:root {
  --bg: #07090c;
  --panel: #10151b;
  --line: #232b33;
  --line-soft: rgba(255, 255, 255, 0.08);
  --text: #e8ecef;
  --muted: #9aa7b0;
  --accent: #6ee7b7;
  --accent-strong: #34d399;
  --accent-2: #67e8f9;
  --violet: #a78bfa;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}
/* Slow ambient aurora behind everything. Pure CSS, no scripts, no images. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(110, 231, 183, 0.12), transparent 60%),
    radial-gradient(800px 500px at 92% 0%, rgba(167, 139, 250, 0.11), transparent 60%),
    radial-gradient(1000px 600px at 50% 115%, rgba(14, 165, 233, 0.07), transparent 60%);
  animation: aurora 30s ease-in-out infinite alternate;
}
@keyframes aurora {
  from { transform: translateY(0) scale(1); }
  to { transform: translateY(-2%) scale(1.03); }
}
a {
  color: var(--accent);
  text-decoration: underline;
  text-decoration-color: rgba(110, 231, 183, 0.35);
  text-underline-offset: 3px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}
a:hover { color: #a7f3d0; text-decoration-color: var(--accent); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
::selection { background: rgba(110, 231, 183, 0.3); }
code, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
code {
  background: rgba(110, 231, 183, 0.09);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}
pre {
  background: #0d1217;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem 1.25rem;
  overflow-x: auto;
  font-size: 0.9rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}
pre code { background: transparent; padding: 0; }

/* Sticky floating glass header. */
.top {
  position: sticky;
  top: 0.75rem;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  width: calc(100% - 2rem);
  max-width: 1080px;
  margin: 0.75rem auto 0;
  padding: 0.8rem 1.25rem;
  background: rgba(13, 18, 23, 0.78);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  backdrop-filter: blur(16px) saturate(1.3);
  border: 1px solid rgba(110, 231, 183, 0.18);
  border-radius: 14px;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45);
}
.brand {
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
  display: flex;
  align-items: center;
  gap: 0.55rem;
  flex-shrink: 0;
}
.mark {
  display: inline-block;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #d1fae5, #34d399 55%, #0ea5e9 100%);
  box-shadow: 0 0 14px rgba(110, 231, 183, 0.55);
}
.top nav { display: flex; gap: 0.35rem; flex-wrap: wrap; justify-content: flex-end; }
.top nav a {
  color: var(--muted);
  text-decoration: none;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  transition: color 0.15s ease, background 0.15s ease;
}
.top nav a:hover { color: var(--text); background: rgba(110, 231, 183, 0.12); }

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}
h1 { font-size: 2.4rem; line-height: 1.15; letter-spacing: -0.02em; margin: 0.5rem 0 1rem; }
h2 {
  font-size: 1.5rem;
  letter-spacing: -0.01em;
  margin: 2.5rem 0 0.75rem;
  padding-bottom: 0.45rem;
  position: relative;
}
h2::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 2.5rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
h2[id] { scroll-margin-top: 110px; }
h3 { margin: 0 0 0.5rem; }
.lede { font-size: 1.2rem; color: var(--muted); max-width: 68ch; }
.hero { padding: 3rem 0 1rem; }
.hero h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  background: linear-gradient(92deg, #f2f5f7 0%, #6ee7b7 58%, #67e8f9 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.cta { display: flex; gap: 0.75rem; flex-wrap: wrap; margin: 1.75rem 0; }
.btn {
  display: inline-block;
  background: linear-gradient(135deg, #6ee7b7, #34d399);
  color: #04120b;
  font-weight: 700;
  text-decoration: none;
  padding: 0.65rem 1.3rem;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(52, 211, 153, 0.28);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 8px 28px rgba(52, 211, 153, 0.4); color: #04120b; }
.btn.ghost {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border: 1px solid var(--line);
  box-shadow: none;
}
.btn.ghost:hover { background: rgba(110, 231, 183, 0.08); border-color: rgba(110, 231, 183, 0.4); }
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin: 2rem 0 0;
}
.stats div {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.stats div:hover {
  transform: translateY(-2px);
  border-color: rgba(110, 231, 183, 0.35);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.35);
}
.stats dt { color: var(--muted); font-size: 0.85rem; }
.stats dd { margin: 0; font-weight: 700; font-size: 1.05rem; }
.steps { list-style: none; counter-reset: step; padding-left: 0; }
.steps li {
  counter-increment: step;
  position: relative;
  padding-left: 2.9rem;
  margin-bottom: 1rem;
}
.steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0.1rem;
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 50%;
  background: linear-gradient(135deg, #6ee7b7, #0ea5e9);
  color: #04120b;
  font-weight: 800;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px rgba(52, 211, 153, 0.35);
}
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.card {
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.01));
  border: 1px solid var(--line-soft);
  border-radius: 12px;
  padding: 1.25rem;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0;
  transition: opacity 0.2s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: rgba(110, 231, 183, 0.35);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.4);
}
.card:hover::before { opacity: 1; }
.card .price { font-weight: 700; font-size: 1.2rem; }
.card .price span { font-weight: 400; font-size: 0.85rem; color: var(--muted); }
table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0;
  font-size: 0.95rem;
}
th, td {
  text-align: left;
  padding: 0.65rem 0.75rem;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
th { color: var(--muted); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.04em; }
tbody tr { transition: background 0.12s ease; }
tbody tr:hover { background: rgba(255, 255, 255, 0.03); }
td:last-child, th:last-child { white-space: nowrap; }
td:last-child { color: var(--accent); font-weight: 600; }
.note { color: var(--muted); font-size: 0.95rem; }
.faq dt { font-weight: 700; margin-top: 1.25rem; }
.faq dd { margin: 0.25rem 0 0; padding-left: 1rem; border-left: 2px solid rgba(110, 231, 183, 0.3); color: var(--muted); }
footer {
  max-width: 1080px;
  margin: 0 auto;
  padding: 1.5rem;
  border-top: 1px solid var(--line-soft);
  color: var(--muted);
  font-size: 0.9rem;
}
@media (max-width: 760px) {
  .top {
    width: calc(100% - 1rem);
    top: 0.5rem;
    margin-top: 0.5rem;
    padding: 0.75rem 1rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .top nav { justify-content: flex-start; gap: 0.25rem; }
  .top nav a { padding: 0.35rem 0.7rem; font-size: 0.95rem; }
  h1 { font-size: 1.9rem; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-template-columns: 1fr; }
  table { display: block; overflow-x: auto; font-size: 0.85rem; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}