:root {
  --c-primary: #0B1B3D;
  --c-primary-soft: rgba(11, 27, 61, 0.08);
  --c-accent: #FF6B35;
  --c-accent-soft: rgba(255, 107, 53, 0.12);
  --c-secondary: #00C2A8;
  --c-secondary-soft: rgba(0, 194, 168, 0.12);
  --c-bg: #F5F3EE;
  --c-surface: #FFFFFF;
  --c-text: #0B1B3D;
  --c-text-secondary: #4A5568;
  --c-border: #E2E8F0;
  --c-shadow: rgba(11, 27, 61, 0.12);
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --content-width: 1200px;
  --font-head: "Rajdhani", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--c-text);
  background-color: var(--c-bg);
  background-image:
    radial-gradient(circle at 15% 8%, rgba(255, 107, 53, 0.06), transparent 22rem),
    radial-gradient(circle at 88% 92%, rgba(0, 194, 168, 0.055), transparent 26rem);
  background-attachment: fixed;
}
main {
  display: block;
}
h1, h2, h3, h4 {
  margin: 0 0 1rem;
  font-family: var(--font-head);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.01em;
  color: var(--c-text);
}
p {
  margin: 0 0 1.25rem;
}
a {
  color: var(--c-primary);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}
button {
  font: inherit;
  color: inherit;
}
:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 0.25rem;
}
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  z-index: 300;
  padding: 0.75rem 1rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  background: var(--c-primary);
  border-radius: 0.5rem;
  box-shadow: 0 0.5rem 1.5rem var(--c-shadow);
}
.skip-link:focus {
  top: 1rem;
}
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  isolation: isolate;
  background: rgba(245, 243, 238, 0.86);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(11, 27, 61, 0.1);
}
.scroll-progress {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 5;
  width: 100%;
  height: 3px;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--c-accent), var(--c-secondary));
  will-change: transform;
}
.masthead {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1.5rem;
  width: min(100% - 2rem, var(--content-width));
  margin-inline: auto;
  padding-block: 1.25rem;
}
.masthead-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  justify-self: start;
  font-family: var(--font-head);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--c-text-secondary);
}
.masthead-meta__divider {
  width: 2.5rem;
  height: 2px;
  background: var(--c-secondary);
  border-radius: 2px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--c-text);
  text-decoration: none;
}
.brand__mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 3rem;
  height: 3rem;
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  background: var(--c-primary);
  border-radius: 0.875rem;
  box-shadow: 0 0.375rem 1rem var(--c-shadow);
  transform: rotate(-3deg);
  transition: transform 0.3s ease, border-radius 0.3s ease, background-color 0.3s ease;
}
.brand:hover .brand__mark {
  transform: rotate(0deg) scale(1.04);
  border-radius: 1rem;
}
.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand__name {
  font-family: var(--font-head);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.brand__tagline {
  margin-top: 0.25rem;
  font-family: var(--font-head);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-text-secondary);
}
.masthead-actions {
  justify-self: end;
}
.masthead-index {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 0;
  margin: 0;
  font-family: var(--font-head);
  font-size: clamp(5rem, 12vw, 12rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.04em;
  white-space: nowrap;
  color: var(--c-primary);
  opacity: 0.05;
  transform: translate(-50%, -50%) rotate(-3deg);
  pointer-events: none;
  user-select: none;
}
.nav-shell {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.55);
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.nav-shell__inner {
  display: flex;
  justify-content: center;
  width: min(100% - 2rem, var(--content-width));
  margin-inline: auto;
}
.site-nav {
  display: flex;
  align-items: stretch;
  gap: 0.25rem;
}
.site-nav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.8rem 0.875rem;
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--c-text);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  border-radius: 0 0 0.375rem 0.375rem;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}
.site-nav__link:hover {
  color: var(--c-accent);
  background: rgba(255, 107, 53, 0.06);
}
.site-nav__link[aria-current="page"] {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}
.site-nav__link--cta {
  margin-left: 0.75rem;
