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

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

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--c-bg);
  color: var(--c-white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

main {
  flex: 1 0 auto;
  width: 100%;
}

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

ul,
ol {
  list-style: none;
}

a {
  color: var(--c-gold);
  text-decoration: none;
  transition: color .2s ease, border-color .2s ease, background-color .2s ease;
}

a:hover {
  color: var(--c-gold-hover);
}

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

hr {
  border: none;
  border-top: 1px solid var(--c-border);
}

:root {
  --c-bg: #0B1E3A;
  --c-bg-deep: #061224;
  --c-card: #122A4A;
  --c-border: #2C3E50;
  --c-gold: #F5B700;
  --c-gold-hover: #DCA500;
  --c-orange: #FF6B35;
  --c-white: #FFFFFF;
  --c-light: #EAEAEA;
  --c-muted: #7A8B99;
  --font-head: 'Archivo Black', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-body: 'Inter', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-pill: 999px;
  --container-width: 1280px;
  --space-section: 64px;
}

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

.skip-link {
  position: absolute;
  z-index: 100;
  top: -100px;
  left: 20px;
  padding: 12px 24px;
  background: var(--c-gold);
  color: var(--c-bg-deep);
  font-weight: 700;
  border-radius: var(--radius-pill);
  transition: top .25s ease-in-out;
}

.skip-link:focus,
.site-header:focus-within .skip-link {
  top: 12px;
}

.site-header {
  position: relative;
  border-bottom: 2px solid var(--c-border);
  background: linear-gradient(180deg, var(--c-bg-deep) 0%, var(--c-bg) 100%);
}

.header-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 24px 8px 20px;
  border-bottom: 1px solid rgba(245, 183, 0, .18);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
  background:
    linear-gradient(90deg, var(--c-orange) 0%, var(--c-orange) 6px, transparent 6px),
    linear-gradient(180deg, #0d1f3a 0%, var(--c-bg-deep) 100%);
}

.header-topbar__cell {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.header-topbar__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-gold);
  box-shadow: 0 0 0 3px rgba(245, 183, 0, .18);
}

.header-topbar__status {
  color: var(--c-light);
  letter-spacing: .06em;
}

.header-topbar__trust {
  color: var(--c-muted);
  letter-spacing: .04em;
  text-align: center;
}

.header-topbar__icp {
  color: var(--c-muted);
  letter-spacing: .04em;
}

.masthead {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 20px 32px 16px;
}

.masthead__aside {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
}

.masthead__aside--left {
  grid-column: 1;
  grid-row: 1;
}

.masthead__aside--right {
  grid-column: 3;
  grid-row: 1;
  align-items: flex-end;
  text-align: right;
}

.masthead__meta,
.masthead__geo {
  display: flex;
  gap: 8px;
  align-items: baseline;
}

.masthead__aside--right .masthead__geo {
  justify-content: flex-end;
}

.masthead__label {
  color: var(--c-muted);
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: 11px;
}

.masthead__value {
  color: var(--c-light);
  letter-spacing: .03em;
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  color: var(--c-white);
  line-height: 1;
}

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

.brand__mark {
  font-family: var(--font-head);
  font-size: 42px;
  color: var(--c-gold);
  letter-spacing: .06em;
  text-shadow: 0 0 18px rgba(245, 183, 0, .15);
}

.brand__word {
  font-family: var(--font-head);
  font-size: 30px;
  color: var(--c-white);
  letter-spacing: .08em;
}

.brand__divider {
  width: 1px;
  height: 36px;
  background: linear-gradient(180deg, transparent, var(--c-border), transparent);
}

.brand__tagline {
  max-width: 96px;
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.5;
  color: var(--c-muted);
  letter-spacing: .03em;
}

.nav-toggle {
  display: none;
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  position: relative;
  width: 44px;
  height: 44px;
  border-radius: 14px;
  border: 1px solid var(--c-border);
  background: var(--c-card);
  transition: border-color .2s ease;
}

.nav-toggle:hover {
  border-color: rgba(245, 183, 0, .5);
}

.nav-toggle__bar {
  position: absolute;
  left: 10px;
  right: 10px;
  height: 2px;
  border-radius: 2px;
  background: var(--c-gold);
  transition: top .2s ease, transform .2s ease, opacity .2s ease;
}

.nav-toggle__bar:nth-child(1) {
  top: 12px;
}

.nav-toggle__bar:nth-child(2) {
  top: 19px;
}

.nav-toggle__bar:nth-child(3) {
  top: 26px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  top: 19px;
  transform: rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  top: 19px;
  transform: rotate(-45deg);
}

.primary-nav {
  border-top: 1px solid rgba(245, 183, 0, .22);
  background: rgba(6, 18, 36, .35);
  padding: 8px 24px;
}

