:root {
  --deep-space: #0B1026;
  --galaxy: #1A2A5A;
  --neon: #9B59F6;
  --orange: #FF6B35;
  --lavender: #D6B3FF;
  --yellow: #FFD166;
  --white: #FFFFFF;
  --text-light: #E0E0E0;
  --text-deep: #A0A0A0;
  --glow: rgba(155, 89, 246, 0.2);
  --content-max: 1240px;
  --font-head: "Montserrat", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --radius: 18px;
  --header-pad-top: 14px;
}

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

html {
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  padding-top: 92px;
  background-color: var(--deep-space);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  background-image:
    radial-gradient(1px 1px at 12% 28%, rgba(255, 255, 255, 0.75), transparent),
    radial-gradient(1px 1px at 78% 12%, rgba(255, 255, 255, 0.5), transparent),
    radial-gradient(1.5px 1.5px at 42% 68%, rgba(214, 179, 255, 0.8), transparent),
    radial-gradient(1px 1px at 91% 43%, rgba(255, 107, 53, 0.7), transparent),
    radial-gradient(1px 1px at 5% 82%, rgba(255, 255, 255, 0.55), transparent),
    radial-gradient(1200px 620px at 85% 8%, rgba(155, 89, 246, 0.2), transparent),
    radial-gradient(920px 520px at 10% 92%, rgba(255, 107, 53, 0.12), transparent);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: 0.01em;
}

p {
  margin: 0;
}

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

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

a {
  color: inherit;
  text-decoration: none;
}

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

button {
  font: inherit;
  cursor: pointer;
}

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

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

#main-content {
  scroll-margin-top: 112px;
}

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

.container {
  width: min(100% - 32px, var(--content-max));
  margin-inline: auto;
}

.section {
  padding: 64px 0;
}

.section--tight {
  padding: 40px 0;
}

.section--deep {
  padding: 88px 0;
}

.section-head {
  max-width: 760px;
  margin-bottom: 32px;
}

.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.section-title {
  margin-top: 12px;
  font-size: clamp(28px, 4.4vw, 48px);
}

.section-desc {
  margin-top: 12px;
  max-width: 640px;
  color: var(--text-light);
  font-size: 16px;
}

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-head);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--orange);
}

.kicker::before {
  content: "";
  width: 24px;
  height: 2px;
  background: var(--orange);
  box-shadow: 0 0 8px rgba(255, 107, 53, 0.8);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1000;
  padding: 10px 18px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--deep-space);
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 0 24px rgba(255, 107, 53, 0.5);
  pointer-events: auto;
  transform: translateY(-220%);
}

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

.site-header {
  position: fixed;
  top: var(--header-pad-top);
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: center;
  padding-inline: 16px;
  pointer-events: none;
}

.site-header__inner {
  position: relative;
  width: min(100%, 1200px);
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 9px 12px 9px 20px;
  border: 1px solid rgba(155, 89, 246, 0.38);
  border-radius: 999px;
  background: rgba(11, 16, 38, 0.84);
  box-shadow:
    0 12px 30px rgba(0, 0, 0, 0.45),
    0 0 22px rgba(155, 89, 246, 0.18);
  pointer-events: auto;
}

.site-header__progress {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 1px;
  height: 2px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  pointer-events: none;
}

.site-header__progress-bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--neon), var(--orange));
  box-shadow: 0 0 8px rgba(255, 107, 53, 0.6);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
  text-decoration: none;
  white-space: nowrap;
}

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

.site-brand__orbit {
  position: relative;
  flex: 0 0 auto;
  width: 26px;
  height: 26px;
  border: 1px solid rgba(214, 179, 255, 0.55);
  border-radius: 50%;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.9) 0 1.8px, transparent 2.2px);
}

.site-brand__orbit::before {
  content: "";
  position: absolute;
  top: -2px;
  right: 2px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--lavender);
  box-shadow: 0 0 8px var(--neon);
}

.site-brand__orbit::after {
  content: "";
  position: absolute;
  left: 1px;
  bottom: 1px;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 6px rgba(255, 209, 102, 0.8);
}

.site-brand__text {
  display: grid;
  gap: 2px;
  line-height: 1;
}

.site-brand__name {
  font-family: var(--font-head);
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.site-brand__meta {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-deep);
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 0;
  padding: 4px;
  border-radius: 999px;
  background: rgba(26, 42, 90, 0.42);
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 6px 12px;
  border-radius: 999px;
  color: var(--text-light);
  font-size: 14px;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--white);
  background: rgba(155, 89, 246, 0.18);
}

