:root {
  --color-primary: #0A192F;
  --color-primary-deep: #060E1D;
  --color-accent: #FF6B00;
  --color-accent-light: #FF8C42;
  --color-secondary: #00B4D8;
  --color-tertiary: #00E5FF;
  --color-light-bg: #F0F4F8;
  --color-white: #FFFFFF;
  --color-text-secondary: #B0C4DE;
  --color-success: #00C853;
  --color-warning: #FFD600;
  --color-shadow: #1A1A2E;
  --font-headline: 'Oswald', 'Impact', 'Arial Black', sans-serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --container-width: 1200px;
  --header-height: 76px;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --transition-fast: 160ms ease;
  --transition-normal: 280ms cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-card: 0 12px 32px rgba(10, 25, 47, 0.16);
  --shadow-strong: 0 18px 48px rgba(10, 25, 47, 0.32);
}

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

* {
  margin: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: #1E2A3A;
  background-color: var(--color-light-bg);
  background-image:
    radial-gradient(ellipse 1200px 400px at 85% -80px, rgba(0, 180, 216, 0.12), transparent),
    radial-gradient(ellipse 900px 300px at 0% 0%, rgba(255, 107, 0, 0.05), transparent);
  background-repeat: no-repeat;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

main {
  display: block;
}

#main-content {
  flex: 1 0 auto;
  scroll-margin-top: calc(var(--header-height) + 12px);
}

#main-content:focus {
  outline: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  text-wrap: balance;
}

p {
  line-height: 1.7;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-tertiary);
}

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

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

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

::selection {
  background: var(--color-accent);
  color: var(--color-white);
}

:focus-visible {
  outline: 2px solid var(--color-tertiary);
  outline-offset: 3px;
  border-radius: 2px;
}

.container {
  width: min(100% - 40px, var(--container-width));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 300;
  padding: 10px 18px;
  background: var(--color-accent);
  color: var(--color-white);
  font-weight: 600;
  font-size: 14px;
  border-radius: var(--radius-sm);
  transform: translateY(-150%);
  transition: transform var(--transition-normal);
}

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

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 260;
  width: 100%;
  height: 3px;
  background: rgba(255, 255, 255, 0.06);
  pointer-events: none;
}

.scroll-progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary), var(--color-tertiary));
  transition: width 60ms linear;
  box-shadow: 0 0 12px rgba(0, 229, 255, 0.5);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  background:
    linear-gradient(rgba(0, 229, 255, 0.035) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(90deg, rgba(0, 229, 255, 0.035) 1px, transparent 1px) 0 0 / 28px 28px,
    linear-gradient(115deg, var(--color-primary) 0%, var(--color-primary-deep) 48%, #0D2442 100%);
  border-bottom: 1px solid rgba(0, 180, 216, 0.28);
  box-shadow: 0 10px 30px rgba(6, 14, 29, 0.35);
}

.site-header::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-secondary) 55%, var(--color-tertiary) 100%);
}

.header-inner {
  position: relative;
  display: flex;
  align-items: center;
  gap: 24px;
  min-height: var(--header-height);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
  color: var(--color-white);
}

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

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 107, 0, 0.12);
  border: 1px solid rgba(255, 107, 0, 0.4);
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.brand:hover .brand-mark {
  border-color: var(--color-tertiary);
  box-shadow: 0 0 14px rgba(0, 229, 255, 0.35);
}

.brand-svg {
  width: 26px;
  height: 26px;
}

.brand-name {
  font-family: var(--font-headline);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
  line-height: 1;
  text-transform: uppercase;
  white-space: nowrap;
}

.brand-name em {
  font-style: normal;
  color: var(--color-tertiary);
}

.nav {
  margin-inline: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: inline-block;
  padding: 10px 14px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-white);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-link[aria-current="page"] {
  color: var(--color-white);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 26px;
  font-family: var(--font-headline);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 1.4px;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
  white-space: nowrap;
}

.btn-accent {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  color: var(--color-white);
  box-shadow: 0 6px 20px rgba(255, 107, 0, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(255, 107, 0, 0.45);
  color: var(--color-white);
}

.btn-ghost {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

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

.header-cta {
  flex-shrink: 0;
  transform: skewX(-10deg);
  border-radius: 6px;
}

.header-cta > span {
  display: inline-block;
  transform: skewX(10deg);
}

.header-cta.btn-accent:hover {
  transform: skewX(-10deg) translateY(-2px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

