:root {
  color-scheme: light dark;
  --bg: #f6f8fb;
  --surface: rgba(255, 255, 255, 0.78);
  --surface-solid: #ffffff;
  --text: #0f172a;
  --muted: rgba(15, 23, 42, 0.7);
  --border: rgba(15, 23, 42, 0.12);
  --shadow: 0 12px 30px rgba(2, 6, 23, 0.08);
  --accent: #22c55e;
  --accent-strong: #16a34a;
  --accent-soft: rgba(34, 197, 94, 0.14);
  --radius: 16px;
  --radius-sm: 12px;
  --container: 1100px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #070b15;
    --surface: rgba(15, 23, 42, 0.62);
    --surface-solid: #0b1220;
    --text: rgba(248, 250, 252, 0.92);
    --muted: rgba(248, 250, 252, 0.72);
    --border: rgba(248, 250, 252, 0.14);
    --shadow: 0 18px 48px rgba(0, 0, 0, 0.45);
    --accent-soft: rgba(34, 197, 94, 0.18);
  }
}

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

html {
  height: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 15% 10%, var(--accent-soft), transparent 55%),
    radial-gradient(900px 600px at 85% 25%, rgba(59, 130, 246, 0.12), transparent 50%),
    linear-gradient(180deg, var(--bg), var(--bg));
}

main {
  flex: 1 0 auto;
}

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

a:hover {
  text-decoration: underline;
  text-decoration-color: rgba(34, 197, 94, 0.7);
  text-underline-offset: 4px;
}

.container {
  width: min(var(--container), calc(100% - 2 * 20px));
  margin: 0 auto;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 10px;
  z-index: 999;
}

.skip-link:focus {
  left: 10px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--surface);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 6px 10px;
  border-radius: 999px;
}

.brand:hover {
  text-decoration: none;
  background: rgba(34, 197, 94, 0.08);
}

.brand-logo {
  height: 30px;
  width: auto;
  display: block;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.nav a {
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
  color: var(--muted);
}

.nav a:hover {
  text-decoration: none;
  background: rgba(34, 197, 94, 0.08);
  border-color: rgba(34, 197, 94, 0.16);
  color: var(--text);
}

.hero {
  padding: 56px 0 18px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 26px;
  align-items: stretch;
}

@media (max-width: 860px) {
  .hero-inner {
    grid-template-columns: 1fr;
  }
}

.hero-copy {
  padding: 6px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.16);
  color: var(--muted);
  margin: 0 0 14px;
}

h1 {
  margin: 0 0 12px;
  line-height: 1.05;
  font-size: clamp(34px, 4vw, 54px);
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  font-size: 18px;
  line-height: 1.6;
  color: var(--muted);
  max-width: 66ch;
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.45);
  color: var(--text);
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 10px 24px rgba(2, 6, 23, 0.06);
}

@media (prefers-color-scheme: dark) {
  .button {
    background: rgba(2, 6, 23, 0.14);
  }
}

.button:hover {
  text-decoration: none;
  border-color: rgba(34, 197, 94, 0.25);
  transform: translateY(-1px);
}

.button:active {
  transform: translateY(0);
}

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-strong));
  border-color: rgba(34, 197, 94, 0.45);
  color: white;
}

.button.primary:hover {
  border-color: rgba(34, 197, 94, 0.7);
}

.hero-panel {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.hero-figure {
  padding: 10px 0 6px;
}

.hero-figure-inner {
  display: grid;
  grid-template-columns: minmax(240px, 360px) minmax(0, 1fr);
  align-items: center;
  gap: 22px;
}

@media (max-width: 860px) {
  .hero-figure-inner {
    grid-template-columns: 1fr;
  }
  .hero-figure-inner .hero-image {
    order: 1;
    justify-self: center;
    max-width: 90%;
    margin: 0 auto;
  }
  .hero-figure-inner .embedding-card {
    order: 2;
    justify-self: center;
    width: min(620px, 100%);
  }
}

