:root {
  --bg: #07070a; --glass: rgba(255,255,255,.06); --glass-border: rgba(255,255,255,.12);
  --glass-strong: rgba(255,255,255,.1); --text: #f4f4f7; --muted: #9a9aa8;
  --accent: #0a84ff; --accent-soft: rgba(10,132,255,.25); --mint: #6bcb77;
  --radius: 20px; --shadow: 0 8px 32px rgba(0,0,0,.35);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.55;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
.bg-orbs { position: fixed; inset: 0; z-index: 0; pointer-events: none; overflow: hidden; }
.bg-orbs span { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .45; }
.bg-orbs .o1 { width: 520px; height: 520px; background: #1a3a6e; top: -12%; left: -8%; }
.bg-orbs .o2 { width: 420px; height: 420px; background: #4a1a4e; top: 20%; right: -10%; }
.bg-orbs .o3 { width: 380px; height: 380px; background: #1a4a3a; bottom: 5%; left: 30%; }
.wrap { position: relative; z-index: 1; width: min(1120px, 100%); margin: 0 auto; padding: 0 20px; }
.glass {
  background: var(--glass); border: 1px solid var(--glass-border); border-radius: var(--radius);
  backdrop-filter: blur(24px) saturate(160%); -webkit-backdrop-filter: blur(24px) saturate(160%);
  box-shadow: var(--shadow);
}
nav {
  position: sticky; top: 0; z-index: 50; padding: 14px 0;
  background: rgba(7,7,10,.65); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
nav .inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.logo {
  display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px;
  letter-spacing: -.03em; text-decoration: none; color: var(--text);
}
.logo-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, #fff3a8, #ff7e9d 50%, #a36bff);
  box-shadow: 0 2px 10px rgba(163,107,255,.35);
}
.nav-links { display: flex; align-items: center; gap: 4px; flex-wrap: wrap; }
.nav-links a {
  color: var(--muted); text-decoration: none; font-size: 13px; font-weight: 500;
  padding: 8px 10px; border-radius: 999px; transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--text); background: rgba(255,255,255,.06); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font: inherit; font-weight: 600; font-size: 14px; padding: 10px 18px;
  border-radius: 999px; border: 0; cursor: pointer; text-decoration: none;
  transition: transform .12s, background .15s, box-shadow .15s;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 4px 20px var(--accent-soft); }
.btn-primary:hover { background: #0071e3; }
.btn-ghost {
  background: rgba(255,255,255,.08); color: var(--text); border: 1px solid var(--glass-border);
}
.btn-ghost:hover { background: rgba(255,255,255,.12); }
header.hero { padding: 64px 0 40px; text-align: center; }
.badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 6px 12px; border-radius: 999px;
  font-size: 12px; font-weight: 600; color: var(--muted);
  background: var(--glass); border: 1px solid var(--glass-border); margin-bottom: 18px;
}
.badge i {
  width: 6px; height: 6px; border-radius: 50%; background: var(--mint);
  box-shadow: 0 0 8px var(--mint);
}
h1 {
  font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 800; letter-spacing: -.045em;
  line-height: 1.08; max-width: 18ch; margin: 0 auto 16px;
}
h1 span {
  background: linear-gradient(120deg, #fff 20%, #9fc5ff 50%, #e5dbff 80%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead {
  font-size: clamp(1rem, 2vw, 1.15rem); color: var(--muted);
  max-width: 40rem; margin: 0 auto 24px;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 28px; }
.price-pills { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 36px; }
.pill {
  font-size: 13px; font-weight: 600; padding: 8px 14px; border-radius: 999px;
  background: rgba(255,255,255,.06); border: 1px solid var(--glass-border); color: var(--text);
}
.pill em { color: var(--mint); font-style: normal; }
section { padding: 52px 0; }
section h2 {
  font-size: clamp(1.5rem, 3.2vw, 2rem); font-weight: 750;
  letter-spacing: -.03em; margin-bottom: 10px;
}
.section-lead { color: var(--muted); max-width: 40rem; margin-bottom: 24px; font-size: 1.02rem; }
.center { text-align: center; }
.center .section-lead { margin-left: auto; margin-right: auto; }
.grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 14px;
}
.card {
  padding: 20px 18px; transition: transform .18s, border-color .18s; text-align: left;
}
.card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,.2); }
.card-icon {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  margin-bottom: 12px; background: var(--glass-strong); border: 1px solid var(--glass-border);
  font-size: 17px;