  color: var(--c-secondary);
}
.nav-toggle {
  display: none;
}
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  overflow: hidden;
  padding: 0.75rem 1.25rem;
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.2;
  color: #fff;
  text-decoration: none;
  background: var(--c-primary);
  border: 1px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.25s ease, border-color 0.25s ease;
}
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.35), transparent 70%);
  opacity: 0;
  transform: scale(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}
.btn:hover::before,
.btn:focus-visible::before {
  opacity: 1;
  transform: scale(1.4);
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0.625rem 1.5rem var(--c-shadow);
}
.btn:active {
  transform: translateY(0);
}
.btn--accent {
  background: var(--c-accent);
  border-color: var(--c-accent);
}
.btn--ghost {
  color: var(--c-primary);
  background: transparent;
  border-color: var(--c-primary);
}
.btn--light {
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}
.site-footer {
  color: rgba(255, 255, 255, 0.82);
  background: var(--c-primary);
}
.footer-wrap {
  width: min(100% - 2rem, var(--content-width));
  margin-inline: auto;
  padding-block: 4rem 1.5rem;
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 0.8fr) minmax(0, 1.1fr);
  gap: 2.5rem;
  align-items: start;
}
.footer-brand .brand,
.footer-brand .brand--footer {
  color: #fff;
}
.footer-brand .brand__mark,
.brand--footer .brand__mark {
  color: var(--c-primary);
  background: #fff;
  box-shadow: none;
}
.brand--footer .brand__tagline {
  color: rgba(255, 255, 255, 0.68);
}
.footer-trust {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1rem;
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.86);
  background: rgba(0, 194, 168, 0.1);
  border-left: 3px solid var(--c-secondary);
  border-radius: 0 0.625rem 0.625rem 0;
}
.footer-nav {
  display: grid;
  gap: 0.25rem;
}
.footer-nav__link {
  padding: 0.375rem 0;
  font-family: var(--font-head);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.74);
  text-decoration: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-nav__link:hover {
  color: var(--c-accent);
  padding-left: 0.375rem;
}
.footer-contact {
  display: grid;
  gap: 0.5rem;
  align-content: start;
  justify-items: start;
}
.footer-contact__item {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.5rem;
  padding-bottom: 0.125rem;
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.82);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
}
.footer-contact__item::before {
  content: "";
  flex: 0 0 auto;
  width: 0.45rem;
  height: 0.45rem;
  margin-top: 0.55rem;
  background: var(--c-secondary);
  border-radius: 50%;
}
.footer-contact__note {
  margin-top: 0.5rem;
  padding: 0.625rem 0.75rem;
  font-size: 0.8125rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.64);
  background: rgba(255, 255, 255, 0.06);
  border-radius: 0.5rem;
}
.footer-bottom {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2.5rem;
  padding-top: 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.66);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.footer-bottom__copy,
.footer-bottom__icp {
  font-family: var(--font-head);
  letter-spacing: 0.04em;
}
.footer-legal {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}
.footer-legal a {
  color: rgba(255, 255, 255, 0.78);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.footer-legal a:hover {
  color: var(--c-accent);
  border-bottom-color: var(--c-accent);
}
.page-wrap {
  width: min(100% - 2rem, var(--content-width));
  margin-inline: auto;
  padding-block: clamp(3rem, 6vw, 5rem);
}
.section {
  margin-block: clamp(3rem, 6vw, 5rem);
}
.section--tight {
  margin-block: 2rem;
}
.section__label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  font-family: var(--font-head);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--c-accent);
}
.section__label::before {
  content: "";
  width: 2rem;
  height: 2px;
  background: currentColor;
}
.section__title {
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: 0.01em;
  margin-bottom: 1.5rem;
}
.section__lead {
  max-width: 68ch;
  font-size: 1.125rem;
  color: var(--c-text-secondary);
}
.grid {
  display: grid;
  gap: 1.5rem;
}
.grid--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.grid--aside {
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 1fr);
}
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: linear-gradient(135deg, rgba(11, 27, 61, 0.04), rgba(0, 194, 168, 0.04));