.primary-nav__list {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 4px 10px;
  max-width: 1080px;
  margin: 0 auto;
}

.primary-nav__item {
  position: relative;
}

.primary-nav__item + .primary-nav__item::before {
  content: "";
  position: absolute;
  left: -7px;
  top: 22%;
  bottom: 22%;
  width: 1px;
  background: rgba(255, 255, 255, .08);
}

.primary-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: var(--radius-pill);
  color: var(--c-light);
  font-weight: 500;
  font-size: 15px;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}

.primary-nav__link:hover {
  background: rgba(245, 183, 0, .08);
  border-color: rgba(245, 183, 0, .25);
  color: var(--c-white);
}

.primary-nav__link[aria-current="page"] {
  background: var(--c-card);
  border-color: rgba(245, 183, 0, .5);
  color: var(--c-white);
}

.primary-nav__index {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-gold);
  opacity: .6;
  transition: opacity .2s ease;
}

.primary-nav__link[aria-current="page"] .primary-nav__index,
.primary-nav__link:hover .primary-nav__index {
  opacity: 1;
}

.primary-nav__text {
  font-weight: 500;
}

.site-footer {
  border-top: 2px solid var(--c-border);
  background:
    linear-gradient(0deg, rgba(255, 107, 53, .07) 0%, transparent 20%),
    var(--c-bg-deep);
  box-shadow: inset 0 -4px 0 var(--c-orange);
}

.footer-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 32px 32px;
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: 48px;
}

.footer-narrative {
  max-width: 420px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--c-white);
}

.footer-brand:hover {
  color: var(--c-white);
}

.footer-brand__mark {
  font-family: var(--font-head);
  font-size: 30px;
  color: var(--c-gold);
}

.footer-brand__name {
  font-family: var(--font-head);
  font-size: 24px;
  color: var(--c-white);
}

.footer-narrative__text {
  color: var(--c-muted);
  max-width: 360px;
  margin-top: 16px;
  font-size: 14px;
}

.footer-narrative__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--c-muted);
  letter-spacing: .08em;
  background: rgba(18, 42, 74, .4);
}

.badge--gold {
  border-color: rgba(245, 183, 0, .45);
  color: var(--c-gold);
  background: rgba(245, 183, 0, .08);
}

.footer-narrative__note {
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255, 255, 255, .35);
  letter-spacing: .04em;
}

.footer-index-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.footer-col__title {
  font-family: var(--font-head);
  font-size: 14px;
  color: var(--c-gold);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--c-border);
}

.footer-col--contact .footer-col__title {
  color: var(--c-orange);
  border-bottom-color: rgba(255, 107, 53, .4);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links__link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--c-light);
  font-size: 14px;
  transition: transform .2s ease, color .2s ease;
}

.footer-links__link::before {
  content: "/";
  color: var(--c-gold);
  font-family: var(--font-mono);
  font-size: 13px;
  line-height: 1;
}

.footer-links__link:hover {
  color: var(--c-gold);
  transform: translateX(3px);
}

.contact-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 14px;
}

.contact-list__row {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 8px;
}

.contact-list__row dt {
  color: var(--c-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  padding-top: 2px;
}

.contact-list__row dd {
  color: var(--c-light);
  word-break: break-word;
}

.footer-hours {
  margin-top: 12px;
  color: var(--c-muted);
  font-size: 13px;
  line-height: 1.6;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 20px;
  border-top: 1px solid var(--c-border);
  padding: 16px 32px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
}

.footer-bottom__copyright,
.footer-bottom__icp {
  white-space: nowrap;
}

.footer-bottom__note {
  width: 100%;
  text-align: center;
  color: rgba(255, 255, 255, .4);
  margin-top: 4px;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 32px;
}

.page-hero {
  padding: 48px 0 40px;
  border-bottom: 1px solid var(--c-border);
  background:
    linear-gradient(120deg, rgba(245, 183, 0, .07) 0%, transparent 42%),
    linear-gradient(135deg, var(--c-bg-deep) 0%, var(--c-bg) 100%);
}

.page-hero__title {
  font-family: var(--font-head);
  font-size: clamp(28px, 5vw, 48px);
  line-height: 1.15;
  color: var(--c-white);
  max-width: 720px;
}

.page-hero__title strong {
  color: var(--c-gold);
}

.page-hero__desc {
  margin-top: 12px;
  color: var(--c-muted);
  max-width: 560px;
  font-size: 16px;
}

.page-hero__meta {
  margin-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.section {
  padding: var(--space-section) 0;
}

.section + .section {
  border-top: 1px solid var(--c-border);
}

.section__header {
  max-width: 620px;
  margin-bottom: 32px;
}

.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--c-gold);
  background: rgba(245, 183, 0, .07);
  border: 1px solid rgba(245, 183, 0, .25);
  border-radius: var(--radius-pill);
  padding: 4px 14px 4px 10px;
  margin-bottom: 14px;
}