.nav-link[aria-current="page"] {
  color: var(--white);
  background: linear-gradient(120deg, rgba(155, 89, 246, 0.9), rgba(26, 42, 90, 0.85));
  box-shadow: 0 0 14px rgba(155, 89, 246, 0.35);
}

.nav-download-mobile {
  display: none;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border-radius: 999px;
  background: var(--orange);
  color: var(--deep-space);
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  box-shadow: 0 0 16px rgba(255, 107, 53, 0.35);
  animation: pulse-ring 2.4s infinite;
}

.header-cta::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(11, 16, 38, 0.85);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.6);
}

.header-cta:hover {
  background: #ff8254;
  color: var(--deep-space);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border: 1px solid rgba(155, 89, 246, 0.45);
  border-radius: 999px;
  background: transparent;
  color: var(--text-light);
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
}

.nav-toggle:hover {
  color: var(--white);
  border-color: var(--neon);
}

.nav-toggle__icon {
  position: relative;
  display: block;
  width: 16px;
  height: 12px;
}

.nav-toggle__icon span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}

.nav-toggle__icon span:nth-child(1) {
  top: 0;
}

.nav-toggle__icon span:nth-child(2) {
  top: 5px;
}

.nav-toggle__icon span:nth-child(3) {
  top: 10px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(1) {
  top: 5px;
  transform: rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle__icon span:nth-child(3) {
  top: 5px;
  transform: rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: transparent;
  color: inherit;
  font-family: inherit;
  font-size: 14px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
}

.btn--primary {
  background: var(--neon);
  color: var(--white);
  box-shadow: 0 6px 18px rgba(155, 89, 246, 0.28);
}

.btn--primary:hover {
  background: #ab6cfc;
  color: var(--white);
}

.btn--secondary {
  border-color: rgba(214, 179, 255, 0.45);
  color: var(--lavender);
}

.btn--secondary:hover {
  background: rgba(155, 89, 246, 0.14);
  color: var(--white);
}

.btn--download {
  background: var(--orange);
  color: var(--deep-space);
  box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.55);
  animation: pulse-ring 2.4s infinite;
}

.btn--download:hover {
  background: #ff8254;
  color: var(--deep-space);
}

@keyframes pulse-ring {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0.55);
  }
  70% {
    box-shadow: 0 0 0 12px rgba(255, 107, 53, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 107, 53, 0);
  }
}

.card {
  position: relative;
  min-height: 100%;
  padding: 24px;
  border: 1px solid rgba(155, 89, 246, 0.18);
  border-radius: var(--radius);
  background: linear-gradient(150deg, rgba(26, 42, 90, 0.72), rgba(11, 16, 38, 0.82));
}

.card:hover {
  border-color: rgba(155, 89, 246, 0.6);
  box-shadow:
    0 0 0 1px rgba(155, 89, 246, 0.35),
    0 0 32px rgba(155, 89, 246, 0.18);
}

.card__title {
  font-size: 20px;
  color: var(--white);
}

.card__text {
  margin-top: 10px;
  color: var(--text-light);
  font-size: 14px;
}

.card__link {
  display: inline-flex;
  margin-top: 16px;
  color: var(--lavender);
  font-weight: 700;
}

.card--highlight {
  border-color: rgba(255, 107, 53, 0.35);
  background: linear-gradient(145deg, rgba(26, 42, 90, 0.9), rgba(255, 107, 53, 0.08));
}

.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  border: 1px solid rgba(155, 89, 246, 0.25);
  border-radius: var(--radius);
  background: linear-gradient(140deg, rgba(26, 42, 90, 0.65), rgba(11, 16, 38, 0.9));
  aspect-ratio: 16 / 9;
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(1.1);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px rgba(155, 89, 246, 0.2);
  pointer-events: none;
}

.media-frame--tall {
  aspect-ratio: 4 / 5;
}

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

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

.grid {
  display: grid;
  gap: 20px;
}

.grid--halves {
  grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
}

.grid--thirds {
  grid-template-columns: repeat(auto-fit, minmax(min(260px, 100%), 1fr));
}

.grid--quarters {
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 0;
  margin-bottom: 20px;
  padding: 0;
  font-size: 13px;
  color: var(--text-deep);
  list-style: none;
}

.breadcrumbs li + li::before {
  content: "/";
  margin: 0 8px;
  color: var(--neon);
}

.breadcrumbs a {
  color: var(--lavender);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border: 1px solid rgba(255, 209, 102, 0.5);
  border-radius: 999px;
  background: rgba(255, 209, 102, 0.08);
  color: var(--yellow);
  font-size: 12px;
  line-height: 1.2;
}