  border: 1px solid var(--c-border);
  border-radius: 1.25rem;
}
.media-frame::after {
  content: attr(data-label);
  position: absolute;
  left: 1rem;
  bottom: 1rem;
  z-index: 1;
  padding: 0.375rem 0.75rem;
  font-family: var(--font-head);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-text-secondary);
  background: rgba(255, 255, 255, 0.72);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  border-radius: 999px;
}
.media-frame--wide {
  aspect-ratio: 16 / 7;
}
.media-frame--square {
  aspect-ratio: 1 / 1;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.875rem;
  color: var(--c-text-secondary);
}
.breadcrumb__list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.breadcrumb__item + .breadcrumb__item::before {
  content: "/";
  color: var(--c-border);
}
.breadcrumb__link {
  color: var(--c-text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
}
.breadcrumb__link:hover {
  color: var(--c-accent);
}
.breadcrumb__current {
  font-weight: 600;
  color: var(--c-text);
}
html.js [data-reveal] {
  opacity: 0;
  transform: none;
  transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.22, 1, 0.36, 1);
}
html.js [data-reveal="up"] {
  transform: translateY(1.75rem);
}
html.js [data-reveal="left"] {
  transform: translateX(-1.5rem);
}
html.js [data-reveal="right"] {
  transform: translateX(1.5rem);
}
html.js [data-reveal][data-revealed] {
  opacity: 1;
  transform: none;
}
@media (max-width: 960px) {
  .masthead-meta {
    display: none;
  }
  .masthead {
    grid-template-columns: 1fr auto;
  }
  .brand {
    justify-self: start;
  }
  .masthead-actions {
    justify-self: end;
  }
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
  .grid--3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .grid--aside {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 760px) {
  .masthead {
    width: min(100% - 1.5rem, var(--content-width));
    gap: 1rem;
    padding-block: 1rem;
  }
  .brand__mark {
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.1rem;
    border-radius: 0.75rem;
  }
  .brand__name {
    font-size: 1.25rem;
  }
  .brand__tagline {
    display: none;
  }
  .btn {
    padding: 0.625rem 1rem;
    font-size: 0.9375rem;
  }
  .nav-shell {
    background: rgba(255, 255, 255, 0.6);
  }
  .nav-shell__inner {
    justify-content: flex-end;
    width: 100%;
    padding: 0.5rem 1rem;
  }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.875rem;
    cursor: pointer;
    font-family: var(--font-head);
    font-size: 0.8125rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--c-text);
    background: var(--c-surface);
    border: 1px solid var(--c-border);
    border-radius: 999px;
  }
  .nav-toggle__bar {
    display: block;
    width: 1.1rem;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: transform 0.25s ease;
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-of-type(1) {
    transform: translateY(3px) rotate(45deg);
  }
  .nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-of-type(2) {
    transform: translateY(-3px) rotate(-45deg);
  }
  .site-nav {
    position: absolute;
    top: calc(100% + 0.625rem);
    left: 1rem;
    right: 1rem;
    display: none;
    flex-direction: column;
    gap: 0;
    padding: 0.5rem;
    background: rgba(255, 255, 255, 0.96);
    -webkit-backdrop-filter: blur(14px);
    backdrop-filter: blur(14px);
    border: 1px solid var(--c-border);
    border-radius: 1rem;
    box-shadow: 0 1rem 2.5rem var(--c-shadow);
  }
  .site-nav[data-open] {
    display: flex;
  }
  .site-nav__link {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-radius: 0.625rem;
    border-bottom: 1px solid transparent;
  }
  .site-nav__link:hover {
    background: var(--c-bg);
  }
  .site-nav__link[aria-current="page"] {
    background: rgba(255, 107, 53, 0.08);
  }
  .site-nav__link--cta {
    margin-left: 0;
    color: var(--c-secondary);
  }
  .footer-wrap {
    padding-block: 3rem 1.25rem;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: auto;
  }
  .footer-bottom {
    justify-content: flex-start;
  }
}
@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--aside {
    grid-template-columns: 1fr;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html.js [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .btn:hover,
  .btn:focus {
    transform: none;
    box-shadow: none;
  }
  .brand:hover .brand__mark {
    transform: none;
  }
  .nav-toggle__bar {
    transition: none;
  }
}