* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #ffffff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #333;
}

.container {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
}

.verification-box {
    background: #ffffff;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.security-header {
    text-align: center;
    padding: 30px 20px 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid #dee2e6;
}

.security-icon {
    font-size: 32px;
    margin-bottom: 10px;
    color: #28a745;
}

.security-header h1 {
    font-size: 24px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 5px;
}

.subtitle {
    font-size: 14px;
    color: #6c757d;
    font-weight: 400;
}

.captcha-container {
    padding: 25px;
    background: #ffffff;
}

.captcha-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 1px solid #e9ecef;
}

.captcha-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: #1a73e8;
    font-size: 16px;
}

.logo-icon {
    width: 20px;
    height: 20px;
    background: #1a73e8;
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: bold;
}

.captcha-status {
    font-size: 12px;
    color: #dc3545;
    font-weight: 500;
}

.verification-content {
    text-align: center;
}

.question-box {
    margin-bottom: 30px;
    padding: 20px;
    background: #f8f9fa;
    border: 1px solid #e9ecef;
    border-radius: 6px;
}

.verification-question {
    font-size: 20px;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 8px;
}

.verification-description {
    font-size: 14px;
    color: #6c757d;
    line-height: 1.4;
}

.button-container {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin-bottom: 25px;
}

.captcha-btn {
    flex: 1;
    max-width: 120px;
    padding: 12px 20px;
    border: 2px solid #1a73e8;
    background: #ffffff;
    color: #1a73e8;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 1px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.captcha-btn:hover {
    background: #1a73e8;
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(26, 115, 232, 0.3);
}

.captcha-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(26, 115, 232, 0.3);
}

.captcha-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.captcha-btn:hover::before {
    left: 100%;
}

.yes-btn {
    border-color: #28a745;
    color: #28a745;
}

.yes-btn:hover {
    background: #28a745;
    color: #ffffff;
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

.no-btn {
    border-color: #dc3545;
    color: #dc3545;
}

.no-btn:hover {
    background: #dc3545;
    color: #ffffff;
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.3);
}

.captcha-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
    font-size: 12px;
    color: #6c757d;
}

.privacy-info {
    display: flex;
    align-items: center;
    gap: 5px;
}

.powered-by {
    font-style: italic;
}

/* Responsividade para mobile */
@media (max-width: 480px) {
    .container {
        padding: 10px;
    }
    
    .security-header {
        padding: 25px 15px 15px;
    }
    
    .security-header h1 {
        font-size: 20px;
    }
    
    .captcha-container {
        padding: 20px 15px;
    }
    
    .captcha-header {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .verification-question {
        font-size: 18px;
    }
    
    .button-container {
        flex-direction: column;
        gap: 12px;
    }
    
    .captcha-btn {
        max-width: none;
        width: 100%;
        padding: 14px 20px;
    }
    
    .captcha-footer {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 320px) {
    .verification-question {
        font-size: 16px;
    }
    
    .captcha-btn {
        font-size: 14px;
        padding: 12px 16px;
    }
}

/* Animações de carregamento */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.verification-box {
    animation: fadeIn 0.6s ease-out;
}

.captcha-btn {
    animation: fadeIn 0.8s ease-out;
}

/* Estados de foco para acessibilidade */
.captcha-btn:focus {
    outline: 3px solid rgba(26, 115, 232, 0.3);
    outline-offset: 2px;
}

/* Efeito de loading nos botões */
.captcha-btn.loading {
    pointer-events: none;
    opacity: 0.7;
}

.captcha-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 16px;
    height: 16px;
    margin: -8px 0 0 -8px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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