:root {
  color-scheme: dark;
  --bg: #050d0c;
  --surface: #0d1b18;
  --surface-soft: #132521;
  --text: #f4fbf8;
  --muted: #b1c7c1;
  --accent: #68d8c7;
  --accent-soft: #a7f3e5;
  --gold: #e5c568;
  --line: rgba(158, 224, 207, .17);
  --line-strong: rgba(104, 216, 199, .38);
  --shadow: 0 28px 90px rgba(0, 0, 0, .34);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% -5%, rgba(56, 204, 171, .19), transparent 34rem),
    radial-gradient(circle at -10% 35%, rgba(31, 105, 91, .15), transparent 31rem),
    linear-gradient(180deg, #071310 0%, var(--bg) 55%, #020706 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { text-wrap: pretty; }
:focus-visible { outline: 3px solid var(--accent-soft); outline-offset: 4px; }
.shell { width: min(1160px, calc(100% - 40px)); margin: 0 auto; }
.skip-link { position: fixed; z-index: 30; top: 10px; left: 10px; padding: 10px 14px; border-radius: 10px; background: var(--text); color: var(--bg); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.site-header-wrap { position: sticky; z-index: 20; top: 0; border-bottom: 1px solid var(--line); background: rgba(5, 13, 12, .8); backdrop-filter: blur(18px); }
.site-header { display: flex; min-height: 76px; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 880; letter-spacing: -.02em; text-decoration: none; }
.brand img { width: 43px; height: 43px; border-radius: 13px; box-shadow: 0 10px 28px rgba(0, 0, 0, .3); }
.nav { display: flex; align-items: center; justify-content: flex-end; gap: 7px 21px; }
.nav a { color: var(--muted); font-size: .91rem; font-weight: 720; text-decoration: none; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--accent-soft); }

.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 20px; border: 1px solid var(--accent); border-radius: 13px; background: var(--accent); color: #03231e; font-weight: 880; line-height: 1.15; text-align: center; text-decoration: none; }
.button:hover { background: var(--accent-soft); box-shadow: 0 12px 30px rgba(48, 183, 153, .16); transform: translateY(-1px); }
.button.secondary { border-color: var(--line-strong); background: rgba(104, 216, 199, .05); color: var(--accent-soft); }
.nav .button { min-height: 42px; padding: 0 16px; color: #03231e; }

.breadcrumbs { display: flex; flex-wrap: wrap; gap: 7px; padding-top: 38px; color: var(--muted); font-size: .84rem; }
.breadcrumbs a { text-underline-offset: 4px; }
.breadcrumbs span::before { margin-right: 7px; color: #68827b; content: "/"; }
.hero { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(330px, .92fr); gap: clamp(40px, 7vw, 88px); align-items: center; padding: 72px 0 94px; }
.eyebrow { margin: 0 0 18px; color: var(--accent-soft); font-size: .78rem; font-weight: 880; letter-spacing: .13em; text-transform: uppercase; }
h1 { max-width: 850px; margin: 0; font-size: clamp(3.25rem, 7vw, 6.5rem); line-height: .94; letter-spacing: -.062em; }
.accent { color: var(--accent-soft); }
.lead { max-width: 720px; margin: 27px 0 0; color: #d0dfdb; font-size: clamp(1.08rem, 2vw, 1.3rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 31px; }
.hero-panel { position: relative; overflow: hidden; padding: 34px; border: 1px solid var(--line-strong); border-radius: 30px; background: linear-gradient(145deg, rgba(19, 42, 36, .94), rgba(7, 21, 18, .94)); box-shadow: var(--shadow); }
.hero-panel::after { position: absolute; right: -95px; bottom: -110px; width: 240px; height: 240px; border: 1px solid rgba(104, 216, 199, .19); border-radius: 50%; content: ""; }
.hero-panel strong { display: block; color: var(--accent-soft); font-size: 1.18rem; }
.hero-panel p { margin: 9px 0 0; color: var(--muted); }
.signal-list { display: grid; gap: 12px; margin: 28px 0 0; padding: 0; list-style: none; }
.signal-list li { display: flex; gap: 11px; color: #d8e6e2; }
.signal-list li::before { color: var(--accent); content: "✓"; font-weight: 900; }