.embedding-card {
  --embed-text: rgba(96, 165, 250, 0.95);
  --embed-image: rgba(250, 204, 21, 0.95);
  --embed-video: rgba(167, 139, 250, 0.95);
  --embed-audio: rgba(251, 113, 133, 0.95);

  position: relative;
  width: 100%;
  min-width: 200px;
  border-radius: var(--radius);
  overflow: hidden;
  /* border: 1px solid var(--border); */
  /* background:
    radial-gradient(120px 120px at 30% 25%, rgba(34, 197, 94, 0.24), transparent 60%),
    radial-gradient(140px 140px at 75% 70%, rgba(59, 130, 246, 0.14), transparent 55%),
    var(--surface); */
  /* box-shadow: var(--shadow); */
  aspect-ratio: 2 / 1;
}

.embedding-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  display: block;
  margin: auto;

}

.embedding-legend {
  position: absolute;
  left: 50%;
  bottom: 12px;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.55);
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.02em;
  box-shadow: 0 12px 28px rgba(2, 6, 23, 0.08);
  backdrop-filter: blur(10px);
}

@media (prefers-color-scheme: dark) {
  .embedding-legend {
    background: rgba(2, 6, 23, 0.18);
    box-shadow: 0 18px 44px rgba(0, 0, 0, 0.35);
  }
}

.legend-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
}

.legend-item::before {
  content: '';
  width: 9px;
  height: 9px;
  border-radius: 999px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22);
}

.legend-text::before {
  background: var(--embed-text);
}

.legend-image::before {
  background: var(--embed-image);
}

.legend-video::before {
  background: var(--embed-video);
}

.legend-audio::before {
  background: var(--embed-audio);
}

.hero-image {
  display: block;
  margin: 0 auto;
  width: min(600px, 90%);
  max-width: 90%;
  height: auto;
}

.hero-figure-inner .hero-image {
  width: 100%;
  max-width: 650px;
  margin: 0;
  justify-self: end;
}

.panel-glow {
  position: absolute;
  inset: -80px -120px auto auto;
  width: 300px;
  height: 300px;
  border-radius: 999px;
  background: radial-gradient(circle at 30% 30%, rgba(34, 197, 94, 0.35), transparent 60%);
  filter: blur(6px);
}

.panel-content {
  position: relative;
  padding: 18px;
  display: grid;
  gap: 14px;
}

.stat {
  padding: 14px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.5);
}

@media (prefers-color-scheme: dark) {
  .stat {
    background: rgba(2, 6, 23, 0.18);
  }
}

.stat-k {
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 6px;
}

.stat-v {
  font-weight: 700;
  line-height: 1.25;
}

.section {
  padding: 34px 0;
}

.section-head {
  display: grid;
  gap: 6px;
  margin-bottom: 14px;
}

h2 {
  margin: 0;
  font-size: 22px;
  letter-spacing: -0.01em;
}

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

.mono {
  font-family:
    ui-monospace,
    SFMono-Regular,
    Menlo,
    Monaco,
    Consolas,
    'Liberation Mono',
    'Courier New',
    monospace;
  font-size: 0.95em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

@media (max-width: 860px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.card {
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 18px;
  display: grid;
  gap: 14px;
}

.card:hover {
  border-color: rgba(34, 197, 94, 0.26);
}

.card-top h3 {
  margin: 0 0 6px;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.card-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.prose {
  max-width: 70ch;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.prose p {
  margin: 0;
  line-height: 1.75;
  color: var(--muted);
}

.footer {
  border-top: 1px solid var(--border);
  margin-top: 30px;
  padding: 20px 0;
  background: var(--surface);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    transition: none !important;
  }
  .button:hover {
    transform: none;
  }
}

.button:focus-visible,
.nav a:focus-visible,
.brand:focus-visible {
  outline: 3px solid rgba(34, 197, 94, 0.45);
  outline-offset: 3px;
}
@media (max-width: 640px) {
  .hero-copy {
    padding: 0;
  }
}
@media (max-width: 480px) {
  .hero-figure-inner .hero-image {
    display: none;
  }
  .hero-figure-inner .embedding-card {
    width: 100%;
  }
}