/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', Helvetica, Arial, sans-serif;
  color: #16232E;
  line-height: 1.6;
  background: #FFFFFF;
}

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

/* ===== HEADER / NAV ===== */
.site-header {
  border-bottom: 1px solid #E4E9EE;
  position: sticky;
  top: 0;
  background: #FFFFFF;
  z-index: 10;
}

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

.logo {
  font-weight: 700;
  font-size: 20px;
  letter-spacing: 0.5px;
  color: #0B5FFF;
}

.site-header nav {
  display: flex;
  align-items: center;
}

.site-header nav a {
  margin-left: 28px;
  font-size: 15px;
  font-weight: 600;
  color: #16232E;
  transition: color 0.2s ease;
}

.site-header nav a:hover,
.site-header nav a:focus-visible,
.site-header nav a.active {
  color: #0B5FFF;
}

.nav-cta {
  margin-left: 28px;
  padding: 10px 20px;
  background: #0B5FFF;
  color: #FFFFFF !important;
  border-radius: 4px;
  font-weight: 600;
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: #0847C4;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 14px 28px;
  background: #0B5FFF;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 15px;
  border-radius: 4px;
  transition: background 0.2s ease;
  border: none;
  cursor: pointer;
}

.btn:hover,
.btn:focus-visible {
  background: #0847C4;
}

.btn-outline {
  background: transparent;
  color: #0B5FFF;
  border: 1px solid #0B5FFF;
}

.btn-outline:hover,
.btn-outline:focus-visible {
  background: #EEF3FF;
}

/* ===== HERO ===== */
.hero {
  padding: 100px 0 90px;
  background: linear-gradient(180deg, #F4F8FF 0%, #FFFFFF 100%);
  text-align: center;
}

.hero h1 {
  font-size: 44px;
  max-width: 760px;
  margin: 0 auto;
}

.hero-sub {
  margin: 24px auto 0;
  font-size: 18px;
  max-width: 560px;
  color: #4A5A68;
}

.hero-actions {
  margin-top: 32px;
  display: flex;
  justify-content: center;
  gap: 16px;
}

/* ===== SECTIONS ===== */
.section {
  padding: 80px 0;
}

.section-alt {
  background: #F6F9FC;
}

.eyebrow {
  text-transform: uppercase;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: #0B5FFF;
  margin-bottom: 12px;
}

.section h2 {
  font-size: 32px;
  margin-bottom: 20px;
}

.section-text {
  max-width: 640px;
  font-size: 17px;
  color: #4A5A68;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-header .section-text {
  margin: 0 auto;
}

/* ===== CARD GRID ===== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 8px;
}

.card {
  background: #FFFFFF;
  border: 1px solid #E4E9EE;
  border-radius: 6px;
  padding: 28px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(11, 95, 255, 0.08);
  transform: translateY(-2px);
}

.card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.card p {
  font-size: 15px;
  color: #4A5A68;
  margin-bottom: 16px;
}

.card-link {
  font-weight: 600;
  font-size: 14px;
  color: #0B5FFF;
}

/* ===== PRICING TABLE ===== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 8px;
}

.price-card {
  background: #FFFFFF;
  border: 1px solid #E4E9EE;
  border-radius: 8px;
  padding: 32px 28px;
  text-align: center;
}

.price-card.featured {
  border: 2px solid #0B5FFF;
  position: relative;
}

.price-card.featured::before {
  content: "Most popular";
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: #0B5FFF;
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
  letter-spacing: 0.5px;
}

.price-card h3 {
  font-size: 18px;
  color: #4A5A68;
  margin-bottom: 8px;
}

.price-amount {
  font-size: 40px;
  font-weight: 700;
  margin-bottom: 4px;
}

.price-amount span {
  font-size: 15px;
  font-weight: 400;
  color: #4A5A68;
}

.price-features {
  margin: 24px 0;
  text-align: left;
}

.price-features li {
  padding: 8px 0;
  font-size: 14px;
  color: #4A5A68;
  border-bottom: 1px solid #F0F3F6;
}

/* ===== FORM (Contact) ===== */
.contact-form {
  max-width: 560px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 20px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 6px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #D3DCE3;
  border-radius: 4px;
  font-family: inherit;
  font-size: 15px;
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: 2px solid #0B5FFF;
  outline-offset: 1px;
  border-color: #0B5FFF;
}

/* ===== FOOTER ===== */
.site-footer {
  background: #16232E;
  color: #A9B7C4;
  padding: 56px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 32px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 14px;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: #A9B7C4;
  margin-bottom: 10px;
}

.footer-col a:hover,
.footer-col a:focus-visible {
  color: #FFFFFF;
}

.footer-bottom {
  border-top: 1px solid #2A3B4A;
  padding-top: 24px;
  font-size: 13px;
  color: #7C8D9C;
  text-align: center;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
  .hero h1 {
    font-size: 30px;
  }

  .site-header nav a {
    margin-left: 14px;
    font-size: 13px;
  }

  .nav-cta {
    margin-left: 14px;
    padding: 8px 14px;
  }

  .section {
    padding: 56px 0;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
}

/* ===== ACCESSIBILITY ===== */
a:focus-visible,
button:focus-visible {
  outline: 2px solid #0B5FFF;
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}