:root {
  --bg: #0f1114;
  --panel: #171a1f;
  --panel-strong: #1f242c;
  --text: #f4f7fb;
  --muted: #b8c0cc;
  --line: rgba(255, 255, 255, 0.08);
  --brand: #62e5b2;
  --brand-strong: #2acb90;
  --brand-soft: rgba(98, 229, 178, 0.12);
  --accent: #89a8ff;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font: 16px/1.7 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(98, 229, 178, 0.16), transparent 28%),
    radial-gradient(circle at top right, rgba(137, 168, 255, 0.12), transparent 26%),
    linear-gradient(180deg, #0f1114 0%, #12161b 100%);
}

a {
  color: inherit;
}

img {
  max-width: 100%;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(14px);
  background: rgba(15, 17, 20, 0.82);
  border-bottom: 1px solid var(--line);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 72px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: block;
  object-fit: cover;
  box-shadow: 0 10px 24px rgba(42, 203, 144, 0.18);
}

.nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 16px;
}

.nav a {
  color: var(--muted);
  text-decoration: none;
}

.nav a:hover,
.nav a:focus-visible {
  color: var(--text);
}

.hero {
  padding: 72px 0 36px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border: 1px solid rgba(98, 229, 178, 0.24);
  border-radius: 999px;
  background: var(--brand-soft);
  color: var(--brand);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 28px;
  align-items: center;
  margin-top: 24px;
}

.hero-copy h1 {
  margin: 16px 0;
  font-size: clamp(38px, 7vw, 66px);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.hero-copy p {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 18px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #07100d;
  background: linear-gradient(135deg, var(--brand) 0%, #8ff0c6 100%);
  box-shadow: 0 16px 40px rgba(42, 203, 144, 0.22);
}

.button-secondary {
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

.hero-card,
.panel {
  border: 1px solid var(--line);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.02)),
    var(--panel);
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 26px;
}

.hero-card h2,
.section h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.12;
}

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

.list-clean {
  margin: 18px 0 0;
  padding: 0;
  list-style: none;
}

.list-clean li {
  position: relative;
  padding-left: 28px;
  margin: 10px 0;
}

.list-clean li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 6px rgba(98, 229, 178, 0.14);
}

.section {
  padding: 26px 0 14px;
}

.section-head {
  margin-bottom: 22px;
  max-width: 860px;
}

.section-head h2 {
  margin-bottom: 14px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  padding: 22px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 22px;
}

.card p {
  margin: 0;
}

.two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.stat {
  padding: 20px;
  text-align: left;
}

.stat strong {
  display: block;
  margin-bottom: 8px;
  font-size: 30px;
  line-height: 1;
}

.faq {
  padding: 22px;
}

.faq details {
  border-top: 1px solid var(--line);
  padding: 16px 0;
}

.faq details:first-child {
  border-top: 0;
  padding-top: 0;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq summary::-webkit-details-marker {
  display: none;
}

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

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
}

.site-footer {
  padding: 36px 0 60px;
  color: var(--muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 18px;
  padding: 24px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
}

.footer-links a {
  text-decoration: none;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--text);
}

@media (max-width: 960px) {
  .hero-grid,
  .cards,
  .two-col,
  .stats,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .site-header-inner {
    padding: 14px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 15px;
  }

  .container {
    width: min(100% - 28px, var(--max));
  }

  .hero {
    padding-top: 48px;
  }

  .hero-copy p {
    font-size: 17px;
  }
}