/* ── Reset & Variables ── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #17212b;
  --bg-secondary: #1e2c3a;
  --bg-card: #232e3c;
  --bg-card-hover: #2b3a4c;
  --accent: #2AABEE;
  --accent-hover: #229ED9;
  --accent-soft: rgba(42, 171, 238, 0.1);
  --accent-medium: rgba(42, 171, 238, 0.18);
  --text: #f5f5f5;
  --text-secondary: #8b9bab;
  --text-muted: #6b7c8d;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --radius-sm: 12px;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.2);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Nav ── */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  max-width: 800px;
  margin: 0 auto;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: var(--text);
}

.nav-logo {
  width: 32px;
  height: 32px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  color: var(--text);
  transition: all 0.2s ease;
  -webkit-tap-highlight-color: transparent;
}

.btn-nav {
  padding: 8px 18px;
  font-size: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.btn-nav:hover { background: var(--bg-card-hover); }

.btn-cta {
  background: var(--accent);
  color: #fff;
  padding: 16px 36px;
  font-size: 17px;
  font-weight: 700;
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(42, 171, 238, 0.3);
}
.btn-cta:hover { background: var(--accent-hover); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(42, 171, 238, 0.35); }
.btn-cta:active { transform: translateY(0); }

.btn-full { width: 100%; }

/* ── Hero ── */
.hero {
  min-height: 85vh;
  display: flex;
  flex-direction: column;
}

.hero-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px 60px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-soft);
  border: 1px solid var(--accent-medium);
  border-radius: 20px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(32px, 6vw, 52px);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -1px;
  margin-bottom: 18px;
}

.hero-sub {
  color: var(--text-secondary);
  font-size: 17px;
  line-height: 1.6;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-note {
  display: block;
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 14px;
}

/* ── Features ── */
.features {
  padding: 60px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
  transition: background 0.2s;
}

.feature-card:hover { background: var(--bg-card-hover); }

.feature-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-text h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 4px;
}

.feature-text p {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
}

/* ── How it works ── */
.how-it-works {
  padding: 60px 0;
}

.how-it-works h2 {
  font-size: 24px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 32px;
}

.steps {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 500px;
  margin: 0 auto;
}

.step-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-num {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 800;
  flex-shrink: 0;
}

.step-info h3 {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 2px;
}

.step-info p {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.4;
}

/* ── Pricing ── */
.pricing {
  padding: 60px 0;
}

.price-card {
  max-width: 420px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.price-top {
  background: linear-gradient(135deg, var(--accent-soft), var(--accent-medium));
  padding: 28px 24px;
  text-align: center;
}

.price-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 12px;
}

.price-amount {
  font-size: 48px;
  font-weight: 900;
  letter-spacing: -2px;
}

.price-amount span {
  font-size: 16px;
  font-weight: 400;
  color: var(--text-secondary);
  letter-spacing: 0;
}

.price-list {
  list-style: none;
  padding: 20px 24px;
}

.price-list li {
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.price-list li:last-child { border-bottom: none; }

.price-list li::before {
  content: "";
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--accent-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  /* checkmark via CSS */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232AABEE' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
}

.price-card .btn-cta {
  margin: 0 24px 24px;
  width: calc(100% - 48px);
}

/* ── Footer ── */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}

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

.footer-brand {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-muted);
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

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

/* ── Responsive ── */
@media (max-width: 600px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-row {
    flex-direction: column;
    text-align: center;
  }

  .hero h1 {
    letter-spacing: -0.5px;
  }
}

/* ── Animations ── */
@media (prefers-reduced-motion: no-preference) {
  .feature-card,
  .step-card {
    opacity: 0;
    transform: translateY(16px);
    animation: fadeUp 0.5s ease forwards;
  }

  .feature-card:nth-child(1) { animation-delay: 0.1s; }
  .feature-card:nth-child(2) { animation-delay: 0.2s; }
  .feature-card:nth-child(3) { animation-delay: 0.3s; }
  .feature-card:nth-child(4) { animation-delay: 0.4s; }

  .step-card:nth-child(1) { animation-delay: 0.1s; }
  .step-card:nth-child(2) { animation-delay: 0.2s; }
  .step-card:nth-child(3) { animation-delay: 0.3s; }

  @keyframes fadeUp {
    to { opacity: 1; transform: translateY(0); }
  }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 4px; }