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

.site-footer {
  position: relative;
  color: var(--color-text-secondary);
  border-top: 1px solid rgba(0, 180, 216, 0.3);
  padding-top: 64px;
  background:
    linear-gradient(rgba(0, 229, 255, 0.03) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(90deg, rgba(0, 229, 255, 0.03) 1px, transparent 1px) 0 0 / 40px 40px,
    linear-gradient(160deg, var(--color-primary-deep) 0%, var(--color-primary) 70%, #0D2442 100%);
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  pointer-events: none;
  background: linear-gradient(90deg, var(--color-tertiary), var(--color-secondary) 40%, var(--color-accent) 100%);
}

.footer-glow {
  position: absolute;
  right: 0;
  top: -60px;
  width: 320px;
  height: 200px;
  background: radial-gradient(closest-side, rgba(255, 107, 0, 0.28), transparent);
  pointer-events: none;
  z-index: 0;
}

.footer-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.5fr 0.9fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}

.footer-col {
  min-width: 0;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--color-white);
}

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

.footer-brand .brand-mark {
  border-color: rgba(255, 107, 0, 0.55);
}

.footer-brand .brand-name {
  font-size: 26px;
}

.footer-tagline {
  font-family: var(--font-headline);
  font-size: 20px;
  letter-spacing: 1px;
  color: var(--color-white);
  margin-top: 12px;
}

.footer-lead {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.footer-statement {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.7;
  padding-left: 12px;
  border-left: 3px solid var(--color-accent);
  color: rgba(176, 196, 222, 0.82);
}

.footer-heading {
  font-family: var(--font-headline);
  font-size: 15px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 20px;
  padding-bottom: 10px;
  position: relative;
}

.footer-heading::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 28px;
  height: 2px;
  background: var(--color-accent);
}

.footer-list,
.footer-contact-list {
  display: grid;
  gap: 10px;
}

.footer-list a {
  display: inline-block;
  position: relative;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.6;
  padding-left: 18px;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.footer-list a::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-size: 13px;
  transition: transform var(--transition-fast);
}

.footer-list a:hover {
  color: var(--color-tertiary);
  transform: translateX(4px);
}

.footer-list a:hover::before {
  transform: translateX(2px);
}

.footer-contact-list {
  gap: 12px;
}

.contact-item {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(176, 196, 222, 0.1);
  border-radius: var(--radius-sm);
}

.contact-label {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  opacity: 0.7;
}

.contact-value {
  font-size: 14px;
  color: var(--color-white);
  word-break: break-all;
}

.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  border-top: 1px solid rgba(176, 196, 222, 0.14);
  padding: 22px 0;
  font-size: 13px;
  color: rgba(176, 196, 222, 0.7);
}

.footer-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-success);
  box-shadow: 0 0 10px rgba(0, 200, 83, 0.8);
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(0.85);
  }
}

.section {
  padding-block: 72px;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-headline);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.section-kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--color-accent);
}

.section-title {
  font-size: clamp(36px, 6vw, 64px);
  color: var(--color-primary);
  margin-bottom: 24px;
}

.section-lead {
  font-size: 18px;
  line-height: 1.7;
  color: #47566B;
  max-width: 680px;
}

.grid {
  display: grid;
  gap: 24px;
}

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

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

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

.divider {
  height: 1px;
  border: 0;
  background: linear-gradient(90deg, transparent, rgba(0, 180, 216, 0.4), transparent);
  margin: 0;
}

.breadcrumb {
  padding: 14px 0;
  font-size: 13px;
  color: var(--color-text-secondary);
}

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

.breadcrumb-list li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.breadcrumb-list li + li::before {
  content: "/";
  color: rgba(176, 196, 222, 0.5);
}

.breadcrumb-list a {
  color: var(--color-secondary);
  font-weight: 500;
}

.breadcrumb-list a:hover {
  color: var(--color-tertiary);
}

.breadcrumb-list .is-current {
  color: var(--color-primary);
  font-weight: 600;
}

.panel {
  background: var(--color-white);
  border: 1px solid rgba(10, 25, 47, 0.06);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 20px 24px;
  border-bottom: 1px solid rgba(10, 25, 47, 0.08);
}

.panel-title {
  font-family: var(--font-headline);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--color-primary);
}

