@import url("https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;700;800&display=swap");

:root {
  --bg: #080c0a;
  --card: #0d1410;
  --border: #1a2b1f;
  --text: #c8ddd0;
  --heading: #f0faf4;
  --accent: #00ff87;
  --muted: #4a6b54;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "DM Sans", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: rgba(8, 12, 10, 0.86);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
}

.logo {
  color: var(--heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: 0.3px;
}

.hero {
  text-align: center;
  padding: 5.5rem 0 4.5rem;
}

.hero h1 {
  color: var(--heading);
  font-size: clamp(2rem, 5vw, 3.8rem);
  line-height: 1.12;
  margin: 0 0 1.1rem;
  max-width: 820px;
  margin-inline: auto;
}

.hero p {
  color: var(--text);
  font-size: clamp(1rem, 2.1vw, 1.3rem);
  max-width: 760px;
  margin: 0 auto 2rem;
}

.btn {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 0.8rem 1.2rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:disabled {
  opacity: 0.7;
  cursor: wait;
  transform: none;
}

.btn-primary {
  background: var(--accent);
  color: #052616;
  box-shadow: 0 0 24px rgba(0, 255, 135, 0.23);
}

.btn-primary:hover {
  box-shadow: 0 0 30px rgba(0, 255, 135, 0.33);
}

.btn-outline {
  background: transparent;
  border-color: var(--accent);
  color: var(--accent);
}

.btn-lg {
  font-size: 1rem;
  padding: 0.95rem 1.5rem;
}

.features,
.pricing,
.faq {
  padding: 1.5rem 0 3.8rem;
}

.features {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  background: linear-gradient(180deg, rgba(13, 20, 16, 0.96) 0%, rgba(12, 18, 14, 0.96) 100%);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.3rem;
}

.card h3 {
  color: var(--heading);
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--text);
}

.pricing h2,
.faq h2 {
  color: var(--heading);
  text-align: center;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 1.5rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.price-card {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.price-card.featured {
  border-color: var(--accent);
  box-shadow: 0 0 34px rgba(0, 255, 135, 0.14);
}

.price {
  color: var(--heading);
  font-size: 2rem;
  font-weight: 800;
}

.price span {
  color: var(--muted);
  font-size: 1rem;
  font-weight: 500;
}

ul {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text);
}

li {
  margin-bottom: 0.4rem;
}

.faq-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.footer {
  border-top: 1px solid var(--border);
  color: var(--muted);
  text-align: center;
  padding: 1.2rem 0;
  margin-top: 1.4rem;
}

@media (max-width: 960px) {
  .features,
  .pricing-grid {
    grid-template-columns: 1fr;
  }

  .faq-list {
    grid-template-columns: 1fr;
  }
}