:root {
  --bg: #0d0f14;
  --surface: #161b26;
  --surface-elev: #1e2637;
  --primary: #6c63ff;
  --secondary: #00d4aa;
  --text: #f0f2f7;
  --muted: #8891a6;
  --border: #2a3347;
  --grad: linear-gradient(90deg, #6c63ff, #4facfe);
  --radius: 16px;
  --container: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.7 Inter, sans-serif;
}
img { max-width: 100%; display: block; border-radius: 14px; }
#headerLogo { border-radius: 0; }
a { color: inherit; text-decoration: none; }
.container { width: min(calc(100% - 2rem), var(--container)); margin-inline: auto; }
.section { padding: 5rem 0; }
.eyebrow { text-transform: uppercase; font-size: 0.8rem; letter-spacing: 0.08em; color: var(--secondary); }

h1, h2, h3 { font-family: Syne, sans-serif; line-height: 1.15; margin: 0 0 1rem; }
h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); }

.btn {
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  border-radius: 999px;
  padding: 0.7rem 1.2rem;
  cursor: pointer;
  font-weight: 600;
}
.btn-primary {
  background: var(--grad);
  box-shadow: 0 0 0 rgba(108, 99, 255, 0.2);
}
.btn-primary:hover { box-shadow: 0 0 24px rgba(108, 99, 255, 0.4); }
.btn-ghost { border-color: var(--border); }

.download-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  border: 1.5px solid var(--secondary);
  background: transparent;
  color: var(--secondary);
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.18s ease, color 0.18s ease, box-shadow 0.18s ease;
}
.download-link:hover {
  background: var(--secondary);
  color: #0d0f14;
  box-shadow: 0 0 24px rgba(0, 212, 170, 0.35);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(13, 15, 20, 0.4);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
}
.site-header.scrolled { border-bottom-color: var(--border); background: rgba(13, 15, 20, 0.86); }
.nav { display: flex; align-items: center; gap: 1rem; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 700; }
.nav-links { display: flex; list-style: none; gap: 1rem; flex: 1; justify-content: center; margin: 0; padding: 0; }
.nav-links a { color: var(--muted); }
.nav-links a:hover { color: var(--text); }
.nav .cart-trigger { margin-left: auto; flex-shrink: 0; }
.nav-toggle { display: none; }

.hero { position: relative; min-height: 100vh; display: grid; align-items: center; padding-top: 5rem; }
.hero-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 25% 20%, rgba(108, 99, 255, 0.3), transparent 45%), radial-gradient(circle at 75% 60%, rgba(0, 212, 170, 0.2), transparent 40%);
  animation: pulse 12s ease-in-out infinite alternate;
}
@keyframes pulse { from { transform: scale(1); } to { transform: scale(1.08); } }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); gap: 2rem; }
.hero-copy { color: var(--muted); max-width: 60ch; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 0.8rem; margin: 1.2rem 0; }
.trust-badges { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: 0.45rem; color: var(--muted); }

.stats { padding: 1rem 0; }
.stats-grid { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); display: grid; grid-template-columns: repeat(4, 1fr); }
.stats-grid article { padding: 1.25rem; text-align: center; }
.stats-grid article + article { border-left: 1px solid var(--border); }
.stats h2 { margin: 0; color: var(--secondary); }
.stats p { margin: 0; color: var(--muted); }

.split { display: grid; gap: 1.5rem; grid-template-columns: 1fr 1fr; align-items: center; }

#how-it-works .split {
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
}

#problem-statement,
#problem-hero {
  min-width: 0;
}

#problem-hero {
  width: 100%;
  height: auto;
}

.panel, .price-card {
  background: var(--surface-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.features { position: relative; overflow: clip; }
.section-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.2; border-radius: 0; }
.features > .container { position: relative; }
.feature-grid { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.feature-card {
  background: rgba(30, 38, 55, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  padding: 1.2rem;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
.feature-card:hover { border-color: rgba(108, 99, 255, 0.7); box-shadow: 0 0 24px rgba(108, 99, 255, 0.28); }
.feature-card svg { width: 24px; height: 24px; color: var(--secondary); }

.deep-dives .dive { margin-top: 1.5rem; }
.deep-dives .reverse { direction: rtl; }
.deep-dives .reverse > * { direction: ltr; }

.badge-grid { list-style: none; padding: 0; margin: 1rem 0 0; display: grid; gap: 0.7rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
.badge-grid li { background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 0.45rem 0.8rem; text-align: center; }

.carousel-wrap { display: grid; grid-template-columns: auto 1fr auto; gap: 0.8rem; align-items: center; }
.carousel { display: grid; grid-auto-flow: column; grid-auto-columns: 100%; overflow-x: auto; scroll-snap-type: x mandatory; gap: 0.8rem; scrollbar-width: thin; }
.slide { margin: 0; scroll-snap-align: start; }
.carousel-arrow { border: 1px solid var(--border); background: var(--surface); color: var(--text); border-radius: 50%; width: 44px; height: 44px; cursor: pointer; }
.dots { display: flex; justify-content: center; gap: 0.45rem; margin-top: 0.8rem; }
.dots button { width: 9px; height: 9px; border-radius: 50%; border: 0; background: var(--muted); }
.dots button.active { background: var(--secondary); }

.pricing { text-align: center; }
.price-card { max-width: 680px; margin-inline: auto; box-shadow: 0 0 40px rgba(108, 99, 255, 0.2); }
.pill { display: inline-block; background: rgba(108, 99, 255, 0.15); border: 1px solid rgba(108, 99, 255, 0.55); border-radius: 999px; padding: 0.3rem 0.8rem; }
.price { font-size: clamp(2.2rem, 6vw, 3.4rem); font-weight: 700; margin: 0; }
.checklist { text-align: left; list-style: none; padding: 0; color: var(--muted); }
.trust-row { color: var(--muted); }

.narrow { max-width: 820px; }
.faq-list { display: grid; gap: 0.8rem; }
details { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 0.8rem 1rem; }
summary { cursor: pointer; font-weight: 600; }

.site-footer { border-top: 1px solid var(--border); padding: 3rem 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 1.4rem; }
.site-footer h2 { font-size: 1rem; margin-bottom: 0.6rem; }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.4rem; color: var(--muted); }

.floating-buy { position: fixed; right: 1rem; bottom: 1rem; z-index: 15; opacity: 0; pointer-events: none; transform: translateY(8px); transition: 0.2s ease; }
.floating-buy.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }

:focus-visible { outline: 2px solid var(--secondary); outline-offset: 2px; }