.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.95rem 2rem;
  font-family: var(--font-primary);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%; right: 50%;
  width: 0; height: 0;
  background: rgba(255,255,255,0.3);
  border-radius: 50%;
  transform: translate(50%, -50%);
  transition: width 0.6s, height 0.6s;
}
.btn:hover::before { width: 400px; height: 400px; }

.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.35);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.5);
  color: white;
}

.btn-gold {
  background: var(--gradient-gold);
  color: var(--color-navy);
  box-shadow: 0 8px 20px rgba(212, 168, 83, 0.35);
}
.btn-gold:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-gold);
  color: var(--color-navy);
}

.btn-emerald {
  background: var(--gradient-emerald);
  color: white;
  box-shadow: 0 8px 20px rgba(16, 185, 129, 0.35);
}
.btn-emerald:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(16, 185, 129, 0.5);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.6);
}
.btn-outline:hover {
  background: white;
  color: var(--color-navy);
  border-color: white;
}

.btn-lg { padding: 1.15rem 2.5rem; font-size: 1.1rem; }
.btn-sm { padding: 0.6rem 1.2rem; font-size: 0.9rem; }

.card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.card::before {
  content: '';
  position: absolute;
  top: 0; right: 0; left: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--transition);
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}
.card:hover::before { transform: scaleX(1); }

.badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  background: rgba(212, 168, 83, 0.15);
  color: var(--color-gold);
}
.badge-gold {
  background: var(--gradient-gold);
  color: var(--color-navy);
}

.icon-circle {
  width: 70px;
  height: 70px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: white;
  margin-bottom: 1.5rem;
  position: relative;
  transition: transform var(--transition);
}
.icon-circle::before {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  opacity: 0.2;
  z-index: -1;
  filter: blur(15px);
}
.card:hover .icon-circle { transform: scale(1.1) rotate(-5deg); }

.icon-blue { background: linear-gradient(135deg, #2563eb, #3b82f6); }
.icon-green { background: linear-gradient(135deg, #10b981, #34d399); }
.icon-purple { background: linear-gradient(135deg, #7c3aed, #a78bfa); }
.icon-orange { background: linear-gradient(135deg, #f59e0b, #fbbf24); }
.icon-red { background: linear-gradient(135deg, #ef4444, #f87171); }
.icon-navy { background: linear-gradient(135deg, #0f2557, #2563eb); }