*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  color: #0f172a;
  background-color: #0b1020;
}

/* Layout */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(12px);
  background: linear-gradient(
    to bottom,
    rgba(15, 23, 42, 0.96),
    rgba(15, 23, 42, 0.92)
  );
  border-bottom: 1px solid rgba(148, 163, 184, 0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
}

.logo {
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #e5e7eb;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-size: 0.9rem;
}

.nav a {
  color: #e5e7eb;
  text-decoration: none;
  opacity: 0.85;
}

.nav a:hover {
  opacity: 1;
}

.nav-cta {
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  border: 1px solid rgba(148, 163, 184, 0.6);
  font-weight: 500;
}

/* Hero */

.hero {
  padding: 3.5rem 0 3rem;
  background: radial-gradient(
      circle at top left,
      rgba(59, 130, 246, 0.2),
      transparent 55%
    ),
    radial-gradient(
      circle at top right,
      rgba(236, 72, 153, 0.16),
      transparent 55%
    );
  color: #e5e7eb;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.2fr);
  gap: 2.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.3rem, 3vw, 2.8rem);
  line-height: 1.1;
  margin-bottom: 0.8rem;
}

.hero-subtitle {
  font-size: 0.98rem;
  max-width: 32rem;
  opacity: 0.9;
}

.hero-buttons {
  margin-top: 1.4rem;
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn.primary {
  background: linear-gradient(to right, #3b82f6, #6366f1);
  color: white;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}

.btn.primary:hover {
  filter: brightness(1.05);
}

.btn.secondary {
  background: #020617;
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.5);
}

.btn.secondary:hover {
  border-color: #e5e7eb;
}

.btn.ghost {
  background: transparent;
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.55);
}

.btn.ghost:hover {
  border-color: #e5e7eb;
}

.btn.full {
  width: 100%;
}

.hero-note {
  margin-top: 0.9rem;
  font-size: 0.8rem;
  opacity: 0.8;
}

.hero-panel {
  display: flex;
  justify-content: center;
}

.hero-card {
  background: rgba(15, 23, 42, 0.95);
  border-radius: 1.25rem;
  padding: 1.4rem 1.6rem 1.3rem;
  border: 1px solid rgba(148, 163, 184, 0.3);
  box-shadow: 0 18px 45px rgba(15, 23, 42, 0.7);
  max-width: 420px;
}

.hero-card-header {
  margin-bottom: 0.9rem;
}

.hero-card-header h2 {
  font-size: 1.05rem;
  margin: 0.5rem 0 0;
}

.badge {
  display: inline-block;
  font-size: 0.7rem;
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  border: 1px solid rgba(252, 211, 77, 0.7);
  color: #facc15;
  background: rgba(23, 37, 84, 0.9);
}

.hero-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.85rem;
}

.hero-list li {
  margin-bottom: 0.3rem;
  opacity: 0.9;
}

.hero-card-footer {
  margin-top: 0.9rem;
  font-size: 0.75rem;
  opacity: 0.75;
}

/* Sections */

.section {
  padding: 3.2rem 0;
  background: #020617;
  color: #e5e7eb;
}

.section.alt {
  background: #020617;
  background-image: radial-gradient(
      circle at top,
      rgba(56, 189, 248, 0.04),
      transparent 60%
    ),
    radial-gradient(
      circle at bottom,
      rgba(129, 140, 248, 0.04),
      transparent 60%
    );
}

.section h2 {
  font-size: 1.6rem;
  margin-bottom: 0.4rem;
}

.section-subtitle {
  font-size: 0.9rem;
  opacity: 0.82;
  max-width: 34rem;
}

/* Features */

.feature-grid {
  margin-top: 1.8rem;
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.feature-card {
  background: rgba(15, 23, 42, 0.9);
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  font-size: 0.88rem;
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
  font-size: 1rem;
}

/* Steps */

.steps-grid {
  margin-top: 1.6rem;
  display: grid;
  gap: 1.2rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.step {
  background: rgba(15, 23, 42, 0.96);
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  font-size: 0.88rem;
}

.step-number {
  width: 1.9rem;
  height: 1.9rem;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.18);
  color: #bfdbfe;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}

/* Pricing */

.pricing-grid {
  margin-top: 1.8rem;
  display: grid;
  gap: 1.4rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.pricing-card {
  background: rgba(15, 23, 42, 0.96);
  border-radius: 1rem;
  padding: 1.4rem 1.2rem 1.2rem;
  border: 1px solid rgba(148, 163, 184, 0.3);
  font-size: 0.9rem;
}

.pricing-card.pro {
  border-color: rgba(59, 130, 246, 0.8);
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.4);
  position: relative;
}

.pricing-card .badge {
  position: absolute;
  top: 0.85rem;
  right: 1rem;
}

.pricing-card h3 {
  margin-top: 0;
  margin-bottom: 0.3rem;
}

.price {
  font-size: 1.6rem;
  font-weight: 600;
  margin: 0.3rem 0 0.8rem;
}

.pricing-card ul {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}

.pricing-card li {
  margin-bottom: 0.25rem;
  opacity: 0.9;
}

/* FAQ */

.faq-grid {
  margin-top: 1.6rem;
  display: grid;
  gap: 1.1rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.faq-item {
  background: rgba(15, 23, 42, 0.96);
  border-radius: 0.9rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgba(148, 163, 184, 0.25);
  font-size: 0.88rem;
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 0.4rem;
}

/* Footer */

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.4);
  background: #020617;
  color: #9ca3af;
  padding: 1.3rem 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.8rem;
}

.footer-left .logo {
  font-size: 0.9rem;
  margin-bottom: 0.15rem;
}

.footer-right a {
  color: #9ca3af;
  text-decoration: none;
  margin-left: 0.75rem;
}

.footer-right a:hover {
  color: #e5e7eb;
}

/* Responsive */

@media (max-width: 800px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }
  .hero {
    padding-top: 2.5rem;
  }
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }
  .nav {
    flex-wrap: wrap;
    gap: 0.7rem;
  }
}