:root {
  --bg-0: #f6f9ff;
  --bg-1: #ffffff;
  --bg-2: #eef5ff;
  --bg-3: #f7fbff;
  --text-0: #0f172a;
  --text-1: #334155;
  --text-2: #64748b;
  --border: rgba(15, 23, 42, 0.12);

  --primary-0: #0b5bd3;
  --primary-1: #2f7df2;
  --primary-2: #e7f0ff;

  --glow-0: rgba(47, 125, 242, 0.18);
  --glow-1: rgba(11, 91, 211, 0.12);

  --success-0: #16a34a;
  --warning-0: #f59e0b;
  --danger-0: #ef4444;

  --radius-sm: 12px;
  --radius-md: 18px;
  --radius-lg: 26px;
  --radius-pill: 999px;

  --shadow-sm: 0 6px 14px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 12px 30px rgba(15, 23, 42, 0.12);
  --shadow-lg: 0 22px 60px rgba(15, 23, 42, 0.14);

  --container: 1120px;
  --gutter: 24px;

  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 24px;
  --space-5: 36px;
  --space-6: 56px;
  --space-7: 84px;

  --font-sans: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    Roboto, Oxygen, Ubuntu, Cantarell, "Helvetica Neue", Arial, "Noto Sans",
    "Apple Color Emoji", "Segoe UI Emoji";
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-0: #050a14;
    --bg-1: #0b1220;
    --bg-2: #07101f;
    --bg-3: #061022;

    --text-0: #e6edf7;
    --text-1: rgba(230, 237, 247, 0.88);
    --text-2: rgba(230, 237, 247, 0.66);
    --border: rgba(230, 237, 247, 0.14);

    --primary-2: rgba(47, 125, 242, 0.16);

    --shadow-sm: 0 10px 26px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 16px 40px rgba(0, 0, 0, 0.38);
    --shadow-lg: 0 28px 70px rgba(0, 0, 0, 0.45);

    --glow-0: rgba(47, 125, 242, 0.18);
    --glow-1: rgba(47, 125, 242, 0.10);
  }
}

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

html {
  scroll-behavior: smooth;
  color-scheme: light dark;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  line-height: 1.55;
  color: var(--text-1);
  background: radial-gradient(1200px 600px at 20% 0%, var(--glow-0), transparent 60%),
    radial-gradient(900px 500px at 90% 10%, var(--glow-1), transparent 55%),
    linear-gradient(180deg, var(--bg-0), var(--bg-2) 55%, var(--bg-3) 100%);
  min-height: 100vh;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
  width: auto;
  height: auto;
  padding: var(--space-2) var(--space-3);
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  z-index: 9999;
}

.focus-ring:focus-visible,
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 3px solid rgba(47, 125, 242, 0.35);
  outline-offset: 3px;
  border-radius: 10px;
}

.site-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(12px);
  background: color-mix(in srgb, var(--bg-1) 82%, transparent);
  border-bottom: 1px solid rgba(15, 23, 42, 0.08);
}

.site-nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 14px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand__name {
  font-weight: 800;
  letter-spacing: -0.02em;
  font-size: 20px;
  background: linear-gradient(135deg, var(--primary-0), var(--primary-1));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-1);
  font-weight: 650;
  font-size: 14px;
  opacity: 0.88;
}

.nav-links a:hover {
  opacity: 1;
  color: var(--text-0);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-1) 90%, transparent);
  border-radius: var(--radius-pill);
  padding: 10px 12px;
  font-weight: 700;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 750;
  letter-spacing: -0.01em;
  border-radius: var(--radius-pill);
  padding: 12px 18px;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn--primary {
  background: linear-gradient(135deg, var(--primary-0), var(--primary-1));
  color: #fff;
  box-shadow: 0 10px 22px rgba(11, 91, 211, 0.22);
}

.btn--primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 14px 30px rgba(11, 91, 211, 0.28);
}

.btn--ghost {
  border-color: color-mix(in srgb, var(--border) 85%, transparent);
  color: var(--text-0);
  background: color-mix(in srgb, var(--bg-1) 74%, transparent);
}

.btn--ghost:hover {
  border-color: color-mix(in srgb, var(--border) 100%, transparent);
  background: color-mix(in srgb, var(--bg-1) 92%, transparent);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: var(--radius-pill);
  font-weight: 700;
  font-size: 12px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-1) 74%, transparent);
  color: var(--text-1);
}

.section {
  padding: var(--space-7) 0;
}

.section--surface {
  background: color-mix(in srgb, var(--bg-1) 82%, transparent);
  border-top: 1px solid rgba(15, 23, 42, 0.06);
  border-bottom: 1px solid rgba(15, 23, 42, 0.06);
}

.section__title {
  margin: 0 0 var(--space-4) 0;
  font-size: 34px;
  letter-spacing: -0.03em;
  color: var(--text-0);
  text-align: center;
}

.section__lede {
  margin: 0 auto var(--space-5) auto;
  max-width: 760px;
  text-align: center;
  color: var(--text-2);
  font-size: 16px;
}

.grid {
  display: grid;
  gap: var(--space-4);
}

.grid--3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  background: color-mix(in srgb, var(--bg-1) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.card__body {
  padding: var(--space-4);
}

.card__title {
  margin: 0 0 8px 0;
  color: var(--text-0);
  font-size: 18px;
  letter-spacing: -0.02em;
}

.card__text {
  margin: 0;
  color: var(--text-2);
  font-size: 14.5px;
}

.footer {
  padding: var(--space-6) 0;
  background: rgba(15, 23, 42, 0.92);
  color: rgba(255, 255, 255, 0.88);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-5);
}

.footer__title {
  margin: 0 0 10px 0;
  font-size: 14px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.78);
}

.footer__text {
  margin: 0 0 10px 0;
  color: rgba(255, 255, 255, 0.72);
}

.footer__bottom {
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.cta-band {
  padding: var(--space-6) 0;
  background: linear-gradient(135deg, var(--primary-0), var(--primary-1));
  color: #fff;
}

.cta-band__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.cta-band__title {
  margin: 0 0 6px 0;
  font-size: 28px;
  letter-spacing: -0.03em;
}

.cta-band__text {
  margin: 0;
  opacity: 0.92;
}

.btn--inverse {
  background: #fff;
  color: var(--primary-0);
  border-color: rgba(255, 255, 255, 0.65);
}

.btn--inverse:hover {
  background: rgba(255, 255, 255, 0.92);
}

@media (max-width: 920px) {
  .grid--3 {
    grid-template-columns: 1fr;
  }

  .grid--2 {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 820px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: var(--gutter);
    right: var(--gutter);
    padding: 14px;
    background: color-mix(in srgb, var(--bg-1) 96%, transparent);
    border: 1px solid color-mix(in srgb, var(--border) 90%, transparent);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav[data-open="true"] .nav-links {
    display: flex;
  }

  .cta-band__inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

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

  * {
    animation: none !important;
    transition: none !important;
  }
}