.section__eyebrow::before {
  content: "●";
  font-size: 6px;
  color: var(--c-orange);
  line-height: 1;
}

.section__title {
  font-family: var(--font-head);
  font-size: clamp(24px, 4vw, 36px);
  line-height: 1.2;
  color: var(--c-white);
}

.section__desc {
  margin-top: 10px;
  color: var(--c-muted);
}

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

.card {
  position: relative;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  overflow: hidden;
  transition: border-color .2s ease, transform .2s ease;
}

.card::after {
  content: "";
  position: absolute;
  top: -24px;
  right: -24px;
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, transparent 48%, rgba(245, 183, 0, .14) 48%, rgba(245, 183, 0, .14) 52%, transparent 52%);
  pointer-events: none;
}

.card:hover {
  border-color: rgba(245, 183, 0, .4);
  transform: translateY(-2px);
}

.card__title {
  font-size: 18px;
  font-weight: 700;
  font-family: var(--font-head);
  color: var(--c-white);
  margin-bottom: 8px;
}

.card__desc {
  color: var(--c-muted);
  font-size: 14px;
  line-height: 1.6;
}

.card__meta {
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: .08em;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 15px;
  line-height: 1;
  border: 1px solid transparent;
  transition: background .2s ease, border-color .2s ease, color .2s ease, transform .2s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

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

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

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

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

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-muted);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.breadcrumb__link {
  color: var(--c-muted);
}

.breadcrumb__link:hover {
  color: var(--c-gold);
}

.breadcrumb__separator {
  color: var(--c-gold);
  opacity: .7;
}

.breadcrumb__current {
  color: var(--c-light);
}

.tab-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tab-nav__button {
  padding: 9px 20px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-border);
  background: var(--c-card);
  color: var(--c-muted);
  font-weight: 600;
  font-size: 14px;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
}

.tab-nav__button:hover {
  color: var(--c-white);
  border-color: rgba(245, 183, 0, .45);
}

.tab-nav__button[aria-selected="true"] {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-bg-deep);
}

.tab-panel {
  padding-top: 4px;
}

.tab-panel[data-hidden],
.tab-panel[hidden] {
  display: none;
}

.plate {
  position: relative;
  padding: 18px 20px;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  border-left: 4px solid var(--c-gold);
  background: var(--c-card);
}

.plate__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--c-gold);
  letter-spacing: .14em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.media-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--c-border);
  background:
    linear-gradient(135deg, rgba(245, 183, 0, .08) 0%, transparent 45%),
    repeating-linear-gradient(45deg, rgba(255, 255, 255, .02) 0, rgba(255, 255, 255, .02) 12px, transparent 12px, transparent 24px),
    var(--c-card);
  aspect-ratio: 16 / 9;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-frame::before {
  content: "IMG";
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: .2em;
  color: var(--c-muted);
}

.media-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
}

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

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

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .45s ease, transform .45s ease;
}

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

@media (max-width: 1024px) {
  .footer-main {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .footer-narrative__text {
    max-width: 720px;
  }

  .grid--4,
  .grid--3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 900px) {
  .masthead__aside {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .masthead {
    grid-template-columns: 1fr auto 1fr;
    gap: 12px;
    padding: 16px 20px 12px;
  }

  .primary-nav {
    display: none;
    padding: 0;
  }

  .primary-nav[data-open] {
    display: block;
  }

  .primary-nav__list {
    flex-direction: column;
    gap: 4px;
    padding: 12px 20px 20px;
  }

  .primary-nav__item + .primary-nav__item::before {
    display: none;
  }

  .primary-nav__link {
    width: 100%;
    justify-content: flex-start;
    border-radius: 12px;
    padding: 14px 16px;
  }
}

@media (max-width: 700px) {
  .header-topbar {
    justify-content: center;
    padding: 8px 16px;
  }

  .header-topbar__trust,
  .header-topbar__icp {
    display: none;
  }

  .masthead {
    grid-template-columns: 1fr auto;
    gap: 10px;
    padding: 14px 16px 10px;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
    justify-self: start;
    gap: 8px;
  }

  .nav-toggle {
    grid-column: 2;
    grid-row: 1;
  }

  .brand__mark {
    font-size: 30px;
  }

  .brand__word {
    font-size: 24px;
  }

  .brand__divider,
  .brand__tagline {
    display: none;
  }

  .footer-index-grid {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .footer-main {
    padding: 36px 20px 28px;
  }

  .footer-bottom {
    padding: 14px 20px;
  }

  .container {
    padding: 0 20px;
  }

  .section {
    --space-section: 40px;
  }

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

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

  .page-hero {
    padding: 32px 0 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }

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