:root {
  color-scheme: dark;
  --text: #edf7f2;
  --muted: #8fa39a;
  --line: rgba(178, 212, 194, 0.16);
  --panel: #0f1715;
  --panel-strong: #121f1a;
  --soft: #14231e;
  --brand: #30d486;
  --brand-dark: #70e4ae;
  --ink: #050807;
  --blue: #6fa1ff;
  --gold: #e4b456;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 16% 8%, rgba(48, 212, 134, 0.12), transparent 28%),
    radial-gradient(circle at 84% 48%, rgba(111, 161, 255, 0.08), transparent 30%),
    #070b0a;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 10;
  height: 72px;
  padding: 0 clamp(20px, 6vw, 96px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  color: var(--text);
  background: rgba(7, 11, 10, 0.78);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 20px;
  font-weight: 800;
}

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 9px;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
  color: rgba(237, 247, 242, 0.72);
  font-size: 14px;
  font-weight: 650;
}

.site-header nav a:hover {
  color: var(--text);
}

.hero {
  position: relative;
  min-height: 760px;
  padding: 132px clamp(20px, 6vw, 96px) 72px;
  display: grid;
  grid-template-columns: minmax(360px, 0.86fr) minmax(0, 1.14fr);
  align-items: center;
  gap: clamp(28px, 5vw, 76px);
  color: #fff;
  background:
    radial-gradient(circle at 74% 24%, rgba(48, 212, 134, 0.18), transparent 29%),
    linear-gradient(135deg, rgba(7, 16, 13, 0.92) 0%, rgba(9, 18, 15, 0.98) 52%, rgba(14, 22, 20, 0.96) 100%);
}

.hero-content {
  position: relative;
  max-width: 640px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--brand);
  font-size: 13px;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(54px, 9vw, 112px);
  line-height: 0.92;
}

.hero-copy {
  max-width: 590px;
  margin: 26px 0 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.55;
}

.hero-actions {
  margin-top: 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.primary-action,
.secondary-action {
  height: 48px;
  padding: 0 22px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.primary-action {
  color: #06110b;
  background: var(--brand);
}

.secondary-action {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.hero-preview {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.42);
}

.hero-preview img {
  width: 100%;
  display: block;
}

.section,
.product-section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 96px 0 0;
}

.section-head {
  max-width: 680px;
  margin-bottom: 28px;
}

.section-head h2,
.product-copy h2 {
  margin: 0;
  color: var(--text);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.15;
}

.release-status {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.6;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article,
.download-card {
  min-height: 210px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.02)),
    var(--panel);
}

.feature-grid span {
  display: block;
  color: var(--brand-dark);
  font-size: 13px;
  font-weight: 850;
}

.feature-grid h3,
.download-card h3 {
  margin: 22px 0 10px;
  font-size: 19px;
}

.feature-grid p,
.download-card p,
.product-copy p,
.product-copy li {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.product-section {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 36px;
  align-items: center;
}

.product-copy p {
  margin: 18px 0 0;
}

.product-copy ul {
  margin: 22px 0 0;
  padding: 0;
  display: grid;
  gap: 10px;
  list-style: none;
}

.product-copy li::before {
  content: "";
  width: 8px;
  height: 8px;
  margin-right: 10px;
  border-radius: 50%;
  display: inline-block;
  background: var(--blue);
}

.product-shot {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.38);
}

.product-shot img {
  width: 100%;
  display: block;
}

.scenes {
  padding-top: 108px;
}

.scene-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
  gap: 16px;
  align-items: stretch;
}

.scene-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  display: grid;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.02)),
    var(--panel);
}

.scene-card figure {
  margin: 0;
  overflow: hidden;
  background: #050807;
}

.scene-card img {
  width: 100%;
  height: 100%;
  min-height: 250px;
  object-fit: cover;
  display: block;
  opacity: 0.92;
}

.scene-card > div {
  padding: 24px;
}

.scene-card h3 {
  margin: 8px 0 10px;
  font-size: 22px;
}

.scene-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.75;
}

.scene-label {
  color: var(--brand-dark) !important;
  font-size: 12px !important;
  font-weight: 850;
  letter-spacing: 0;
  text-transform: uppercase;
}

.scene-card-large {
  grid-template-rows: minmax(330px, 1fr) auto;
}

.downloads {
  padding-bottom: 92px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.download-card {
  min-height: 238px;
}

.download-card h3 {
  margin-top: 0;
}

.download-links {
  margin-top: 22px;
  display: grid;
  gap: 10px;
}

.download-links a {
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  color: var(--text);
  background: var(--soft);
  font-size: 14px;
  font-weight: 800;
  transition:
    border-color 0.18s ease,
    background 0.18s ease,
    transform 0.18s ease;
}

.download-links a:hover {
  border-color: rgba(48, 212, 134, 0.52);
  background: #173228;
  transform: translateY(-1px);
}

.download-label {
  min-width: 0;
  overflow-wrap: anywhere;
}

.download-action {
  flex: 0 0 auto;
  min-height: 28px;
  padding-left: 12px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--brand-dark);
  font-size: 12px;
  white-space: nowrap;
}

.download-icon {
  width: 18px;
  height: 18px;
  padding: 2px;
  border-radius: 6px;
  display: block;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  background: rgba(48, 212, 134, 0.12);
}

.download-links a[aria-disabled="true"] {
  pointer-events: none;
  color: rgba(237, 247, 242, 0.42);
  background: rgba(255, 255, 255, 0.035);
}

.download-links a[aria-disabled="true"] .download-action {
  color: rgba(143, 163, 154, 0.76);
}

.download-links a[aria-disabled="true"] .download-icon {
  background: rgba(143, 163, 154, 0.1);
}

.site-footer {
  padding: 28px clamp(20px, 6vw, 96px);
  border-top: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  background: rgba(7, 11, 10, 0.86);
}

.site-footer span {
  color: var(--text);
  font-weight: 850;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 860px) {
  .site-header {
    height: 64px;
  }

  .site-header nav {
    gap: 16px;
  }

  .hero {
    min-height: auto;
    padding-top: 118px;
    grid-template-columns: 1fr;
  }

  .product-section,
  .site-footer {
    display: grid;
  }

  .feature-grid,
  .scene-grid,
  .download-grid,
  .product-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header nav a:first-child {
    display: none;
  }

  .hero-actions a,
  .primary-action,
  .secondary-action {
    width: 100%;
  }

  .feature-grid article,
  .download-card {
    min-height: auto;
  }
}