aspect-ratio: 4 / 5;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: .35rem;
  padding: 1rem 0;
  font-size: .875rem;
  color: #6B7280;
}

.breadcrumb li + li::before {
  content: "/";
  margin: 0 .35rem;
  color: var(--color-gold);
}

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

.table-wrap {
  overflow-x: auto;
  background: var(--color-white);
  border: 1px solid rgba(10, 31, 68, .08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: .9375rem;
}

.table th {
  font-family: var(--font-data);
  font-size: .8125rem;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-align: left;
  background: var(--color-primary);
  color: var(--color-white);
  padding: .9rem 1rem;
}

.table td {
  padding: .9rem 1rem;
  border-top: 1px solid rgba(10, 31, 68, .08);
}

.table tbody tr:hover {
  background: rgba(0, 180, 216, .06);
}

.timeline {
  position: relative;
  border-left: 1px solid rgba(212, 175, 55, .4);
}

.timeline__item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 2rem;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: -.375rem;
  top: .3125rem;
  width: .75rem;
  height: .75rem;
  background: var(--color-gold);
  transform: rotate(45deg);
}

.timeline__time {
  font-family: var(--font-data);
  font-size: .875rem;
  letter-spacing: .08em;
  color: var(--color-primary);
}

.timeline__title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  margin: .25rem 0 .5rem;
}

.path-map {
  display: grid;
  gap: 1.75rem;
}

.path-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  padding: 1.25rem;
  background: var(--color-white);
  border: 1px solid rgba(10, 31, 68, .08);
  border-left: 4px solid var(--color-gold);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.path-step:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}

.path-step__index {
  font-family: var(--font-data);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1;
  color: var(--color-gold);
}

.path-step__title {
  font-family: var(--font-head);
  font-size: 1.125rem;
  color: var(--color-primary);
  margin-bottom: .35rem;
}

.path-step__text {
  font-size: .9375rem;
  color: #4B5563;
}

.stat-card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-primary), var(--color-dark));
  color: var(--color-white);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
}

.stat-card::after {
  content: "";
  position: absolute;
  right: -2rem;
  bottom: -2rem;
  width: 6rem;
  height: 6rem;
  border: 1px solid rgba(212, 175, 55, .4);
  transform: rotate(45deg);
}

.stat-card__value {
  font-family: var(--font-data);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3.5rem);
  line-height: 1;
  color: var(--color-gold);
}

.stat-card__label {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-top: .5rem;
  font-size: .875rem;
  color: rgba(255, 255, 255, .7);
}

.live-dot {
  display: inline-block;
  width: .5rem;
  height: .5rem;
  background: var(--color-green);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(0, 168, 89, .25);
  animation: livePulse 1.8s ease-out infinite;
}

@keyframes livePulse {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 168, 89, .5);
  }

  70% {
    box-shadow: 0 0 0 8px rgba(0, 168, 89, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(0, 168, 89, 0);
  }
}

.prose {
  max-width: 72ch;
}

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

.prose h2 {
  font-family: var(--font-head);
  font-size: 1.75rem;
  color: var(--color-primary);
  margin: 2rem 0 .75rem;
}

.prose ul {
  margin: 1rem 0;
  padding-left: 1rem;
  list-style: square;
}

.site-js [data-reveal] {
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 500ms ease, transform 500ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

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

  .site-progress {
    transition: none;
  }
}