:root {
  --bg: #14110e;
  --ink: #f3eadc;
  --muted: #b7a893;
  --amber: #e8a04a;
  --line: rgba(243, 234, 220, 0.12);
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font-family: "IBM Plex Sans", system-ui, sans-serif;
  background:
    radial-gradient(1200px 500px at 10% -10%, rgba(196, 92, 38, 0.18), transparent 50%),
    radial-gradient(900px 400px at 100% 0%, rgba(232, 160, 74, 0.12), transparent 45%),
    var(--bg);
  color: var(--ink);
  display: flex;
  flex-direction: column;
}

.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  opacity: 0.08;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2'/></filter><rect width='100%' height='100%' filter='url(%23n)' opacity='.55'/></svg>");
}

.top, main, footer { position: relative; z-index: 1; }
.top { padding: 22px 28px 8px; display: flex; justify-content: space-between; align-items: center; gap: 16px; }
.brand { display: flex; gap: 12px; align-items: center; }
.brand-link {
  display: flex;
  gap: 12px;
  align-items: center;
  color: inherit;
  text-decoration: none;
}
.top-nav { display: flex; gap: 18px; font-size: 14px; }
.top-nav a { color: var(--muted); text-decoration: none; }
.top-nav a:hover,
.top-nav a[aria-current="page"] { color: var(--ink); }
.brand strong { font-family: Fraunces, serif; font-size: 22px; letter-spacing: -0.02em; }
.logo {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(#e8a04a, #c45c26);
  box-shadow: inset 0 0 0 2px rgba(255,255,255,.15);
}

main {
  flex: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px 64px;
  width: 100%;
}

.hero { text-align: center; }
.hero h1 {
  font-family: Fraunces, serif;
  font-size: clamp(32px, 6vw, 52px);
  line-height: 1.12;
  margin: 0 0 20px;
  font-weight: 700;
}
.lede {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.55;
  margin: 0 0 24px;
}
.badge {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber);
  margin: 0 0 28px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: center;
  margin-bottom: 12px;
}
.btn {
  display: inline-block;
  font: inherit;
  border-radius: 999px;
  padding: 14px 24px;
  border: 1px solid var(--line);
  color: var(--ink);
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.btn:hover { border-color: rgba(243, 234, 220, 0.28); }
.btn.primary {
  background: var(--amber);
  color: #1a140e;
  border-color: transparent;
  font-weight: 600;
}
.btn.primary:hover { filter: brightness(1.05); }
.hint { color: var(--muted); font-size: 13px; margin: 0; }
.hint a { color: var(--amber); }

.preview { margin: 48px 0 0; }
.mock {
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  background: rgba(0,0,0,0.25);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
}
.mock-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,0.03);
}
.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(243, 234, 220, 0.18);
}
.mock-title {
  margin-left: 8px;
  font-size: 13px;
  color: var(--muted);
}
.mock-body { padding: 28px 24px 32px; text-align: center; }
.mock-drop {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
}
.mock-chart {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 20px;
}
.mock-chord {
  font-family: Fraunces, serif;
  font-size: 28px;
  padding: 12px 18px;
  border-radius: 12px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.mock-chord.active {
  color: var(--ink);
  border-color: rgba(232, 160, 74, 0.45);
  background: rgba(232, 160, 74, 0.12);
}
.mock-meta {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.steps, .install, .specs {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.steps h2, .install h2, .specs h2 {
  font-family: Fraunces, serif;
  font-size: 20px;
  margin: 0 0 16px;
  font-weight: 500;
}
.steps ol {
  margin: 0;
  padding: 0 0 0 20px;
  color: var(--muted);
  line-height: 1.75;
}
.steps strong { color: var(--ink); font-weight: 600; }
.steps code {
  font-size: 0.92em;
  color: var(--ink);
  background: rgba(255,255,255,0.06);
  padding: 2px 6px;
  border-radius: 4px;
}

.install-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
@media (max-width: 600px) {
  .install-grid { grid-template-columns: 1fr; }
}
.install h3 {
  font-size: 15px;
  margin: 0 0 10px;
  font-weight: 600;
}
.install ol {
  margin: 0;
  padding: 0 0 0 18px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}
.install code {
  font-size: 0.9em;
  color: var(--ink);
  background: rgba(255,255,255,0.06);
  padding: 1px 5px;
  border-radius: 4px;
}
.note {
  margin: 12px 0 0;
  font-size: 12px;
  color: var(--muted);
}
.source {
  margin: 24px 0 0;
  font-size: 14px;
}
.source a { color: var(--amber); }

.specs ul {
  margin: 0;
  padding: 0 0 0 18px;
  color: var(--muted);
  line-height: 1.7;
}

footer {
  text-align: center;
  padding: 24px;
  color: var(--muted);
  font-size: 13px;
}
footer p { margin: 0; }
footer a { color: var(--amber); text-decoration: none; }
footer a:hover { text-decoration: underline; }

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 8px;
}
@media (max-width: 640px) {
  .pricing-grid { grid-template-columns: 1fr; }
}
.price-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  background: rgba(0,0,0,0.2);
}
.price-card.featured {
  border-color: rgba(232, 160, 74, 0.35);
  box-shadow: 0 0 0 1px rgba(232, 160, 74, 0.12);
}
.price-card h2 {
  font-family: Fraunces, serif;
  margin: 0 0 8px;
  font-size: 22px;
}
.price { margin: 0 0 16px; }
.price .amount {
  font-family: Fraunces, serif;
  font-size: 36px;
  font-weight: 700;
}
.price .period { color: var(--muted); font-size: 14px; }
.price-card ul {
  margin: 0 0 20px;
  padding: 0 0 0 18px;
  color: var(--muted);
  line-height: 1.7;
  font-size: 14px;
}
.paypal-slot { min-height: 42px; }
.pay-status {
  margin: 24px 0 0;
  padding: 14px 16px;
  border-radius: 12px;
  font-size: 14px;
  text-align: center;
}
.pay-status.ok {
  background: rgba(232, 160, 74, 0.12);
  border: 1px solid rgba(232, 160, 74, 0.3);
  color: var(--ink);
}
.pay-status.err {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--line);
  color: var(--muted);
}