html {
  font-size: 14px;
}

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

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

html {
  position: relative;
  min-height: 100%;
}

body {
  margin-bottom: 60px;
  background-color: #f8f9fa;
}

/* ── Hero Section ─────────────────────────────── */
.ea-hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f4c81 100%);
  min-height: 260px;
  padding-top: 3.5rem !important;
  padding-bottom: 3.5rem !important;
}

.ea-hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 80% 20%, rgba(59,130,246,0.18) 0%, transparent 50%),
    radial-gradient(circle at 10% 80%, rgba(16,185,129,0.12) 0%, transparent 45%);
  pointer-events: none;
}

/* ── Feature Cards ───────────────────────────── */
.ea-feature-card {
  border-radius: 14px !important;
  transition: transform .18s ease, box-shadow .18s ease;
  background: #fff;
}

.ea-feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,.10) !important;
}

.ea-icon-wrap {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Courses Section ─────────────────────────── */
.ea-courses-section {
  background: linear-gradient(160deg, #0f172a 0%, #1a2744 100%);
  border: 1px solid rgba(255,255,255,.06);
}

.ea-courses-section h5,
.ea-courses-section p,
.ea-courses-section small {
  color: #e2e8f0;
}

.ea-courses-section .text-muted {
  color: #94a3b8 !important;
}

.ea-course-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  transition: background .18s ease, border-color .18s ease;
}

.ea-course-card:hover {
  background: rgba(255,255,255,.11);
  border-color: rgba(255,255,255,.22);
}

.ea-course-card h6 {
  color: #f1f5f9;
}

.ea-course-badge {
  font-size: .68rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .04em;
}

.ea-course-badge.beginner   { background: #dcfce7; color: #166534; }
.ea-course-badge.intermediate { background: #dbeafe; color: #1e40af; }
.ea-course-badge.expert     { background: #fce7f3; color: #9d174d; }
.ea-course-badge.advanced   { background: #fef9c3; color: #713f12; }

.ea-enroll-link {
  font-size: .78rem;
  font-weight: 600;
  color: #60a5fa;
  text-decoration: none;
  transition: color .15s;
}

.ea-enroll-link:hover {
  color: #93c5fd;
  text-decoration: underline;
}

.ea-courses-section code {
  color: #fbbf24;
  background: rgba(251,191,36,.12) !important;
}