:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    color: var(--dark-color);
    line-height: 1.6;
}

/* Navbar */
.navbar {
    padding: 1rem 0;
}

.navbar-brand img {
    height: 40px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, #224abe 100%);
    color: white;
    padding: 100px 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/pattern.svg');
    opacity: 0.1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.hero p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
}

/* Features Section */
.features {
    padding: 80px 0;
    background-color: var(--light-color);
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: 100%;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

/* Pricing Section */
.pricing {
    padding: 80px 0;
}

.pricing-card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-10px);
}

.pricing-card.popular {
    border: 2px solid var(--primary-color);
    position: relative;
}

.popular-badge {
    position: absolute;
    top: -12px;
    right: 20px;
    background: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.875rem;
}

/* Testimonials */
.testimonials {
    padding: 80px 0;
    background-color: var(--light-color);
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    height: 100%;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

/* Social Proof */
.social-proof {
    padding: 40px 0;
    background: white;
}

.stats-card {
    text-align: center;
    padding: 20px;
}

.stats-number {
    font-size: 36px;
    font-weight: bold;
    color: #4a90e2;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
}

.faq-item {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    margin-bottom: 1rem;
}

.faq-question {
    padding: 1.5rem;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.faq-answer {
    padding: 0 1.5rem 1.5rem;
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, #224abe 100%);
    color: white;
    padding: 80px 0;
    text-align: center;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 80px 0 40px;
}

footer a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

footer a:hover {
    opacity: 0.8;
}

/* Cadastro Form Styles */
.cadastro-section {
    padding: 100px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
}

.cadastro-card {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: none;
    overflow: hidden;
}

.cadastro-card .card-body {
    padding: 2.5rem;
}

.cadastro-header {
    text-align: center;
    margin-bottom: 2rem;
}

.cadastro-header h2 {
    color: var(--dark-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.plano-badge {
    background: linear-gradient(135deg, var(--primary-color) 0%, #224abe 100%);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 25px;
    font-size: 0.875rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1rem;
}

.plano-info {
    background: var(--light-color);
    border-radius: 10px;
    padding: 1.5rem;
    margin-bottom: 2rem;
}

.plano-info h4 {
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.plano-beneficios {
    list-style: none;
    padding: 0;
    margin: 0;
}

.plano-beneficios li {
    padding: 0.25rem 0;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

.plano-beneficios li i {
    color: var(--success-color);
    margin-right: 0.5rem;
    width: 16px;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.form-control {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, #224abe 100%);
    border: none;
    border-radius: 8px;
    padding: 0.875rem 2rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(13, 110, 253, 0.3);
}

.alert {
    border-radius: 8px;
    border: none;
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid var(--danger-color);
}

.alert-success {
    background-color: #d1edff;
    color: #0c5460;
    border-left: 4px solid var(--info-color);
}

.login-link {
    text-align: center;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid #e9ecef;
}

.login-link a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.login-link a:hover {
    text-decoration: underline;
}

/* Responsive Design */
@media (max-width: 768px) {
    .cadastro-section {
        padding: 80px 0 60px;
    }
    
    .cadastro-card .card-body {
        padding: 2rem 1.5rem;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero p {
        font-size: 1.1rem;
    }
    
    .feature-card,
    .pricing-card,
    .testimonial-card {
        margin-bottom: 2rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.cadastro-card {
    animation: fadeInUp 0.6s ease-out;
}

/* Loading states */
.btn-loading {
    position: relative;
    pointer-events: none;
}

.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    margin: auto;
    border: 2px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}