:root {
    --warning: #F59E0B;
}

.register-container {
    background: var(--white);
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    width: 100%;
    max-width: 500px;
    position: relative;
}

.register-header {
    text-align: center;
    padding: 2rem 2rem 1rem;
    background: linear-gradient(135deg, #F8FAFC 0%, #E2E8F0 100%);
}

.register-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.register-form {
    padding: 2rem;
    padding-bottom: 0.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-input.warning {
    border-color: var(--warning);
}

.form-select {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #E2E8F0;
    border-radius: 8px;
    font-size: 1rem;
    background: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.warning-message {
    color: var(--warning);
    font-size: 0.875rem;
    margin-top: 0.25rem;
    display: none;
}

.span-tell{
    color: var(--text-secondary);
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

.password-strength {
    margin-top: 0.5rem;
}

.strength-meter {
    height: 4px;
    background: #E2E8F0;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.strength-fill {
    height: 100%;
    width: 0%;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.strength-text {
    font-size: 0.75rem;
    font-weight: 500;
}

.checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.checkbox-group input[type="checkbox"] {
    margin-top: 0.25rem;
    width: auto;
}

.checkbox-group label {
    font-size: 0.875rem;
    line-height: 1.4;
}

.checkbox-group a {
    color: var(--primary);
    text-decoration: none;
}

.checkbox-group a:hover {
    color: var(--primary-dark);
}

.btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.divider {
    text-align: center;
    margin: 1.5rem 0;
    position: relative;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #E2E8F0;
    z-index: 1;
}

.divider span {
    background: var(--white);
    padding: 0 1rem;
    position: relative;
    z-index: 2;
}

.register-footer {
    text-align: center;
    padding: 1rem 2rem 2rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.register-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 500;
}

.register-footer a:hover {
    color: var(--primary-dark);
}

.model-message-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.model-message {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--white);
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 35px 30px;
    text-align: center;
    max-width: 550px;
    z-index: 10;
}
.model-message .message-title {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 25px;
}
.model-message .message-message {
    margin-bottom: 20px;
}

.model-message button {
    background-color: #19b223;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1.1rem;
}

.model-message-container.hidden {
    display: none;
}

@media (max-width: 768px) {
    body {
        padding: 15px;
    }
    
    .register-container {
        margin-top: 2rem;
        max-width: 450px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .register-header {
        padding: 1.5rem 1.5rem 1rem;
    }
    
    .register-form {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .register-container {
        margin: 0;
        margin-top: 45px;
        max-width: 100%;
    }
    
    .register-form {
        padding: 1.25rem;
    }
    
    .register-header {
        padding: 1.25rem 1.25rem 1rem;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .register-subtitle {
        font-size: 0.85rem;
    }
    
    .form-input,
    .form-select {
        font-size: 16px; /* Evita zoom no iOS */
        padding: 0.7rem;
    }
    
    .btn {
        padding: 0.8rem;
        font-size: 0.95rem;
    }
    
    .google-btn {
        padding: 0.8rem;
        font-size: 0.95rem;
    }
    
    .checkbox-group {
        gap: 0.5rem;
        font-size: 0.8rem;
    }
    
    .span-tell {
        font-size: 0.7rem;
    }
    
    .strength-text {
        font-size: 0.7rem;
    }
    
    .register-footer {
        padding: 1rem 1.25rem 1.5rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 320px) {
    .register-container {
        margin-top: 1rem;
    }
    
    .logo {
        font-size: 1.3rem;
    }
    
    .register-header,
    .register-form {
        padding: 1rem;
    }
    
    .register-footer {
        padding: 1rem;
    }
}

/* Progress indicator */
.progress-indicator {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.progress-step {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #E2E8F0;
    transition: all 0.3s ease;
}

.progress-step.active {
    background: var(--primary);
}