.data-kpi {
  font-family: var(--font-head);
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 800;
  line-height: 1;
  color: var(--white);
}

.data-kpi em {
  font-style: normal;
  color: var(--orange);
}

.data-kpi small {
  display: block;
  margin-top: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--text-deep);
}

.cut-panel {
  position: relative;
  padding: clamp(48px, 7vw, 88px) 0;
  border-top: 1px solid rgba(155, 89, 246, 0.25);
  border-bottom: 1px solid rgba(155, 89, 246, 0.25);
  background: linear-gradient(115deg, rgba(26, 42, 90, 0.72), rgba(155, 89, 246, 0.08));
  clip-path: polygon(0 0, 100% 3%, 100% 100%, 0 97%);
}

.site-footer {
  position: relative;
  margin-top: 64px;
  overflow: hidden;
  border-top: 1px solid rgba(155, 89, 246, 0.22);
  background: linear-gradient(180deg, rgba(11, 16, 38, 0.1), #080d20 80%);
}

.site-footer__glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(600px 220px at 85% 0%, rgba(155, 89, 246, 0.16), transparent),
    radial-gradient(500px 180px at 10% 100%, rgba(255, 107, 53, 0.14), transparent);
}

.site-footer__info {
  position: relative;
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.1fr;
  gap: 36px;
  padding: 56px 0 40px;
}

.footer-brand p {
  max-width: 340px;
  margin-top: 14px;
  color: var(--text-light);
  font-size: 14px;
}

.footer-trust {
  display: inline-flex;
  margin-top: 16px;
  padding: 5px 10px;
  border: 1px solid rgba(255, 209, 102, 0.35);
  border-radius: 999px;
  background: rgba(255, 209, 102, 0.07);
  color: var(--yellow);
  font-size: 12px;
}

.site-footer .site-brand--footer .site-brand__name {
  font-size: 20px;
}

.footer-title {
  margin-bottom: 16px;
  font-family: var(--font-head);
  font-size: 14px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lavender);
}

.footer-links li + li {
  margin-top: 9px;
}

.footer-links a {
  color: var(--text-light);
  font-size: 14px;
}

.footer-links a:hover {
  color: var(--orange);
}

.footer-address {
  font-style: normal;
  font-size: 14px;
  line-height: 1.8;
  color: var(--text-light);
}

.footer-note {
  margin-top: 12px;
  font-size: 12px;
  color: var(--text-deep);
}

.site-footer__bottom {
  position: relative;
  padding: 18px 0 24px;
  border-top: 1px solid rgba(214, 179, 255, 0.14);
  color: var(--text-deep);
  font-size: 13px;
}

.site-footer__bottom-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
}

.site-footer__bottom-inner a {
  color: var(--text-light);
}

.site-footer__bottom-inner a:hover {
  color: var(--orange);
}

.footer-icp {
  margin-left: auto;
}

@media (max-width: 920px) {
  .site-header__inner {
    grid-template-columns: 1fr auto;
    padding: 10px 12px 10px 16px;
    border-radius: 24px;
  }

  .header-cta {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 12px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 4px;
    padding: 12px;
    border: 1px solid rgba(155, 89, 246, 0.5);
    border-radius: 20px;
    background: rgba(11, 16, 38, 0.97);
    box-shadow: 0 22px 44px rgba(0, 0, 0, 0.55);
  }

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

  .nav-link,
  .nav-download-mobile {
    min-height: 44px;
    padding: 12px 14px;
    border-radius: 12px;
    font-size: 15px;
    justify-content: flex-start;
  }

  .nav-link[aria-current="page"] {
    background: rgba(155, 89, 246, 0.3);
    box-shadow: none;
  }

  .nav-download-mobile {
    display: flex;
    justify-content: center;
    background: var(--orange);
    color: var(--deep-space);
    font-weight: 800;
  }

  .site-brand__meta {
    display: none;
  }

  .site-header__progress {
    left: 18px;
    right: 18px;
  }

  .site-footer__info {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
}

@media (max-width: 600px) {
  body {
    padding-top: 84px;
  }

  .section {
    padding: 44px 0;
  }

  .section--deep {
    padding: 56px 0;
  }

  .site-footer__info {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-top: 44px;
  }

  .site-footer__bottom-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .footer-icp {
    margin-left: 0;
  }

  .grid--halves,
  .grid--thirds,
  .grid--quarters {
    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;
  }

  .header-cta,
  .btn--download {
    animation: none;
  }
}