:root {
  --bg: #0b0e14;
  --card: #121722;
  --card-border: #1f2735;
  --text: #e9edf5;
  --muted: #98a2b3;
  --accent: #8b5cf6;
  --accent-2: #4ecdc4;
  --radius: 14px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
}

a {
  color: inherit;
}

.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

nav {
  padding: 22px 0;
  border-bottom: 1px solid var(--card-border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: 0.2px;
}

.logo span {
  color: var(--accent-2);
}

.nav-links {
  display: flex;
  gap: 22px;
  font-size: 14px;
  color: var(--muted);
}

.nav-links a:hover {
  color: var(--text);
}

header.hero {
  padding: 90px 0 70px;
  text-align: center;
}

.badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(139, 92, 246, 0.14);
  color: #c4b5fd;
  border: 1px solid rgba(139, 92, 246, 0.35);
  font-size: 13px;
  margin-bottom: 22px;
}

h1 {
  font-size: clamp(34px, 5vw, 54px);
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}

.subtitle {
  font-size: clamp(16px, 2vw, 19px);
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto 30px;
}

.price-row {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}

.price {
  font-size: 42px;
  font-weight: 800;
}

.price-note {
  color: var(--muted);
  font-size: 14px;
}

.cta {
  display: inline-block;
  padding: 15px 34px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), #6366f1);
  color: #fff;
  font-weight: 700;
  font-size: 17px;
  text-decoration: none;
  box-shadow: 0 8px 30px rgba(139, 92, 246, 0.35);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(139, 92, 246, 0.45);
}

.cta-sub {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
}

section {
  padding: 64px 0;
}

h2 {
  font-size: 28px;
  margin-bottom: 10px;
}

.section-head {
  text-align: center;
  margin-bottom: 42px;
}

.section-head p {
  color: var(--muted);
  max-width: 560px;
  margin: 0 auto;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 18px;
}

.card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.card .count {
  display: inline-block;
  font-size: 12px;
  color: #c4b5fd;
  background: rgba(139, 92, 246, 0.14);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
}

.card p {
  color: var(--muted);
  font-size: 14px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
}

.step {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
  position: relative;
}

.step .num {
  font-size: 13px;
  font-weight: 800;
  color: var(--accent-2);
  margin-bottom: 8px;
}

.step p {
  color: var(--muted);
  font-size: 14px;
}

.faq-list {
  max-width: 760px;
  margin: 0 auto;
}

.faq {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 14px;
}

.faq h3 {
  font-size: 15px;
  margin-bottom: 6px;
}

.faq p {
  color: var(--muted);
  font-size: 14px;
}

.guarantee {
  text-align: center;
  padding: 42px 24px;
  background: linear-gradient(135deg, rgba(139, 92, 246, 0.12), rgba(78, 205, 196, 0.08));
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  margin-top: 40px;
}

footer {
  border-top: 1px solid var(--card-border);
  padding: 36px 0;
  color: var(--muted);
  font-size: 13px;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 18px;
}

.footer-links a:hover {
  color: var(--text);
}

/* Legal pages */
.legal {
  max-width: 780px;
  margin: 0 auto;
  padding: 56px 0 80px;
}

.legal h1 {
  font-size: 32px;
  margin-bottom: 6px;
}

.legal .updated {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 28px;
}

.legal h2 {
  font-size: 19px;
  margin: 26px 0 10px;
}

.legal p,
.legal li {
  color: var(--muted);
  font-size: 15px;
}

.legal ul {
  padding-left: 20px;
  margin: 8px 0;
}