*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  font-weight: 400;
  line-height: 1.8;
  color: #333333;
  background-color: #F5E6CC;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
:root {
  --color-primary: #1A1A2E;
  --color-accent: #E94560;
  --color-gold: #FFD700;
  --color-cream: #F5E6CC;
  --color-navy: #0F3460;
  --color-white: #FFFFFF;
  --color-dark: #333333;
  --color-gray: #CCCCCC;
  --color-border: rgba(255, 215, 0, 0.3);
  --font-heading: 'Montserrat', 'Helvetica Neue', 'Arial Black', sans-serif;
  --font-body: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', sans-serif;
  --font-accent: 'Oswald', 'Impact', sans-serif;
  --max-width: 1200px;
  --gap: 24px;
  --radius: 6px;
  --transition: 0.25s ease;
}
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  z-index: 10000;
  padding: 12px 24px;
  background: var(--color-gold);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  clip: rect(1px, 1px, 1px, 1px);
  white-space: nowrap;
}
.skip-link:focus {
  top: 0;
  clip: auto;
  white-space: normal;
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}
.site-header__progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--color-gold), var(--color-accent));
  z-index: 9999;
  transition: width 0.1s linear;
  will-change: width;
}
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 9990;
  background: var(--color-primary);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}
.site-header__top {
  padding: 14px 0 10px;
  background: var(--color-primary);
}
.site-header__top .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px 20px;
}
.site-header__identity {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.site-header__brand {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.6rem;
  letter-spacing: 3px;
  color: var(--color-gold);
  text-transform: uppercase;
  text-shadow: 0 0 30px rgba(255, 215, 0, 0.15);
}
.site-header__tagline {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 1px;
}
.site-header__desc {
  display: flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.5px;
}
.site-header__dot {
  color: var(--color-gold);
  font-weight: 700;
  font-size: 0.6rem;
  opacity: 0.6;
}
.site-header__divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
  opacity: 0.25;
}
.site-header__bottom {
  background: rgba(15, 52, 96, 0.6);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.site-header__bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
}
.site-header__toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px 4px;
  cursor: pointer;
  flex-direction: column;
  gap: 4px;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius);
  transition: background var(--transition);
}
.site-header__toggle:hover,
.site-header__toggle:focus-visible {
  background: rgba(255, 255, 255, 0.08);
}
.site-header__toggle:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}
.site-header__toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(2) {
  opacity: 0;
}
.site-header__toggle[aria-expanded="true"] .site-header__toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
.site-header__nav {
  flex: 1;
}
.site-header__list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 2px;
  flex-wrap: wrap;
}
.site-header__item {
  margin: 0;
}
.site-header__link {
  display: block;
  padding: 10px 18px;
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  letter-spacing: 0.5px;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition), box-shadow var(--transition);
  position: relative;
}
.site-header__link:hover {
  color: var(--color-gold);
  background: rgba(255, 215, 0, 0.08);
}
.site-header__link:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
  color: var(--color-gold);
}
.site-header__link[aria-current="page"] {
  color: var(--color-gold);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 var(--color-gold);
}
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--color-white);
  background: var(--color-accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  letter-spacing: 1px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn:hover {
  background: #c73a52;
  box-shadow: 0 4px 20px rgba(233, 69, 96, 0.35);
  transform: translateY(-1px);
}
.btn:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}
.btn--gold {
  background: var(--color-gold);
  color: var(--color-primary);
}
.btn--gold:hover {
  background: #e6c200;
  box-shadow: 0 4px 20px rgba(255, 215, 0, 0.35);
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 12px;
  padding: 12px 0;
  font-family: var(--font-body);
  font-size: 0.82rem;
  color: var(--color-gray);
  list-style: none;
}
.breadcrumb a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition);
}
.breadcrumb a:hover {
  color: var(--color-gold);
}
.breadcrumb a:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}
.breadcrumb .breadcrumb__current {
  color: var(--color-dark);
  font-weight: 600;
}
.breadcrumb li + li::before {
  content: "/";
  margin-right: 6px;
  color: var(--color-gray);
}
.section {
  padding: 60px 0;
}
.section__title {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 2.4rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 16px;
  line-height: 1.2;
}
.section__content {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-dark);
  max-width: 720px;
}
.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap);
}
.grid__item {