}
.card h3 { font-size: 1.02rem; font-weight: 650; letter-spacing: -.02em; margin-bottom: 6px; }
.card p { color: var(--muted); font-size: .92rem; }
.pro-box {
  padding: 32px 28px; text-align: left;
  background: linear-gradient(145deg, rgba(10,132,255,.14), rgba(199,125,255,.1));
  border: 1px solid rgba(255,255,255,.14);
}
.pro-box h2 { text-align: center; margin-bottom: 8px; }
.pro-box > .section-lead { text-align: center; }
.pro-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; margin-top: 20px;
}
.pro-grid h3 { font-size: 1rem; margin-bottom: 8px; }
.pro-grid ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
.pro-grid li {
  display: flex; gap: 10px; align-items: flex-start; font-size: .94rem; color: var(--text);
}
.pro-grid li::before {
  content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent);
  margin-top: 8px; flex: none; box-shadow: 0 0 8px var(--accent-soft);
}
.steps {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px;
  counter-reset: step;
}
.step { padding: 20px 16px; position: relative; text-align: left; }
.step::before {
  counter-increment: step; content: counter(step);
  display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 12px; font-weight: 700; margin-bottom: 10px;
}
.step h3 { font-size: .98rem; font-weight: 650; margin-bottom: 6px; }
.step p { color: var(--muted); font-size: .9rem; }
.policies {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px;
}
.policies .card h3 { font-size: .98rem; }
.policies .card p, .policies .card li { font-size: .88rem; color: var(--muted); }
.policies .card ul { margin-top: 8px; padding-left: 1.1em; color: var(--muted); font-size: .88rem; }
.policies .card li { margin-bottom: 4px; }
.faq { display: flex; flex-direction: column; gap: 10px; max-width: 760px; margin: 0 auto; }
details.glass { padding: 0; overflow: hidden; text-align: left; }
details summary {
  list-style: none; cursor: pointer; padding: 14px 16px; font-weight: 600; font-size: .95rem;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
}
details summary::-webkit-details-marker { display: none; }
details summary::after { content: "+"; font-weight: 400; font-size: 1.15rem; color: var(--muted); }
details[open] summary::after { content: "−"; }
details .ans { padding: 0 16px 14px; color: var(--muted); font-size: .92rem; }
.long-copy {
  max-width: 720px; margin: 0 auto; text-align: left; color: var(--muted); font-size: .95rem;
}
.long-copy p { margin-bottom: 12px; }
.long-copy strong { color: var(--text); }
footer {
  padding: 36px 0 28px; border-top: 1px solid rgba(255,255,255,.06); text-align: center;
}
footer p { color: var(--muted); font-size: 13px; margin-top: 8px; }
footer a { color: var(--muted); }

.preview-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 18px;
  margin-top: 8px;
}
.preview-card {
  padding: 16px;
  text-align: left;
}
.preview-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
  letter-spacing: -.02em;
}
.preview-card .desc {
  color: var(--muted);
  font-size: .9rem;
  margin-bottom: 14px;
}
.mock-note {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,.35);
  color: #1d1d1f;
  font-size: 13px;
  line-height: 1.45;
}
.mock-note .mbar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 10px 4px;
}
.mock-note .mname {
  font-weight: 650; font-size: 13px;
  padding: 3px 8px; border-radius: 6px;
  background: rgba(0,0,0,.08);
}
.mock-note .mtabs {
  display: flex; gap: 2px; margin: 2px 10px 8px; padding: 2px;
  border-radius: 8px; background: rgba(0,0,0,.09);
}
.mock-note .mtabs span {
  flex: 1; text-align: center; font-size: 11px; font-weight: 600;
  padding: 4px 0; border-radius: 6px; opacity: .65;
}
.mock-note .mtabs span.on {
  background: rgba(255,255,255,.9); opacity: 1;
  box-shadow: 0 1px 3px rgba(0,0,0,.12);
}
.mock-note .mbody { padding: 4px 14px 14px; min-height: 120px; }
.mock-note .mfoot {
  padding: 4px 14px 10px; font-size: 10px; opacity: .45;
  display: flex; justify-content: space-between;
}
.mock-sunny { background: #fff3a8; }
.mock-sky { background: #cfe6ff; }
.mock-lilac { background: #e5dbff; }
.draw-preview {
  background: #1a1b22;
  border-radius: 10px;
  padding: 12px;
  min-height: 120px;
}
.nodes-preview {
  background: #f7f7fa;
  border-radius: 10px;
  padding: 16px 12px;
  min-height: 120px;
  position: relative;
}
details.policy-item { text-align: left; }

@media (max-width: 800px) {
  header.hero { padding: 40px 0 28px; }
  section { padding: 36px 0; }
  .nav-links a.hide-sm { display: none; }
}