:root {
  --green-900: #0B3D2E;
  --green-800: #0F4A38;
  --green-700: #14583F;
  --gold: #D4AF37;
  --gold-light: #E7C96C;
  --gray-900: #222222;
  --gray-700: #3A3833;
  --cream: #F5F0EB;
  --rock: #9DA6A0;
  --terracotta: #B35C37;
  --white: #FFFFFF;
  --font-display: "Oswald", "Impact", "Arial Narrow", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Roboto", "Open Sans", "PingFang SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "DejaVu Sans Mono", "Cascadia Mono", "Consolas", "Courier New", monospace;
  --maxw: 1360px;
  --header-h: 72px;
  --pad: clamp(16px, 3vw, 40px);
  --gap: clamp(12px, 2vw, 28px);
  --clip-sm: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 12px 100%, 0 calc(100% - 12px));
  --clip-btn: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 0 100%);
  --ease: cubic-bezier(.22, 1, .36, 1);
  --dur: 240ms;
}

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

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

main {
  display: block;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  background: var(--cream);
  color: var(--gray-900);
}

h1, h2, h3, h4 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  color: var(--gray-900);
}

h1 {
  font-size: clamp(2.6rem, 5vw, 4.6rem);
  text-transform: uppercase;
  letter-spacing: .01em;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.5rem);
}

h3 {
  font-size: 1.1rem;
}

p, ul, ol, dl, dd, figure, blockquote {
  margin: 0;
}

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

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

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

button, input {
  font: inherit;
  color: inherit;
}

button {
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}

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

::selection {
  background: var(--gold);
  color: var(--green-900);
}

#main-content {
  scroll-margin-top: calc(var(--header-h) + 14px);
}

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

.layout-split {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.panel {
  position: relative;
  background: var(--white);
  border: 1px solid rgba(11, 61, 46, .14);
  clip-path: var(--clip-sm);
  padding: clamp(24px, 3vw, 44px);
}

.panel--dark {
  background: var(--green-900);
  border-color: rgba(212, 175, 55, .35);
  color: var(--cream);
}

.panel--dark h1,
.panel--dark h2,
.panel--dark h3 {
  color: var(--cream);
}

.section-head {
  display: flex;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 18px;
  margin-bottom: clamp(20px, 2.5vw, 32px);
}

.index-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .16em;
  color: var(--terracotta);
  text-transform: uppercase;
}

.index-label::before {
  content: "";
  width: 30px;
  height: 2px;
  background: currentColor;
}

.index-label__num {
  color: var(--gold);
  font-weight: 700;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  border: 1px solid currentColor;
}

.tag--gold {
  color: var(--gold);
  background: rgba(212, 175, 55, .1);
  border-color: rgba(212, 175, 55, .45);
}

.tag--terracotta {
  color: var(--terracotta);
  background: rgba(179, 92, 55, .08);
  border-color: rgba(179, 92, 55, .4);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .05em;
  color: var(--rock);
}

.breadcrumb__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--gold);
}

.breadcrumb__link {
  color: var(--green-800);
  border-bottom: 1px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.breadcrumb__link:hover {
  color: var(--terracotta);
  border-color: currentColor;
}

.breadcrumb__current {
  color: var(--gray-900);
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 12px 22px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: .86rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  background: var(--cream);
  color: var(--gray-900);
  border: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

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

.btn--gold {
  background: var(--gold);
  color: var(--green-900);
}

.btn--gold:hover {
  background: var(--gold-light);
  color: var(--green-800);
}

.btn--ghost {
  background: transparent;
  border: 1px solid rgba(245, 240, 235, .5);
  color: var(--cream);
}

.btn--ghost:hover {
  background: rgba(245, 240, 235, .12);
  border-color: var(--gold-light);
}

.btn--clipped {
  clip-path: var(--clip-btn);
}

.btn__text {
  display: inline;
}

.btn__short {
  display: none;
}

.media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: var(--green-800);
  clip-path: var(--clip-sm);
}

.media--wide {
  aspect-ratio: 21 / 9;
}

.media--portrait {
  aspect-ratio: 3 / 4;
}

.media--square {
  aspect-ratio: 1 / 1;
}

.media__slot {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--green-800), var(--green-700));
  color: rgba(245, 240, 235, .55);
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, transparent 42%, rgba(212, 175, 55, .3) 50%, transparent 58%);
  pointer-events: none;
}

