:root {
  --bg: #0b1220;
  --card: #121a2a;
  --muted: #aab3c5;
  --text: #e9eef7;
  --primary: #5b8cff;
  --primary-600: #4678f0;
  --border: #1d2740;
  --success: #17c964;
  --warning: #f5a524;
  --danger: #f31260;
  /* spacing scale */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 20px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
}
* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    Inter,
    system-ui,
    -apple-system,
    Segoe UI,
    Roboto,
    Ubuntu,
    Cantarell,
    Noto Sans,
    sans-serif;
}
a {
  color: var(--primary);
  text-decoration: none;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--sp-4);
}
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) 0;
  border-bottom: 1px solid var(--border);
  gap: var(--sp-3);
}
.brand {
  font-weight: 700;
  font-size: clamp(18px, 2.2vw, 22px);
}
.nav {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: wrap;
  align-items: center;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar { display: none; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  min-height: 40px;
  border-radius: 12px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn.primary {
  background: var(--primary);
  color: white;
}
.btn.primary:hover {
  background: var(--primary-600);
}
.btn.ghost {
  border-color: var(--border);
  color: var(--text);
  background: transparent;
}
.btn.ghost:hover {
  background: #101726;
}
.btn.full {
  width: 100%;
}
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--sp-6);
  padding: var(--sp-12) 0 var(--sp-10);
  align-items: center;
}
.hero-content h1 {
  font-size: 40px;
  line-height: 1.1;
  margin: 0 0 12px;
}
.hero-title {
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.1;
  margin: 8px 0 12px;
}
.muted {
  color: var(--muted);
}
.small {
  font-size: 12px;
}
.cta {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
  flex-wrap: wrap;
}
.hero-art {
  display: flex;
  align-items: center;
  justify-content: center;
}
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px 18px 14px;
  box-shadow: 0 10px 24px rgba(0, 0, 0, 0.2);
}
.card-title {
  font-weight: 700;
  margin-bottom: 8px;
}
.list {
  margin: 0;
  padding-left: 20px;
}
.list li { line-height: 1.6; }
.list li + li { margin-top: var(--sp-2); }
.list li::marker { color: var(--muted); }
.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) 0;
  border-top: 1px solid var(--border);
}
.center {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: calc(100vh - 140px);
}
.form {
  max-width: 420px;
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}
.form h1 {
  margin: 0 0 6px;
}
.form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form input {
  background: #0f1626;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  outline: none;
}
.form input:focus {
  border-color: #2b3a59;
  box-shadow: 0 0 0 4px rgba(70, 120, 240, 0.15);
}
.toast {
  position: fixed;
  bottom: 20px;
  right: 20px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 10px 12px;
  border-radius: 10px;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.2s;
}
.toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* New sections */
.section {
  padding: var(--sp-12) 0 var(--sp-4);
}
.section .center { /* prevent huge blank space when center is used inside sections (e.g., FAQ CTA) */
  min-height: 0;
  padding-top: var(--sp-3) !important;
}
.section-title {
  margin: 0 0 var(--sp-4);
  font-size: clamp(18px, 2.5vw, 24px);
}
.grid {
  display: grid;
  gap: var(--sp-4);
  align-items: stretch; /* ensure equal-height cards */
}
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.feature h3 {
  margin: 0 0 6px;
}
.badge {
  display: inline-block;
  font-size: 12px;
  color: #dbe5ff;
  background: rgba(91, 140, 255, 0.15);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: 999px;
}
.badge.accent {
  background: rgba(23, 201, 100, 0.12);
  color: #b6f3d2;
}
.badge.subtle {
  background: rgba(255, 255, 255, 0.04);
  color: var(--muted);
}
.hero-card { min-width: 280px; }
.price { margin: var(--sp-2) 0; }
.price .big { font-size: 28px; font-weight: 700; }

/* Pricing cards: align CTAs at the bottom across columns */
.pricing-card { display: flex; flex-direction: column; }
.pricing-card .btn.full { margin-top: auto; }

/* Steps */
.steps { display: flex; flex-direction: column; gap: var(--sp-3); }
.step { display: flex; gap: 12px; align-items: flex-start; }
.step-num {
  width: 28px; height: 28px; border-radius: 999px;
  background: var(--primary); color: #fff; display: inline-flex;
  align-items: center; justify-content: center; font-weight: 700;
}

/* FAQ */
.faq { margin-top: var(--sp-2); }
.faq-item { border: 1px solid var(--border); border-radius: 12px; margin-bottom: var(--sp-3); overflow: hidden; }
.faq-q { width: 100%; background: transparent; color: var(--text); font-weight: 600; border: none; padding: 12px 14px; cursor: pointer; text-align: left; }
.faq-q::after { content: '\25BC'; float: right; font-size: 12px; color: var(--muted); }
.faq-item.open .faq-q::after { content: '\25B2'; }
.faq-a { display: none; padding: 0 14px 12px; }
.faq-item.open .faq-a { display: block; }

/* Links in header as text buttons */
.nav-links .link { padding: 10px 12px; }
.links { display: inline-flex; gap: var(--sp-3); }

/* Badges row under hero */
.badges-row { display: flex; gap: var(--sp-2); flex-wrap: wrap; margin-top: var(--sp-3); }

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
  }
  .hero-content h1 {
    font-size: 32px;
  }
  .hero-title { font-size: 32px; }
  .cards-2 { grid-template-columns: 1fr; }
  .cards-3 { grid-template-columns: 1fr 1fr; }
  .header { flex-direction: column; align-items: flex-start; }
  .nav { width: 100%; }
  .cta { gap: var(--sp-2); }
  .cta .btn.primary { width: 100%; }
}

@media (max-width: 600px) {
  .cards-3 { grid-template-columns: 1fr; }
  .container { padding: 0 var(--sp-3); }
}