@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("https://cdn.jsdelivr.net/fontsource/fonts/inter@5.2.6/latin-400-normal.woff2") format("woff2");
}
@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url("https://cdn.jsdelivr.net/fontsource/fonts/inter@5.2.6/latin-500-normal.woff2") format("woff2");
}
@font-face {
  font-family: Inter;
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("https://cdn.jsdelivr.net/fontsource/fonts/inter@5.2.6/latin-600-normal.woff2") format("woff2");
}

:root,
[data-theme="light"] {
  color-scheme: light;
  --surface-bg: oklch(97% 0.018 78);
  --surface-bg-elev: oklch(99.2% 0.008 85);
  --surface-bg-sunken: oklch(94% 0.022 72);
  --surface-fg: oklch(20% 0.022 42);
  --surface-fg-muted: oklch(40% 0.02 48);
  --surface-border: oklch(87% 0.024 68);
  --surface-border-strong: oklch(78% 0.026 62);
  --surface-accent: oklch(47% 0.105 195);
  --surface-accent-hover: oklch(40% 0.09 195);
  --surface-accent-fg: oklch(99% 0.01 85);
  --surface-ring: oklch(47% 0.105 195);
  --shadow-soft: 0 1px 2px 0 oklch(25% 0.02 45 / 0.05), 0 4px 14px -3px oklch(25% 0.02 45 / 0.1);
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
}

[data-theme="dark"] {
  color-scheme: dark;
  --surface-bg: oklch(14% 0.012 250);
  --surface-bg-elev: oklch(19% 0.014 250);
  --surface-bg-sunken: oklch(11% 0.01 250);
  --surface-fg: oklch(96% 0.008 85);
  --surface-fg-muted: oklch(74% 0.014 80);
  --surface-border: oklch(28% 0.016 250);
  --surface-border-strong: oklch(36% 0.018 250);
  --surface-accent: oklch(72% 0.09 195);
  --surface-accent-hover: oklch(78% 0.08 195);
  --surface-accent-fg: oklch(16% 0.02 250);
  --surface-ring: oklch(78% 0.08 195);
  --shadow-soft: 0 1px 2px 0 oklch(0% 0 0 / 0.35), 0 4px 16px -4px oklch(0% 0 0 / 0.45);
}

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

html { text-rendering: optimizeLegibility; }

body {
  margin: 0;
  min-height: 100svh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.5;
  background: var(--surface-bg);
  color: var(--surface-fg);
}

:focus-visible {
  outline: 2px solid var(--surface-ring);
  outline-offset: 2px;
}

.wrap {
  width: min(100% - 2rem, 72rem);
  margin-inline: auto;
}

.appbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: color-mix(in oklch, var(--surface-bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--surface-border);
}

.appbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

.wordmark {
  color: var(--surface-fg);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
  text-decoration: none;
}

.appbar-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.segment {
  display: inline-flex;
  padding: 0.15rem;
  border: 1px solid var(--surface-border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-bg-elev);
}

.segment button {
  height: 2rem;
  padding: 0 0.7rem;
  border: 0;
  border-radius: 0.35rem;
  background: transparent;
  color: var(--surface-fg-muted);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
}

.segment button[aria-pressed="true"] {
  background: var(--surface-bg-sunken);
  color: var(--surface-fg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.5rem;
  padding: 0 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--surface-accent);
  color: var(--surface-accent-fg);
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover { background: var(--surface-accent-hover); }

.btn-secondary {
  background: var(--surface-bg-elev);
  color: var(--surface-fg);
  border-color: var(--surface-border-strong);
}

.btn-secondary:hover { background: var(--surface-bg-sunken); }

.btn-lg { height: 3rem; padding: 0 1.25rem; font-size: 1rem; }

.hero { padding: 1.5rem 0 0.5rem; }

.panel {
  background: var(--surface-bg-elev);
  color: var(--surface-fg);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.hero-panel { padding: 2.25rem 2rem 2rem; }

.kicker {
  margin: 0 0 0.75rem;
  color: var(--surface-accent);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-panel h1 {
  margin: 0;
  max-width: 16ch;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

.lead {
  margin: 1rem 0 1.5rem;
  max-width: 36rem;
  color: var(--surface-fg-muted);
  font-size: 1.05rem;
}

.section { padding: 1.75rem 0 2.5rem; }

.section h2 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

.card {
  display: flex;
  gap: 0.9rem;
  align-items: flex-start;
  padding: 1.1rem 1.15rem;
}

.glyph {
  flex: none;
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-md);
  background: color-mix(in oklch, var(--surface-accent) 14%, var(--surface-bg-elev));
  color: var(--surface-accent);
}

.glyph svg {
  width: 1.15rem;
  height: 1.15rem;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  margin: 0 0 0.25rem;
  font-size: 0.95rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  color: var(--surface-fg-muted);
  font-size: 0.925rem;
}

.footer { padding: 0 0 2.5rem; }

.footer-panel {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 0.9rem 1.15rem;
  font-size: 0.875rem;
}

.footer-panel p { margin: 0; font-weight: 600; }

.footer-panel a {
  color: var(--surface-accent);
  text-decoration: none;
}

.footer-panel a:hover { text-decoration: underline; text-underline-offset: 0.18em; }

@media (min-width: 800px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .hero-panel { padding: 3rem 2.75rem; }
}

@media (max-width: 720px) {
  .appbar-actions { gap: 0.35rem; }
  .btn-secondary { padding: 0 0.7rem; }
}