.section { padding: 88px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(300px, .95fr); gap: 36px 64px; align-items: end; margin-bottom: 38px; }
h2 { max-width: 17ch; margin: 0; font-size: clamp(2.25rem, 5vw, 4.2rem); line-height: 1; letter-spacing: -.052em; }
.section-heading p { max-width: 690px; margin: 0; color: var(--muted); font-size: 1.06rem; }
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 15px; }
.card { min-height: 245px; padding: 27px; border: 1px solid var(--line); border-radius: 23px; background: linear-gradient(145deg, rgba(20, 38, 34, .92), rgba(10, 24, 21, .93)); }
.card-kicker { color: var(--gold); font-size: .72rem; font-weight: 880; letter-spacing: .11em; text-transform: uppercase; }
.card h3 { margin: 36px 0 10px; font-size: 1.35rem; line-height: 1.18; letter-spacing: -.025em; }
.card p { margin: 0; color: var(--muted); }
.card a { display: inline-flex; margin-top: 20px; color: var(--accent-soft); font-weight: 780; text-underline-offset: 4px; }
.card.featured { border-color: rgba(229, 197, 104, .34); background: radial-gradient(circle at 100% 0, rgba(229, 197, 104, .13), transparent 16rem), var(--surface); }

.steps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; counter-reset: step; }
.step { padding: 27px; border-left: 3px solid var(--accent); border-radius: 0 18px 18px 0; background: rgba(12, 30, 26, .7); counter-increment: step; }
.step::before { display: block; margin-bottom: 17px; color: var(--accent-soft); content: "0" counter(step); font-size: .8rem; font-weight: 900; letter-spacing: .12em; }
.step h3 { margin: 0 0 8px; font-size: 1.18rem; }
.step p { margin: 0; color: var(--muted); }

.boundary { display: grid; grid-template-columns: .85fr 1.15fr; gap: 38px 58px; align-items: center; padding: clamp(30px, 6vw, 58px); border: 1px solid var(--line-strong); border-radius: 28px; background: linear-gradient(135deg, rgba(104, 216, 199, .12), rgba(13, 27, 24, .95) 55%, rgba(229, 197, 104, .07)); }
.boundary h2 { font-size: clamp(2.1rem, 4vw, 3.7rem); }
.boundary p { margin: 0; color: #d3e1dd; }
.boundary p + p { margin-top: 13px; }
.zero { color: var(--accent-soft); font-size: clamp(4rem, 10vw, 7.5rem); font-weight: 950; line-height: .8; letter-spacing: -.07em; }
.zero small { display: block; margin-top: 18px; color: var(--muted); font-size: 1rem; font-weight: 700; line-height: 1.4; letter-spacing: 0; }

.faq { display: grid; gap: 12px; }
.faq details { padding: 20px 22px; border: 1px solid var(--line); border-radius: 16px; background: rgba(13, 29, 25, .76); }
.faq summary { color: var(--text); cursor: pointer; font-weight: 820; }
.faq p { margin: 13px 0 0; color: var(--muted); }
.final-cta { padding: 82px 24px; border-top: 1px solid var(--line); text-align: center; }
.final-cta h2 { max-width: 800px; margin: 0 auto; }
.final-cta p { max-width: 670px; margin: 20px auto 0; color: var(--muted); }
.final-cta .actions { justify-content: center; }

footer { display: grid; grid-template-columns: auto 1fr; gap: 30px; align-items: start; padding: 38px 0 52px; border-top: 1px solid var(--line); color: var(--muted); }
.footer-brand { display: flex; align-items: center; gap: 11px; color: var(--text); font-weight: 830; }
.footer-brand img { width: 34px; height: 34px; border-radius: 10px; }
.footer-content { display: grid; justify-items: end; gap: 12px; text-align: right; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 8px 18px; }
.footer-links a { color: #d0dfdb; text-underline-offset: 4px; }
.updated { font-size: .82rem; }

@media (max-width: 900px) {
  .hero, .section-heading, .boundary { grid-template-columns: 1fr; }
  .hero { padding-top: 54px; }
  .hero-panel { max-width: 680px; }
  .grid, .steps { grid-template-columns: 1fr 1fr; }
  .nav .optional { display: none; }
}
@media (max-width: 620px) {
  .shell { width: min(100% - 28px, 1160px); }
  .site-header { min-height: 68px; }
  .brand img { width: 38px; height: 38px; }
  .nav a:not(.button) { display: none; }
  h1 { font-size: clamp(3.05rem, 15vw, 5rem); }
  .hero { gap: 38px; padding-bottom: 70px; }
  .hero-panel { padding: 26px; }
  .section { padding: 68px 0; }
  .grid, .steps { grid-template-columns: 1fr; }
  .card { min-height: auto; }
  footer { grid-template-columns: 1fr; }
  .footer-content { justify-items: start; text-align: left; }
  .footer-links { justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}