:root {
  --mk-primary: #153b66;
  --mk-secondary: #1f6aa5;
  --mk-accent: #d8a94b;
  --mk-soft: #f4f7fb;
  --mk-text: #1d2a39;
}

html {
  font-size: 14px;
  scroll-behavior: smooth;
}

@media (min-width: 768px) {
  html {
    font-size: 16px;
  }
}

body {
  color: var(--mk-text);
  background: #ffffff;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
  box-shadow: 0 0 0 0.1rem #fff, 0 0 0 0.25rem rgba(31, 106, 165, 0.25);
}

.btn-primary {
  background-color: var(--mk-secondary);
  border-color: var(--mk-secondary);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #185784;
  border-color: #185784;
}

.site-navbar {
  background: linear-gradient(90deg, var(--mk-primary), #0e2d4f);
  box-shadow: 0 0.5rem 1.5rem rgba(7, 25, 45, 0.12);
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: rgba(216, 169, 75, 0.18);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.site-navbar .nav-link {
  color: rgba(255, 255, 255, 0.82);
  font-weight: 500;
}

.site-navbar .nav-link:hover,
.site-navbar .nav-link:focus,
.site-navbar .nav-link.active {
  color: #fff;
}

.hero-section {
  background: radial-gradient(circle at top right, rgba(216, 169, 75, 0.18), transparent 30%), linear-gradient(135deg, #f7fbff, #edf3fa);
}

.hero-badge,
.section-eyebrow {
  background: rgba(21, 59, 102, 0.1);
  color: var(--mk-primary);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.hero-card,
.info-card,
.feature-panel,
.training-card,
.reference-card,
.content-card {
  background: #fff;
  border-radius: 1.25rem;
  border: 1px solid rgba(21, 59, 102, 0.08);
}

.hero-card,
.content-card,
.feature-panel {
  padding: 2rem;
}

.info-card,
.training-card,
.reference-card {
  padding: 1.75rem;
}

.hero-list li,
.check-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.85rem;
}

.hero-list li::before,
.check-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--mk-accent);
  font-size: 1.1rem;
  font-weight: 700;
}

.stat-value {
  color: var(--mk-secondary);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.section-muted {
  background: var(--mk-soft);
}

.section-title {
  font-weight: 700;
  margin-bottom: 1rem;
}

.section-heading {
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.feature-item {
  padding-bottom: 1.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid rgba(21, 59, 102, 0.08);
}

.feature-item h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.feature-item p,
.reference-card,
.content-card p,
.training-card p {
  margin-bottom: 0;
}

.reference-card {
  height: 100%;
  font-weight: 600;
}

.page-header {
  background: linear-gradient(180deg, rgba(244, 247, 251, 0.95), rgba(255, 255, 255, 0.95));
}

.site-footer {
  background: var(--mk-primary);
}

.py-lg-6 {
  padding-top: 5rem !important;
  padding-bottom: 5rem !important;
}

@media (max-width: 991.98px) {
  .site-navbar .navbar-nav {
    padding-top: 1rem;
  }
}