:root {
  --c-ink: #111111;
  --c-paper: #F5F0E6;
  --c-navy: #0A1F44;
  --c-navy-light: #1E3A8A;
  --c-gold: #FFD700;
  --c-neon: #39FF14;
  --c-orange: #FF5700;
  --c-gray: #E6E6E6;
  --font-display: Impact, "Arial Narrow", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: Inter, "PingFang SC", "Microsoft YaHei", sans-serif;
  --header-width: 320px;
  --radius-cut: 12px;
  --ease-snap: cubic-bezier(.2, .8, .2, 1);
}

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

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

body {
  margin: 0;
  background: var(--c-navy);
  color: var(--c-ink);
  font-family: var(--font-body);
  font-size: clamp(16px, 1.2vw, 18px);
  line-height: 1.75;
  text-rendering: optimizeLegibility;
}

body,
h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

a {
  color: inherit;
}

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

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

:focus-visible {
  outline: 3px solid var(--c-neon);
  outline-offset: 4px;
}

main {
  display: block;
}

.site-main {
  background: var(--c-paper);
  color: var(--c-ink);
  min-height: 70vh;
}

.skip-link {
  position: fixed;
  top: 0;
  left: 24px;
  z-index: 500;
  padding: 12px 20px;
  background: var(--c-gold);
  color: var(--c-navy);
  font-weight: 700;
  text-decoration: none;
  border-radius: 0 0 10px 10px;
  transform: translateY(-120%);
  transition: transform .25s var(--ease-snap);
}

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

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  z-index: 400;
  pointer-events: none;
  background: rgba(255, 215, 0, .18);
}

.reading-progress::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--c-gold), var(--c-neon));
  transform-origin: 0 50%;
  transform: scaleX(var(--progress, 0));
  will-change: transform;
}

.site-header {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--header-width);
  height: 100vh;
  background:
    linear-gradient(180deg, rgba(30, 58, 138, .35), transparent 32%),
    var(--c-navy);
  color: var(--c-paper);
  border-right: 1px solid rgba(255, 215, 0, .35);
  z-index: 100;
  overflow-y: auto;
}

.site-header::after {
  content: "";
  position: absolute;
  top: 0;
  right: -1px;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--c-gold), var(--c-neon));
  opacity: .7;
  pointer-events: none;
}

.brand-track {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: clamp(24px, 4vh, 48px) clamp(20px, 2.4vw, 32px);
}

.brand-block {
  border-bottom: 1px solid rgba(255, 215, 0, .25);
  padding-bottom: 20px;
}

.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.4em;
  height: 2.4em;
  background: var(--c-gold);
  color: var(--c-navy);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 900;
  line-height: 1;
  clip-path: polygon(0 0, 78% 0, 100% 22%, 100% 100%, 22% 100%, 0 78%);
}

.brand-name {
  font-family: var(--font-display);
  font-size: clamp(22px, 2vw, 32px);
  font-weight: 900;
  letter-spacing: .05em;
  color: var(--c-paper);
  transform: skewX(-6deg);
  transition: color .25s var(--ease-snap);
}

.brand-logo:hover .brand-name,
.brand-logo:focus-visible .brand-name {
  color: var(--c-gold);
}

.brand-tagline {
  margin-top: 14px;
  padding-left: 12px;
  border-left: 3px solid var(--c-neon);
  color: var(--c-gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .24em;
  text-transform: uppercase;
}

.masthead-meta {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 215, 0, .2);
  color: rgba(245, 240, 230, .55);
  font-size: 11px;
  letter-spacing: .18em;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
}

.site-nav {
  margin-top: clamp(24px, 4vh, 56px);
}

.nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
}

.nav-link {
  position: relative;
  display: block;
  padding: 13px 12px;
  border-left: 4px solid transparent;
  color: rgba(245, 240, 230, .82);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: .04em;
  transition:
    color .25s var(--ease-snap),
    background .25s var(--ease-snap),
    border-color .25s var(--ease-snap),
    padding-left .25s var(--ease-snap);
}

.nav-link:hover {
  color: var(--c-neon);
  background: rgba(57, 255, 20, .06);
  padding-left: 18px;
}

