:root {
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --line: #d2d2d7;
  --navy: #0f1b2d;
  --green: #16a85b;
  --green-ink: #0e8a49;
  --btn-bg: #0f1b2d;
  --btn-ink: #ffffff;
  --card: #ffffff;
  --dark-bg: #0a1220;
  --dark-ink: #f5f5f7;
  --dark-ink-2: #a1a1a6;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-alt: #101014;
    --ink: #f5f5f7;
    --ink-2: #a1a1a6;
    --line: #2c2c30;
    --green: #2fd27f;
    --green-ink: #2fd27f;
    --btn-bg: #f5f5f7;
    --btn-ink: #0f1b2d;
    --card: #16161a;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; }
img { max-width: 100%; display: block; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 22px; }
.narrow { max-width: 760px; }

/* Header */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 60%, transparent);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 56px; }
.nav .logo img { height: 24px; width: auto; }
.nav-links { display: flex; align-items: center; gap: 22px; font-size: 14px; }
.nav-links a { text-decoration: none; color: var(--ink-2); }
.nav-links a:hover { color: var(--ink); }
.nav-links .btn { color: var(--btn-ink); }
.logo-dark { display: none; }
@media (prefers-color-scheme: dark) { .logo-light { display: none; } .logo-dark { display: block; } }

/* Buttons */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600;
  background: var(--btn-bg); color: var(--btn-ink);
  border-radius: 980px; padding: 12px 24px; font-size: 17px;
  transition: opacity .15s;
}
.btn:hover { opacity: .85; }
.btn-sm { padding: 7px 16px; font-size: 14px; }
.link-arrow { color: var(--green-ink); text-decoration: none; font-size: 19px; }
.link-arrow:hover { text-decoration: underline; }
.cta-row { display: flex; gap: 28px; align-items: center; justify-content: center; flex-wrap: wrap; margin-top: 32px; }
.cta-note { margin-top: 14px; font-size: 14px; color: var(--ink-2); }
.cta-note a { color: var(--ink-2); }

/* Type */
.eyebrow { font-size: 19px; font-weight: 600; color: var(--green-ink); margin: 0 0 10px; }
h1, h2, h3 { margin: 0; letter-spacing: -0.015em; }
.hero h1 { font-size: clamp(44px, 8vw, 88px); line-height: 1.04; font-weight: 700; letter-spacing: -0.03em; }
.hero .sub { font-size: clamp(21px, 2.6vw, 28px); line-height: 1.3; color: var(--ink-2); margin: 22px auto 0; max-width: 820px; font-weight: 500; }
h2 { font-size: clamp(34px, 5.4vw, 56px); line-height: 1.07; font-weight: 700; letter-spacing: -0.025em; }
.lede { font-size: clamp(19px, 2.1vw, 22px); line-height: 1.45; color: var(--ink-2); margin: 20px auto 0; max-width: 700px; }

/* Sections */
section { padding: 110px 0; text-align: center; }
.hero { padding: 120px 0 110px; }
.alt { background: var(--bg-alt); }
.dark { background: var(--dark-bg); color: var(--dark-ink); }
.dark .lede, .dark .grid p { color: var(--dark-ink-2); }
.dark .eyebrow { color: #2fd27f; }
.dark .grid > div { background: #121c2e; }

.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px; text-align: left; }
.grid.two { grid-template-columns: repeat(2, 1fr); }
.grid > div { background: var(--card); border-radius: 22px; padding: 30px 28px; }
.alt .grid > div { background: var(--card); }
section:not(.alt):not(.dark) .grid > div { background: var(--bg-alt); }
.grid h3 { font-size: 21px; line-height: 1.25; margin-bottom: 8px; font-weight: 600; }
.grid p { margin: 0; color: var(--ink-2); font-size: 16px; }

.big-number { font-size: clamp(64px, 11vw, 120px); font-weight: 700; letter-spacing: -0.04em; line-height: 1; margin-top: 30px; }
.big-number small { font-size: .28em; font-weight: 600; letter-spacing: -0.01em; color: var(--ink-2); }

/* Pricing */
.price-card { background: var(--card); border-radius: 28px; padding: 54px 40px 46px; max-width: 640px; margin: 50px auto 0; }
.price { font-size: clamp(60px, 10vw, 96px); font-weight: 700; letter-spacing: -0.04em; line-height: 1; }
.price span { font-size: 22px; font-weight: 600; color: var(--ink-2); letter-spacing: 0; }
.price-for { font-size: 19px; margin-top: 12px; font-weight: 600; }
.price-list { list-style: none; padding: 0; margin: 30px 0 0; text-align: left; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 26px; font-size: 16px; }
.price-list li { padding-left: 26px; position: relative; }
.price-list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 12px; height: 7px; border-left: 2.5px solid var(--green); border-bottom: 2.5px solid var(--green); transform: rotate(-45deg); }
.price-small { font-size: 15px; color: var(--ink-2); margin-top: 26px; }

/* FAQ */
.faq { text-align: left; max-width: 760px; margin: 50px auto 0; }
.faq details { border-top: 1px solid var(--line); padding: 20px 0; }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { font-size: 19px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-weight: 400; color: var(--ink-2); font-size: 24px; line-height: 1; }
.faq details[open] summary::after { content: "\2212"; }
.faq p { color: var(--ink-2); margin: 12px 0 0; }

/* Footer */
footer { background: var(--bg-alt); color: var(--ink-2); font-size: 13px; padding: 40px 0 50px; }
footer .wrap { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
footer a { color: var(--ink-2); text-decoration: none; }
footer a:hover { text-decoration: underline; }
footer .links { display: flex; gap: 20px; flex-wrap: wrap; }
footer p { margin: 0 0 6px; }

/* Legal pages */
.legal { text-align: left; padding: 70px 0 90px; }
.legal h1 { font-size: clamp(36px, 6vw, 52px); font-weight: 700; letter-spacing: -0.025em; }
.legal .meta { color: var(--ink-2); margin: 10px 0 40px; font-size: 15px; }
.legal h2 { font-size: 24px; letter-spacing: -0.01em; margin: 40px 0 10px; }
.legal p, .legal li { color: var(--ink); font-size: 17px; }
.legal ul { padding-left: 22px; }

@media (max-width: 860px) {
  .grid, .grid.two { grid-template-columns: 1fr; }
  section { padding: 80px 0; }
  .hero { padding: 80px 0; }
  .nav-links a:not(.btn) { display: none; }
}
@media (max-width: 520px) {
  .price-list { grid-template-columns: 1fr; }
  .price-card { padding: 40px 24px 36px; }
  body { font-size: 16px; }
}