:root {
  --bg: #0b0d12;
  --bg-alt: #12151d;
  --surface: #171b26;
  --border: #262b3a;
  --text: #e7e9ee;
  --text-dim: #9aa1b2;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --accent-grad: linear-gradient(135deg, var(--accent), var(--accent-2));
  --radius: 12px;
  --max-w: 1120px;
}

* {
  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: 1.55;
}

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

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
}

code, .mono {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 13, 18, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: var(--accent-grad);
  display: inline-block;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.92rem;
  color: var(--text-dim);
}

.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  padding: 9px 18px;
  border-radius: 8px;
  background: var(--accent-grad);
  color: #0b0d12;
  font-weight: 600;
  font-size: 0.9rem;
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 8px 10px;
  cursor: pointer;
}

/* Hero */
.hero {
  padding: 96px 0 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -20% -10% auto -10%;
  height: 480px;
  background: radial-gradient(ellipse at center, rgba(124, 92, 255, 0.18), transparent 60%);
  pointer-events: none;
}

.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  background: rgba(34, 211, 238, 0.08);
  border: 1px solid rgba(34, 211, 238, 0.25);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.4rem);
  line-height: 1.12;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.hero h1 span {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p {
  max-width: 640px;
  margin: 0 auto 36px;
  color: var(--text-dim);
  font-size: 1.08rem;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 26px;
  border-radius: 9px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--accent-grad);
  color: #0b0d12;
}

.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

.btn-secondary:hover {
  border-color: var(--accent);
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1rem;
}

/* Sections */
section {
  padding: 64px 0;
}

.section-head {
  text-align: center;
  max-width: 560px;
  margin: 0 auto 48px;
}

.section-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin: 0 0 12px;
  letter-spacing: -0.01em;
}

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

/* Product grid / card */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.product-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.product-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.product-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--accent-grad);
  margin-bottom: 6px;
}

.product-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

.product-card .tagline {
  color: var(--accent-2);
  font-size: 0.85rem;
  margin: -8px 0 0;
}

.product-card p.desc {
  color: var(--text-dim);
  margin: 0;
  font-size: 0.94rem;
  flex-grow: 1;
}

.price-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 8px;
}

.price {
  font-size: 1.3rem;
  font-weight: 700;
}

.price small {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-weight: 400;
}

.coming-soon-card {
  display: flex;
  align-items: center;
  justify-content: center;
  border-style: dashed;
  color: var(--text-dim);
  font-size: 0.95rem;
  text-align: center;
  min-height: 160px;
}

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

.feature-grid .card h3 {
  margin: 0 0 8px;
  font-size: 1.05rem;
}

.feature-grid .card p {
  margin: 0;
  color: var(--text-dim);
  font-size: 0.92rem;
}

.feature-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: rgba(124, 92, 255, 0.12);
  border: 1px solid rgba(124, 92, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--accent-2);
  font-weight: 700;
}

/* Product detail page */
.product-hero {
  padding-top: 56px;
  padding-bottom: 40px;
}

.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 24px;
}

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

.product-hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

@media (max-width: 860px) {
  .product-hero-grid {
    grid-template-columns: 1fr;
  }
}

.buy-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  position: sticky;
  top: 96px;
}

.buy-box .price {
  font-size: 2rem;
  margin-bottom: 4px;
}

.buy-box .price-note {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 20px;
}

.buy-box ul {
  list-style: none;
  padding: 0;
  margin: 20px 0;
  font-size: 0.9rem;
  color: var(--text-dim);
}

.buy-box li {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
}

.buy-box li::before {
  content: "✓";
  color: var(--accent-2);
  font-weight: 700;
}

.screenshot-placeholder {
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.15), rgba(34, 211, 238, 0.1));
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  color: var(--text-dim);
  font-size: 0.88rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.footer-links a:hover {
  color: var(--text);
}

/* Simple page (legal) */
.doc {
  padding: 64px 0 96px;
  max-width: 760px;
  margin: 0 auto;
}

.doc h1 {
  margin-bottom: 8px;
}

.doc .updated {
  color: var(--text-dim);
  font-size: 0.85rem;
  margin-bottom: 40px;
}

.doc h2 {
  font-size: 1.2rem;
  margin-top: 36px;
}

.doc p, .doc li {
  color: var(--text-dim);
}

/* Responsive nav */
@media (max-width: 720px) {
  .nav-links {
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px;
    gap: 18px;
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }
}