.media img,
.media picture,
.media video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 3000;
  padding: 12px 22px;
  background: var(--gold);
  color: var(--green-900);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: .06em;
  transform: translateY(-220%);
  transition: transform .28s var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
  outline-offset: 2px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--green-900);
  color: var(--cream);
  border-bottom: 2px solid var(--gold);
  box-shadow: 0 6px 18px rgba(5, 25, 18, .22);
}

.site-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--terracotta) 55%, var(--gold-light));
  z-index: 1;
}

.site-header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--gap);
  min-height: var(--header-h);
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 0 var(--pad);
}

.site-header__track {
  height: 3px;
  background: rgba(245, 240, 235, .08);
}

.site-header__progress {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--gold), var(--gold-light));
}

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

.brand__mark {
  position: relative;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  display: grid;
  place-items: center;
  background: var(--green-800);
  border: 1px solid rgba(212, 175, 55, .65);
  clip-path: var(--clip-sm);
}

.brand__field {
  position: absolute;
  inset: 7px;
  border: 1px solid rgba(212, 175, 55, .6);
}

.brand__field::before {
  content: "";
  position: absolute;
  top: -2px;
  bottom: -2px;
  left: 50%;
  width: 1px;
  background: rgba(212, 175, 55, .6);
}

.brand__field::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 9px;
  height: 9px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(212, 175, 55, .75);
  border-radius: 50%;
}

.brand__ball {
  position: absolute;
  right: 5px;
  bottom: 5px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--gold-light);
}

.brand__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.brand__name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  line-height: 1;
  letter-spacing: .04em;
  color: var(--cream);
}

.brand__strong {
  color: var(--gold-light);
  font-weight: 700;
}

.brand__tag {
  font-family: var(--font-mono);
  font-size: .58rem;
  letter-spacing: .2em;
  color: var(--rock);
}

.brand--footer .brand__mark {
  width: 46px;
  height: 46px;
}

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

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

.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: .86rem;
  letter-spacing: .04em;
  color: rgba(245, 240, 235, .74);
  border-bottom: 2px solid transparent;
  transition: color var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.site-nav__index {
  font-family: var(--font-mono);
  font-size: .58rem;
  font-weight: 400;
  letter-spacing: .06em;
  color: var(--gold);
}

.site-nav__label {
  white-space: nowrap;
}

.site-nav__link:hover {
  color: var(--gold-light);
  background: rgba(255, 255, 255, .05);
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.site-search {
  position: relative;
  display: flex;
  align-items: center;
}

.site-search__icon {
  position: relative;
  width: 15px;
  height: 15px;
  margin-right: 9px;
  border: 2px solid var(--rock);
  border-radius: 50%;
  flex-shrink: 0;
  cursor: pointer;
  transition: border-color var(--dur) var(--ease);
}

.site-search__icon::after {
  content: "";
  position: absolute;
  right: -4px;
  bottom: -3px;
  width: 6px;
  height: 2px;
  border-radius: 2px;
  background: var(--rock);
  transform: rotate(45deg);
}

.site-search__icon:hover {
  border-color: var(--gold-light);
}

.site-search__input {
  width: 146px;
  padding: 9px 26px 9px 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(245, 240, 235, .26);
  border-radius: 0;
  color: var(--cream);
  font-family: var(--font-mono);
  font-size: .76rem;
  letter-spacing: .03em;
  transition: width .26s var(--ease), border-color var(--dur) var(--ease);
}

.site-search__input::placeholder {
  color: rgba(157, 166, 160, .75);
}

.site-search__input:focus {
  width: 194px;
  outline: none;
  border-bottom-color: var(--gold-light);
}

.site-search__input::-webkit-search-cancel-button {
  -webkit-appearance: none;
}

.site-search__status {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 20;
  max-width: 280px;
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: .66rem;
  line-height: 1.5;
  color: var(--gold-light);
  background: var(--gray-900);
  border-left: 2px solid var(--gold);
  box-shadow: 0 8px 20px rgba(5, 25, 18, .25);
  white-space: nowrap;
}

.site-search__status:empty {
  display: none;
}

.header-cta {
  height: 40px;
  padding: 0 18px;
  font-size: .84rem;
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 10px 6px;
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--cream);
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 6px;
  width: 20px;
}

.nav-toggle__bar {
  display: block;
  height: 2px;
  background: var(--gold-light);
  transition: transform .26s var(--ease), opacity .2s ease;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(4px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  transform: translateY(-4px) rotate(-45deg);
}

.nav-toggle:hover {
  color: var(--gold-light);
}

.site-footer {
  position: relative;
  overflow: hidden;
  margin-top: clamp(64px, 10vw, 120px);
  background: var(--green-900);
  color: var(--cream);
  border-top: 3px solid var(--gold);
}