.nav-link[aria-current="page"] {
  color: var(--c-gold);
  background: linear-gradient(90deg, rgba(255, 215, 0, .16), rgba(57, 255, 20, .04));
  border-left-color: var(--c-neon);
}

.brand-side-meta {
  margin-top: auto;
  padding-top: 32px;
  display: grid;
  gap: 16px;
}

.cta-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 14px 20px;
  background: linear-gradient(135deg, var(--c-gold), #e3b700);
  color: var(--c-navy);
  font-weight: 800;
  text-decoration: none;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  transition: transform .25s var(--ease-snap), box-shadow .25s var(--ease-snap);
}

.cta-link:hover,
.cta-link:focus-visible {
  transform: translateY(-2px);
  box-shadow: 8px 8px 0 rgba(57, 255, 20, .25);
}

.cta-link-arrow {
  font-size: 1.5rem;
  line-height: 1;
  transition: transform .25s var(--ease-snap);
}

.cta-link:hover .cta-link-arrow {
  transform: translateX(4px);
}

.track-note {
  color: rgba(245, 240, 230, .5);
  font-size: 12px;
  letter-spacing: .06em;
}

@media (max-width: 1023px) {
  body {
    margin-left: 0;
  }

  .site-header {
    position: sticky;
    top: 0;
    width: 100%;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 215, 0, .6);
    overflow: visible;
  }

  .site-header::after {
    right: 0;
    bottom: -1px;
    top: auto;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--c-gold), var(--c-neon));
  }

  .brand-track {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 0 16px;
    min-height: 64px;
    padding: 12px 16px;
  }

  .brand-block {
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 0;
    padding-bottom: 0;
  }

  .brand-tagline,
  .masthead-meta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
    min-width: 48px;
    min-height: 48px;
    padding: 8px 10px;
    border: 1px solid rgba(255, 215, 0, .5);
    background: rgba(255, 215, 0, .08);
    color: var(--c-gold);
    border-radius: 4px;
  }

  .nav-toggle-line {
    display: block;
    width: 22px;
    height: 2px;
    background: currentColor;
    transform: skewX(-24deg);
    transition: transform .25s var(--ease-snap), opacity .2s var(--ease-snap);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: translateY(7px) skewX(-24deg) rotate(45deg);
  }

  .nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
    transform: translateY(-7px) skewX(-24deg) rotate(-45deg);
  }

  .nav-toggle-text {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: .2em;
    line-height: 1;
  }

  .site-nav {
    display: none;
    grid-column: 1 / -1;
    margin-top: 0;
    padding: 8px 0 16px;
    border-top: 1px solid rgba(255, 215, 0, .25);
  }

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

  .nav-list {
    gap: 2px;
  }

  .nav-link {
    padding: 12px 10px;
  }

  .brand-side-meta {
    display: none;
  }

  .site-header[data-nav-open] .brand-side-meta {
    display: grid;
    grid-column: 1 / -1;
    padding: 16px 0 8px;
    border-top: 1px solid rgba(255, 215, 0, .25);
  }
}

.page-container {
  width: min(100% - clamp(32px, 6vw, 96px), 1280px);
  margin-inline: auto;
}

.section {
  padding-block: clamp(48px, 8vw, 120px);
}

.section-head {
  max-width: 840px;
  margin-bottom: clamp(28px, 4vw, 56px);
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--c-navy);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 34px;
  height: 4px;
  background: var(--c-neon);
  transform: skewX(-24deg);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(32px, 5vw, 64px);
  font-weight: 900;
  line-height: .95;
  letter-spacing: .02em;
  color: var(--c-ink);
  text-transform: uppercase;
}

.section-copy {
  margin-top: 18px;
  color: rgba(17, 17, 17, .78);
  max-width: 720px;
}

.grid {
  display: grid;
  gap: clamp(18px, 2vw, 28px);
}

.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));
}

@media (max-width: 1023px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}

.card {
  position: relative;
  padding: clamp(20px, 3vw, 32px);
  background: var(--c-paper);
  border: 1px solid rgba(10, 31, 68, .12);
  border-radius: var(--radius-cut);
  box-shadow: 8px 8px 0 rgba(10, 31, 68, .08);
}

.card::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 24px;
  right: 24px;
  height: 4px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-neon));
  transform: skewX(-30deg);
}

