:root {
  --ink: #07080d;
  --panel: #11151d;
  --panel-soft: #171d27;
  --line: rgba(255, 255, 255, 0.12);
  --text: #f7f3e8;
  --muted: #b7c0c7;
  --blue: #2f7df6;
  --sky: #58b8ff;
  --aqua: #42d8ff;
  --ice: #b8d9ff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--ink);
  color: var(--text);
  font-family:
    Inter, "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial,
    sans-serif;
  line-height: 1.6;
}

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

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(20px, 5vw, 72px);
  color: var(--text);
  background: linear-gradient(
    to bottom,
    rgba(7, 8, 13, 0.82),
    rgba(7, 8, 13, 0)
  );
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid rgba(88, 184, 255, 0.7);
  border-radius: 50%;
  color: var(--sky);
  background: rgba(17, 21, 29, 0.72);
  box-shadow: 0 0 28px rgba(47, 125, 246, 0.28);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
  color: rgba(247, 243, 232, 0.76);
  font-size: 15px;
}

.nav-links a {
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.nav-links a:hover {
  color: var(--text);
  transform: translateY(-1px);
}

.hero {
  position: relative;
  min-height: 92vh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 120px clamp(20px, 6vw, 88px) 112px;
  isolation: isolate;
}

#hero-scene {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  background:
    radial-gradient(circle at 78% 30%, rgba(47, 125, 246, 0.28), transparent 30%),
    radial-gradient(circle at 28% 78%, rgba(66, 216, 255, 0.16), transparent 24%),
    linear-gradient(120deg, #060913 0%, #0d1526 48%, #091a28 100%);
  z-index: -3;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(7, 8, 13, 0.92), rgba(7, 8, 13, 0.34) 58%, rgba(7, 8, 13, 0.7)),
    linear-gradient(to top, rgba(7, 8, 13, 0.96), rgba(7, 8, 13, 0.05) 36%);
}

.hero-content {
  width: min(760px, 100%);
  padding-top: 3vh;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--sky);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.hero h1 {
  margin: 0;
  font-size: 8.875rem;
  line-height: 0.95;
  letter-spacing: 0;
  text-wrap: balance;
}

.hero-copy {
  width: min(620px, 100%);
  margin: 28px 0 0;
  color: rgba(247, 243, 232, 0.82);
  font-size: 1.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 42px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  max-width: 100%;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 800;
  white-space: nowrap;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button.primary {
  background: var(--blue);
  color: #f8fbff;
  box-shadow: 0 16px 34px rgba(47, 125, 246, 0.26);
}

.button.secondary {
  border-color: rgba(247, 243, 232, 0.24);
  background: rgba(247, 243, 232, 0.08);
  color: var(--text);
}

.hero-metrics {
  position: absolute;
  right: clamp(20px, 6vw, 88px);
  bottom: 32px;
  display: grid;
  grid-template-columns: repeat(3, minmax(108px, 1fr));
  width: min(560px, calc(100% - 40px));
  border-top: 1px solid var(--line);
  color: rgba(247, 243, 232, 0.78);
}

.hero-metrics div {
  padding: 18px 20px 0 0;
}

.hero-metrics strong {
  display: block;
  color: var(--text);
  font-size: 2.625rem;
  line-height: 1;
}

.hero-metrics span {
  display: block;
  margin-top: 8px;
  font-size: 14px;
}

.section {
  padding: clamp(72px, 11vw, 132px) clamp(20px, 6vw, 88px);
}

.intro {
  background:
    linear-gradient(180deg, #07080d 0%, #11151d 100%),
    var(--panel);
}

.intro-grid,
.section-heading,
.contact-panel {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.intro-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.92fr) minmax(280px, 0.78fr);
  gap: clamp(28px, 6vw, 86px);
  align-items: start;
}

.intro h2,
.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: 4.25rem;
  line-height: 1.08;
  letter-spacing: 0;
  text-wrap: balance;
}

.intro p,
.section-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 1.25rem;
}

.worlds {
  background:
    linear-gradient(135deg, rgba(47, 125, 246, 0.13), transparent 34%),
    linear-gradient(180deg, #0d1526 0%, #0b111d 100%);
}

.section-heading {
  display: flex;
  justify-content: space-between;
  gap: 32px;
  align-items: end;
  margin-bottom: 38px;
}

.section-heading p {
  width: min(500px, 100%);
}

.world-list {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.world-card {
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(247, 243, 232, 0.04);
  box-shadow: var(--shadow);
}

.world-art {
  position: relative;
  min-height: 260px;
  overflow: hidden;
  background: #151a20;
}

.world-art::before,
.world-art::after,
.world-art span {
  position: absolute;
  content: "";
}

.world-art::before {
  inset: 14%;
  border: 1px solid rgba(247, 243, 232, 0.18);
  transform: rotate(36deg);
}