.panel-body {
  padding: 24px;
}

.card {
  background: var(--color-white);
  border: 1px solid rgba(10, 25, 47, 0.06);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-strong);
}

.card-title {
  font-family: var(--font-headline);
  font-size: 22px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.card-body {
  padding: 24px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 99px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  background: rgba(0, 180, 216, 0.1);
  color: var(--color-secondary);
  border: 1px solid rgba(0, 180, 216, 0.3);
}

.tag-accent {
  background: rgba(255, 107, 0, 0.1);
  color: var(--color-accent);
  border-color: rgba(255, 107, 0, 0.3);
}

.tag-cyan {
  background: rgba(0, 229, 255, 0.1);
  color: #0097B2;
  border-color: rgba(0, 229, 255, 0.3);
}

.stat-group {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}

.stat {
  position: relative;
  overflow: hidden;
  background: var(--color-primary);
  border: 1px solid rgba(0, 180, 216, 0.2);
  border-radius: var(--radius-md);
  padding: 20px 18px;
}

.stat::after {
  content: "";
  position: absolute;
  right: -20px;
  top: -20px;
  width: 60px;
  height: 60px;
  border: 8px solid rgba(0, 180, 216, 0.1);
  border-radius: 50%;
}

.stat-number {
  font-family: var(--font-headline);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-white);
}

.stat-number em {
  font-style: normal;
  color: var(--color-accent);
}

.stat-label {
  margin-top: 6px;
  font-size: 13px;
  color: var(--color-text-secondary);
}

.data-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
  border-bottom: 1px dashed rgba(10, 25, 47, 0.1);
}

.data-row:last-child {
  border-bottom: none;
}

.data-row-label {
  font-size: 14px;
  color: #47566B;
}

.data-row-value {
  font-family: var(--font-headline);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 0.5px;
  color: var(--color-primary);
}

.img-frame {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background:
    linear-gradient(rgba(0, 180, 216, 0.08) 1px, transparent 1px) 0 0 / 20px 20px,
    linear-gradient(90deg, rgba(0, 180, 216, 0.08) 1px, transparent 1px) 0 0 / 20px 20px,
    linear-gradient(135deg, #0D2442 0%, var(--color-primary) 60%, #112A4E 100%);
  border: 1px solid rgba(0, 180, 216, 0.22);
  border-radius: var(--radius-md);
}

.img-frame::after {
  content: "";
  position: absolute;
  inset: 16px;
  border: 1px dashed rgba(0, 229, 255, 0.25);
  border-radius: 6px;
  pointer-events: none;
}

.img-frame:has(img)::after {
  display: none;
}

.img-frame img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}

.img-frame-tall {
  aspect-ratio: 3 / 4;
}

.text-accent {
  color: var(--color-accent);
}

.text-secondary {
  color: var(--color-text-secondary);
}

.text-center {
  text-align: center;
}

.mt-1 {
  margin-top: 8px;
}

.mt-2 {
  margin-top: 16px;
}

.mt-3 {
  margin-top: 24px;
}

.mt-4 {
  margin-top: 32px;
}

@media (max-width: 1024px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav {
    position: absolute;
    top: calc(100% + 1px);
    left: 0;
    right: 0;
    margin-inline: 0;
    background: linear-gradient(160deg, #0D2442 0%, var(--color-primary-deep) 70%, var(--color-primary) 100%);
    border-top: 1px solid rgba(0, 180, 216, 0.22);
    border-bottom: 3px solid var(--color-accent);
    padding: 6px 20px 18px;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
  }

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

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 16px 8px;
    font-size: 16px;
    letter-spacing: 1px;
    border-bottom: 1px solid rgba(176, 196, 222, 0.12);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link:hover,
  .nav-link[aria-current="page"] {
    color: var(--color-accent);
    background: rgba(255, 107, 0, 0.06);
  }

  .header-cta {
    margin-left: auto;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

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

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 24px, var(--container-width));
  }

  .brand-name {
    font-size: 20px;
  }

  .brand-mark {
    width: 34px;
    height: 34px;
    border-radius: 6px;
  }

  .brand-svg {
    width: 22px;
    height: 22px;
  }

  .header-cta {
    padding: 10px 16px;
    font-size: 13px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

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

  .section {
    padding-block: 52px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .scroll-progress-bar {
    transition: none;
  }

  .card:hover,
  .header-cta.btn-accent:hover,
  .btn-accent:hover {
    transform: none;
  }
}