:root {
  color-scheme: light dark;

  --maxw: 1080px;
  --radius: 16px;

  --bg: #070a12;
  --panel: rgba(255, 255, 255, 0.06);
  --panel-strong: rgba(255, 255, 255, 0.10);
  --line: rgba(255, 255, 255, 0.10);

  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.68);

  --accent: #7c5cff;
  --accent2: #35d3ff;

  --shadow: 0 18px 50px rgba(0, 0, 0, 0.50);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fb;
    --panel: rgba(0, 0, 0, 0.04);
    --panel-strong: rgba(0, 0, 0, 0.06);
    --line: rgba(0, 0, 0, 0.10);

    --text: rgba(0, 0, 0, 0.90);
    --muted: rgba(0, 0, 0, 0.62);

    --shadow: 0 18px 50px rgba(0, 0, 0, 0.12);
  }
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family:
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "SF Pro Display",
    "SF Pro Text",
    "Helvetica Neue",
    Arial,
    "Apple Color Emoji",
    "Segoe UI Emoji";
  line-height: 1.55;
  background:
    radial-gradient(1200px 800px at 15% 15%, rgba(124, 92, 255, 0.22), transparent 55%),
    radial-gradient(900px 650px at 85% 10%, rgba(53, 211, 255, 0.18), transparent 60%),
    radial-gradient(900px 650px at 70% 85%, rgba(124, 92, 255, 0.10), transparent 55%),
    var(--bg);
  color: var(--text);
}

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

a:hover {
  text-decoration: underline;
}

.skip {
  position: absolute;
  left: -999px;
  top: -999px;
  background: var(--panel-strong);
  border: 1px solid var(--line);
  padding: 10px 12px;
  border-radius: 10px;
}

.skip:focus {
  left: 16px;
  top: 16px;
  z-index: 1000;
}

.container {
  width: min(var(--maxw), calc(100% - 40px));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg) 70%, transparent);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.logo {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background:
    radial-gradient(24px 18px at 30% 30%, rgba(255, 255, 255, 0.35), transparent 60%),
    linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
  display: grid;
  place-items: center;
  flex: 0 0 auto;
}

.logo svg {
  width: 22px;
  height: 22px;
  opacity: 0.95;
}

.nav {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 10px;
}

.nav a:hover {
  text-decoration: none;
  background: var(--panel);
  color: var(--text);
}

.lang {
  display: flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 4px;
  background: var(--panel);
}

.lang button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  font-size: 12px;
  padding: 7px 10px;
  border-radius: 10px;
  cursor: pointer;
}

.lang button[aria-pressed="true"] {
  background: var(--panel-strong);
  color: var(--text);
}

main {
  padding: 40px 0 56px;
}

.hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 22px;
  align-items: stretch;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 26px 26px 22px;
}

.kicker {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  border: 1px solid var(--line);
  background: color-mix(in oklab, var(--panel-strong) 60%, transparent);
  padding: 6px 10px;
  border-radius: 999px;
  font-weight: 700;
  color: var(--muted);
  font-size: 12px;
}

.kicker .dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent2) 70%, white);
  box-shadow: 0 0 0 4px rgba(53, 211, 255, 0.12);
}

h1 {
  margin: 14px 0 8px;
  font-size: clamp(30px, 4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.subhead {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 800;
  font-size: 14px;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: var(--panel-strong);
  cursor: pointer;
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  filter: brightness(1.05);
}

.btn.primary {
  border: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: white;
}

.btn.ghost {
  background: transparent;
}

.meta {
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.hero-side {
  padding: 18px;
  display: grid;
  gap: 12px;
}

.pill {
  padding: 14px 14px;
  background: color-mix(in oklab, var(--panel-strong) 75%, transparent);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.pill strong {
  display: block;
  font-size: 13px;
  letter-spacing: 0.01em;
}

.pill span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.feature {
  padding: 16px 16px 14px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.feature h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.feature p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.section {
  margin-top: 26px;
}

.section h2 {
  margin: 0 0 10px;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.section p,
.section li {
  color: var(--muted);
}

ul {
  margin: 10px 0 0 18px;
  padding: 0;
}

li {
  margin: 6px 0;
}

.faq details {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 14px;
  padding: 12px 14px;
  margin-top: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
}

.faq p {
  margin: 10px 0 0;
}

.footer {
  border-top: 1px solid var(--line);
  padding: 20px 0 34px;
  color: var(--muted);
  font-size: 13px;
}

.footer a {
  color: var(--muted);
}

.footer a:hover {
  color: var(--text);
  text-decoration: none;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

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