:root {
  --navy: #0f172a;
  --navy-light: #1e293b;
  --accent: #4f46e5;
  --accent-dark: #4338ca;
  --bg-alt: #f8fafc;
  --border: #e2e8f0;
  --text: #1e293b;
  --text-muted: #64748b;
  --radius: 10px;
  --max-width: 1100px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 { color: var(--navy); font-weight: 700; line-height: 1.25; }
h2 { font-size: 32px; margin-bottom: 10px; }
h3 { font-size: 19px; margin-bottom: 10px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  text-decoration: none !important;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); }
.btn-ghost { background: transparent; color: var(--navy); border: 2px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { display: block; width: 100%; text-align: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  background: #fff;
  border-bottom: 1px solid var(--border);
  z-index: 100;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 20px;
}
.brand {
  font-size: 20px;
  font-weight: 800;
  color: var(--navy);
}
.brand span { color: var(--accent); }
.main-nav {
  display: flex;
  gap: 28px;
  margin-left: auto;
}
.main-nav a { color: var(--text); font-weight: 500; }
.main-nav a:hover { color: var(--accent); text-decoration: none; }
.nav-cta { margin-left: 16px; white-space: nowrap; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--navy);
  display: block;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--bg-alt) 0%, #fff 100%);
  padding: 80px 0 70px;
  text-align: center;
}
.hero h1 {
  font-size: 44px;
  max-width: 720px;
  margin: 0 auto 18px;
}
.hero-sub {
  max-width: 620px;
  margin: 0 auto 32px;
  color: var(--text-muted);
  font-size: 18px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section-alt { background: var(--bg-alt); }
.section-lead {
  color: var(--text-muted);
  font-size: 17px;
  max-width: 640px;
  margin-bottom: 40px;
}

/* ---------- NYLE Explained ---------- */
.explain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.explain-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}
.explain-card p { color: var(--text-muted); }
.explain-disclaimer {
  margin-top: 32px;
  font-size: 13px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

/* ---------- Pricing ---------- */
.pricing-card {
  max-width: 480px;
  margin: 0 auto;
  background: #fff;
  border: 2px solid var(--accent);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: 0 12px 30px rgba(79, 70, 229, 0.12);
}
.pricing-header { text-align: center; margin-bottom: 24px; }
.price { margin-top: 10px; }
.price-amount { font-size: 40px; font-weight: 800; color: var(--accent); }
.price-note { color: var(--text-muted); margin-left: 6px; }
.pricing-features {
  list-style: none;
  margin-bottom: 28px;
}
.pricing-features li {
  padding: 10px 0 10px 30px;
  position: relative;
  border-bottom: 1px solid var(--border);
  color: var(--text);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.pricing-note {
  text-align: center;
  color: var(--text-muted);
  font-size: 13px;
  margin-top: 12px;
}

/* ---------- Contact ---------- */
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: start;
}
.contact-alt { margin-top: 16px; color: var(--text-muted); }
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 6px;
  background: var(--bg-alt);
  padding: 30px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.contact-form label { font-weight: 600; font-size: 14px; margin-top: 10px; }
.contact-form input,
.contact-form textarea {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  margin-bottom: 4px;
}
.contact-form button { margin-top: 16px; }
.form-status {
  margin-top: 12px;
  font-size: 14px;
  padding: 10px;
  border-radius: 6px;
}
.form-status.success { background: #ecfdf5; color: #065f46; }
.form-status.error { background: #fef2f2; color: #7f1d1d; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: #cbd5e1;
  padding: 34px 0;
  text-align: center;
}
.footer-disclaimer {
  font-size: 12px;
  color: #94a3b8;
  margin-top: 8px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Responsive ---------- */
@media (max-width: 800px) {
  .explain-grid { grid-template-columns: 1fr; }
  .contact-inner { grid-template-columns: 1fr; }
}

@media (max-width: 680px) {
  .main-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 16px 20px;
    display: none;
    gap: 14px;
  }
  .main-nav.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-cta { display: none; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .section { padding: 56px 0; }
}