.chamfer {
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  border: 2px solid transparent;
  font-family: var(--font-body);
  font-weight: 800;
  text-decoration: none;
  transition: transform .25s var(--ease-snap), box-shadow .25s var(--ease-snap), background .25s var(--ease-snap), border-color .25s var(--ease-snap);
}

.button--gold {
  background: var(--c-gold);
  border-color: var(--c-gold);
  color: var(--c-navy);
}

.button--neon {
  background: transparent;
  border-color: var(--c-neon);
  color: var(--c-neon);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 8px 8px 0 rgba(10, 31, 68, .16);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding: 14px 0;
  font-size: 14px;
  color: rgba(17, 17, 17, .68);
}

.breadcrumb a {
  color: var(--c-navy);
  text-decoration: none;
  font-weight: 600;
}

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

.breadcrumb [aria-current="page"] {
  color: var(--c-ink);
  font-weight: 700;
}

.breadcrumb-sep {
  opacity: .45;
}

.tag {
  display: inline-block;
  padding: 6px 14px;
  background: var(--c-navy);
  color: var(--c-gold);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .08em;
}

.tag--outline {
  background: transparent;
  border: 1px solid currentColor;
  color: var(--c-navy-light);
}

.divider {
  height: 4px;
  border: 0;
  margin: clamp(32px, 5vw, 72px) 0;
  background: linear-gradient(90deg, var(--c-gold), var(--c-neon) 58%, transparent);
}

.stat {
  display: grid;
  gap: 4px;
}

.stat-value {
  font-family: var(--font-display);
  font-size: clamp(32px, 4vw, 64px);
  font-weight: 900;
  line-height: 1;
  color: var(--c-navy);
}

.stat-value[data-accent] {
  color: var(--c-gold);
  text-shadow: 0 2px 0 var(--c-orange);
}

.image-frame {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  background: var(--c-navy);
  border-radius: var(--radius-cut);
}

.image-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 58%, rgba(57, 255, 20, .22));
  pointer-events: none;
}

.image-frame-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-neon);
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.site-footer {
  margin-top: auto;
  background: var(--c-navy);
  color: var(--c-paper);
  border-top: 2px solid var(--c-gold);
}

.footer-rule {
  height: 3px;
  background: linear-gradient(90deg, var(--c-gold), var(--c-neon), transparent);
}

.footer-grid {
  max-width: 1440px;
  margin-inline: auto;
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: clamp(20px, 4vw, 48px);
  padding: clamp(40px, 6vw, 80px) clamp(20px, 4vw, 64px);
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: clamp(28px, 3vw, 48px);
  font-weight: 900;
  line-height: 1;
  color: var(--c-gold);
  letter-spacing: .04em;
  transform: skewX(-4deg);
}

.footer-brand-desc {
  margin-top: 14px;
  color: rgba(245, 240, 230, .8);
}

.footer-trust {
  margin-top: 8px;
  color: var(--c-neon);
  font-size: 14px;
  letter-spacing: .08em;
}

.footer-heading {
  margin: 0 0 16px;
  color: var(--c-gold);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .2em;
  text-transform: uppercase;
}

.footer-list {
  list-style: none;
  display: grid;
  gap: 10px;
}

.footer-link {
  position: relative;
  display: inline-block;
  padding-left: 18px;
  color: rgba(245, 240, 230, .78);
  text-decoration: none;
  font-size: 15px;
  transition: color .2s var(--ease-snap), padding-left .2s var(--ease-snap);
}

.footer-link::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 10px;
  height: 2px;
  background: var(--c-neon);
  transform: skewX(-24deg);
}

.footer-link:hover,
.footer-link:focus-visible {
  color: var(--c-gold);
  padding-left: 24px;
}

.footer-contact-line {
  margin: 0 0 8px;
  color: rgba(245, 240, 230, .7);
  font-size: 14px;
}

.footer-bottom {
  max-width: 1440px;
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 8px;
  padding: 20px clamp(20px, 4vw, 64px);
  border-top: 1px solid rgba(255, 215, 0, .2);
  color: rgba(245, 240, 230, .55);
  font-size: 13px;
}

@media (max-width: 1023px) {
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

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