  background: var(--color-white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}
.grid__item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.1);
}
.timeline {
  position: relative;
  padding-left: 32px;
  list-style: none;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gold);
  opacity: 0.3;
}
.timeline__item {
  position: relative;
  padding-bottom: 36px;
}
.timeline__item:last-child {
  padding-bottom: 0;
}
.timeline__marker {
  position: absolute;
  left: -24px;
  top: 4px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-gold);
}
.timeline__content {
  font-family: var(--font-body);
  color: var(--color-dark);
}
.site-footer {
  background: var(--color-primary);
  color: rgba(255, 255, 255, 0.75);
  padding: 48px 0 24px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  line-height: 1.8;
  border-top: 2px solid rgba(255, 215, 0, 0.15);
}
.site-footer .container {
  display: flex;
  flex-direction: column;
  gap: 32px;
}
.site-footer__main {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.4fr;
  gap: 40px;
}
.site-footer__brand {
  display: block;
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.5rem;
  letter-spacing: 3px;
  color: var(--color-gold);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.site-footer__trust {
  font-weight: 300;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
  max-width: 320px;
  line-height: 1.7;
}
.site-footer__heading {
  display: block;
  font-family: var(--font-accent);
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 1px;
  color: var(--color-gold);
  margin-bottom: 14px;
  text-transform: uppercase;
}
.site-footer__nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.site-footer__link {
  color: rgba(255, 255, 255, 0.65);
  text-decoration: none;
  transition: color var(--transition), padding-left var(--transition);
  padding: 2px 0;
}
.site-footer__link:hover {
  color: var(--color-gold);
  padding-left: 4px;
}
.site-footer__link:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
  color: var(--color-gold);
}
.site-footer__contact {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-weight: 300;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}
.site-footer__contact .site-footer__link {
  font-weight: 400;
  color: rgba(255, 255, 255, 0.7);
}
.site-footer__contact .site-footer__link:hover {
  color: var(--color-gold);
}
.site-footer__note {
  margin-top: 12px;
  font-weight: 300;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
  font-style: italic;
}
.site-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 300;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.4);
}
.site-footer__copyright {
  font-family: var(--font-body);
}
.site-footer__icp {
  font-family: var(--font-body);
  letter-spacing: 0.5px;
}
@media (max-width: 900px) {
  .site-footer__main {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .site-footer__col--brand {
    grid-column: 1 / -1;
  }
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .section__title {
    font-size: 2rem;
  }
}
@media (max-width: 768px) {
  .site-header__top .container {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
  .site-header__desc {
    font-size: 0.72rem;
  }
  .site-header__brand {
    font-size: 1.3rem;
  }
  .site-header__tagline {
    font-size: 0.75rem;
  }
  .site-header__toggle {
    display: flex;
  }
  .site-header__nav {
    position: fixed;
    top: 94px;
    left: 0;
    width: 100%;
    max-height: 0;
    overflow: hidden;
    background: var(--color-navy);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
    transition: max-height 0.4s ease, padding 0.3s ease;
    padding: 0 20px;
  }
  .site-header__nav[data-open] {
    max-height: 400px;
    padding: 16px 20px 20px;
  }
  .site-header__list {
    flex-direction: column;
    gap: 0;
    width: 100%;
  }
  .site-header__item {
    width: 100%;
  }
  .site-header__link {
    padding: 12px 16px;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    width: 100%;
  }
  .site-header__link[aria-current="page"] {
    box-shadow: inset 3px 0 0 var(--color-gold);
    background: rgba(255, 215, 0, 0.06);
  }
  .site-footer__main {
    grid-template-columns: 1fr;
    gap: 28px;
  }
  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .grid {
    grid-template-columns: 1fr;
  }
  .section {
    padding: 40px 0;
  }
  .section__title {
    font-size: 1.7rem;
  }
  .container {
    padding: 0 16px;
  }
}
@media (max-width: 480px) {
  .site-header__nav {
    top: 88px;
  }
  .site-header__brand {
    font-size: 1.1rem;
    letter-spacing: 2px;
  }
  .site-header__tagline {
    font-size: 0.7rem;
  }
  .site-header__desc {
    font-size: 0.65rem;
    flex-wrap: wrap;
  }
  .site-header__link {
    padding: 10px 14px;
    font-size: 0.88rem;
  }
  .site-footer {
    padding: 32px 0 20px;
  }
  .site-footer__brand {
    font-size: 1.2rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .site-header__progress {
    transition: none;
  }
  .site-header__nav {
    transition: none;
  }
  .site-header__toggle-bar {
    transition: none;
  }
  .grid__item {
    transition: none;
  }
  .btn {
    transition: none;
  }
  .site-header__link {
    transition: none;
  }
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}
:focus-visible {
  outline: 3px solid var(--color-gold);
  outline-offset: 2px;
}
::selection {
  background: var(--color-gold);
  color: var(--color-primary);
}