.site-footer__pitch {
  position: absolute;
  top: -180px;
  right: -180px;
  width: 540px;
  height: 540px;
  border: 1px dashed rgba(212, 175, 55, .16);
  border-radius: 50%;
  pointer-events: none;
}

.site-footer__pitch::before {
  content: "";
  position: absolute;
  inset: 72px;
  border: 1px dashed rgba(212, 175, 55, .12);
  border-radius: 50%;
}

.site-footer__pitch::after {
  content: "";
  position: absolute;
  left: 50%;
  top: -60px;
  width: 1px;
  height: calc(100% + 120px);
  background: rgba(212, 175, 55, .1);
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, .9fr) minmax(0, .9fr) minmax(0, 1.2fr);
  gap: clamp(28px, 4vw, 60px);
  max-width: var(--maxw);
  margin-inline: auto;
  padding: clamp(44px, 7vw, 80px) var(--pad) clamp(28px, 4vw, 44px);
}

.footer-brand {
  display: grid;
  gap: 18px;
  align-content: start;
}

.footer-about {
  font-size: .94rem;
  line-height: 1.85;
  color: rgba(245, 240, 235, .85);
}

.footer-trust {
  font-family: var(--font-mono);
  font-size: .72rem;
  line-height: 1.9;
  color: var(--rock);
  border-left: 2px solid var(--gold);
  padding-left: 14px;
}

.footer-note {
  font-size: .82rem;
  color: var(--gold-light);
}

.footer-head {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 18px;
  font-family: var(--font-mono);
  font-size: .84rem;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--gold-light);
}

.footer-head::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(212, 175, 55, .28);
}

.footer-head__en {
  font-size: .56rem;
  font-weight: 400;
  color: var(--rock);
  letter-spacing: .22em;
}

.footer-list {
  display: grid;
  gap: 9px;
}

.footer-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: rgba(245, 240, 235, .82);
  transition: color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.footer-link::before {
  content: "";
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  background: var(--gold);
  clip-path: polygon(0 0, 100% 0, 100% 100%);
  opacity: .75;
}

.footer-link:hover {
  color: var(--gold-light);
  transform: translateX(4px);
}

.footer-link[aria-current="page"] {
  color: var(--gold-light);
}

.footer-contact {
  display: grid;
  align-content: start;
}

.footer-contact__item {
  display: grid;
  gap: 4px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(245, 240, 235, .1);
}

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: .6rem;
  letter-spacing: .18em;
  color: var(--gold);
}

.footer-contact__value {
  font-size: .9rem;
  color: var(--cream);
  word-break: break-all;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  max-width: var(--maxw);
  margin-inline: auto;
  padding: 18px var(--pad);
  border-top: 1px solid rgba(245, 240, 235, .12);
  font-family: var(--font-mono);
  font-size: .7rem;
  color: var(--rock);
}

.footer-copy {
  color: var(--rock);
}

.footer-icp {
  color: var(--rock);
}

.footer-meta {
  letter-spacing: .16em;
  color: rgba(157, 166, 160, .5);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s ease, transform .5s var(--ease);
}

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

@media (max-width: 1120px) {
  .site-nav {
    position: absolute;
    top: calc(100% + 2px);
    left: 0;
    right: 0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0;
    background: var(--green-900);
    border-top: 2px solid var(--gold);
    box-shadow: 0 18px 36px rgba(4, 22, 15, .4);
    transform: translateY(-12px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: transform .26s var(--ease), opacity .2s ease, visibility .2s ease;
  }

  .site-nav[data-open] {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-nav__link {
    padding: 15px 18px;
    border-bottom: 1px solid rgba(245, 240, 235, .08);
  }

  .site-nav__label {
    font-size: .95rem;
  }

  .site-nav__link[aria-current="page"] {
    background: rgba(212, 175, 55, .12);
    border-bottom-color: transparent;
  }

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

@media (max-width: 960px) {
  .layout-split {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 640px) {
  .site-search {
    display: none;
  }

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

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

  .footer-bottom {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 560px) {
  .header-cta {
    width: 46px;
    height: 38px;
    padding: 0;
  }

  .header-cta .btn__text {
    display: none;
  }

  .header-cta .btn__short {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: .72rem;
  }
}

@media (max-width: 520px) {
  .site-nav {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 400px) {
  .brand__tag {
    display: none;
  }

  .brand__name {
    font-size: 1.05rem;
  }
}

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

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

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

  .site-nav {
    transition: none;
  }
}