/* ============ Base ============ */
:root {
  --bg: #0b0f1a;
  --bg-soft: #111827;
  --card: #131a2b;
  --border: #24304d;
  --text: #e7ecf5;
  --text-dim: #9aa6bd;
  --accent-1: #7c6cff;
  --accent-2: #3b9eff;
  --accent-3: #34d17b;
  --gradient: linear-gradient(90deg, #7c6cff, #3b9eff 45%, #34d17b);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: "Inter", system-ui, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(1080px, 92%);
  margin: 0 auto;
}

/* ============ Header ============ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.logo-mark {
  width: 14px;
  height: 14px;
  border-radius: 4px;
  background: var(--gradient);
}

.logo-accent {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav { display: flex; gap: 28px; }

.nav a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* ============ Hero ============ */
.hero {
  padding: 96px 0 80px;
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% -10%, rgba(124, 108, 255, 0.18), transparent 70%),
    var(--bg);
}

.hero-kicker {
  font-family: "JetBrains Mono", monospace;
  color: var(--accent-3);
  font-size: 0.85rem;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  max-width: 560px;
  margin: 20px auto 32px;
  color: var(--text-dim);
  font-size: 1.1rem;
}

/* ============ Buttons ============ */
.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.15s, filter 0.15s;
}

.btn-primary {
  background: var(--gradient);
  color: #0b0f1a;
  box-shadow: 0 8px 24px rgba(59, 158, 255, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
  box-shadow: 0 12px 32px rgba(59, 158, 255, 0.35);
}

/* ============ Products ============ */
.section-title {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 56px 0 28px;
}

.section-title::after {
  content: "";
  display: block;
  width: 56px;
  height: 4px;
  border-radius: 2px;
  margin-top: 10px;
  background: var(--gradient);
}

.product-grid {
  display: grid;
  gap: 32px;
  padding-bottom: 24px;
}

.product-card {
  display: grid;
  grid-template-columns: 340px 1fr;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}

.product-card:hover {
  border-color: #3a4a75;
  transform: translateY(-3px);
}

.product-media {
  background: #0d1322;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 28px;
}

.product-media img {
  width: 100%;
  max-width: 280px;
  border-radius: 10px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
}

.product-body {
  padding: 32px 36px;
  display: flex;
  flex-direction: column;
}

.product-badge {
  align-self: flex-start;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-2);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.product-title {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
}

.product-subtitle {
  color: var(--text);
  font-weight: 500;
  margin-top: 8px;
}

.product-desc {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin-top: 10px;
}

.product-features {
  list-style: none;
  margin: 18px 0 24px;
  display: grid;
  gap: 8px;
}

.product-features li {
  font-size: 0.92rem;
  color: var(--text-dim);
  display: flex;
  gap: 10px;
  align-items: baseline;
}

.check { color: var(--accent-3); font-weight: 700; }

.product-buy {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.price-block { display: flex; flex-direction: column; }

.price-old {
  color: var(--text-dim);
  text-decoration: line-through;
  font-size: 0.9rem;
}

.price {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.price-note {
  color: var(--text-dim);
  font-size: 0.8rem;
}

/* ============ About / Footer ============ */
.about {
  margin-top: 40px;
  background: var(--bg-soft);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.about-inner { padding: 12px 0 56px; }

.about p {
  max-width: 640px;
  color: var(--text-dim);
}

.trust-row {
  list-style: none;
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 24px;
  font-size: 0.92rem;
  color: var(--text-dim);
}

.site-footer { padding: 28px 0; }

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ============ Responsive ============ */
@media (max-width: 760px) {
  .product-card { grid-template-columns: 1fr; }
  .product-media { padding: 24px 24px 0; background: var(--card); }
  .product-body { padding: 24px; }
  .hero { padding: 64px 0 56px; }
  .nav { display: none; }
}