@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --bg: #060913;
  --bg-soft: #0d1424;
  --card: rgba(255,255,255,0.05);
  --border: rgba(255,255,255,0.09);
  --text: #f1f5ff;
  --muted: rgba(241,245,255,0.72);
  --accent: #8b5cf6;
}

* { box-sizing: border-box; }
.top-left-btn {
  position: fixed;
  top: 20px;
  left: 20px;
  padding: 10px 16px;
  background: linear-gradient(135deg, #6c5cff, #4b3fff);
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  border-radius: 10px;
  font-size: 14px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
  transition: all 0.25s ease;
  z-index: 999;
}

.top-left-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 25px rgba(0,0,0,0.4);
}
html, body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top, rgba(139, 92, 246, 0.16), transparent 28%),
    linear-gradient(180deg, var(--bg), var(--bg-soft));
}

.container {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  padding: 96px 0 36px;
}

.badge {
  display: inline-flex;
  padding: 8px 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255,255,255,0.04);
  color: var(--muted);
}

h1 {
  margin: 18px 0 12px;
  font-size: clamp(2rem, 5vw, 4rem);
  line-height: 1.05;
  letter-spacing: -0.04em;
}

.lead {
  max-width: 740px;
  color: var(--muted);
  line-height: 1.75;
}

.faq-list {
  padding: 14px 0 80px;
  display: grid;
  gap: 14px;
}

.faq-item {
  border: 1px solid var(--border);
  background: var(--card);
  border-radius: 22px;
  padding: 18px 22px;
  backdrop-filter: blur(16px);
}

.faq-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.02rem;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item p {
  color: var(--muted);
  line-height: 1.7;
  margin: 12px 0 0;
}