:root {
  --bg: #0a1020;
  --bg-mesh:
    radial-gradient(ellipse 90% 60% at 8% -10%, rgba(56, 189, 248, 0.14), transparent 55%),
    radial-gradient(ellipse 70% 50% at 95% 5%, rgba(129, 140, 248, 0.12), transparent 50%);
  --surface: #121a2e;
  --surface2: #1a2438;
  --border: #2a3654;
  --text: #eef2ff;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent2: #6366f1;
  --radius: 16px;
  --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.25);
  --shadow-lift: 0 24px 56px rgba(0, 0, 0, 0.35);
  --brand-gradient: linear-gradient(135deg, #38bdf8 0%, #6366f1 55%, #818cf8 100%);
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "DM Sans", system-ui, sans-serif;
  background: var(--bg-mesh), var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); }
.accent { color: var(--accent); }

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem clamp(1.25rem, 4vw, 2.5rem);
  border-bottom: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
  background: rgba(10, 16, 32, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  text-decoration: none;
  color: inherit;
  transition: opacity 0.2s;
}
.brand-lockup:hover { opacity: 0.9; }
.brand-wordmark {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.03em;
}
.brand-wordmark.small { font-size: 1rem; }
.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.lang-picker.compact {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  max-width: 220px;
}
.lang-picker.compact .lang-option {
  padding: 0.3rem 0.55rem;
  font-size: 0.75rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s var(--ease-out);
}
.lang-picker.compact .lang-option.selected,
.lang-picker.compact .lang-option:hover {
  color: var(--text);
  border-color: var(--accent);
  background: rgba(56, 189, 248, 0.08);
}
.site-nav a:not(.btn) {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.2s;
}
.site-nav a:not(.btn):hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1.2rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.9rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: transform 0.22s var(--ease-out), box-shadow 0.25s var(--ease-out);
}
.btn.primary {
  background: var(--brand-gradient);
  color: #fff;
  box-shadow: 0 4px 16px rgba(56, 189, 248, 0.25);
}
.btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn.large { padding: 0.85rem 1.5rem; font-size: 1rem; }
.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 32px rgba(56, 189, 248, 0.35);
}
.btn.ghost:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.5rem;
  align-items: center;
  max-width: 1140px;
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 5.5rem) clamp(1.5rem, 4vw, 2.5rem);
}
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .site-nav a:not(.btn) { display: none; }
}
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.72rem;
  color: var(--accent);
  font-weight: 600;
  margin: 0 0 0.85rem;
}
.hero h1 {
  font-size: clamp(2.1rem, 4.5vw, 3.25rem);
  line-height: 1.12;
  margin: 0 0 1.15rem;
  letter-spacing: -0.035em;
  font-weight: 700;
}
.lead { color: var(--muted); font-size: 1.12rem; max-width: 34rem; line-height: 1.65; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 2rem; }

.mock-card {
  background: var(--surface);
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-lift);
  transition: transform 0.35s var(--ease-out);
}
.mock-card:hover { transform: translateY(-4px) rotate(-0.5deg); }
.mock-card-top {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.85rem;
}
.mock-pill {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
}
.mock-status {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
}
.mock-status.ok { background: rgba(34, 197, 94, 0.15); color: #86efac; }
.mock-card h3 { margin: 0 0 1rem; font-size: 1.15rem; letter-spacing: -0.02em; }
.mock-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
  margin-bottom: 1rem;
}
.mock-cell {
  height: 48px;
  border-radius: 10px;
  border: 1px dashed var(--border);
  background: rgba(255, 255, 255, 0.02);
}
.mock-cell.filled {
  border-style: solid;
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.15), rgba(99, 102, 241, 0.1));
  border-color: rgba(56, 189, 248, 0.3);
}
.mock-foot { font-size: 0.8rem; color: var(--muted); margin: 0; }

.section {
  max-width: 1100px;
  margin: 0 auto;
  padding: 4rem clamp(1.5rem, 4vw, 2.5rem);
}
.section h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.03em;
  margin: 0 0 2rem;
  font-weight: 700;
}
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
}
.steps-grid article,
.modules-grid article,
.pricing-grid article,
.trust-grid li {
  padding: 1.5rem;
  border-radius: var(--radius);
  border: 1px solid color-mix(in srgb, var(--border) 85%, transparent);
  background: var(--surface);
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s var(--ease-out), box-shadow 0.3s var(--ease-out);
}
.steps-grid article:hover,
.modules-grid article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lift);
}
.step-num {
  display: inline-flex;
  width: 36px;
  height: 36px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--brand-gradient);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
  margin-bottom: 0.85rem;
}
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}
.module-tag {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 999px;
  background: rgba(56, 189, 248, 0.12);
  color: var(--accent);
}
.module-tag.soon { background: rgba(148, 163, 184, 0.15); color: var(--muted); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}
.pricing-grid article,
.pricing-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.25rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface);
}
.pricing-card .btn {
  margin-top: 0.35rem;
}
.price-card {
  text-align: center;
}
.price-card strong { font-size: 1.75rem; letter-spacing: -0.03em; }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  list-style: none;
  padding: 0;
  margin: 0;
}
.cta-block {
  text-align: center;
  padding: 4rem 2rem;
  margin: 2rem 0 0;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(56, 189, 248, 0.08), rgba(99, 102, 241, 0.1));
  border: 1px solid color-mix(in srgb, var(--accent) 25%, var(--border));
}
.site-footer {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.85rem;
  border-top: 1px solid var(--border);
}
.site-footer nav { display: flex; justify-content: center; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.site-footer a { color: var(--muted); text-decoration: none; }
.site-footer a:hover { color: var(--accent); }