body {
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  scroll-behavior: smooth;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
}

.navbar {
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar-brand {
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-link {
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-link:hover {
    transform: translateY(-2px);
}

.btn {
    transition: all 0.3s ease;
    font-weight: 500;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #5a67d8 0%, #6b46c1 100%);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.card {
    transition: all 0.3s ease;
    border-radius: 1rem;
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.display-4, .display-5 {
    font-weight: 700;
    letter-spacing: -1px;
}

.lead {
    font-size: 1.25rem;
    font-weight: 400;
}

.portfolio-item {
    transition: all 0.3s ease;
    cursor: pointer;
}

.portfolio-item:hover {
    transform: scale(1.05);
}

.portfolio-overlay {
    transition: opacity 0.3s ease;
}

.form-control, .form-select {
    border-radius: 0.75rem;
    border: 2px solid #e2e8f0;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-control.is-valid {
    border-color: #48bb78;
    box-shadow: 0 0 0 3px rgba(72, 187, 120, 0.1);
}

.form-control.is-invalid {
    border-color: #f56565;
    box-shadow: 0 0 0 3px rgba(245, 101, 101, 0.1);
}

.z7m1-section-element {
    position: relative;
}

.text-primary {
    color: #667eea !important;
}

.bg-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

.bg-primary.bg-opacity-10 {
    background: rgba(102, 126, 234, 0.1) !important;
}

.bg-success.bg-opacity-10 {
    background: rgba(72, 187, 120, 0.1) !important;
}

.bg-warning.bg-opacity-10 {
    background: rgba(237, 137, 54, 0.1) !important;
}

.bg-info.bg-opacity-10 {
    background: rgba(66, 153, 225, 0.1) !important;
}

.rounded-pill {
    border-radius: 50rem !important;
}

.shadow-lg {
    box-shadow: 0 10px 25px rgba(0,0,0,0.1) !important;
}

.opacity-90 {
    opacity: 0.9 !important;
}

.opacity-75 {
    opacity: 0.75 !important;
}

.opacity-25 {
    opacity: 0.25 !important;
}

.fw-semibold {
    font-weight: 600 !important;
}

@media (max-width: 768px) {
    .display-4 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    .lead {
        font-size: 1.1rem;
    }
    
    .btn-lg {
        padding: 0.75rem 1.5rem;
        font-size: 1rem;
    }
}

.navbar-toggler {
    border: none;
    padding: 0.25rem 0.5rem;
}

.navbar-toggler:focus {
    box-shadow: none;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: #f56565;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

a {
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}