:root {
  --bg: #070b12;
  --bg-elevated: #0e1420;
  --card: #121a28;
  --card-border: rgba(255, 255, 255, 0.08);
  --text: #eef2f8;
  --muted: #93a0b8;
  --accent: #3dd6c6;
  --accent-2: #2aab9e;
  --accent-soft: rgba(61, 214, 198, 0.12);
  --warn: #f5c451;
  --radius: 16px;
  --shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
  --max: 1120px;
  --font: "Manrope", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.bg-glow {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(61, 214, 198, 0.14), transparent 60%),
    radial-gradient(700px 400px at 10% 20%, rgba(90, 120, 255, 0.08), transparent 55%);
  z-index: -1;
}

.container { width: min(var(--max), calc(100% - 32px)); margin: 0 auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 11, 18, 0.78);
  border-bottom: 1px solid var(--card-border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.logo-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #5b8cff);
  display: grid;
  place-items: center;
  font-size: 16px;
}
.nav {
  display: flex;
  align-items: center;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}
.nav a:hover { color: var(--text); }
.header-cta { display: flex; gap: 10px; align-items: center; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 14px;
  border: 1px solid transparent;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  cursor: pointer;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041018;
}
.btn-secondary {
  background: transparent;
  border-color: var(--card-border);
  color: var(--text);
}
.btn-secondary:hover { border-color: rgba(61, 214, 198, 0.35); background: var(--accent-soft); }

.hero {
  padding: 72px 0 48px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px;
  align-items: center;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  border: 1px solid rgba(61, 214, 198, 0.25);
  color: #b8fff6;
  font-size: 13px;
  margin-bottom: 18px;
}
.hero h1 {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.hero h1 span { color: var(--accent); }
.hero-lead {
  color: var(--muted);
  font-size: 18px;
  max-width: 540px;
  margin-bottom: 24px;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 22px; }
.hero-note { font-size: 13px; color: var(--muted); }
.hero-note strong { color: var(--warn); }

.phone-mock {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 28px;
  padding: 14px;
  box-shadow: var(--shadow);
}
.phone-screen {
  background: #0a1018;
  border-radius: 20px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.06);
}
.phone-top {
  padding: 12px 14px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
}
.phone-avatar {
  width: 34px; height: 34px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), #5b8cff);
}
.phone-status { color: var(--accent); font-size: 12px; }
.chat {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 320px;
}
.bubble {
  max-width: 86%;
  padding: 10px 12px;
  border-radius: 14px;
  font-size: 13px;
  line-height: 1.45;
}
.bubble.user {
  align-self: flex-end;
  background: #1b2940;
  border-bottom-right-radius: 4px;
}
.bubble.bot {
  align-self: flex-start;
  background: #152033;
  border: 1px solid rgba(61, 214, 198, 0.15);
  border-bottom-left-radius: 4px;
}
.bubble.bot strong { color: var(--accent); }

.section { padding: 64px 0; }
.section-head { margin-bottom: 32px; max-width: 640px; }
.section-head h2 {
  font-size: clamp(26px, 3vw, 36px);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.section-head p { color: var(--muted); }

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}
.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 14px; }
.card-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: var(--accent-soft);
  margin-bottom: 14px;
  font-size: 20px;
}

.steps { counter-reset: step; }
.step {
  position: relative;
  padding-left: 54px;
}
.step::before {
  counter-increment: step;
  content: counter(step);
  position: absolute;
  left: 0; top: 0;
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid rgba(61,214,198,0.25);
  display: grid; place-items: center;
  font-weight: 800;
  color: var(--accent);
}

.niches {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.chip {
  padding: 8px 12px;
  border-radius: 999px;
  background: var(--bg-elevated);
  border: 1px solid var(--card-border);
  font-size: 13px;
  color: var(--muted);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}
.price-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.price-card.featured {
  border-color: rgba(61, 214, 198, 0.45);
  box-shadow: 0 0 0 1px rgba(61, 214, 198, 0.12), var(--shadow);
  transform: translateY(-4px);
}
.price-card .label {
  font-size: 13px;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}
.price-card .amount {
  font-size: 32px;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 4px;
}
.price-card .note { color: var(--muted); font-size: 13px; margin-bottom: 18px; }
.price-card ul {
  list-style: none;
  display: grid;
  gap: 8px;
  margin-bottom: 20px;
  flex: 1;
}
.price-card li {
  font-size: 14px;
  color: var(--muted);
  padding-left: 18px;
  position: relative;
}
.price-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.faq details {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  padding: 16px 18px;
}
.faq details + details { margin-top: 10px; }
.faq summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq p { margin-top: 10px; color: var(--muted); font-size: 14px; }

.cta-band {
  margin: 24px 0 72px;
  padding: 36px;
  border-radius: 22px;
  background: linear-gradient(135deg, rgba(61,214,198,0.12), rgba(91,140,255,0.08));
  border: 1px solid rgba(61,214,198,0.2);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}
.cta-band h2 { font-size: 28px; letter-spacing: -0.02em; }
.cta-band p { color: var(--muted); margin-top: 6px; }

.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 28px 0 40px;
  color: var(--muted);
  font-size: 13px;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer-links { display: flex; gap: 16px; flex-wrap: wrap; }

/* Cases page */
.case-hero { padding: 56px 0 24px; }
.case-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  overflow: hidden;
  margin-bottom: 20px;
}
.case-head {
  padding: 22px 24px;
  border-bottom: 1px solid var(--card-border);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
}
.case-tag {
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.case-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
}
.case-info { padding: 24px; }
.case-info ul { list-style: none; display: grid; gap: 8px; margin-top: 12px; }
.case-info li { font-size: 14px; color: var(--muted); }
.case-info li strong { color: var(--text); }
.case-chat { padding: 24px; background: #0a1018; border-left: 1px solid var(--card-border); }
.pilot-banner {
  padding: 16px 18px;
  border-radius: 14px;
  background: rgba(245, 196, 81, 0.08);
  border: 1px solid rgba(245, 196, 81, 0.25);
  color: #ffe6a8;
  font-size: 14px;
  margin-bottom: 24px;
}

.mobile-nav-toggle { display: none; }

@media (max-width: 900px) {
  .hero, .case-body, .grid-3, .pricing-grid { grid-template-columns: 1fr; }
  .case-chat { border-left: none; border-top: 1px solid var(--card-border); }
  .price-card.featured { transform: none; }
  .nav { display: none; }
  .mobile-nav-toggle {
    display: inline-flex;
    background: transparent;
    border: 1px solid var(--card-border);
    color: var(--text);
    border-radius: 10px;
    padding: 8px 10px;
  }
  body.nav-open .nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 58px;
    right: 16px;
    background: var(--bg-elevated);
    border: 1px solid var(--card-border);
    border-radius: 14px;
    padding: 12px;
    min-width: 180px;
  }
}