/* 验证页面样式 */
.auth-card {
    background: white;
    border-radius: 16px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    padding: 40px;
    width: 100%;
    max-width: 500px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.auth-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #1890ff 0%, #40a9ff 100%);
}

.auth-header {
    margin-bottom: 30px;
}

.auth-header h1 {
    font-size: 28px;
    font-weight: 600;
    color: #1890ff;
    margin-bottom: 10px;
}

.auth-subtitle {
    font-size: 16px;
    color: #666;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.input-group {
    display: flex;
    gap: 10px;
}

.input-group input {
    flex: 1;
    padding: 12px 16px;
    border: 1px solid #d9d9d9;
    border-radius: 8px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.input-group input:focus {
    border-color: #40a9ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
    outline: none;
}

.input-group input::placeholder {
    color: #bfbfbf;
}

.verify-btn {
    padding: 12px 24px;
    background: #1890ff;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.verify-btn:hover {
    background: #40a9ff;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(24, 144, 255, 0.3);
}

.verify-btn:active {
    transform: translateY(0);
}

.attempt-info {
    font-size: 14px;
    color: #8c8c8c;
}

.error-message {
    padding: 12px;
    background: #fff2f0;
    border: 1px solid #ffccc7;
    color: #ff4d4f;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}

.success-message {
    padding: 12px;
    background: #f6ffed;
    border: 1px solid #b7eb8f;
    color: #52c41a;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .auth-card {
        padding: 30px 20px;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .auth-subtitle {
        font-size: 15px;
    }
    
    .input-group {
        flex-direction: column;
    }
    
    .verify-btn {
        width: 100%;
    }
}

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

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