:root {
  --bg: #0b0d12;
  --bg-elevated: #12151d;
  --bg-card: #161a24;
  --border: #232838;
  --border-soft: #1a1e2a;
  --text: #e7e9f0;
  --text-dim: #9aa1b4;
  --text-faint: #6b7285;
  --accent: #5b8cff;
  --accent-soft: #5b8cff1a;
  --accent-strong: #7ea2ff;
  --success: #3ecf8e;
  --radius: 14px;
  --max-width: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fb;
    --bg-elevated: #ffffff;
    --bg-card: #ffffff;
    --border: #e4e7ef;
    --border-soft: #ecedf3;
    --text: #171a22;
    --text-dim: #565d70;
    --text-faint: #8a91a3;
    --accent: #3b6ae8;
    --accent-soft: #3b6ae814;
    --accent-strong: #2c53c2;
    --success: #1f9e6b;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); }

img, svg { max-width: 100%; display: block; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header / nav ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  color: var(--text);
}

.brand:hover { color: var(--text); }

.brand-mark {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), #9c6bff);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 900;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.nav-links a {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.95rem;
}

.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--text); }

.nav-cta {
  color: var(--text) !important;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 8px 16px;
  border-radius: 999px;
  font-size: 0.9rem !important;
}

.nav-cta:hover { border-color: var(--accent); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  width: 40px;
  height: 40px;
  color: var(--text);
  font-size: 1.1rem;
  cursor: pointer;
}

@media (max-width: 720px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-soft);
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 10px 24px 18px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; padding: 10px 0; }
  .nav-cta { margin-top: 6px; }
}

/* ---------- Hero ---------- */

.hero {
  padding: 84px 0 64px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: -220px;
  right: -160px;
  width: 560px;
  height: 560px;
  background: radial-gradient(closest-side, var(--accent-soft), transparent);
  pointer-events: none;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--accent-strong);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(2.1rem, 4.4vw, 3.4rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
  max-width: 16ch;
}

.lede {
  font-size: 1.15rem;
  color: var(--text-dim);
  max-width: 56ch;
  margin: 0 0 32px;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

.btn-primary {
  background: var(--accent);
  color: #fff !important;
}
.btn-primary:hover { background: var(--accent-strong); }

.btn-ghost {
  background: transparent;
  color: var(--text) !important;
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); }

/* ---------- Sections ---------- */

section { padding: 64px 0; }
.section-tight { padding: 40px 0; }

.section-head { max-width: 60ch; margin-bottom: 40px; }

h2 {
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  letter-spacing: -0.015em;
  margin: 0 0 12px;
}

.section-head p { color: var(--text-dim); font-size: 1.05rem; margin: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.card h3 {
  font-size: 1.05rem;
  margin: 0 0 8px;
  letter-spacing: -0.01em;
}

.card p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin: 0;
}

.card-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  font-size: 1.05rem;
}

/* ---------- Product strip ---------- */

.product-band {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
}

.product-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

@media (max-width: 780px) {
  .product-grid { grid-template-columns: 1fr; }
}

.tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 0; }

.tag {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-dim);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 5px 11px;
  border-radius: 999px;
}

.mock {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

.mock-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--border-soft);
  font-size: 0.88rem;
}
.mock-row:last-child { border-bottom: none; }
.mock-row .k { color: var(--text-dim); }
.mock-row .v { font-weight: 700; }
.mock-row .v.ok { color: var(--success); }

/* ---------- Steps ---------- */

.steps {
  counter-reset: step;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.step { position: relative; padding-left: 4px; }

.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  display: block;
  font-weight: 900;
  font-size: 0.85rem;
  color: var(--accent-strong);
  margin-bottom: 10px;
  letter-spacing: 0.04em;
}

.step h3 { margin: 0 0 8px; font-size: 1rem; }
.step p { margin: 0; color: var(--text-dim); font-size: 0.92rem; }

/* ---------- CTA band ---------- */

.cta-band {
  border: 1px solid var(--border);
  background: linear-gradient(135deg, var(--bg-card), var(--bg-elevated));
  border-radius: 20px;
  padding: 48px;
  text-align: center;
}

.cta-band h2 { margin-bottom: 10px; }
.cta-band p { color: var(--text-dim); margin: 0 0 26px; }

/* ---------- Footer ---------- */

.site-footer {
  border-top: 1px solid var(--border-soft);
  padding: 40px 0 48px;
  margin-top: 40px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  flex-wrap: wrap;
}

.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-links a { color: var(--text-dim); font-size: 0.9rem; font-weight: 600; }
.footer-links a:hover { color: var(--text); }

.footer-meta { color: var(--text-faint); font-size: 0.85rem; margin-top: 18px; }

/* ---------- Legal pages ---------- */

.legal-header { padding: 56px 0 28px; }
.legal-header .eyebrow { margin-bottom: 18px; }
.legal-header h1 { max-width: none; font-size: clamp(1.9rem, 3.6vw, 2.6rem); }
.updated { color: var(--text-faint); font-size: 0.9rem; margin-top: -6px; }

.legal {
  padding: 8px 0 60px;
  max-width: 74ch;
}

.legal h2 {
  font-size: 1.2rem;
  margin: 40px 0 12px;
  padding-top: 8px;
}
.legal h2:first-child { margin-top: 0; }

.legal p, .legal li { color: var(--text-dim); font-size: 0.98rem; }
.legal p { margin: 0 0 14px; }
.legal ul { margin: 0 0 14px; padding-left: 22px; }
.legal li { margin-bottom: 6px; }
.legal strong { color: var(--text); }

.legal-note {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px 20px;
  margin: 24px 0;
}
.legal-note p { margin: 0; font-size: 0.92rem; }

.contact-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px 24px;
  margin-top: 30px;
}
.contact-box p { margin: 0; }
.contact-box a { font-weight: 700; }