:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-light: #334155;
  --primary: #ef4444;
  --primary-dark: #dc2626;
  --accent: #fbbf24;
  --text: #f1f5f9;
  --text-muted: #94a3b8;
  --border: #334155;
  --radius: 12px;
  --font: "Rubik", system-ui, sans-serif;
}

*, *::before, *::after { 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; padding-bottom: 80px; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.header {
  background: rgba(15, 23, 42, 0.95); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 100;
}
.header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.1rem; color: var(--text); }
.logo svg { width: 32px; height: 32px; }
.nav { display: flex; gap: 20px; align-items: center; }
.nav a { color: var(--text-muted); font-size: 0.9rem; font-weight: 500; }
.nav a:hover { color: var(--text); }

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 28px; border-radius: var(--radius); font-weight: 700; font-size: 1rem;
  border: none; cursor: pointer; transition: transform 0.2s, box-shadow 0.2s; font-family: inherit;
}
.btn--primary {
  background: var(--primary); color: #fff;
  box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4);
}
.btn--primary:hover { background: var(--primary-dark); transform: translateY(-2px); }
.btn--pulse { animation: pulse 2s infinite; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(239, 68, 68, 0.4); }
  50% { box-shadow: 0 4px 30px rgba(239, 68, 68, 0.7); }
}

.hero {
  padding: 60px 0 80px;
  background: radial-gradient(ellipse at top, #1e293b 0%, var(--bg) 70%);
}
.hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(239, 68, 68, 0.15); color: var(--primary);
  padding: 8px 16px; border-radius: 20px; font-size: 0.85rem; font-weight: 600; margin-bottom: 20px;
}
.hero__badge::before { content: ""; width: 8px; height: 8px; background: var(--primary); border-radius: 50%; animation: blink 1.5s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); line-height: 1.15; margin-bottom: 16px; }
.hero__sub { color: var(--text-muted); font-size: 1.1rem; margin-bottom: 24px; }
.hero__counter {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 28px; display: inline-block; margin-bottom: 28px;
}
.hero__counter-label { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 4px; }
.hero__counter-num { font-size: 2.5rem; font-weight: 800; color: var(--accent); }
.hero__img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); }

.section { padding: 72px 0; }
.section__title { font-size: 1.75rem; text-align: center; margin-bottom: 12px; }
.section__sub { text-align: center; color: var(--text-muted); margin-bottom: 40px; }

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px 24px; text-align: center; position: relative;
}
.step__num {
  width: 56px; height: 56px; background: var(--primary); color: #fff;
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; font-weight: 800; margin: 0 auto 16px;
}
.step h3 { margin-bottom: 8px; }
.step p { color: var(--text-muted); font-size: 0.9rem; }

.features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.feature {
  display: flex; gap: 16px; background: var(--surface); padding: 24px;
  border-radius: var(--radius); border: 1px solid var(--border);
}
.feature__icon {
  width: 48px; height: 48px; background: rgba(239, 68, 68, 0.15); border-radius: 10px;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; color: var(--primary);
}
.feature h3 { font-size: 1rem; margin-bottom: 4px; }
.feature p { color: var(--text-muted); font-size: 0.9rem; }

.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.review {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px;
}
.review__header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.review__avatar {
  width: 40px; height: 40px; background: var(--surface-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-weight: 700; color: var(--accent);
}
.review__name { font-weight: 600; font-size: 0.9rem; }
.review__time { color: var(--text-muted); font-size: 0.75rem; }
.review__text { color: var(--text-muted); font-size: 0.9rem; }

.faq { max-width: 680px; margin: 0 auto; }
.faq details {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 10px;
}
.faq summary { padding: 18px 22px; font-weight: 600; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq p { padding: 0 22px 18px; color: var(--text-muted); font-size: 0.95rem; }

.sticky-cta {
  position: fixed; bottom: 0; left: 0; right: 0;
  background: rgba(15, 23, 42, 0.98); backdrop-filter: blur(12px);
  border-top: 1px solid var(--border); padding: 14px 20px; z-index: 200;
  display: flex; align-items: center; justify-content: center; gap: 16px;
}
.sticky-cta__text { font-weight: 600; font-size: 0.95rem; }
.sticky-cta .btn { padding: 12px 32px; }

.footer {
  background: #020617; color: var(--text-muted); padding: 40px 0 100px; font-size: 0.85rem;
}
.footer__disclaimer { border-top: 1px solid var(--border); padding-top: 20px; margin-top: 20px; line-height: 1.7; }

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; }
  .hero__img { order: -1; }
  .steps, .features, .reviews { grid-template-columns: 1fr; }
  .nav { display: none; }
  .sticky-cta__text { display: none; }
}