.world-art::after {
  width: 64%;
  height: 64%;
  left: 18%;
  top: 18%;
  border-radius: 50%;
  border: 1px solid rgba(247, 243, 232, 0.16);
}

.world-art span {
  width: 34%;
  aspect-ratio: 1;
  left: 33%;
  top: 32%;
  clip-path: polygon(50% 0, 100% 62%, 50% 100%, 0 62%);
  box-shadow: 0 0 42px currentColor;
}

.world-art.ember {
  color: var(--blue);
  background:
    radial-gradient(circle at 50% 40%, rgba(47, 125, 246, 0.56), transparent 22%),
    linear-gradient(145deg, #102b62, #111722 72%);
}

.world-art.cyan {
  color: var(--aqua);
  background:
    radial-gradient(circle at 55% 42%, rgba(66, 216, 255, 0.5), transparent 22%),
    linear-gradient(145deg, #09314a, #101724 72%);
}

.world-art.rose {
  color: var(--ice);
  background:
    radial-gradient(circle at 53% 42%, rgba(184, 217, 255, 0.52), transparent 22%),
    linear-gradient(145deg, #17274d, #11141c 72%);
}

.world-info {
  padding: 22px;
}

.world-info p,
.world-info span {
  margin: 0;
  color: var(--muted);
}

.world-info p {
  color: var(--aqua);
  font-size: 14px;
  font-weight: 800;
}

.world-info h3 {
  margin: 8px 0 12px;
  font-size: 26px;
  line-height: 1.2;
}

.craft {
  background: #0d0f15;
}

.capability-grid {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.capability-grid article {
  min-width: 0;
  padding: 26px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: rgba(247, 243, 232, 0.03);
}

.capability-grid span {
  color: var(--sky);
  font-weight: 900;
}

.capability-grid h3 {
  margin: 30px 0 12px;
  font-size: 23px;
}

.capability-grid p {
  margin: 0;
  color: var(--muted);
}

.news {
  background:
    linear-gradient(180deg, #0d0f15 0%, #14161c 100%),
    var(--panel-soft);
}

.news-list {
  width: min(1180px, 100%);
  margin: 0 auto;
  display: grid;
  gap: 12px;
}

.news-list article {
  display: grid;
  grid-template-columns: 150px 1fr 1.4fr;
  gap: 22px;
  align-items: baseline;
  padding: 24px 0;
  border-top: 1px solid var(--line);
}

.news-list article:last-child {
  border-bottom: 1px solid var(--line);
}

.news-list time {
  color: var(--sky);
  font-weight: 800;
}

.news-list h3 {
  margin: 0;
  font-size: 22px;
}

.news-list p {
  margin: 0;
  color: var(--muted);
}

.contact {
  background:
    radial-gradient(circle at 80% 20%, rgba(47, 125, 246, 0.18), transparent 24%),
    linear-gradient(180deg, #14161c 0%, #07080d 100%);
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: clamp(30px, 5vw, 54px) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
  padding: 30px clamp(20px, 6vw, 88px);
  border-top: 1px solid var(--line);
  background: #07080d;
  color: rgba(247, 243, 232, 0.72);
}

.footer-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px 18px;
  font-size: 14px;
}

.footer-info a:hover {
  color: var(--text);
}

@media (max-width: 920px) {
  .site-header {
    align-items: flex-start;
  }

  .nav-links {
    display: none;
  }

  .hero {
    min-height: 900px;
    align-items: start;
    padding-top: 132px;
  }

  .hero h1 {
    font-size: 5rem;
  }

  .hero-copy {
    font-size: 1.25rem;
  }

  .intro h2,
  .section-heading h2,
  .contact h2 {
    font-size: 3rem;
  }

  .hero-metrics {
    left: 20px;
    right: 20px;
    grid-template-columns: 1fr;
  }

  .hero-metrics div {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
  }

  .hero-metrics span {
    margin-top: 0;
    text-align: right;
  }

  .intro-grid,
  .section-heading,
  .contact-panel {
    display: grid;
    grid-template-columns: 1fr;
    align-items: start;
  }

  .world-list {
    grid-template-columns: 1fr;
  }

  .world-art {
    min-height: 220px;
  }

  .capability-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .news-list article {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .contact-actions {
    justify-content: flex-start;
  }

  .site-footer {
    display: grid;
    justify-items: start;
  }

  .footer-info {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .hero {
    min-height: 820px;
  }

  .hero h1 {
    font-size: 3.5rem;
  }

  .hero-metrics strong {
    font-size: 2rem;
  }

  .intro h2,
  .section-heading h2,
  .contact h2 {
    font-size: 2.25rem;
  }

  .hero-actions,
  .contact-actions {
    width: 100%;
  }

  .button {
    width: 100%;
    white-space: normal;
    text-align: center;
  }

  .hero-metrics strong {
    min-width: 82px;
  }

  .capability-grid {
    grid-template-columns: 1fr;
  }

  .capability-grid article {
    padding: 22px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}